static void se_changeTextureImage(JNIEnv* env, jobject clazz,
jstring imageKey) {
const char* imagePath = env->GetStringUTFChars(imageKey, NULL);
SE_ResourceManager *resourceManager =
SE_Application::getInstance()->getResourceManager();
SE_ImageData* existdata = resourceManager->getImageDataFromPath(imagePath);
if (existdata && !existdata->getData()) {
GLuint texid = existdata->getTexID();
if (texid != 0) {
glDeleteTextures(1, &texid);
}
existdata->setTexID(0);
}
env->ReleaseStringUTFChars(imageKey, imagePath);
}
static void se_loadTextureImage(JNIEnv* env, jobject clazz, jstring imageKey,
jobject jbitmap) {
const char* imagePath = env->GetStringUTFChars(imageKey, NULL);
SE_ResourceManager *resourceManager =
SE_Application::getInstance()->getResourceManager();
SE_ImageData* existdata = resourceManager->getImageDataFromPath(imagePath);
if (existdata && !existdata->getData()) {
GLuint texid = existdata->getTexID();
if (texid != 0) {
glDeleteTextures(1, &texid);
}
existdata->setTexID(0);
AndroidBitmapInfo bitmapInfo;
int ret;
void* pixels;
if ((ret = AndroidBitmap_getInfo(env, jbitmap, &bitmapInfo)) < 0) {
LOGE("error: AndroidBitmap_getInfo() failed ! error = %d\n", ret);
return;
}
if (bitmapInfo.format != ANDROID_BITMAP_FORMAT_RGB_565
&& bitmapInfo.format != ANDROID_BITMAP_FORMAT_RGBA_8888
&& bitmapInfo.format != ANDROID_BITMAP_FORMAT_RGBA_4444) {
LOGE("error: Bitmap format is not supported\n");
return;
}
if ((ret = AndroidBitmap_lockPixels(env, jbitmap, &pixels)) < 0) {
LOGE("error: AndroidBitmap_lockPixels() failed ! error = %d\n",
ret);
return;
}
GLint internalFormat = GL_RGB;
GLenum format = GL_RGB;
GLenum type = GL_UNSIGNED_BYTE;
switch (bitmapInfo.format) {
case ANDROID_BITMAP_FORMAT_RGB_565:
type = GL_UNSIGNED_SHORT_5_6_5;
break;
case ANDROID_BITMAP_FORMAT_RGBA_8888:
internalFormat = GL_RGBA;
format = GL_RGBA;
break;
case ANDROID_BITMAP_FORMAT_RGBA_4444:
internalFormat = GL_RGBA;
format = GL_RGBA;
type = GL_UNSIGNED_SHORT_4_4_4_4;
break;
default:
return;
break;
}
int width = bitmapInfo.width;
int height = bitmapInfo.height;
glPixelStorei(GL_UNPACK_ALIGNMENT,1);
glActiveTexture(GL_TEXTURE0);
glGenTextures(1, &texid);
existdata->setTexID(texid);
glBindTexture(GL_TEXTURE_2D, texid);
glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, width, height, 0, format,
type, pixels);
glGenerateMipmap (GL_TEXTURE_2D);
GLint wraps, wrapt;
if (SE_Util::isPower2(width) && SE_Util::isPower2(height)) {
wraps = GL_REPEAT;
} else {
wraps = GL_CLAMP_TO_EDGE;
}
if (SE_Util::isPower2(width) && SE_Util::isPower2(height)) {
wrapt = GL_REPEAT;
} else {
wrapt = GL_CLAMP_TO_EDGE;
}
GLint sampleMin, sampleMag;
sampleMin = GL_LINEAR_MIPMAP_LINEAR;
sampleMag = GL_LINEAR;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wraps);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapt);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, sampleMin);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, sampleMag);
}
env->ReleaseStringUTFChars(imageKey, imagePath);
}