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//
// 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.
//
// ContextGL:
// OpenGL-specific functionality associated with a GL Context.
//
#ifndef LIBANGLE_RENDERER_GL_CONTEXTGL_H_
#define LIBANGLE_RENDERER_GL_CONTEXTGL_H_
#include "libANGLE/renderer/ContextImpl.h"
namespace sh
{
struct BlockMemberInfo;
}
namespace rx
{
class FunctionsGL;
class RendererGL;
class StateManagerGL;
struct WorkaroundsGL;
class ContextGL : public ContextImpl
{
public:
ContextGL(const gl::ContextState &state, RendererGL *renderer);
~ContextGL() override;
gl::Error initialize() override;
// Shader creation
CompilerImpl *createCompiler() override;
ShaderImpl *createShader(const gl::ShaderState &data) override;
ProgramImpl *createProgram(const gl::ProgramState &data) override;
// Framebuffer creation
FramebufferImpl *createFramebuffer(const gl::FramebufferState &data) override;
// Texture creation
TextureImpl *createTexture(const gl::TextureState &state) override;
// Renderbuffer creation
RenderbufferImpl *createRenderbuffer() override;
// Buffer creation
BufferImpl *createBuffer() override;
// Vertex Array creation
VertexArrayImpl *createVertexArray(const gl::VertexArrayState &data) override;
// Query and Fence creation
QueryImpl *createQuery(GLenum type) override;
FenceNVImpl *createFenceNV() override;
FenceSyncImpl *createFenceSync() override;
// Transform Feedback creation
TransformFeedbackImpl *createTransformFeedback(
const gl::TransformFeedbackState &state) override;
// Sampler object creation
SamplerImpl *createSampler() override;
// Path object creation
std::vector<PathImpl *> createPaths(GLsizei range) override;
// Flush and finish.
gl::Error flush() override;
gl::Error finish() override;
// Drawing methods.
gl::Error drawArrays(GLenum mode, GLint first, GLsizei count) override;
gl::Error drawArraysInstanced(GLenum mode,
GLint first,
GLsizei count,
GLsizei instanceCount) override;
gl::Error drawElements(GLenum mode,
GLsizei count,
GLenum type,
const GLvoid *indices,
const gl::IndexRange &indexRange) override;
gl::Error drawElementsInstanced(GLenum mode,
GLsizei count,
GLenum type,
const GLvoid *indices,
GLsizei instances,
const gl::IndexRange &indexRange) override;
gl::Error drawRangeElements(GLenum mode,
GLuint start,
GLuint end,
GLsizei count,
GLenum type,
const GLvoid *indices,
const gl::IndexRange &indexRange) override;
// CHROMIUM_path_rendering implementation
void stencilFillPath(const gl::Path *path, GLenum fillMode, GLuint mask) override;
void stencilStrokePath(const gl::Path *path, GLint reference, GLuint mask) override;
void coverFillPath(const gl::Path *path, GLenum coverMode) override;
void coverStrokePath(const gl::Path *path, GLenum coverMode) override;
void stencilThenCoverFillPath(const gl::Path *path,
GLenum fillMode,
GLuint mask,
GLenum coverMode) override;
void stencilThenCoverStrokePath(const gl::Path *path,
GLint reference,
GLuint mask,
GLenum coverMode) override;
void coverFillPathInstanced(const std::vector<gl::Path *> &paths,
GLenum coverMode,
GLenum transformType,
const GLfloat *transformValues) override;
void coverStrokePathInstanced(const std::vector<gl::Path *> &paths,
GLenum coverMode,
GLenum transformType,
const GLfloat *transformValues) override;
void stencilFillPathInstanced(const std::vector<gl::Path *> &paths,
GLenum fillMode,
GLuint mask,
GLenum transformType,
const GLfloat *transformValues) override;
void stencilStrokePathInstanced(const std::vector<gl::Path *> &paths,
GLint reference,
GLuint mask,
GLenum transformType,
const GLfloat *transformValues) override;
void stencilThenCoverFillPathInstanced(const std::vector<gl::Path *> &paths,
GLenum coverMode,
GLenum fillMode,
GLuint mask,
GLenum transformType,
const GLfloat *transformValues) override;
void stencilThenCoverStrokePathInstanced(const std::vector<gl::Path *> &paths,
GLenum coverMode,
GLint reference,
GLuint mask,
GLenum transformType,
const GLfloat *transformValues) override;
// Device loss
GLenum getResetStatus() override;
// Vendor and description strings.
std::string getVendorString() const override;
std::string getRendererDescription() const override;
// Debug markers.
void insertEventMarker(GLsizei length, const char *marker) override;
void pushGroupMarker(GLsizei length, const char *marker) override;
void popGroupMarker() override;
// State sync with dirty bits.
void syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits) override;
// Disjoint timer queries
GLint getGPUDisjoint() override;
GLint64 getTimestamp() override;
// Context switching
void onMakeCurrent(const gl::ContextState &data) override;
// Caps queries
const gl::Caps &getNativeCaps() const override;
const gl::TextureCapsMap &getNativeTextureCaps() const override;
const gl::Extensions &getNativeExtensions() const override;
const gl::Limitations &getNativeLimitations() const override;
// Handle helpers
const FunctionsGL *getFunctions() const;
StateManagerGL *getStateManager();
const WorkaroundsGL &getWorkaroundsGL();
private:
RendererGL *mRenderer;
};
} // namespace rx
#endif // LIBANGLE_RENDERER_GL_CONTEXTGL_H_
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