| // |
| // Copyright 2016 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. |
| // |
| // RenderbufferVk.h: |
| // Defines the class interface for RenderbufferVk, implementing RenderbufferImpl. |
| // |
| |
| #ifndef LIBANGLE_RENDERER_VULKAN_RENDERBUFFERVK_H_ |
| #define LIBANGLE_RENDERER_VULKAN_RENDERBUFFERVK_H_ |
| |
| #include "libANGLE/renderer/RenderbufferImpl.h" |
| #include "libANGLE/renderer/vulkan/RenderTargetVk.h" |
| #include "libANGLE/renderer/vulkan/vk_helpers.h" |
| |
| namespace rx |
| { |
| |
| class RenderbufferVk : public RenderbufferImpl, public angle::ObserverInterface |
| { |
| public: |
| RenderbufferVk(const gl::RenderbufferState &state); |
| ~RenderbufferVk() override; |
| |
| void onDestroy(const gl::Context *context) override; |
| |
| angle::Result setStorage(const gl::Context *context, |
| GLenum internalformat, |
| GLsizei width, |
| GLsizei height) override; |
| angle::Result setStorageMultisample(const gl::Context *context, |
| GLsizei samples, |
| GLenum internalformat, |
| GLsizei width, |
| GLsizei height, |
| gl::MultisamplingMode mode) override; |
| angle::Result setStorageEGLImageTarget(const gl::Context *context, egl::Image *image) override; |
| |
| angle::Result copyRenderbufferSubData(const gl::Context *context, |
| const gl::Renderbuffer *srcBuffer, |
| GLint srcLevel, |
| GLint srcX, |
| GLint srcY, |
| GLint srcZ, |
| GLint dstLevel, |
| GLint dstX, |
| GLint dstY, |
| GLint dstZ, |
| GLsizei srcWidth, |
| GLsizei srcHeight, |
| GLsizei srcDepth) override; |
| |
| angle::Result copyTextureSubData(const gl::Context *context, |
| const gl::Texture *srcTexture, |
| GLint srcLevel, |
| GLint srcX, |
| GLint srcY, |
| GLint srcZ, |
| GLint dstLevel, |
| GLint dstX, |
| GLint dstY, |
| GLint dstZ, |
| GLsizei srcWidth, |
| GLsizei srcHeight, |
| GLsizei srcDepth) override; |
| |
| angle::Result getAttachmentRenderTarget(const gl::Context *context, |
| GLenum binding, |
| const gl::ImageIndex &imageIndex, |
| GLsizei samples, |
| FramebufferAttachmentRenderTarget **rtOut) override; |
| |
| angle::Result initializeContents(const gl::Context *context, |
| GLenum binding, |
| const gl::ImageIndex &imageIndex) override; |
| |
| vk::ImageHelper *getImage() const { return mImage; } |
| void releaseOwnershipOfImage(const gl::Context *context); |
| |
| GLenum getColorReadFormat(const gl::Context *context) override; |
| GLenum getColorReadType(const gl::Context *context) override; |
| |
| angle::Result getRenderbufferImage(const gl::Context *context, |
| const gl::PixelPackState &packState, |
| gl::Buffer *packBuffer, |
| GLenum format, |
| GLenum type, |
| void *pixels) override; |
| |
| angle::Result ensureImageInitialized(const gl::Context *context); |
| |
| private: |
| void releaseAndDeleteImage(ContextVk *contextVk); |
| void releaseImage(ContextVk *contextVk); |
| |
| angle::Result setStorageImpl(const gl::Context *context, |
| GLsizei samples, |
| GLenum internalformat, |
| GLsizei width, |
| GLsizei height, |
| gl::MultisamplingMode mode); |
| |
| const gl::InternalFormat &getImplementationSizedFormat() const; |
| |
| // We monitor the staging buffer for changes. This handles staged data from outside this class. |
| void onSubjectStateChange(angle::SubjectIndex index, angle::SubjectMessage message) override; |
| |
| bool mOwnsImage; |
| |
| // |mOwnsImage| indicates that |RenderbufferVk| owns the image. Otherwise, this is a weak |
| // pointer shared with another class. Due to this sharing, for example through EGL images, the |
| // image must always be dynamically allocated as the renderbuffer can release ownership for |
| // example and it can be transferred to another |RenderbufferVk|. |
| vk::ImageHelper *mImage; |
| vk::ImageViewHelper mImageViews; |
| |
| // If renderbuffer is created through the EXT_multisampled_render_to_texture API, it is expected |
| // that all rendering is done multisampled during the renderpass, and is automatically resolved |
| // (into |mImage|) and discarded afterwards. |mMultisampledImage| is the implicit image that |
| // contains the multisampled data. |
| vk::ImageHelper mMultisampledImage; |
| vk::ImageViewHelper mMultisampledImageViews; |
| |
| RenderTargetVk mRenderTarget; |
| |
| angle::ObserverBinding mImageObserverBinding; |
| }; |
| |
| } // namespace rx |
| |
| #endif // LIBANGLE_RENDERER_VULKAN_RENDERBUFFERVK_H_ |