Exemplos de ofxShader::setGeometryInputType em C++ (Cpp)

Exemplo n.º 1

Arquivo: testApp.cpp Projeto: LeoPovoa/openFrameworks

//--------------------------------------------------------------
void testApp::setup(){
	ofSetLogLevel(OF_LOG_VERBOSE);
	ofBackground(50, 50, 50);
	ofSetVerticalSync(false);
	ofEnableAlphaBlending();
	
	
	shader.setGeometryInputType(GL_LINES);
	shader.setGeometryOutputType(GL_TRIANGLE_STRIP);
	shader.setGeometryOutputCount(4);
	shader.setup("shaders/vert.glsl", "shaders/frag.glsl", "shaders/geom.glsl"); 
	
	printf("Maximum number of output vertices support is: %i\n", shader.getGeometryMaxOutputCount());
	
	// create a bunch of random points
	float r = ofGetHeight()/2;
	for(int i=0; i<100; i++) {
		points.push_back(ofPoint(ofRandomf() * r, ofRandomf() * r, ofRandomf() * r));
	}
	
	glEnable(GL_DEPTH_TEST);
}