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//
// Copyright (c) 2012-2014 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.
//
// Renderer.h: Defines a back-end specific class that hides the details of the
// implementation-specific renderer.
#ifndef LIBANGLE_RENDERER_RENDERER_H_
#define LIBANGLE_RENDERER_RENDERER_H_
#include "libANGLE/Caps.h"
#include "libANGLE/Error.h"
#include "libANGLE/Framebuffer.h"
#include "libANGLE/Uniform.h"
#include "libANGLE/angletypes.h"
#include "libANGLE/renderer/ImplFactory.h"
#include "libANGLE/renderer/Workarounds.h"
#include "common/mathutil.h"
#include <stdint.h>
#include <EGL/egl.h>
namespace egl
{
class AttributeMap;
class Display;
class Surface;
}
namespace gl
{
class Buffer;
struct Data;
}
namespace rx
{
struct TranslatedIndexData;
struct Workarounds;
class DisplayImpl;
class Renderer : public ImplFactory
{
public:
Renderer();
virtual ~Renderer();
virtual gl::Error flush() = 0;
virtual gl::Error finish() = 0;
virtual gl::Error drawArrays(const gl::Data &data, GLenum mode,
GLint first, GLsizei count, GLsizei instances) = 0;
virtual gl::Error drawElements(const gl::Data &data, GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices, GLsizei instances,
const RangeUI &indexRange) = 0;
// lost device
//TODO(jmadill): investigate if this stuff is necessary in GL
virtual void notifyDeviceLost() = 0;
virtual bool isDeviceLost() const = 0;
virtual bool testDeviceLost() = 0;
virtual bool testDeviceResettable() = 0;
virtual VendorID getVendorId() const = 0;
virtual std::string getVendorString() const = 0;
virtual std::string getRendererDescription() const = 0;
// Renderer capabilities
const gl::Caps &getRendererCaps() const;
const gl::TextureCapsMap &getRendererTextureCaps() const;
const gl::Extensions &getRendererExtensions() const;
const Workarounds &getWorkarounds() const;
private:
virtual void generateCaps(gl::Caps *outCaps, gl::TextureCapsMap* outTextureCaps, gl::Extensions *outExtensions) const = 0;
virtual Workarounds generateWorkarounds() const = 0;
mutable bool mCapsInitialized;
mutable gl::Caps mCaps;
mutable gl::TextureCapsMap mTextureCaps;
mutable gl::Extensions mExtensions;
mutable bool mWorkaroundsInitialized;
mutable Workarounds mWorkarounds;
};
}
#endif // LIBANGLE_RENDERER_RENDERER_H_
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