chromium/gpu/command_buffer/service/shader_manager.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_COMMAND_BUFFER_SERVICE_SHADER_MANAGER_H_
#define GPU_COMMAND_BUFFER_SERVICE_SHADER_MANAGER_H_

#include <string>
#include <unordered_map>

#include "base/check_op.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "gpu/command_buffer/service/gl_utils.h"
#include "gpu/command_buffer/service/shader_translator.h"
#include "gpu/gpu_gles2_export.h"

namespace gl {
class ProgressReporter;
}

namespace gpu {
namespace gles2 {

enum ShaderVariableBaseType { … };

// Compiles shader_source into shader and gives informative logging if
// the compilation fails.
void CompileShaderWithLog(GLuint shader, const char* shader_source);

// This is used to keep the source code for a shader. This is because in order
// to emluate GLES2 the shaders will have to be re-written before passed to
// the underlying OpenGL. But, when the user calls glGetShaderSource they
// should get the source they passed in, not the re-written source.
class GPU_GLES2_EXPORT Shader : public base::RefCounted<Shader> { … };

// Tracks the Shaders.
//
// NOTE: To support shared resources an instance of this class will
// need to be shared by multiple GLES2Decoders.
class GPU_GLES2_EXPORT ShaderManager { … };

}  // namespace gles2
}  // namespace gpu

#endif  // GPU_COMMAND_BUFFER_SERVICE_SHADER_MANAGER_H_