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//
// Copyright (c) 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.
//
// ContextState: Container class for all GL context state, caps and objects.
#ifndef LIBANGLE_CONTEXTSTATE_H_
#define LIBANGLE_CONTEXTSTATE_H_
#include "common/angleutils.h"
#include "libANGLE/State.h"
#include "libANGLE/Version.h"
namespace gl
{
class ValidationContext;
class ContextState;
static constexpr Version ES_2_0 = Version(2, 0);
static constexpr Version ES_3_0 = Version(3, 0);
static constexpr Version ES_3_1 = Version(3, 1);
class ContextState final : public angle::NonCopyable
{
public:
ContextState(uintptr_t context,
const Version &clientVersion,
State *state,
const Caps &caps,
const TextureCapsMap &textureCaps,
const Extensions &extensions,
const ResourceManager *resourceManager,
const Limitations &limitations,
const ResourceMap<Framebuffer> &framebufferMap);
~ContextState();
uintptr_t getContext() const { return mContext; }
GLint getClientMajorVersion() const { return mClientVersion.major; }
GLint getClientMinorVersion() const { return mClientVersion.minor; }
const Version &getClientVersion() const { return mClientVersion; }
const State &getState() const { return *mState; }
const Caps &getCaps() const { return mCaps; }
const TextureCapsMap &getTextureCaps() const { return mTextureCaps; }
const Extensions &getExtensions() const { return mExtensions; }
const ResourceManager &getResourceManager() const { return *mResourceManager; }
const Limitations &getLimitations() const { return mLimitations; }
const TextureCaps &getTextureCap(GLenum internalFormat) const;
private:
friend class Context;
friend class ValidationContext;
Version mClientVersion;
uintptr_t mContext;
State *mState;
const Caps &mCaps;
const TextureCapsMap &mTextureCaps;
const Extensions &mExtensions;
const ResourceManager *mResourceManager;
const Limitations &mLimitations;
const ResourceMap<Framebuffer> &mFramebufferMap;
};
class ValidationContext : angle::NonCopyable
{
public:
ValidationContext(const Version &clientVersion,
State *state,
const Caps &caps,
const TextureCapsMap &textureCaps,
const Extensions &extensions,
const ResourceManager *resourceManager,
const Limitations &limitations,
const ResourceMap<Framebuffer> &framebufferMap,
bool skipValidation);
virtual ~ValidationContext() {}
virtual void handleError(const Error &error) = 0;
const ContextState &getContextState() const { return mState; }
GLint getClientMajorVersion() const { return mState.getClientMajorVersion(); }
GLint getClientMinorVersion() const { return mState.getClientMinorVersion(); }
const Version &getClientVersion() const { return mState.getClientVersion(); }
const State &getGLState() const { return mState.getState(); }
const Caps &getCaps() const { return mState.getCaps(); }
const TextureCapsMap &getTextureCaps() const { return mState.getTextureCaps(); }
const Extensions &getExtensions() const { return mState.getExtensions(); }
const Limitations &getLimitations() const { return mState.getLimitations(); }
bool skipValidation() const { return mSkipValidation; }
// Specific methods needed for validation.
bool getQueryParameterInfo(GLenum pname, GLenum *type, unsigned int *numParams);
bool getIndexedQueryParameterInfo(GLenum target, GLenum *type, unsigned int *numParams);
Program *getProgram(GLuint handle) const;
Shader *getShader(GLuint handle) const;
bool isTextureGenerated(GLuint texture) const;
bool isBufferGenerated(GLuint buffer) const;
bool isRenderbufferGenerated(GLuint renderbuffer) const;
bool isFramebufferGenerated(GLuint framebuffer) const;
protected:
ContextState mState;
bool mSkipValidation;
};
} // namespace gl
#endif // LIBANGLE_CONTEXTSTATE_H_
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