mirror of https://github.com/axmolengine/axmol.git
148 lines
4.4 KiB
C++
148 lines
4.4 KiB
C++
/****************************************************************************
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Copyright (c) 2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCTextureETC.h"
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#include "platform/CCPlatformConfig.h"
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#include "platform/CCFileUtils.h"
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
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#include "platform/android/jni/JniHelper.h"
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#endif
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NS_CC_BEGIN
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CCTextureETC::CCTextureETC()
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: _name(0)
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, _width(0)
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, _height(0)
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{}
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CCTextureETC::~CCTextureETC()
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{
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}
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bool CCTextureETC::initWithFile(const char *file)
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{
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// Only Android supports ETC file format
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
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bool ret = loadTexture(CCFileUtils::sharedFileUtils()->fullPathForFilename(file).c_str());
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return ret;
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#else
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return false;
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#endif
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}
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unsigned int CCTextureETC::getName() const
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{
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return _name;
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}
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unsigned int CCTextureETC::getWidth() const
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{
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return _width;
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}
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unsigned int CCTextureETC::getHeight() const
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{
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return _height;
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}
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// Call back function for java
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
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#define LOG_TAG "CCTextureETC.cpp"
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#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG,LOG_TAG,__VA_ARGS__)
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static unsigned int sWidth = 0;
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static unsigned int sHeight = 0;
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static unsigned char *sData = NULL;
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static unsigned int sLength = 0;
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extern "C"
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{
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JNIEXPORT void JNICALL Java_org_cocos2dx_lib_Cocos2dxETCLoader_nativeSetTextureInfo(JNIEnv* env, jobject thiz, jint width, jint height, jbyteArray data, jint dataLength)
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{
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sWidth = (unsigned int)width;
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sHeight = (unsigned int)height;
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sLength = dataLength;
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sData = new unsigned char[sLength];
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env->GetByteArrayRegion(data, 0, sLength, (jbyte*)sData);
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}
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}
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#endif
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bool CCTextureETC::loadTexture(const char* file)
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{
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
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JniMethodInfo t;
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if (JniHelper::getStaticMethodInfo(t, "org/cocos2dx/lib/Cocos2dxETCLoader", "loadTexture", "(Ljava/lang/String;)Z"))
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{
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jstring stringArg1 = t.env->NewStringUTF(file);
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jboolean ret = t.env->CallStaticBooleanMethod(t.classID, t.methodID, stringArg1);
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t.env->DeleteLocalRef(stringArg1);
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t.env->DeleteLocalRef(t.classID);
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if (ret)
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{
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_width = sWidth;
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_height = sHeight;
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glGenTextures(1, &_name);
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glBindTexture(GL_TEXTURE_2D, _name);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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glCompressedTexImage2D(GL_TEXTURE_2D, 0, GL_ETC1_RGB8_OES, _width, _height, 0, sLength, sData);
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glBindTexture(GL_TEXTURE_2D, 0);
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delete [] sData;
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sData = NULL;
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GLenum err = glGetError();
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if (err != GL_NO_ERROR)
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{
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LOGD("width %d, height %d, lenght %d", _width, _height, sLength);
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LOGD("cocos2d: TextureETC: Error uploading compressed texture %s glError: 0x%04X", file, err);
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return false;
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}
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return true;
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}
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else
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{
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return false;
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}
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}
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#else
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return false;
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#endif
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}
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NS_CC_END
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