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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/State.h"
#include "libANGLE/Uniform.h"
#include "libANGLE/angletypes.h"
#include "libANGLE/renderer/ImplFactory.h"
#include "common/mathutil.h"
#include <stdint.h>
#include <EGL/egl.h>
namespace egl
{
class AttributeMap;
class Display;
class Surface;
}
namespace rx
{
struct TranslatedIndexData;
struct SourceIndexData;
struct WorkaroundsD3D;
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) = 0;
virtual gl::Error drawArraysInstanced(const gl::Data &data,
GLenum mode,
GLint first,
GLsizei count,
GLsizei instanceCount) = 0;
virtual gl::Error drawElements(const gl::Data &data,
GLenum mode,
GLsizei count,
GLenum type,
const GLvoid *indices,
const gl::IndexRange &indexRange) = 0;
virtual gl::Error drawElementsInstanced(const gl::Data &data,
GLenum mode,
GLsizei count,
GLenum type,
const GLvoid *indices,
GLsizei instances,
const gl::IndexRange &indexRange) = 0;
virtual gl::Error drawRangeElements(const gl::Data &data,
GLenum mode,
GLuint start,
GLuint end,
GLsizei count,
GLenum type,
const GLvoid *indices,
const gl::IndexRange &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 std::string getVendorString() const = 0;
virtual std::string getRendererDescription() const = 0;
virtual void insertEventMarker(GLsizei length, const char *marker) = 0;
virtual void pushGroupMarker(GLsizei length, const char *marker) = 0;
virtual void popGroupMarker() = 0;
virtual void syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits) = 0;
// Disjoint timer queries
virtual GLint getGPUDisjoint() = 0;
virtual GLint64 getTimestamp() = 0;
// Context switching
virtual void onMakeCurrent(const gl::Data &data) = 0;
// Renderer capabilities
const gl::Caps &getRendererCaps() const;
const gl::TextureCapsMap &getRendererTextureCaps() const;
const gl::Extensions &getRendererExtensions() const;
const gl::Limitations &getRendererLimitations() const;
private:
void ensureCapsInitialized() const;
virtual void generateCaps(gl::Caps *outCaps, gl::TextureCapsMap* outTextureCaps,
gl::Extensions *outExtensions,
gl::Limitations *outLimitations) const = 0;
mutable bool mCapsInitialized;
mutable gl::Caps mCaps;
mutable gl::TextureCapsMap mTextureCaps;
mutable gl::Extensions mExtensions;
mutable gl::Limitations mLimitations;
};
}
#endif // LIBANGLE_RENDERER_RENDERER_H_
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