mirror of https://github.com/axmolengine/axmol.git
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
/****************************************************************************
|
|
Copyright (c) 2013-2017 Chukong Technologies Inc.
|
|
|
|
http://www.cocos2d-x.org
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN false EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
****************************************************************************/
|
|
|
|
#include "renderer/CCGLProgramStateCache.h"
|
|
|
|
#include "renderer/CCGLProgramState.h"
|
|
#include "renderer/CCGLProgram.h"
|
|
|
|
|
|
NS_CC_BEGIN
|
|
|
|
GLProgramStateCache* GLProgramStateCache::s_instance = nullptr;
|
|
|
|
GLProgramStateCache::GLProgramStateCache()
|
|
{
|
|
}
|
|
|
|
GLProgramStateCache::~GLProgramStateCache()
|
|
{
|
|
_glProgramStates.clear();
|
|
}
|
|
|
|
GLProgramStateCache* GLProgramStateCache::getInstance()
|
|
{
|
|
if (s_instance == nullptr)
|
|
s_instance = new (std::nothrow) GLProgramStateCache();
|
|
|
|
return s_instance;
|
|
}
|
|
|
|
void GLProgramStateCache::destroyInstance()
|
|
{
|
|
CC_SAFE_DELETE(s_instance);
|
|
}
|
|
|
|
GLProgramState* GLProgramStateCache::getGLProgramState(GLProgram* glprogram)
|
|
{
|
|
const auto& itr = _glProgramStates.find(glprogram);
|
|
if (itr != _glProgramStates.end())
|
|
{
|
|
return itr->second;
|
|
}
|
|
|
|
auto ret = new (std::nothrow) GLProgramState;
|
|
if(ret && ret->init(glprogram)) {
|
|
_glProgramStates.insert(glprogram, ret);
|
|
ret->release();
|
|
return ret;
|
|
}
|
|
|
|
CC_SAFE_RELEASE(ret);
|
|
return ret;
|
|
}
|
|
|
|
void GLProgramStateCache::removeUnusedGLProgramState()
|
|
{
|
|
for( auto it=_glProgramStates.cbegin(); it!=_glProgramStates.cend(); /* nothing */) {
|
|
auto value = it->second;
|
|
if( value->getReferenceCount() == 1 ) {
|
|
CCLOG("cocos2d: GLProgramStateCache: removing unused GLProgramState");
|
|
|
|
//value->release();
|
|
it = _glProgramStates.erase(it);
|
|
} else {
|
|
++it;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLProgramStateCache::removeAllGLProgramState()
|
|
{
|
|
_glProgramStates.clear();
|
|
}
|
|
|
|
NS_CC_END
|