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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MOJO_APPS_JS_BINDINGS_GL_CONTEXT_H_
#define MOJO_APPS_JS_BINDINGS_GL_CONTEXT_H_
#include <GLES2/gl2.h>
#include "base/memory/weak_ptr.h"
#include "gin/handle.h"
#include "gin/public/wrapper_info.h"
#include "gin/runner.h"
#include "gin/wrappable.h"
#include "mojo/bindings/js/handle.h"
#include "mojo/public/gles2/gles2.h"
#include "v8/include/v8.h"
namespace gin {
class Arguments;
class ArrayBufferView;
}
namespace mojo {
namespace js {
namespace gl {
// Context implements WebGLRenderingContext.
class Context : public gin::Wrappable<Context> {
public:
static gin::WrapperInfo kWrapperInfo;
// TODO(piman): draw animation frame callback.
static gin::Handle<Context> Create(
v8::Isolate* isolate,
mojo::Handle handle,
v8::Handle<v8::Function> context_lost_callback);
static void BufferData(GLenum target, const gin::ArrayBufferView& buffer,
GLenum usage);
static void CompileShader(const gin::Arguments& args, GLuint shader);
static GLuint CreateBuffer();
static void DrawElements(GLenum mode, GLsizei count, GLenum type,
uint64_t indices);
static GLint GetAttribLocation(GLuint program, const std::string& name);
static std::string GetProgramInfoLog(GLuint program);
static std::string GetShaderInfoLog(GLuint shader);
static GLint GetUniformLocation(GLuint program, const std::string& name);
static void ShaderSource(GLuint shader, const std::string& source);
static void UniformMatrix4fv(GLint location, GLboolean transpose,
const gin::ArrayBufferView& buffer);
static void VertexAttribPointer(GLuint index, GLint size, GLenum type,
GLboolean normalized, GLsizei stride,
uint64_t offset);
private:
virtual gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
v8::Isolate* isolate) OVERRIDE;
explicit Context(v8::Isolate* isolate,
mojo::Handle handle,
v8::Handle<v8::Function> context_lost_callback);
virtual ~Context();
void ContextLost();
static void ContextLostThunk(void* closure);
base::WeakPtr<gin::Runner> runner_;
v8::Persistent<v8::Function> context_lost_callback_;
MojoGLES2Context context_;
};
} // namespace gl
} // namespace js
} // namespace mojo
#endif // MOJO_APPS_JS_BINDINGS_GL_CONTEXT_H_
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