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117 lines
3.0 KiB
117 lines
3.0 KiB
#include "BaseSurface.h"
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namespace ofx {
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namespace piMapper {
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BaseSurface::BaseSurface(){
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_moved = false;
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createDefaultTexture();
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}
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BaseSurface::~BaseSurface(){
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delete defaultSource;
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defaultSource = 0;
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defaultTexture.clear();
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}
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void BaseSurface::createDefaultTexture(){
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ofPixels pixels;
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pixels.allocate(500, 500, 1);
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for(int i = 0; i < pixels.size(); i++){
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pixels[i] = 255;
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}
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int squareSize = 10; // size of each test pattern square
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bool sy = false;
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for(int y = 0; y < pixels.getWidth(); y += squareSize){
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bool sx = false;
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for(int x = 0; x < pixels.getHeight(); x += squareSize){
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for(int yi = 0; yi < squareSize; yi++){
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for(int xi = 0; xi < squareSize; xi++){
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if(sx && sy){
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pixels[(y + yi) * pixels.getWidth() + x + xi] = 255;
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}else if(sx && !sy){
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pixels[(y + yi) * pixels.getWidth() + x + xi] = 0;
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}else if(!sx && sy){
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pixels[(y + yi) * pixels.getWidth() + x + xi] = 0;
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}else{
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pixels[(y + yi) * pixels.getWidth() + x + xi] = 255;
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}
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}
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}
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sx = !sx;
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}
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sy = !sy;
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}
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// load pixels into texture
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defaultTexture.loadData(pixels);
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// Create new source to be the default
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defaultSource = new BaseSource(&defaultTexture);
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source = defaultSource;
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}
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void BaseSurface::drawTexture(ofVec2f position){
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if(source->getTexture() == 0){
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ofLogWarning("BaseSurface") << "Source texture empty. Not drawing.";
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return;
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}
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ofMesh texMesh;
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texMesh.addVertex(position);
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texMesh.addVertex(position + ofVec2f(source->getTexture()->getWidth(), 0.0f));
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texMesh.addVertex(position
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+ ofVec2f(source->getTexture()->getWidth(), source->getTexture()->getHeight()));
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texMesh.addVertex(position + ofVec2f(0.0f, source->getTexture()->getHeight()));
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texMesh.addTriangle(0, 2, 3);
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texMesh.addTriangle(0, 1, 2);
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texMesh.addTexCoord(ofVec2f(0.0f, 0.0f));
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texMesh.addTexCoord(ofVec2f(1.0f, 0.0f));
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texMesh.addTexCoord(ofVec2f(1.0f, 1.0f));
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texMesh.addTexCoord(ofVec2f(0.0f, 1.0f));
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source->getTexture()->bind();
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texMesh.draw();
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source->getTexture()->unbind();
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}
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//void BaseSurface::setTexture(ofTexture* texturePtr) { texture = texturePtr; }
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void BaseSurface::setSource(BaseSource * newSource){
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source = newSource;
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}
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//ofTexture* BaseSurface::getTexture() { return texture; }
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BaseSource * BaseSurface::getSource(){
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return source;
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}
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//ofTexture* BaseSurface::getDefaultTexture() { return &defaultTexture; }
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BaseSource * BaseSurface::getDefaultSource(){
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return defaultSource;
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}
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void BaseSurface::setMoved(bool moved){
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_moved = moved;
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}
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void BaseSurface::scaleTo(float scale){
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cout << "TriangleSurface::scaleTo()" << endl;
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ofVec3f centroid = mesh.getCentroid();
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for(unsigned int i = 0; i < mesh.getVertices().size(); ++i){
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ofVec3f d = mesh.getVertices()[i] - centroid;
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d *= scale;
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mesh.getVertices()[i] = centroid + d;
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}
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ofNotifyEvent(verticesChangedEvent, mesh.getVertices(), this);
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}
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bool BaseSurface::getMoved(){
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return _moved;
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}
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ofMesh & BaseSurface::getMesh(){
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return mesh;
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}
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} // namespace piMapper
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} // namespace ofx
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