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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrGLContext.h"
////////////////////////////////////////////////////////////////////////////////
GrGLContextInfo& GrGLContextInfo::operator= (const GrGLContextInfo& that) {
fInterface.reset(SkSafeRef(that.fInterface.get()));
fGLVersion = that.fGLVersion;
fGLSLGeneration = that.fGLSLGeneration;
fVendor = that.fVendor;
fRenderer = that.fRenderer;
fIsMesa = that.fIsMesa;
fIsChromium = that.fIsChromium;
*fGLCaps = *that.fGLCaps.get();
return *this;
}
bool GrGLContextInfo::initialize(const GrGLInterface* interface) {
this->reset();
// We haven't validated the GrGLInterface yet, so check for GetString
// function pointer
if (interface->fFunctions.fGetString) {
const GrGLubyte* verUByte;
GR_GL_CALL_RET(interface, verUByte, GetString(GR_GL_VERSION));
const char* ver = reinterpret_cast<const char*>(verUByte);
const GrGLubyte* rendererUByte;
GR_GL_CALL_RET(interface, rendererUByte, GetString(GR_GL_RENDERER));
const char* renderer = reinterpret_cast<const char*>(rendererUByte);
if (interface->validate()) {
fGLVersion = GrGLGetVersionFromString(ver);
if (GR_GL_INVALID_VER == fGLVersion) {
return false;
}
if (!GrGetGLSLGeneration(interface, &fGLSLGeneration)) {
return false;
}
fVendor = GrGLGetVendor(interface);
fRenderer = GrGLGetRendererFromString(renderer);
fIsMesa = GrGLIsMesaFromVersionString(ver);
fIsChromium = GrGLIsChromiumFromRendererString(renderer);
// This must occur before caps init.
fInterface.reset(SkRef(interface));
return fGLCaps->init(*this, interface);
}
}
return false;
}
bool GrGLContextInfo::isInitialized() const { return SkToBool(fInterface.get()); }
void GrGLContextInfo::reset() {
fInterface.reset(NULL);
fGLVersion = GR_GL_VER(0, 0);
fGLSLGeneration = static_cast<GrGLSLGeneration>(0);
fVendor = kOther_GrGLVendor;
fRenderer = kOther_GrGLRenderer;
fIsMesa = false;
fIsChromium = false;
fGLCaps->reset();
}
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