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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GL_GL_STUB_API_H_
#define UI_GL_GL_STUB_API_H_
#include <string>
#include "base/compiler_specific.h"
#include "ui/gl/gl_export.h"
#include "ui/gl/gl_stub_api_base.h"
namespace gl {
class GL_EXPORT GLStubApi: public GLStubApiBase {
public:
GLStubApi();
GLStubApi(const GLStubApi&) = delete;
GLStubApi& operator=(const GLStubApi&) = delete;
~GLStubApi() override;
void set_version(std::string version) { version_ = std::move(version); }
void set_extensions(std::string extensions) {
extensions_ = std::move(extensions);
}
GLenum glCheckFramebufferStatusEXTFn(GLenum target) override;
GLuint glCreateProgramFn(void) override;
GLuint glCreateShaderFn(GLenum type) override;
GLsync glFenceSyncFn(GLenum condition, GLbitfield flags) override;
void glGenBuffersARBFn(GLsizei n, GLuint* buffers) override;
void glGenerateMipmapEXTFn(GLenum target) override;
void glGenFencesNVFn(GLsizei n, GLuint* fences) override;
void glGenFramebuffersEXTFn(GLsizei n, GLuint* framebuffers) override;
void glGenQueriesFn(GLsizei n, GLuint* ids) override;
void glGenRenderbuffersEXTFn(GLsizei n, GLuint* renderbuffers) override;
void glGenSamplersFn(GLsizei n, GLuint* samplers) override;
void glGenTexturesFn(GLsizei n, GLuint* textures) override;
void glGenTransformFeedbacksFn(GLsizei n, GLuint* ids) override;
void glGenVertexArraysOESFn(GLsizei n, GLuint* arrays) override;
void glGetIntegervFn(GLenum pname, GLint* params) override;
void glGetProgramivFn(GLuint program, GLenum pname, GLint* params) override;
void glGetShaderivFn(GLuint shader, GLenum pname, GLint* params) override;
void glGetQueryObjecti64vFn(GLuint id,
GLenum pname,
GLint64* params) override;
void glGetQueryObjectivFn(GLuint id, GLenum pname, GLint* params) override;
void glGetQueryObjectui64vFn(GLuint id,
GLenum pname,
GLuint64* params) override;
void glGetQueryObjectuivFn(GLuint id, GLenum pname, GLuint* params) override;
const GLubyte* glGetStringFn(GLenum name) override;
const GLubyte* glGetStringiFn(GLenum name, GLuint index) override;
GLboolean glIsBufferFn(GLuint buffer) override;
GLboolean glIsEnabledFn(GLenum cap) override;
GLboolean glIsFenceNVFn(GLuint fence) override;
GLboolean glIsFramebufferEXTFn(GLuint framebuffer) override;
GLboolean glIsProgramFn(GLuint program) override;
GLboolean glIsQueryFn(GLuint query) override;
GLboolean glIsRenderbufferEXTFn(GLuint renderbuffer) override;
GLboolean glIsSamplerFn(GLuint sampler) override;
GLboolean glIsShaderFn(GLuint shader) override;
GLboolean glIsSyncFn(GLsync sync) override;
GLboolean glIsTextureFn(GLuint texture) override;
GLboolean glIsTransformFeedbackFn(GLuint id) override;
GLboolean glIsVertexArrayOESFn(GLuint array) override;
GLboolean glTestFenceNVFn(GLuint fence) override;
GLboolean glUnmapBufferFn(GLenum target) override;
private:
// The only consumers of GLStubApi are GpuChannelTestCommon (gpu_unittests)
// and GPU fuzzers. We get a new GLStubApi for every case executed by
// fuzzers, so we don't have to worry about ID exhaustion.
void GenHelper(GLsizei count, GLuint* objects) {
for (GLsizei i = 0; i < count; ++i) {
// SAFETY: required from OpenGL across C API.
UNSAFE_BUFFERS(objects[i] = next_id_++);
}
}
std::string version_;
std::string extensions_;
GLuint next_id_ = 1;
};
} // namespace gl
#endif // UI_GL_GL_STUB_API_H_
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