Ejemplo n.º 1
0
//----------------------------------------------------------
void ofTexture::readToPixels(ofShortPixels & pixels){
#ifndef TARGET_OPENGLES
	pixels.allocate(texData.width,texData.height,ofGetImageTypeFromGLType(texData.glTypeInternal));
	bind();
	glGetTexImage(texData.textureTarget,0,ofGetGlFormat(pixels),GL_UNSIGNED_SHORT,pixels.getPixels());
	unbind();
#endif
}
Ejemplo n.º 2
0
//----------------------------------------------------------
void ofTexture::readToPixels(ofShortPixels & pixels) const {
#ifndef TARGET_OPENGLES
	pixels.allocate(texData.width,texData.height,ofGetImageTypeFromGLType(texData.glInternalFormat));
	ofSetPixelStoreiAlignment(GL_PACK_ALIGNMENT,pixels.getWidth(),pixels.getBytesPerChannel(),pixels.getNumChannels());
	glBindTexture(texData.textureTarget,texData.textureID);
	glGetTexImage(texData.textureTarget,0,ofGetGlFormat(pixels),GL_UNSIGNED_SHORT,pixels.getData());
	glBindTexture(texData.textureTarget,0);
#endif
}
Ejemplo n.º 3
0
//----------------------------------------------------------
void ofFbo::readToPixels(ofShortPixels & pixels, int attachmentPoint) const{
	if(!bIsAllocated) return;
#ifndef TARGET_OPENGLES
	getTexture(attachmentPoint).readToPixels(pixels);
#else
	pixels.allocate(settings.width,settings.height,ofGetImageTypeFromGLType(settings.internalformat));
	bind();
	int format = ofGetGLFormatFromInternal(settings.internalformat);
	glReadPixels(0,0,settings.width, settings.height, format, GL_UNSIGNED_SHORT, pixels.getData());
	unbind();
#endif
}
void ofxDepthImageCompressor::readCompressedPng(string filename, ofShortPixels& pix){
	if(!pix.isAllocated()){
		pix.allocate(640, 480, 1);
	}
	readCompressedPng(filename, pix.getPixels());
}