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/*
Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
Copyright (C) 2012 Igalia S.L.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef TextureMapperShaderProgram_h
#define TextureMapperShaderProgram_h
#if USE(TEXTURE_MAPPER_GL)
#include "TextureMapperGLHeaders.h"
#include "TransformationMatrix.h"
#include <wtf/HashMap.h>
#include <wtf/NeverDestroyed.h>
#include <wtf/OptionSet.h>
#include <wtf/Ref.h>
#include <wtf/text/AtomStringHash.h>
namespace WebCore {
#define TEXMAP_ATTRIBUTE_VARIABLES(macro) \
macro(vertex) \
#define TEXMAP_UNIFORM_VARIABLES(macro) \
macro(modelViewMatrix) \
macro(projectionMatrix) \
macro(textureSpaceMatrix) \
macro(textureColorSpaceMatrix) \
macro(opacity) \
macro(color) \
macro(yuvToRgb) \
macro(filterAmount) \
macro(gaussianKernel) \
macro(blurRadius) \
macro(shadowOffset) \
macro(roundedRectNumber) \
macro(roundedRect) \
macro(roundedRectInverseTransformMatrix)
#define TEXMAP_SAMPLER_VARIABLES(macro) \
macro(sampler) \
macro(samplerY) \
macro(samplerU) \
macro(samplerV) \
macro(samplerA) \
macro(mask) \
macro(contentTexture) \
macro(externalOESTexture)
#define TEXMAP_VARIABLES(macro) \
TEXMAP_ATTRIBUTE_VARIABLES(macro) \
TEXMAP_UNIFORM_VARIABLES(macro) \
TEXMAP_SAMPLER_VARIABLES(macro) \
#define TEXMAP_DECLARE_VARIABLE(Accessor, Name, Type) \
GLuint Accessor##Location() { \
return getLocation(VariableID::Accessor, Name, Type); \
}
#define TEXMAP_DECLARE_UNIFORM(Accessor) TEXMAP_DECLARE_VARIABLE(Accessor, "u_"#Accessor""_s, UniformVariable)
#define TEXMAP_DECLARE_ATTRIBUTE(Accessor) TEXMAP_DECLARE_VARIABLE(Accessor, "a_"#Accessor""_s, AttribVariable)
#define TEXMAP_DECLARE_SAMPLER(Accessor) TEXMAP_DECLARE_VARIABLE(Accessor, "s_"#Accessor""_s, UniformVariable)
#define TEXMAP_DECLARE_VARIABLE_ENUM(name) name,
class TextureMapperShaderProgram : public RefCounted<TextureMapperShaderProgram> {
public:
enum Option {
TextureRGB = 1L << 0,
SolidColor = 1L << 2,
Opacity = 1L << 3,
Antialiasing = 1L << 5,
GrayscaleFilter = 1L << 6,
SepiaFilter = 1L << 7,
SaturateFilter = 1L << 8,
HueRotateFilter = 1L << 9,
BrightnessFilter = 1L << 10,
ContrastFilter = 1L << 11,
InvertFilter = 1L << 12,
OpacityFilter = 1L << 13,
BlurFilter = 1L << 14,
AlphaBlur = 1L << 15,
ContentTexture = 1L << 16,
ManualRepeat = 1L << 17,
TextureYUV = 1L << 18,
TextureNV12 = 1L << 19,
TextureNV21 = 1L << 20,
TexturePackedYUV = 1L << 21,
TextureExternalOES = 1L << 22,
RoundedRectClip = 1L << 23,
Premultiply = 1L << 24,
TextureYUVA = 1L << 25,
};
enum class VariableID {
TEXMAP_VARIABLES(TEXMAP_DECLARE_VARIABLE_ENUM)
};
using Options = OptionSet<Option>;
static Ref<TextureMapperShaderProgram> create(Options);
virtual ~TextureMapperShaderProgram();
GLuint programID() const { return m_id; }
TEXMAP_ATTRIBUTE_VARIABLES(TEXMAP_DECLARE_ATTRIBUTE)
TEXMAP_UNIFORM_VARIABLES(TEXMAP_DECLARE_UNIFORM)
TEXMAP_SAMPLER_VARIABLES(TEXMAP_DECLARE_SAMPLER)
void setMatrix(GLuint, const TransformationMatrix&);
private:
TextureMapperShaderProgram(const String& vertexShaderSource, const String& fragmentShaderSource);
GLuint m_vertexShader;
GLuint m_fragmentShader;
enum VariableType { UniformVariable, AttribVariable };
GLuint getLocation(VariableID, ASCIILiteral, VariableType);
GLuint m_id;
HashMap<VariableID, GLuint, IntHash<VariableID>, WTF::StrongEnumHashTraits<VariableID>> m_variables;
};
} // namespace WebCore
namespace WTF {
template<> struct EnumTraits<WebCore::TextureMapperShaderProgram::Option> {
using values = EnumValues<
WebCore::TextureMapperShaderProgram::Option,
WebCore::TextureMapperShaderProgram::TextureRGB,
WebCore::TextureMapperShaderProgram::SolidColor,
WebCore::TextureMapperShaderProgram::Opacity,
WebCore::TextureMapperShaderProgram::Antialiasing,
WebCore::TextureMapperShaderProgram::GrayscaleFilter,
WebCore::TextureMapperShaderProgram::SepiaFilter,
WebCore::TextureMapperShaderProgram::SaturateFilter,
WebCore::TextureMapperShaderProgram::HueRotateFilter,
WebCore::TextureMapperShaderProgram::BrightnessFilter,
WebCore::TextureMapperShaderProgram::ContrastFilter,
WebCore::TextureMapperShaderProgram::InvertFilter,
WebCore::TextureMapperShaderProgram::OpacityFilter,
WebCore::TextureMapperShaderProgram::BlurFilter,
WebCore::TextureMapperShaderProgram::AlphaBlur,
WebCore::TextureMapperShaderProgram::ContentTexture,
WebCore::TextureMapperShaderProgram::ManualRepeat,
WebCore::TextureMapperShaderProgram::TextureYUV,
WebCore::TextureMapperShaderProgram::TextureNV12,
WebCore::TextureMapperShaderProgram::TextureNV21,
WebCore::TextureMapperShaderProgram::TexturePackedYUV,
WebCore::TextureMapperShaderProgram::TextureExternalOES,
WebCore::TextureMapperShaderProgram::RoundedRectClip,
WebCore::TextureMapperShaderProgram::Premultiply,
WebCore::TextureMapperShaderProgram::TextureYUVA
>;
};
} // namespace WTF
#endif // USE(TEXTURE_MAPPER_GL)
#endif // TextureMapperShaderProgram_h