| // |
| // Copyright 2013 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| |
| // formatutils.cpp: Queries for GL image formats. |
| |
| #include "libANGLE/formatutils.h" |
| |
| #include "anglebase/no_destructor.h" |
| #include "common/mathutil.h" |
| #include "libANGLE/Context.h" |
| #include "libANGLE/Framebuffer.h" |
| |
| using namespace angle; |
| |
| namespace gl |
| { |
| |
| // ES2 requires that format is equal to internal format at all glTex*Image2D entry points and the |
| // implementation can decide the true, sized, internal format. The ES2FormatMap determines the |
| // internal format for all valid format and type combinations. |
| GLenum GetSizedFormatInternal(GLenum format, GLenum type); |
| |
| namespace |
| { |
| using InternalFormatInfoMap = |
| std::unordered_map<GLenum, std::unordered_map<GLenum, InternalFormat>>; |
| |
| bool CheckedMathResult(const CheckedNumeric<GLuint> &value, GLuint *resultOut) |
| { |
| if (!value.IsValid()) |
| { |
| return false; |
| } |
| else |
| { |
| *resultOut = value.ValueOrDie(); |
| return true; |
| } |
| } |
| |
| constexpr uint32_t PackTypeInfo(GLuint bytes, bool specialized) |
| { |
| // static_assert within constexpr requires c++17 |
| // static_assert(isPow2(bytes)); |
| return bytes | (rx::Log2(bytes) << 8) | (specialized << 16); |
| } |
| |
| } // anonymous namespace |
| |
| FormatType::FormatType() : format(GL_NONE), type(GL_NONE) {} |
| |
| FormatType::FormatType(GLenum format_, GLenum type_) : format(format_), type(type_) {} |
| |
| bool FormatType::operator<(const FormatType &other) const |
| { |
| if (format != other.format) |
| return format < other.format; |
| return type < other.type; |
| } |
| |
| bool operator<(const Type &a, const Type &b) |
| { |
| return memcmp(&a, &b, sizeof(Type)) < 0; |
| } |
| |
| // Information about internal formats |
| static bool AlwaysSupported(const Version &, const Extensions &) |
| { |
| return true; |
| } |
| |
| static bool NeverSupported(const Version &, const Extensions &) |
| { |
| return false; |
| } |
| |
| template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion> |
| static bool RequireES(const Version &clientVersion, const Extensions &) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion); |
| } |
| |
| // Pointer to a boolean memeber of the Extensions struct |
| typedef bool(Extensions::*ExtensionBool); |
| |
| // Check support for a single extension |
| template <ExtensionBool bool1> |
| static bool RequireExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1; |
| } |
| |
| // Check for a minimum client version or a single extension |
| template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion, ExtensionBool bool1> |
| static bool RequireESOrExt(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) || |
| extensions.*bool1; |
| } |
| |
| // Check for a minimum client version or two extensions |
| template <GLuint minCoreGLMajorVersion, |
| GLuint minCoreGLMinorVersion, |
| ExtensionBool bool1, |
| ExtensionBool bool2> |
| static bool RequireESOrExtAndExt(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) || |
| (extensions.*bool1 && extensions.*bool2); |
| } |
| |
| // Check for a minimum client version or at least one of two extensions |
| template <GLuint minCoreGLMajorVersion, |
| GLuint minCoreGLMinorVersion, |
| ExtensionBool bool1, |
| ExtensionBool bool2> |
| static bool RequireESOrExtOrExt(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) || |
| extensions.*bool1 || extensions.*bool2; |
| } |
| |
| // Check support for two extensions |
| template <ExtensionBool bool1, ExtensionBool bool2> |
| static bool RequireExtAndExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1 && extensions.*bool2; |
| } |
| |
| // Check support for either of two extensions |
| template <ExtensionBool bool1, ExtensionBool bool2> |
| static bool RequireExtOrExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1 || extensions.*bool2; |
| } |
| |
| // Check support for any of three extensions |
| template <ExtensionBool bool1, ExtensionBool bool2, ExtensionBool bool3> |
| static bool RequireExtOrExtOrExt(const Version &, const Extensions &extensions) |
| { |
| return extensions.*bool1 || extensions.*bool2 || extensions.*bool3; |
| } |
| |
| static bool UnsizedHalfFloatOESRGBATextureAttachmentSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| // dEQP requires ES3 + EXT_color_buffer_half_float for rendering to RGB[A] + HALF_FLOAT_OES |
| // textures but WebGL allows it with just ES 2.0 |
| return (clientVersion.major >= 3 || extensions.webglCompatibility) && |
| extensions.colorBufferHalfFloat; |
| } |
| |
| // R8, RG8 |
| static bool SizedRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || (extensions.textureStorage && extensions.textureRG); |
| } |
| |
| // R16F, RG16F with HALF_FLOAT_OES type |
| static bool SizedHalfFloatOESRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return extensions.textureStorage && extensions.textureHalfFloat && extensions.textureRG; |
| } |
| |
| static bool SizedHalfFloatOESRGTextureAttachmentSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return SizedHalfFloatOESRGSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat; |
| } |
| |
| // R16F, RG16F with either HALF_FLOAT_OES or HALF_FLOAT types |
| static bool SizedHalfFloatRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| // HALF_FLOAT |
| if (clientVersion >= Version(3, 0)) |
| { |
| return true; |
| } |
| // HALF_FLOAT_OES |
| else |
| { |
| return SizedHalfFloatOESRGSupport(clientVersion, extensions); |
| } |
| } |
| |
| static bool SizedHalfFloatRGTextureAttachmentSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| // HALF_FLOAT |
| if (clientVersion >= Version(3, 0)) |
| { |
| return extensions.colorBufferFloat; |
| } |
| // HALF_FLOAT_OES |
| else |
| { |
| return SizedHalfFloatOESRGTextureAttachmentSupport(clientVersion, extensions); |
| } |
| } |
| |
| static bool SizedHalfFloatRGRenderbufferSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return (clientVersion >= Version(3, 0) || |
| (extensions.textureHalfFloat && extensions.textureRG)) && |
| (extensions.colorBufferFloat || extensions.colorBufferHalfFloat); |
| } |
| |
| // RGB16F, RGBA16F with HALF_FLOAT_OES type |
| static bool SizedHalfFloatOESSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return extensions.textureStorage && extensions.textureHalfFloat; |
| } |
| |
| static bool SizedHalfFloatOESTextureAttachmentSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return SizedHalfFloatOESSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat; |
| } |
| |
| // RGB16F, RGBA16F with either HALF_FLOAT_OES or HALF_FLOAT types |
| static bool SizedHalfFloatSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| // HALF_FLOAT |
| if (clientVersion >= Version(3, 0)) |
| { |
| return true; |
| } |
| // HALF_FLOAT_OES |
| else |
| { |
| return SizedHalfFloatOESSupport(clientVersion, extensions); |
| } |
| } |
| |
| static bool SizedHalfFloatFilterSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| // HALF_FLOAT |
| if (clientVersion >= Version(3, 0)) |
| { |
| return true; |
| } |
| // HALF_FLOAT_OES |
| else |
| { |
| return extensions.textureHalfFloatLinear; |
| } |
| } |
| |
| static bool SizedHalfFloatRGBTextureAttachmentSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| // HALF_FLOAT |
| if (clientVersion >= Version(3, 0)) |
| { |
| // It is unclear how EXT_color_buffer_half_float applies to ES3.0 and above, however, |
| // dEQP GLES3 es3fFboColorbufferTests.cpp verifies that texture attachment of GL_RGB16F |
| // is possible, so assume that all GLES implementations support it. |
| return extensions.colorBufferHalfFloat; |
| } |
| // HALF_FLOAT_OES |
| else |
| { |
| return SizedHalfFloatOESTextureAttachmentSupport(clientVersion, extensions); |
| } |
| } |
| |
| static bool SizedHalfFloatRGBRenderbufferSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return (clientVersion >= Version(3, 0) || extensions.textureHalfFloat) && |
| extensions.colorBufferHalfFloat; |
| } |
| |
| static bool SizedHalfFloatRGBATextureAttachmentSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| // HALF_FLOAT |
| if (clientVersion >= Version(3, 0)) |
| { |
| return extensions.colorBufferFloat; |
| } |
| // HALF_FLOAT_OES |
| else |
| { |
| return SizedHalfFloatOESTextureAttachmentSupport(clientVersion, extensions); |
| } |
| } |
| |
| static bool SizedHalfFloatRGBARenderbufferSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| return (clientVersion >= Version(3, 0) || extensions.textureHalfFloat) && |
| (extensions.colorBufferFloat || extensions.colorBufferHalfFloat); |
| } |
| |
| // R32F, RG32F |
| static bool SizedFloatRGSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || |
| (extensions.textureStorage && extensions.textureFloat && extensions.textureRG); |
| } |
| |
| // RGB32F |
| static bool SizedFloatRGBSupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || |
| (extensions.textureStorage && extensions.textureFloat) || extensions.colorBufferFloatRGB; |
| } |
| |
| // RGBA32F |
| static bool SizedFloatRGBASupport(const Version &clientVersion, const Extensions &extensions) |
| { |
| return clientVersion >= Version(3, 0) || |
| (extensions.textureStorage && extensions.textureFloat) || |
| extensions.colorBufferFloatRGBA; |
| } |
| |
| static bool SizedFloatRGBARenderableSupport(const Version &clientVersion, |
| const Extensions &extensions) |
| { |
| // This logic is the same for both Renderbuffers and TextureAttachment. |
| return extensions.colorBufferFloatRGBA || // ES2 |
| extensions.colorBufferFloat; // ES3 |
| } |
| |
| InternalFormat::InternalFormat() |
| : internalFormat(GL_NONE), |
| sized(false), |
| sizedInternalFormat(GL_NONE), |
| redBits(0), |
| greenBits(0), |
| blueBits(0), |
| luminanceBits(0), |
| alphaBits(0), |
| sharedBits(0), |
| depthBits(0), |
| stencilBits(0), |
| pixelBytes(0), |
| componentCount(0), |
| compressed(false), |
| compressedBlockWidth(0), |
| compressedBlockHeight(0), |
| compressedBlockDepth(0), |
| format(GL_NONE), |
| type(GL_NONE), |
| componentType(GL_NONE), |
| colorEncoding(GL_NONE), |
| textureSupport(NeverSupported), |
| filterSupport(NeverSupported), |
| textureAttachmentSupport(NeverSupported), |
| renderbufferSupport(NeverSupported) |
| {} |
| |
| InternalFormat::InternalFormat(const InternalFormat &other) = default; |
| |
| bool InternalFormat::isLUMA() const |
| { |
| return ((redBits + greenBits + blueBits + depthBits + stencilBits) == 0 && |
| (luminanceBits + alphaBits) > 0); |
| } |
| |
| GLenum InternalFormat::getReadPixelsFormat() const |
| { |
| return format; |
| } |
| |
| GLenum InternalFormat::getReadPixelsType(const Version &version) const |
| { |
| switch (type) |
| { |
| case GL_HALF_FLOAT: |
| case GL_HALF_FLOAT_OES: |
| if (version < Version(3, 0)) |
| { |
| // The internal format may have a type of GL_HALF_FLOAT but when exposing this type |
| // as the IMPLEMENTATION_READ_TYPE, only HALF_FLOAT_OES is allowed by |
| // OES_texture_half_float. HALF_FLOAT becomes core in ES3 and is acceptable to use |
| // as an IMPLEMENTATION_READ_TYPE. |
| return GL_HALF_FLOAT_OES; |
| } |
| else |
| { |
| return GL_HALF_FLOAT; |
| } |
| |
| default: |
| return type; |
| } |
| } |
| |
| bool InternalFormat::isRequiredRenderbufferFormat(const Version &version) const |
| { |
| // GLES 3.0.5 section 4.4.2.2: |
| // "Implementations are required to support the same internal formats for renderbuffers as the |
| // required formats for textures enumerated in section 3.8.3.1, with the exception of the color |
| // formats labelled "texture-only"." |
| if (!sized || compressed) |
| { |
| return false; |
| } |
| |
| // Luma formats. |
| if (isLUMA()) |
| { |
| return false; |
| } |
| |
| // Depth/stencil formats. |
| if (depthBits > 0 || stencilBits > 0) |
| { |
| // GLES 2.0.25 table 4.5. |
| // GLES 3.0.5 section 3.8.3.1. |
| // GLES 3.1 table 8.14. |
| |
| // Required formats in all versions. |
| switch (internalFormat) |
| { |
| case GL_DEPTH_COMPONENT16: |
| case GL_STENCIL_INDEX8: |
| // Note that STENCIL_INDEX8 is not mentioned in GLES 3.0.5 section 3.8.3.1, but it |
| // is in section 4.4.2.2. |
| return true; |
| default: |
| break; |
| } |
| if (version.major < 3) |
| { |
| return false; |
| } |
| // Required formats in GLES 3.0 and up. |
| switch (internalFormat) |
| { |
| case GL_DEPTH_COMPONENT32F: |
| case GL_DEPTH_COMPONENT24: |
| case GL_DEPTH32F_STENCIL8: |
| case GL_DEPTH24_STENCIL8: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| // RGBA formats. |
| // GLES 2.0.25 table 4.5. |
| // GLES 3.0.5 section 3.8.3.1. |
| // GLES 3.1 table 8.13. |
| |
| // Required formats in all versions. |
| switch (internalFormat) |
| { |
| case GL_RGBA4: |
| case GL_RGB5_A1: |
| case GL_RGB565: |
| return true; |
| default: |
| break; |
| } |
| if (version.major < 3) |
| { |
| return false; |
| } |
| |
| if (format == GL_BGRA_EXT) |
| { |
| return false; |
| } |
| |
| switch (componentType) |
| { |
| case GL_SIGNED_NORMALIZED: |
| case GL_FLOAT: |
| return false; |
| case GL_UNSIGNED_INT: |
| case GL_INT: |
| // Integer RGB formats are not required renderbuffer formats. |
| if (alphaBits == 0 && blueBits != 0) |
| { |
| return false; |
| } |
| // All integer R and RG formats are required. |
| // Integer RGBA formats including RGB10_A2_UI are required. |
| return true; |
| case GL_UNSIGNED_NORMALIZED: |
| if (internalFormat == GL_SRGB8) |
| { |
| return false; |
| } |
| return true; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return false; |
| #endif |
| } |
| } |
| |
| bool InternalFormat::isInt() const |
| { |
| return componentType == GL_INT || componentType == GL_UNSIGNED_INT; |
| } |
| |
| bool InternalFormat::isDepthOrStencil() const |
| { |
| return depthBits != 0 || stencilBits != 0; |
| } |
| |
| Format::Format(GLenum internalFormat) : Format(GetSizedInternalFormatInfo(internalFormat)) {} |
| |
| Format::Format(const InternalFormat &internalFormat) : info(&internalFormat) {} |
| |
| Format::Format(GLenum internalFormat, GLenum type) |
| : info(&GetInternalFormatInfo(internalFormat, type)) |
| {} |
| |
| Format::Format(const Format &other) = default; |
| Format &Format::operator=(const Format &other) = default; |
| |
| bool Format::valid() const |
| { |
| return info->internalFormat != GL_NONE; |
| } |
| |
| // static |
| bool Format::SameSized(const Format &a, const Format &b) |
| { |
| return a.info->sizedInternalFormat == b.info->sizedInternalFormat; |
| } |
| |
| static GLenum EquivalentBlitInternalFormat(GLenum internalformat) |
| { |
| // BlitFramebuffer works if the color channels are identically |
| // sized, even if there is a swizzle (for example, blitting from a |
| // multisampled RGBA8 renderbuffer to a BGRA8 texture). This could |
| // be expanded and/or autogenerated if that is found necessary. |
| if (internalformat == GL_BGRA8_EXT) |
| return GL_RGBA8; |
| return internalformat; |
| } |
| |
| // static |
| bool Format::EquivalentForBlit(const Format &a, const Format &b) |
| { |
| return (EquivalentBlitInternalFormat(a.info->sizedInternalFormat) == |
| EquivalentBlitInternalFormat(b.info->sizedInternalFormat)); |
| } |
| |
| // static |
| Format Format::Invalid() |
| { |
| static Format invalid(GL_NONE, GL_NONE); |
| return invalid; |
| } |
| |
| std::ostream &operator<<(std::ostream &os, const Format &fmt) |
| { |
| // TODO(ynovikov): return string representation when available |
| return FmtHex(os, fmt.info->sizedInternalFormat); |
| } |
| |
| bool InternalFormat::operator==(const InternalFormat &other) const |
| { |
| // We assume all internal formats are unique if they have the same internal format and type |
| return internalFormat == other.internalFormat && type == other.type; |
| } |
| |
| bool InternalFormat::operator!=(const InternalFormat &other) const |
| { |
| return !(*this == other); |
| } |
| |
| void InsertFormatInfo(InternalFormatInfoMap *map, const InternalFormat &formatInfo) |
| { |
| ASSERT(!formatInfo.sized || (*map).count(formatInfo.internalFormat) == 0); |
| ASSERT((*map)[formatInfo.internalFormat].count(formatInfo.type) == 0); |
| (*map)[formatInfo.internalFormat][formatInfo.type] = formatInfo; |
| } |
| |
| void AddRGBAFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| bool sized, |
| GLuint red, |
| GLuint green, |
| GLuint blue, |
| GLuint alpha, |
| GLuint shared, |
| GLenum format, |
| GLenum type, |
| GLenum componentType, |
| bool srgb, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction filterSupport, |
| InternalFormat::SupportCheckFunction textureAttachmentSupport, |
| InternalFormat::SupportCheckFunction renderbufferSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = sized; |
| formatInfo.sizedInternalFormat = |
| sized ? internalFormat : GetSizedFormatInternal(internalFormat, type); |
| formatInfo.redBits = red; |
| formatInfo.greenBits = green; |
| formatInfo.blueBits = blue; |
| formatInfo.alphaBits = alpha; |
| formatInfo.sharedBits = shared; |
| formatInfo.pixelBytes = (red + green + blue + alpha + shared) / 8; |
| formatInfo.componentCount = |
| ((red > 0) ? 1 : 0) + ((green > 0) ? 1 : 0) + ((blue > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0); |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = componentType; |
| formatInfo.colorEncoding = (srgb ? GL_SRGB : GL_LINEAR); |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.filterSupport = filterSupport; |
| formatInfo.textureAttachmentSupport = textureAttachmentSupport; |
| formatInfo.renderbufferSupport = renderbufferSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| static void AddLUMAFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| bool sized, |
| GLuint luminance, |
| GLuint alpha, |
| GLenum format, |
| GLenum type, |
| GLenum componentType, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction filterSupport, |
| InternalFormat::SupportCheckFunction textureAttachmentSupport, |
| InternalFormat::SupportCheckFunction renderbufferSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = sized; |
| formatInfo.sizedInternalFormat = |
| sized ? internalFormat : GetSizedFormatInternal(internalFormat, type); |
| formatInfo.luminanceBits = luminance; |
| formatInfo.alphaBits = alpha; |
| formatInfo.pixelBytes = (luminance + alpha) / 8; |
| formatInfo.componentCount = ((luminance > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0); |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = componentType; |
| formatInfo.colorEncoding = GL_LINEAR; |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.filterSupport = filterSupport; |
| formatInfo.textureAttachmentSupport = textureAttachmentSupport; |
| formatInfo.renderbufferSupport = renderbufferSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| void AddDepthStencilFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| bool sized, |
| GLuint depthBits, |
| GLuint stencilBits, |
| GLuint unusedBits, |
| GLenum format, |
| GLenum type, |
| GLenum componentType, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction filterSupport, |
| InternalFormat::SupportCheckFunction textureAttachmentSupport, |
| InternalFormat::SupportCheckFunction renderbufferSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = sized; |
| formatInfo.sizedInternalFormat = |
| sized ? internalFormat : GetSizedFormatInternal(internalFormat, type); |
| formatInfo.depthBits = depthBits; |
| formatInfo.stencilBits = stencilBits; |
| formatInfo.pixelBytes = (depthBits + stencilBits + unusedBits) / 8; |
| formatInfo.componentCount = ((depthBits > 0) ? 1 : 0) + ((stencilBits > 0) ? 1 : 0); |
| formatInfo.format = format; |
| formatInfo.type = type; |
| formatInfo.componentType = componentType; |
| formatInfo.colorEncoding = GL_LINEAR; |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.filterSupport = filterSupport; |
| formatInfo.textureAttachmentSupport = textureAttachmentSupport; |
| formatInfo.renderbufferSupport = renderbufferSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| void AddCompressedFormat(InternalFormatInfoMap *map, |
| GLenum internalFormat, |
| GLuint compressedBlockWidth, |
| GLuint compressedBlockHeight, |
| GLuint compressedBlockDepth, |
| GLuint compressedBlockSize, |
| GLuint componentCount, |
| bool srgb, |
| InternalFormat::SupportCheckFunction textureSupport, |
| InternalFormat::SupportCheckFunction filterSupport, |
| InternalFormat::SupportCheckFunction textureAttachmentSupport, |
| InternalFormat::SupportCheckFunction renderbufferSupport) |
| { |
| InternalFormat formatInfo; |
| formatInfo.internalFormat = internalFormat; |
| formatInfo.sized = true; |
| formatInfo.sizedInternalFormat = internalFormat; |
| formatInfo.compressedBlockWidth = compressedBlockWidth; |
| formatInfo.compressedBlockHeight = compressedBlockHeight; |
| formatInfo.compressedBlockDepth = compressedBlockDepth; |
| formatInfo.pixelBytes = compressedBlockSize / 8; |
| formatInfo.componentCount = componentCount; |
| formatInfo.format = internalFormat; |
| formatInfo.type = GL_UNSIGNED_BYTE; |
| formatInfo.componentType = GL_UNSIGNED_NORMALIZED; |
| formatInfo.colorEncoding = (srgb ? GL_SRGB : GL_LINEAR); |
| formatInfo.compressed = true; |
| formatInfo.textureSupport = textureSupport; |
| formatInfo.filterSupport = filterSupport; |
| formatInfo.textureAttachmentSupport = textureAttachmentSupport; |
| formatInfo.renderbufferSupport = renderbufferSupport; |
| |
| InsertFormatInfo(map, formatInfo); |
| } |
| |
| // Notes: |
| // 1. "Texture supported" includes all the means by which texture can be created, however, |
| // GL_EXT_texture_storage in ES2 is a special case, when only glTexStorage* is allowed. |
| // The assumption is that ES2 validation will not check textureSupport for sized formats. |
| // |
| // 2. Sized half float types are a combination of GL_HALF_FLOAT and GL_HALF_FLOAT_OES support, |
| // due to a limitation that only one type for sized formats is allowed. |
| // |
| // TODO(ynovikov): http://anglebug.com/2846 Verify support fields of BGRA, depth, stencil |
| // and compressed formats. Perform texturable check as part of filterable and attachment checks. |
| static InternalFormatInfoMap BuildInternalFormatInfoMap() |
| { |
| InternalFormatInfoMap map; |
| |
| // From ES 3.0.1 spec, table 3.12 |
| map[GL_NONE][GL_NONE] = InternalFormat(); |
| |
| // clang-format off |
| |
| // | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddRGBAFormat(&map, GL_R8, true, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, SizedRGSupport, AlwaysSupported, SizedRGSupport, RequireESOrExt<3, 0, &Extensions::textureRG> ); |
| AddRGBAFormat(&map, GL_R8_SNORM, true, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RG8, true, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, SizedRGSupport, AlwaysSupported, SizedRGSupport, RequireESOrExt<3, 0, &Extensions::textureRG> ); |
| AddRGBAFormat(&map, GL_RG8_SNORM, true, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB8, true, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8> ); |
| AddRGBAFormat(&map, GL_RGB8_SNORM, true, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB565, true, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireES<2, 0> ); |
| AddRGBAFormat(&map, GL_RGBA4, true, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireES<2, 0> ); |
| AddRGBAFormat(&map, GL_RGB5_A1, true, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireES<2, 0> ); |
| AddRGBAFormat(&map, GL_RGBA8, true, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8> ); |
| AddRGBAFormat(&map, GL_RGBA8_SNORM, true, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB10_A2, true, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGB10_A2UI, true, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_SRGB8, true, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_SRGB8_ALPHA8, true, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireES<3, 0>, AlwaysSupported, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::sRGB> ); |
| AddRGBAFormat(&map, GL_R11F_G11F_B10F, true, 11, 11, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_FLOAT, false, RequireES<3, 0>, AlwaysSupported, RequireExt<&Extensions::colorBufferFloat>, RequireExt<&Extensions::colorBufferFloat> ); |
| AddRGBAFormat(&map, GL_RGB9_E5, true, 9, 9, 9, 0, 5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_FLOAT, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_R8I, true, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_R8UI, true, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_R16I, true, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_R16UI, true, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_R32I, true, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_R32UI, true, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RG8I, true, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RG8UI, true, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RG16I, true, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RG16UI, true, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RG32I, true, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RG32UI, true, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGB8I, true, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB8UI, true, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB16I, true, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB16UI, true, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB32I, true, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB32UI, true, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGBA8I, true, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGBA8UI, true, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGBA16I, true, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGBA16UI, true, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGBA32I, true, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| AddRGBAFormat(&map, GL_RGBA32UI, true, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| |
| AddRGBAFormat(&map, GL_BGRA8_EXT, true, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>); |
| AddRGBAFormat(&map, GL_BGRA4_ANGLEX, true, 4, 4, 4, 4, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>); |
| AddRGBAFormat(&map, GL_BGR5_A1_ANGLEX, true, 5, 5, 5, 1, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>); |
| |
| // Special format that is used for D3D textures that are used within ANGLE via the |
| // EGL_ANGLE_d3d_texture_client_buffer extension. We don't allow uploading texture images with |
| // this format, but textures in this format can be created from D3D textures, and filtering them |
| // and rendering to them is allowed. |
| AddRGBAFormat(&map, GL_BGRA8_SRGB_ANGLEX, true, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, NeverSupported, AlwaysSupported, AlwaysSupported, AlwaysSupported ); |
| |
| // Special format which is not really supported, so always false for all supports. |
| AddRGBAFormat(&map, GL_BGRX8_ANGLEX, true, 8, 8, 8, 0, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_BGR565_ANGLEX, true, 5, 6, 5, 1, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported ); |
| |
| // Floating point formats |
| // | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| // It's not possible to have two entries per sized format. |
| // E.g. for GL_RG16F, one with GL_HALF_FLOAT type and the other with GL_HALF_FLOAT_OES type. |
| // So, GL_HALF_FLOAT type formats conditions are merged with GL_HALF_FLOAT_OES type conditions. |
| AddRGBAFormat(&map, GL_R16F, true, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatRGSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGTextureAttachmentSupport, SizedHalfFloatRGRenderbufferSupport ); |
| AddRGBAFormat(&map, GL_RG16F, true, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatRGSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGTextureAttachmentSupport, SizedHalfFloatRGRenderbufferSupport ); |
| AddRGBAFormat(&map, GL_RGB16F, true, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGBTextureAttachmentSupport, SizedHalfFloatRGBRenderbufferSupport ); |
| AddRGBAFormat(&map, GL_RGBA16F, true, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGBATextureAttachmentSupport, SizedHalfFloatRGBARenderbufferSupport ); |
| AddRGBAFormat(&map, GL_R32F, true, 32, 0, 0, 0, 0, GL_RED, GL_FLOAT, GL_FLOAT, false, SizedFloatRGSupport, RequireExt<&Extensions::textureFloatLinear>, RequireExt<&Extensions::colorBufferFloat>, RequireExt<&Extensions::colorBufferFloat>); |
| AddRGBAFormat(&map, GL_RG32F, true, 32, 32, 0, 0, 0, GL_RG, GL_FLOAT, GL_FLOAT, false, SizedFloatRGSupport, RequireExt<&Extensions::textureFloatLinear>, RequireExt<&Extensions::colorBufferFloat>, RequireExt<&Extensions::colorBufferFloat>); |
| AddRGBAFormat(&map, GL_RGB32F, true, 32, 32, 32, 0, 0, GL_RGB, GL_FLOAT, GL_FLOAT, false, SizedFloatRGBSupport, RequireExt<&Extensions::textureFloatLinear>, RequireExt<&Extensions::colorBufferFloatRGB>, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGBA32F, true, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, SizedFloatRGBASupport, RequireExt<&Extensions::textureFloatLinear>, SizedFloatRGBARenderableSupport, SizedFloatRGBARenderableSupport ); |
| |
| // ANGLE Depth stencil formats |
| // | Internal format |sized| D |S | X | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT16, true, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, RequireESOrExtOrExt<3, 0, &Extensions::depthTextureANGLE, &Extensions::depthTextureOES>, RequireES<1, 0>, RequireES<1, 0> ); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT24, true, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depthTextureANGLE>, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depth24OES> ); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32F, true, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depthTextureANGLE>, RequireES<3, 0>, RequireES<3, 0> ); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32_OES, true, 32, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireExtOrExtOrExt<&Extensions::depthTextureANGLE, &Extensions::depthTextureOES, &Extensions::depth32>, AlwaysSupported, RequireExtOrExtOrExt<&Extensions::depthTextureANGLE, &Extensions::depthTextureOES, &Extensions::depth32>, RequireExtOrExtOrExt<&Extensions::depthTextureANGLE, &Extensions::depthTextureOES, &Extensions::depth32>); |
| AddDepthStencilFormat(&map, GL_DEPTH24_STENCIL8, true, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, 0, &Extensions::depthTextureANGLE>, AlwaysSupported, RequireESOrExtOrExt<3, 0, &Extensions::depthTextureANGLE, &Extensions::packedDepthStencil>, RequireESOrExtOrExt<3, 0, &Extensions::depthTextureANGLE, &Extensions::packedDepthStencil>); |
| AddDepthStencilFormat(&map, GL_DEPTH32F_STENCIL8, true, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireES<3, 0>, AlwaysSupported, RequireES<3, 0>, RequireES<3, 0> ); |
| // STENCIL_INDEX8 is special-cased, see around the bottom of the list. |
| |
| // Luminance alpha formats |
| // | Internal format |sized| L | A | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddLUMAFormat(&map, GL_ALPHA8_EXT, true, 0, 8, GL_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE8_EXT, true, 8, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE8_ALPHA8_EXT, true, 8, 8, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_ALPHA16F_EXT, true, 0, 16, GL_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE16F_EXT, true, 16, 0, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA16F_EXT, true, 16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_ALPHA32F_EXT, true, 0, 32, GL_ALPHA, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE32F_EXT, true, 32, 0, GL_LUMINANCE, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA32F_EXT, true, 32, 32, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| |
| // Compressed formats, From ES 3.0.1 spec, table 3.16 |
| // | Internal format |W |H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddCompressedFormat(&map, GL_COMPRESSED_R11_EAC, 4, 4, 1, 64, 1, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACR11UnsignedTexture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SIGNED_R11_EAC, 4, 4, 1, 64, 1, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACR11SignedTexture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RG11_EAC, 4, 4, 1, 128, 2, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACRG11UnsignedTexture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SIGNED_RG11_EAC, 4, 4, 1, 128, 2, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACRG11SignedTexture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_ETC2, 4, 4, 1, 64, 3, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2RGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ETC2, 4, 4, 1, 64, 3, true, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2sRGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, 4, 4, 1, 64, 3, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2PunchthroughARGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, 4, 4, 1, 64, 3, true, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2PunchthroughAsRGB8AlphaTexture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, 4, 4, 1, 128, 4, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2RGBA8Texture>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, 4, 4, 1, 128, 4, true, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2sRGB8Alpha8Texture>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_EXT_texture_compression_dxt1 |
| // | Internal format |W |H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::textureCompressionDXT1>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 4, 4, 1, 64, 4, false, RequireExt<&Extensions::textureCompressionDXT1>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_ANGLE_texture_compression_dxt3 |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionDXT3>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_ANGLE_texture_compression_dxt5 |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionDXT5>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_OES_compressed_ETC1_RGB8_texture |
| AddCompressedFormat(&map, GL_ETC1_RGB8_OES, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::compressedETC1RGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_EXT_texture_compression_s3tc_srgb |
| // | Internal format |W |H |D | BS |CC|SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, 4, 4, 1, 64, 3, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 4, 4, 1, 64, 4, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_KHR_texture_compression_astc_ldr and KHR_texture_compression_astc_hdr and GL_OES_texture_compression_astc |
| // | Internal format | W | H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4_KHR, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x4_KHR, 5, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5_KHR, 5, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x5_KHR, 6, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6_KHR, 6, 6, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x5_KHR, 8, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x6_KHR, 8, 6, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x8_KHR, 8, 8, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x5_KHR, 10, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x6_KHR, 10, 6, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x8_KHR, 10, 8, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x10_KHR, 10, 10, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_12x10_KHR, 12, 10, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_12x12_KHR, 12, 12, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR, 5, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR, 5, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR, 6, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR, 6, 6, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR, 8, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR, 8, 6, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR, 8, 8, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR, 10, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR, 10, 6, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR, 10, 8, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR, 10, 10, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR, 12, 10, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR, 12, 12, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_3x3x3_OES, 3, 3, 3, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x3x3_OES, 4, 3, 3, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4x3_OES, 4, 4, 3, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4x4_OES, 4, 4, 4, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x4x4_OES, 5, 4, 4, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5x4_OES, 5, 5, 4, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5x5_OES, 5, 5, 5, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x5x5_OES, 6, 5, 5, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6x5_OES, 6, 6, 5, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6x6_OES, 6, 6, 6, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_3x3x3_OES, 3, 3, 3, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x3x3_OES, 4, 3, 3, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4x3_OES, 4, 4, 3, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4x4_OES, 4, 4, 4, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4x4_OES, 5, 4, 4, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5x4_OES, 5, 5, 4, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5x5_OES, 5, 5, 5, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5x5_OES, 6, 5, 5, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x5_OES, 6, 6, 5, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x6_OES, 6, 6, 6, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From EXT_texture_compression_bptc |
| // | Internal format | W | H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddCompressedFormat(&map, GL_COMPRESSED_RGBA_BPTC_UNORM_EXT, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // For STENCIL_INDEX8 we chose a normalized component type for the following reasons: |
| // - Multisampled buffer are disallowed for non-normalized integer component types and we want to support it for STENCIL_INDEX8 |
| // - All other stencil formats (all depth-stencil) are either float or normalized |
| // - It affects only validation of internalformat in RenderbufferStorageMultisample. |
| // | Internal format |sized|D |S |X | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddDepthStencilFormat(&map, GL_STENCIL_INDEX8, true, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, NeverSupported, RequireES<1, 0>, RequireES<1, 0>); |
| |
| // From GL_ANGLE_lossy_etc_decode |
| // | Internal format |W |H |D |BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddCompressedFormat(&map, GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, true, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, true, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported); |
| |
| // From GL_EXT_texture_norm16 |
| // | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddRGBAFormat(&map, GL_R16_EXT, true, 16, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>); |
| AddRGBAFormat(&map, GL_R16_SNORM_EXT, true, 16, 0, 0, 0, 0, GL_RED, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RG16_EXT, true, 16, 16, 0, 0, 0, GL_RG, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>); |
| AddRGBAFormat(&map, GL_RG16_SNORM_EXT, true, 16, 16, 0, 0, 0, GL_RG, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB16_EXT, true, 16, 16, 16, 0, 0, GL_RGB, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGB16_SNORM_EXT, true, 16, 16, 16, 0, 0, GL_RGB, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported ); |
| AddRGBAFormat(&map, GL_RGBA16_EXT, true, 16, 16, 16, 16, 0, GL_RGBA, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>); |
| AddRGBAFormat(&map, GL_RGBA16_SNORM_EXT, true, 16, 16, 16, 16, 0, GL_RGBA, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported ); |
| |
| // Unsized formats |
| // | Internal format |sized | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddRGBAFormat(&map, GL_RED, false, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureRG>, AlwaysSupported, RequireExt<&Extensions::textureRG>, NeverSupported); |
| AddRGBAFormat(&map, GL_RED, false, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG, false, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureRG>, AlwaysSupported, RequireExt<&Extensions::textureRG>, NeverSupported); |
| AddRGBAFormat(&map, GL_RG, false, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 10, 10, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormat2101010REV>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormat2101010REV>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_SRGB, false, 8, 8, 8, 0, 0, GL_SRGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireExt<&Extensions::sRGB>, AlwaysSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_SRGB_ALPHA_EXT, false, 8, 8, 8, 8, 0, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireExt<&Extensions::sRGB>, AlwaysSupported, RequireExt<&Extensions::sRGB>, NeverSupported); |
| AddRGBAFormat(&map, GL_BGRA_EXT, false, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, NeverSupported); |
| |
| // Unsized integer formats |
| // |Internal format |sized | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED_INTEGER, false, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG_INTEGER, false, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB_INTEGER, false, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported); |
| |
| // Unsized floating point formats |
| // |Internal format |sized | R | G | B | A |S | Format | Type | Comp | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddRGBAFormat(&map, GL_RED, false, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG, false, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RED, false, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureHalfFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureHalfFloatLinear>, AlwaysSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG, false, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureHalfFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureHalfFloatLinear>, AlwaysSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, UnsizedHalfFloatOESRGBATextureAttachmentSupport, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, UnsizedHalfFloatOESRGBATextureAttachmentSupport, NeverSupported); |
| AddRGBAFormat(&map, GL_RED, false, 32, 0, 0, 0, 0, GL_RED, GL_FLOAT, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureFloatLinear>, AlwaysSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RG, false, 32, 32, 0, 0, 0, GL_RG, GL_FLOAT, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureFloatLinear>, AlwaysSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 32, 32, 32, 0, 0, GL_RGB, GL_FLOAT, GL_FLOAT, false, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 9, 9, 9, 0, 5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGB, false, 11, 11, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported); |
| AddRGBAFormat(&map, GL_RGBA, false, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| |
| // Unsized luminance alpha formats |
| // | Internal format |sized | L | A | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddLUMAFormat(&map, GL_ALPHA, false, 0, 8, GL_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, AlwaysSupported, AlwaysSupported, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE, false, 8, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, AlwaysSupported, AlwaysSupported, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 8, 8, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, AlwaysSupported, AlwaysSupported, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_ALPHA, false, 0, 16, GL_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE, false, 16, 0, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_ALPHA, false, 0, 32, GL_ALPHA, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE, false, 32, 0, GL_LUMINANCE, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 32, 32, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported); |
| |
| // Unsized depth stencil formats |
| // | Internal format |sized | D |S | X | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer | |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, AlwaysSupported, RequireES<1, 0>, RequireES<1, 0> ); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, AlwaysSupported, RequireES<1, 0>, RequireES<1, 0> ); |
| AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<1, 0>, AlwaysSupported, RequireES<1, 0>, RequireES<1, 0> ); |
| AddDepthStencilFormat(&map, GL_DEPTH_STENCIL, false, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>); |
| AddDepthStencilFormat(&map, GL_DEPTH_STENCIL, false, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>); |
| AddDepthStencilFormat(&map, GL_STENCIL, false, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, NeverSupported , RequireES<1, 0>, RequireES<1, 0> ); |
| // clang-format on |
| |
| return map; |
| } |
| |
| static const InternalFormatInfoMap &GetInternalFormatMap() |
| { |
| static const angle::base::NoDestructor<InternalFormatInfoMap> formatMap( |
| BuildInternalFormatInfoMap()); |
| return *formatMap; |
| } |
| |
| static FormatSet BuildAllSizedInternalFormatSet() |
| { |
| FormatSet result; |
| |
| for (const auto &internalFormat : GetInternalFormatMap()) |
| { |
| for (const auto &type : internalFormat.second) |
| { |
| if (type.second.sized) |
| { |
| // TODO(jmadill): Fix this hack. |
| if (internalFormat.first == GL_BGR565_ANGLEX) |
| continue; |
| |
| result.insert(internalFormat.first); |
| } |
| } |
| } |
| |
| return result; |
| } |
| |
| uint32_t GetPackedTypeInfo(GLenum type) |
| { |
| switch (type) |
| { |
| case GL_UNSIGNED_BYTE: |
| case GL_BYTE: |
| { |
| static constexpr uint32_t kPacked = PackTypeInfo(1, false); |
| return kPacked; |
| } |
| case GL_UNSIGNED_SHORT: |
| case GL_SHORT: |
| case GL_HALF_FLOAT: |
| case GL_HALF_FLOAT_OES: |
| { |
| static constexpr uint32_t kPacked = PackTypeInfo(2, false); |
| return kPacked; |
| } |
| case GL_UNSIGNED_INT: |
| case GL_INT: |
| case GL_FLOAT: |
| { |
| static constexpr uint32_t kPacked = PackTypeInfo(4, false); |
| return kPacked; |
| } |
| case GL_UNSIGNED_SHORT_5_6_5: |
| case GL_UNSIGNED_SHORT_4_4_4_4: |
| case GL_UNSIGNED_SHORT_5_5_5_1: |
| case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT: |
| case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT: |
| { |
| static constexpr uint32_t kPacked = PackTypeInfo(2, true); |
| return kPacked; |
| } |
| case GL_UNSIGNED_INT_2_10_10_10_REV: |
| case GL_UNSIGNED_INT_24_8: |
| case GL_UNSIGNED_INT_10F_11F_11F_REV: |
| case GL_UNSIGNED_INT_5_9_9_9_REV: |
| { |
| ASSERT(GL_UNSIGNED_INT_24_8_OES == GL_UNSIGNED_INT_24_8); |
| static constexpr uint32_t kPacked = PackTypeInfo(4, true); |
| return kPacked; |
| } |
| case GL_FLOAT_32_UNSIGNED_INT_24_8_REV: |
| { |
| static constexpr uint32_t kPacked = PackTypeInfo(8, true); |
| return kPacked; |
| } |
| default: |
| { |
| return 0; |
| } |
| } |
| } |
| |
| const InternalFormat &GetSizedInternalFormatInfo(GLenum internalFormat) |
| { |
| static const InternalFormat defaultInternalFormat; |
| const InternalFormatInfoMap &formatMap = GetInternalFormatMap(); |
| auto iter = formatMap.find(internalFormat); |
| |
| // Sized internal formats only have one type per entry |
| if (iter == formatMap.end() || iter->second.size() != 1) |
| { |
| return defaultInternalFormat; |
| } |
| |
| const InternalFormat &internalFormatInfo = iter->second.begin()->second; |
| if (!internalFormatInfo.sized) |
| { |
| return defaultInternalFormat; |
| } |
| |
| return internalFormatInfo; |
| } |
| |
| const InternalFormat &GetInternalFormatInfo(GLenum internalFormat, GLenum type) |
| { |
| static const InternalFormat defaultInternalFormat; |
| const InternalFormatInfoMap &formatMap = GetInternalFormatMap(); |
| |
| auto internalFormatIter = formatMap.find(internalFormat); |
| if (internalFormatIter == formatMap.end()) |
| { |
| return defaultInternalFormat; |
| } |
| |
| // If the internal format is sized, simply return it without the type check. |
| if (internalFormatIter->second.size() == 1 && internalFormatIter->second.begin()->second.sized) |
| { |
| return internalFormatIter->second.begin()->second; |
| } |
| |
| auto typeIter = internalFormatIter->second.find(type); |
| if (typeIter == internalFormatIter->second.end()) |
| { |
| return defaultInternalFormat; |
| } |
| |
| return typeIter->second; |
| } |
| |
| GLuint InternalFormat::computePixelBytes(GLenum formatType) const |
| { |
| const auto &typeInfo = GetTypeInfo(formatType); |
| GLuint components = typeInfo.specialInterpretation ? 1u : componentCount; |
| return components * typeInfo.bytes; |
| } |
| |
| bool InternalFormat::computeRowPitch(GLenum formatType, |
| GLsizei width, |
| GLint alignment, |
| GLint rowLength, |
| GLuint *resultOut) const |
| { |
| // Compressed images do not use pack/unpack parameters. |
| if (compressed) |
| { |
| ASSERT(rowLength == 0); |
| return computeCompressedImageSize(Extents(width, 1, 1), resultOut); |
| } |
| |
| CheckedNumeric<GLuint> checkedWidth(rowLength > 0 ? rowLength : width); |
| CheckedNumeric<GLuint> checkedRowBytes = checkedWidth * computePixelBytes(formatType); |
| |
| ASSERT(alignment > 0 && isPow2(alignment)); |
| CheckedNumeric<GLuint> checkedAlignment(alignment); |
| auto aligned = rx::roundUp(checkedRowBytes, checkedAlignment); |
| return CheckedMathResult(aligned, resultOut); |
| } |
| |
| bool InternalFormat::computeDepthPitch(GLsizei height, |
| GLint imageHeight, |
| GLuint rowPitch, |
| GLuint *resultOut) const |
| { |
| CheckedNumeric<GLuint> pixelsHeight(imageHeight > 0 ? static_cast<GLuint>(imageHeight) |
| : static_cast<GLuint>(height)); |
| |
| CheckedNumeric<GLuint> rowCount; |
| if (compressed) |
| { |
| CheckedNumeric<GLuint> checkedBlockHeight(compressedBlockHeight); |
| rowCount = (pixelsHeight + checkedBlockHeight - 1u) / checkedBlockHeight; |
| } |
| else |
| { |
| rowCount = pixelsHeight; |
| } |
| |
| CheckedNumeric<GLuint> checkedRowPitch(rowPitch); |
| |
| return CheckedMathResult(checkedRowPitch * rowCount, resultOut); |
| } |
| |
| bool InternalFormat::computeDepthPitch(GLenum formatType, |
| GLsizei width, |
| GLsizei height, |
| GLint alignment, |
| GLint rowLength, |
| GLint imageHeight, |
| GLuint *resultOut) const |
| { |
| GLuint rowPitch = 0; |
| if (!computeRowPitch(formatType, width, alignment, rowLength, &rowPitch)) |
| { |
| return false; |
| } |
| return computeDepthPitch(height, imageHeight, rowPitch, resultOut); |
| } |
| |
| bool InternalFormat::computeCompressedImageSize(const Extents &size, GLuint *resultOut) const |
| { |
| CheckedNumeric<GLuint> checkedWidth(size.width); |
| CheckedNumeric<GLuint> checkedHeight(size.height); |
| CheckedNumeric<GLuint> checkedDepth(size.depth); |
| CheckedNumeric<GLuint> checkedBlockWidth(compressedBlockWidth); |
| CheckedNumeric<GLuint> checkedBlockHeight(compressedBlockHeight); |
| |
| ASSERT(compressed); |
| auto numBlocksWide = (checkedWidth + checkedBlockWidth - 1u) / checkedBlockWidth; |
| auto numBlocksHigh = (checkedHeight + checkedBlockHeight - 1u) / checkedBlockHeight; |
| auto bytes = numBlocksWide * numBlocksHigh * pixelBytes * checkedDepth; |
| return CheckedMathResult(bytes, resultOut); |
| } |
| |
| bool InternalFormat::computeSkipBytes(GLenum formatType, |
| GLuint rowPitch, |
| GLuint depthPitch, |
| const PixelStoreStateBase &state, |
| bool is3D, |
| GLuint *resultOut) const |
| { |
| CheckedNumeric<GLuint> checkedRowPitch(rowPitch); |
| CheckedNumeric<GLuint> checkedDepthPitch(depthPitch); |
| CheckedNumeric<GLuint> checkedSkipImages(static_cast<GLuint>(state.skipImages)); |
| CheckedNumeric<GLuint> checkedSkipRows(static_cast<GLuint>(state.skipRows)); |
| CheckedNumeric<GLuint> checkedSkipPixels(static_cast<GLuint>(state.skipPixels)); |
| CheckedNumeric<GLuint> checkedPixelBytes(computePixelBytes(formatType)); |
| auto checkedSkipImagesBytes = checkedSkipImages * checkedDepthPitch; |
| if (!is3D) |
| { |
| checkedSkipImagesBytes = 0; |
| } |
| auto skipBytes = checkedSkipImagesBytes + checkedSkipRows * checkedRowPitch + |
| checkedSkipPixels * checkedPixelBytes; |
| return CheckedMathResult(skipBytes, resultOut); |
| } |
| |
| bool InternalFormat::computePackUnpackEndByte(GLenum formatType, |
| const Extents &size, |
| const PixelStoreStateBase &state, |
| bool is3D, |
| GLuint *resultOut) const |
| { |
| GLuint rowPitch = 0; |
| if (!computeRowPitch(formatType, size.width, state.alignment, state.rowLength, &rowPitch)) |
| { |
| return false; |
| } |
| |
| GLuint depthPitch = 0; |
| if (is3D && !computeDepthPitch(size.height, state.imageHeight, rowPitch, &depthPitch)) |
| { |
| return false; |
| } |
| |
| CheckedNumeric<GLuint> checkedCopyBytes(0); |
| if (compressed) |
| { |
| GLuint copyBytes = 0; |
| if (!computeCompressedImageSize(size, ©Bytes)) |
| { |
| return false; |
| } |
| checkedCopyBytes = copyBytes; |
| } |
| else if (size.height != 0 && (!is3D || size.depth != 0)) |
| { |
| CheckedNumeric<GLuint> bytes = computePixelBytes(formatType); |
| checkedCopyBytes += size.width * bytes; |
| |
| CheckedNumeric<GLuint> heightMinusOne = size.height - 1; |
| checkedCopyBytes += heightMinusOne * rowPitch; |
| |
| if (is3D) |
| { |
| CheckedNumeric<GLuint> depthMinusOne = size.depth - 1; |
| checkedCopyBytes += depthMinusOne * depthPitch; |
| } |
| } |
| |
| GLuint skipBytes = 0; |
| if (!computeSkipBytes(formatType, rowPitch, depthPitch, state, is3D, &skipBytes)) |
| { |
| return false; |
| } |
| |
| CheckedNumeric<GLuint> endByte = checkedCopyBytes + CheckedNumeric<GLuint>(skipBytes); |
| |
| return CheckedMathResult(endByte, resultOut); |
| } |
| |
| GLenum GetUnsizedFormat(GLenum internalFormat) |
| { |
| auto sizedFormatInfo = GetSizedInternalFormatInfo(internalFormat); |
| if (sizedFormatInfo.internalFormat != GL_NONE) |
| { |
| return sizedFormatInfo.format; |
| } |
| |
| return internalFormat; |
| } |
| |
| const FormatSet &GetAllSizedInternalFormats() |
| { |
| static angle::base::NoDestructor<FormatSet> formatSet(BuildAllSizedInternalFormatSet()); |
| return *formatSet; |
| } |
| |
| AttributeType GetAttributeType(GLenum enumValue) |
| { |
| switch (enumValue) |
| { |
| case GL_FLOAT: |
| return ATTRIBUTE_FLOAT; |
| case GL_FLOAT_VEC2: |
| return ATTRIBUTE_VEC2; |
| case GL_FLOAT_VEC3: |
| return ATTRIBUTE_VEC3; |
| case GL_FLOAT_VEC4: |
| return ATTRIBUTE_VEC4; |
| case GL_INT: |
| return ATTRIBUTE_INT; |
| case GL_INT_VEC2: |
| return ATTRIBUTE_IVEC2; |
| case GL_INT_VEC3: |
| return ATTRIBUTE_IVEC3; |
| case GL_INT_VEC4: |
| return ATTRIBUTE_IVEC4; |
| case GL_UNSIGNED_INT: |
| return ATTRIBUTE_UINT; |
| case GL_UNSIGNED_INT_VEC2: |
| return ATTRIBUTE_UVEC2; |
| case GL_UNSIGNED_INT_VEC3: |
| return ATTRIBUTE_UVEC3; |
| case GL_UNSIGNED_INT_VEC4: |
| return ATTRIBUTE_UVEC4; |
| case GL_FLOAT_MAT2: |
| return ATTRIBUTE_MAT2; |
| case GL_FLOAT_MAT3: |
| return ATTRIBUTE_MAT3; |
| case GL_FLOAT_MAT4: |
| return ATTRIBUTE_MAT4; |
| case GL_FLOAT_MAT2x3: |
| return ATTRIBUTE_MAT2x3; |
| case GL_FLOAT_MAT2x4: |
| return ATTRIBUTE_MAT2x4; |
| case GL_FLOAT_MAT3x2: |
| return ATTRIBUTE_MAT3x2; |
| case GL_FLOAT_MAT3x4: |
| return ATTRIBUTE_MAT3x4; |
| case GL_FLOAT_MAT4x2: |
| return ATTRIBUTE_MAT4x2; |
| case GL_FLOAT_MAT4x3: |
| return ATTRIBUTE_MAT4x3; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return ATTRIBUTE_FLOAT; |
| #endif |
| } |
| } |
| |
| angle::FormatID GetVertexFormatID(VertexAttribType type, |
| GLboolean normalized, |
| GLuint components, |
| bool pureInteger) |
| { |
| switch (type) |
| { |
| case VertexAttribType::Byte: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return angle::FormatID::R8_SINT; |
| if (normalized) |
| return angle::FormatID::R8_SNORM; |
| return angle::FormatID::R8_SSCALED; |
| case 2: |
| if (pureInteger) |
| return angle::FormatID::R8G8_SINT; |
| if (normalized) |
| return angle::FormatID::R8G8_SNORM; |
| return angle::FormatID::R8G8_SSCALED; |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::R8G8B8_SINT; |
| if (normalized) |
| return angle::FormatID::R8G8B8_SNORM; |
| return angle::FormatID::R8G8B8_SSCALED; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::R8G8B8A8_SINT; |
| if (normalized) |
| return angle::FormatID::R8G8B8A8_SNORM; |
| return angle::FormatID::R8G8B8A8_SSCALED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::UnsignedByte: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return angle::FormatID::R8_UINT; |
| if (normalized) |
| return angle::FormatID::R8_UNORM; |
| return angle::FormatID::R8_USCALED; |
| case 2: |
| if (pureInteger) |
| return angle::FormatID::R8G8_UINT; |
| if (normalized) |
| return angle::FormatID::R8G8_UNORM; |
| return angle::FormatID::R8G8_USCALED; |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::R8G8B8_UINT; |
| if (normalized) |
| return angle::FormatID::R8G8B8_UNORM; |
| return angle::FormatID::R8G8B8_USCALED; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::R8G8B8A8_UINT; |
| if (normalized) |
| return angle::FormatID::R8G8B8A8_UNORM; |
| return angle::FormatID::R8G8B8A8_USCALED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::Short: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return angle::FormatID::R16_SINT; |
| if (normalized) |
| return angle::FormatID::R16_SNORM; |
| return angle::FormatID::R16_SSCALED; |
| case 2: |
| if (pureInteger) |
| return angle::FormatID::R16G16_SINT; |
| if (normalized) |
| return angle::FormatID::R16G16_SNORM; |
| return angle::FormatID::R16G16_SSCALED; |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::R16G16B16_SINT; |
| if (normalized) |
| return angle::FormatID::R16G16B16_SNORM; |
| return angle::FormatID::R16G16B16_SSCALED; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::R16G16B16A16_SINT; |
| if (normalized) |
| return angle::FormatID::R16G16B16A16_SNORM; |
| return angle::FormatID::R16G16B16A16_SSCALED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::UnsignedShort: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return angle::FormatID::R16_UINT; |
| if (normalized) |
| return angle::FormatID::R16_UNORM; |
| return angle::FormatID::R16_USCALED; |
| case 2: |
| if (pureInteger) |
| return angle::FormatID::R16G16_UINT; |
| if (normalized) |
| return angle::FormatID::R16G16_UNORM; |
| return angle::FormatID::R16G16_USCALED; |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::R16G16B16_UINT; |
| if (normalized) |
| return angle::FormatID::R16G16B16_UNORM; |
| return angle::FormatID::R16G16B16_USCALED; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::R16G16B16A16_UINT; |
| if (normalized) |
| return angle::FormatID::R16G16B16A16_UNORM; |
| return angle::FormatID::R16G16B16A16_USCALED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::Int: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return angle::FormatID::R32_SINT; |
| if (normalized) |
| return angle::FormatID::R32_SNORM; |
| return angle::FormatID::R32_SSCALED; |
| case 2: |
| if (pureInteger) |
| return angle::FormatID::R32G32_SINT; |
| if (normalized) |
| return angle::FormatID::R32G32_SNORM; |
| return angle::FormatID::R32G32_SSCALED; |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::R32G32B32_SINT; |
| if (normalized) |
| return angle::FormatID::R32G32B32_SNORM; |
| return angle::FormatID::R32G32B32_SSCALED; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::R32G32B32A32_SINT; |
| if (normalized) |
| return angle::FormatID::R32G32B32A32_SNORM; |
| return angle::FormatID::R32G32B32A32_SSCALED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::UnsignedInt: |
| switch (components) |
| { |
| case 1: |
| if (pureInteger) |
| return angle::FormatID::R32_UINT; |
| if (normalized) |
| return angle::FormatID::R32_UNORM; |
| return angle::FormatID::R32_USCALED; |
| case 2: |
| if (pureInteger) |
| return angle::FormatID::R32G32_UINT; |
| if (normalized) |
| return angle::FormatID::R32G32_UNORM; |
| return angle::FormatID::R32G32_USCALED; |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::R32G32B32_UINT; |
| if (normalized) |
| return angle::FormatID::R32G32B32_UNORM; |
| return angle::FormatID::R32G32B32_USCALED; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::R32G32B32A32_UINT; |
| if (normalized) |
| return angle::FormatID::R32G32B32A32_UNORM; |
| return angle::FormatID::R32G32B32A32_USCALED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::Float: |
| switch (components) |
| { |
| case 1: |
| return angle::FormatID::R32_FLOAT; |
| case 2: |
| return angle::FormatID::R32G32_FLOAT; |
| case 3: |
| return angle::FormatID::R32G32B32_FLOAT; |
| case 4: |
| return angle::FormatID::R32G32B32A32_FLOAT; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::HalfFloat: |
| case VertexAttribType::HalfFloatOES: |
| switch (components) |
| { |
| case 1: |
| return angle::FormatID::R16_FLOAT; |
| case 2: |
| return angle::FormatID::R16G16_FLOAT; |
| case 3: |
| return angle::FormatID::R16G16B16_FLOAT; |
| case 4: |
| return angle::FormatID::R16G16B16A16_FLOAT; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::Fixed: |
| switch (components) |
| { |
| case 1: |
| return angle::FormatID::R32_FIXED; |
| case 2: |
| return angle::FormatID::R32G32_FIXED; |
| case 3: |
| return angle::FormatID::R32G32B32_FIXED; |
| case 4: |
| return angle::FormatID::R32G32B32A32_FIXED; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::Int2101010: |
| if (pureInteger) |
| return angle::FormatID::R10G10B10A2_SINT; |
| if (normalized) |
| return angle::FormatID::R10G10B10A2_SNORM; |
| return angle::FormatID::R10G10B10A2_SSCALED; |
| case VertexAttribType::UnsignedInt2101010: |
| if (pureInteger) |
| return angle::FormatID::R10G10B10A2_UINT; |
| if (normalized) |
| return angle::FormatID::R10G10B10A2_UNORM; |
| return angle::FormatID::R10G10B10A2_USCALED; |
| case VertexAttribType::Int1010102: |
| switch (components) |
| { |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::X2R10G10B10_SINT_VERTEX; |
| if (normalized) |
| return angle::FormatID::X2R10G10B10_SNORM_VERTEX; |
| return angle::FormatID::X2R10G10B10_SSCALED_VERTEX; |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::A2R10G10B10_SINT_VERTEX; |
| if (normalized) |
| return angle::FormatID::A2R10G10B10_SNORM_VERTEX; |
| return angle::FormatID::A2R10G10B10_SSCALED_VERTEX; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| case VertexAttribType::UnsignedInt1010102: |
| switch (components) |
| { |
| case 3: |
| if (pureInteger) |
| return angle::FormatID::X2R10G10B10_UINT_VERTEX; |
| if (normalized) |
| return angle::FormatID::X2R10G10B10_UNORM_VERTEX; |
| return angle::FormatID::X2R10G10B10_USCALED_VERTEX; |
| |
| case 4: |
| if (pureInteger) |
| return angle::FormatID::A2R10G10B10_UINT_VERTEX; |
| if (normalized) |
| return angle::FormatID::A2R10G10B10_UNORM_VERTEX; |
| return angle::FormatID::A2R10G10B10_USCALED_VERTEX; |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return angle::FormatID::NONE; |
| #endif |
| } |
| } |
| |
| angle::FormatID GetVertexFormatID(const VertexAttribute &attrib, VertexAttribType currentValueType) |
| { |
| if (!attrib.enabled) |
| { |
| return GetCurrentValueFormatID(currentValueType); |
| } |
| return attrib.format->id; |
| } |
| |
| angle::FormatID GetCurrentValueFormatID(VertexAttribType currentValueType) |
| { |
| switch (currentValueType) |
| { |
| case VertexAttribType::Float: |
| return angle::FormatID::R32G32B32A32_FLOAT; |
| case VertexAttribType::Int: |
| return angle::FormatID::R32G32B32A32_SINT; |
| case VertexAttribType::UnsignedInt: |
| return angle::FormatID::R32G32B32A32_UINT; |
| default: |
| UNREACHABLE(); |
| return angle::FormatID::NONE; |
| } |
| } |
| |
| const VertexFormat &GetVertexFormatFromID(angle::FormatID vertexFormatID) |
| { |
| switch (vertexFormatID) |
| { |
| case angle::FormatID::R8_SSCALED: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R8_SNORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R8G8_SSCALED: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R8G8_SNORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8_SSCALED: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8_SNORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8A8_SSCALED: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8A8_SNORM: |
| { |
| static const VertexFormat format(GL_BYTE, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R8_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R8_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R8G8_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R8G8_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8A8_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R8G8B8A8_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R16_SSCALED: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R16_SNORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R16G16_SSCALED: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R16G16_SNORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_SSCALED: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_SNORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_SSCALED: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_SNORM: |
| { |
| static const VertexFormat format(GL_SHORT, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R16_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R16_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R16G16_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R16G16_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R32_SSCALED: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R32_SNORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R32G32_SSCALED: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R32G32_SNORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_SSCALED: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_SNORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_SSCALED: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_SNORM: |
| { |
| static const VertexFormat format(GL_INT, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R32_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R32_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R32G32_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R32G32_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R8_SINT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 1, true); |
| return format; |
| } |
| case angle::FormatID::R8G8_SINT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 2, true); |
| return format; |
| } |
| case angle::FormatID::R8G8B8_SINT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 3, true); |
| return format; |
| } |
| case angle::FormatID::R8G8B8A8_SINT: |
| { |
| static const VertexFormat format(GL_BYTE, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R8_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 1, true); |
| return format; |
| } |
| case angle::FormatID::R8G8_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 2, true); |
| return format; |
| } |
| case angle::FormatID::R8G8B8_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 3, true); |
| return format; |
| } |
| case angle::FormatID::R8G8B8A8_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R16_SINT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 1, true); |
| return format; |
| } |
| case angle::FormatID::R16G16_SINT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 2, true); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_SINT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 3, true); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_SINT: |
| { |
| static const VertexFormat format(GL_SHORT, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R16_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 1, true); |
| return format; |
| } |
| case angle::FormatID::R16G16_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 2, true); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 3, true); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R32_SINT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 1, true); |
| return format; |
| } |
| case angle::FormatID::R32G32_SINT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 2, true); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_SINT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 3, true); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_SINT: |
| { |
| static const VertexFormat format(GL_INT, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R32_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 1, true); |
| return format; |
| } |
| case angle::FormatID::R32G32_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 2, true); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 3, true); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R32_FIXED: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R32G32_FIXED: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_FIXED: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_FIXED: |
| { |
| static const VertexFormat format(GL_FIXED, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R16_FLOAT: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R16G16_FLOAT: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16_FLOAT: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R16G16B16A16_FLOAT: |
| { |
| static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R32_FLOAT: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 1, false); |
| return format; |
| } |
| case angle::FormatID::R32G32_FLOAT: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 2, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32_FLOAT: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 3, false); |
| return format; |
| } |
| case angle::FormatID::R32G32B32A32_FLOAT: |
| { |
| static const VertexFormat format(GL_FLOAT, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R10G10B10A2_SSCALED: |
| { |
| static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R10G10B10A2_USCALED: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R10G10B10A2_SNORM: |
| { |
| static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R10G10B10A2_UNORM: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::R10G10B10A2_SINT: |
| { |
| static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::R10G10B10A2_UINT: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::A2R10G10B10_SSCALED_VERTEX: |
| { |
| static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::A2R10G10B10_USCALED_VERTEX: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::A2R10G10B10_SNORM_VERTEX: |
| { |
| static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::A2R10G10B10_UNORM_VERTEX: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::A2R10G10B10_SINT_VERTEX: |
| { |
| static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::A2R10G10B10_UINT_VERTEX: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_FALSE, 4, true); |
| return format; |
| } |
| case angle::FormatID::X2R10G10B10_SSCALED_VERTEX: |
| { |
| static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::X2R10G10B10_USCALED_VERTEX: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_FALSE, 4, false); |
| return format; |
| } |
| case angle::FormatID::X2R10G10B10_SNORM_VERTEX: |
| { |
| static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::X2R10G10B10_UNORM_VERTEX: |
| { |
| static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_TRUE, 4, false); |
| return format; |
| } |
| case angle::FormatID::X2R10G10B10_SINT_VERTEX: |
| { |
| static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, true); |
| return format; |
| } |
| default: |
| { |
| static const VertexFormat format(GL_NONE, GL_FALSE, 0, false); |
| return format; |
| } |
| } |
| } |
| |
| size_t GetVertexFormatSize(angle::FormatID vertexFormatID) |
| { |
| switch (vertexFormatID) |
| { |
| case angle::FormatID::R8_SSCALED: |
| case angle::FormatID::R8_SNORM: |
| case angle::FormatID::R8_USCALED: |
| case angle::FormatID::R8_UNORM: |
| case angle::FormatID::R8_SINT: |
| case angle::FormatID::R8_UINT: |
| return 1; |
| |
| case angle::FormatID::R8G8_SSCALED: |
| case angle::FormatID::R8G8_SNORM: |
| case angle::FormatID::R8G8_USCALED: |
| case angle::FormatID::R8G8_UNORM: |
| case angle::FormatID::R8G8_SINT: |
| case angle::FormatID::R8G8_UINT: |
| case angle::FormatID::R16_SSCALED: |
| case angle::FormatID::R16_SNORM: |
| case angle::FormatID::R16_USCALED: |
| case angle::FormatID::R16_UNORM: |
| case angle::FormatID::R16_SINT: |
| case angle::FormatID::R16_UINT: |
| case angle::FormatID::R16_FLOAT: |
| return 2; |
| |
| case angle::FormatID::R8G8B8_SSCALED: |
| case angle::FormatID::R8G8B8_SNORM: |
| case angle::FormatID::R8G8B8_USCALED: |
| case angle::FormatID::R8G8B8_UNORM: |
| case angle::FormatID::R8G8B8_SINT: |
| case angle::FormatID::R8G8B8_UINT: |
| return 3; |
| |
| case angle::FormatID::R8G8B8A8_SSCALED: |
| case angle::FormatID::R8G8B8A8_SNORM: |
| case angle::FormatID::R8G8B8A8_USCALED: |
| case angle::FormatID::R8G8B8A8_UNORM: |
| case angle::FormatID::R8G8B8A8_SINT: |
| case angle::FormatID::R8G8B8A8_UINT: |
| case angle::FormatID::R16G16_SSCALED: |
| case angle::FormatID::R16G16_SNORM: |
| case angle::FormatID::R16G16_USCALED: |
| case angle::FormatID::R16G16_UNORM: |
| case angle::FormatID::R16G16_SINT: |
| case angle::FormatID::R16G16_UINT: |
| case angle::FormatID::R32_SSCALED: |
| case angle::FormatID::R32_SNORM: |
| case angle::FormatID::R32_USCALED: |
| case angle::FormatID::R32_UNORM: |
| case angle::FormatID::R32_SINT: |
| case angle::FormatID::R32_UINT: |
| case angle::FormatID::R16G16_FLOAT: |
| case angle::FormatID::R32_FIXED: |
| case angle::FormatID::R32_FLOAT: |
| case angle::FormatID::R10G10B10A2_SSCALED: |
| case angle::FormatID::R10G10B10A2_USCALED: |
| case angle::FormatID::R10G10B10A2_SNORM: |
| case angle::FormatID::R10G10B10A2_UNORM: |
| case angle::FormatID::R10G10B10A2_SINT: |
| case angle::FormatID::R10G10B10A2_UINT: |
| case angle::FormatID::A2R10G10B10_SSCALED_VERTEX: |
| case angle::FormatID::A2R10G10B10_USCALED_VERTEX: |
| case angle::FormatID::A2R10G10B10_SINT_VERTEX: |
| case angle::FormatID::A2R10G10B10_UINT_VERTEX: |
| case angle::FormatID::A2R10G10B10_SNORM_VERTEX: |
| case angle::FormatID::A2R10G10B10_UNORM_VERTEX: |
| case angle::FormatID::X2R10G10B10_SSCALED_VERTEX: |
| case angle::FormatID::X2R10G10B10_USCALED_VERTEX: |
| case angle::FormatID::X2R10G10B10_SINT_VERTEX: |
| case angle::FormatID::X2R10G10B10_UINT_VERTEX: |
| case angle::FormatID::X2R10G10B10_SNORM_VERTEX: |
| case angle::FormatID::X2R10G10B10_UNORM_VERTEX: |
| return 4; |
| |
| case angle::FormatID::R16G16B16_SSCALED: |
| case angle::FormatID::R16G16B16_SNORM: |
| case angle::FormatID::R16G16B16_USCALED: |
| case angle::FormatID::R16G16B16_UNORM: |
| case angle::FormatID::R16G16B16_SINT: |
| case angle::FormatID::R16G16B16_UINT: |
| case angle::FormatID::R16G16B16_FLOAT: |
| return 6; |
| |
| case angle::FormatID::R16G16B16A16_SSCALED: |
| case angle::FormatID::R16G16B16A16_SNORM: |
| case angle::FormatID::R16G16B16A16_USCALED: |
| case angle::FormatID::R16G16B16A16_UNORM: |
| case angle::FormatID::R16G16B16A16_SINT: |
| case angle::FormatID::R16G16B16A16_UINT: |
| case angle::FormatID::R32G32_SSCALED: |
| case angle::FormatID::R32G32_SNORM: |
| case angle::FormatID::R32G32_USCALED: |
| case angle::FormatID::R32G32_UNORM: |
| case angle::FormatID::R32G32_SINT: |
| case angle::FormatID::R32G32_UINT: |
| case angle::FormatID::R16G16B16A16_FLOAT: |
| case angle::FormatID::R32G32_FIXED: |
| case angle::FormatID::R32G32_FLOAT: |
| return 8; |
| |
| case angle::FormatID::R32G32B32_SSCALED: |
| case angle::FormatID::R32G32B32_SNORM: |
| case angle::FormatID::R32G32B32_USCALED: |
| case angle::FormatID::R32G32B32_UNORM: |
| case angle::FormatID::R32G32B32_SINT: |
| case angle::FormatID::R32G32B32_UINT: |
| case angle::FormatID::R32G32B32_FIXED: |
| case angle::FormatID::R32G32B32_FLOAT: |
| return 12; |
| |
| case angle::FormatID::R32G32B32A32_SSCALED: |
| case angle::FormatID::R32G32B32A32_SNORM: |
| case angle::FormatID::R32G32B32A32_USCALED: |
| case angle::FormatID::R32G32B32A32_UNORM: |
| case angle::FormatID::R32G32B32A32_SINT: |
| case angle::FormatID::R32G32B32A32_UINT: |
| case angle::FormatID::R32G32B32A32_FIXED: |
| case angle::FormatID::R32G32B32A32_FLOAT: |
| return 16; |
| |
| case angle::FormatID::NONE: |
| default: |
| UNREACHABLE(); |
| #if !UNREACHABLE_IS_NORETURN |
| return 0; |
| #endif |
| } |
| } |
| |
| bool ValidES3InternalFormat(GLenum internalFormat) |
| { |
| const InternalFormatInfoMap &formatMap = GetInternalFormatMap(); |
| return internalFormat != GL_NONE && formatMap.find(internalFormat) != formatMap.end(); |
| } |
| |
| VertexFormat::VertexFormat(GLenum typeIn, |
| GLboolean normalizedIn, |
| GLuint componentsIn, |
| bool pureIntegerIn) |
| : type(typeIn), normalized(normalizedIn), components(componentsIn), pureInteger(pureIntegerIn) |
| { |
| // float -> !normalized |
| ASSERT(!(type == GL_FLOAT || type == GL_HALF_FLOAT || type == GL_FIXED) || |
| normalized == GL_FALSE); |
| } |
| } // namespace gl |
