| /* |
| * Copyright 2013 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| |
| #ifndef GrGLContext_DEFINED |
| #define GrGLContext_DEFINED |
| |
| #include "gl/GrGLExtensions.h" |
| #include "gl/GrGLInterface.h" |
| #include "GrGLCaps.h" |
| #include "GrGLUtil.h" |
| |
| struct GrContextOptions; |
| |
| /** |
| * Encapsulates information about an OpenGL context including the OpenGL |
| * version, the GrGLStandard type of the context, and GLSL version. |
| */ |
| class GrGLContextInfo : public SkRefCnt { |
| public: |
| GrGLStandard standard() const { return fInterface->fStandard; } |
| GrGLVersion version() const { return fGLVersion; } |
| GrGLSLGeneration glslGeneration() const { return fGLSLGeneration; } |
| GrGLVendor vendor() const { return fVendor; } |
| GrGLRenderer renderer() const { return fRenderer; } |
| /** What driver is running our GL implementation? This is not necessarily related to the vendor. |
| (e.g. Intel GPU being driven by Mesa) */ |
| GrGLDriver driver() const { return fDriver; } |
| GrGLDriverVersion driverVersion() const { return fDriverVersion; } |
| const GrGLCaps* caps() const { return fGLCaps.get(); } |
| GrGLCaps* caps() { return fGLCaps; } |
| bool hasExtension(const char* ext) const { |
| return fInterface->hasExtension(ext); |
| } |
| |
| const GrGLExtensions& extensions() const { return fInterface->fExtensions; } |
| |
| protected: |
| struct ConstructorArgs { |
| const GrGLInterface* fInterface; |
| GrGLVersion fGLVersion; |
| GrGLSLGeneration fGLSLGeneration; |
| GrGLVendor fVendor; |
| GrGLRenderer fRenderer; |
| GrGLDriver fDriver; |
| GrGLDriverVersion fDriverVersion; |
| const GrContextOptions* fContextOptions; |
| }; |
| |
| GrGLContextInfo(const ConstructorArgs& args); |
| |
| SkAutoTUnref<const GrGLInterface> fInterface; |
| GrGLVersion fGLVersion; |
| GrGLSLGeneration fGLSLGeneration; |
| GrGLVendor fVendor; |
| GrGLRenderer fRenderer; |
| GrGLDriver fDriver; |
| GrGLDriverVersion fDriverVersion; |
| SkAutoTUnref<GrGLCaps> fGLCaps; |
| }; |
| |
| /** |
| * Extension of GrGLContextInfo that also provides access to GrGLInterface. |
| */ |
| class GrGLContext : public GrGLContextInfo { |
| public: |
| /** |
| * Creates a GrGLContext from a GrGLInterface and the currently |
| * bound OpenGL context accessible by the GrGLInterface. |
| */ |
| static GrGLContext* Create(const GrGLInterface* interface, const GrContextOptions& options); |
| |
| const GrGLInterface* interface() const { return fInterface; } |
| |
| private: |
| GrGLContext(const ConstructorArgs& args) : INHERITED(args) {} |
| |
| typedef GrGLContextInfo INHERITED; |
| }; |
| |
| #endif |