//--------------------------------------------------------------
void ofxGLWarper::setCorner(CornerLocation cornerLocation, ofPoint screenLocation){
corners[cornerLocation] = screenLocation;// / ofPoint(width, height, 1);
processMatrices();
CornerLocation location = cornerLocation;
ofNotifyEvent(changeEvent, location, this);
}
// Loads a model with supported ASSIMP extensions from file and stores the resulting meshes in the meshes vector.
void Model::loadModel(string path)
{
// Read file via ASSIMP
Assimp::Importer importer;
const aiScene* scene = importer.ReadFile(path, aiProcess_Triangulate | aiProcess_FlipUVs);
// Check for errors
if(!scene || scene->mFlags == AI_SCENE_FLAGS_INCOMPLETE || !scene->mRootNode) // if is Not Zero
{
cout << "ERROR::ASSIMP:: " << importer.GetErrorString() << endl;
return;
}
// Retrieve the directory path of the filepath
this->directory = path.substr(0, path.find_last_of('/'));
aiMatrix4x4 modelMatrix;
this->processMaterial(scene);
this->processLight(scene);
// Process ASSIMP's root node recursively
this->processNode(scene->mRootNode, scene, modelMatrix);
processMatrices();
m_lightShaderStorageBuffer.bind();
m_matricesSSBO.bind();
}
//--------------------------------------------------------------
void ofxGLWarper::begin(){
if (active) {
processMatrices();
}
ofPushMatrix();
ofMultMatrix(myMatrix);
}
//--------------------------------------------------------------
void ofxGLWarper::loadFromXml(ofXml &XML, const string& warperID){
auto c = XML.getChild(warperID);
if(!c){
ofLog(OF_LOG_ERROR, "ofxGLWarper : incorrrect xml formating. No \"" + warperID + "\" tag found");
return;
}
if (c.find("corner").size()<4 ) {
ofLog(OF_LOG_ERROR, "ofxGLWarper : incorrrect xml formating. less than 4 \"corner\" tags found");
return;
}
auto cor = c.getChildren("corner");
int i = 0;
for(auto& ch: cor){
if(i<4){
corners[i] = glm::vec2(ch.getChild("x").getFloatValue(), ch.getChild("y").getFloatValue());
}
i++;
}
this->activate(c.getChild("active").getBoolValue());
processMatrices();
//ofLog(OF_LOG_WARNING, "ofxGLWarper : xml object loaded OK!."); // Since the method works, this can be quiet...
}
//--------------------------------------------------------------
void ofxGLWarper::load(string loadFile){
ofxXmlSettings XML;
if( !XML.loadFile(loadFile) ){
ofLog(OF_LOG_ERROR, "ofxGLWarper : xml file not loaded. Check file path.");
}
if(!XML.tagExists("corners")){
ofLog(OF_LOG_ERROR, "ofxGLWarper : incorrrect xml formating. No \"corners\" tag found");
return;
}
XML.pushTag("corners");
if (XML.getNumTags("corner")<4 ) {
ofLog(OF_LOG_ERROR, "ofxGLWarper : incorrrect xml formating. less than 4 \"corner\" tags found");
return;
}
for(int i =0; i<4; i++){
int t = XML.addTag("corner");
XML.pushTag("corner", i);
if (XML.tagExists("x") && XML.tagExists("y")){
corners[i].x = XML.getValue("x", double(1.0));
corners[i].y = XML.getValue("y", double(1.0));
}
XML.popTag();
}
processMatrices();
ofLog(OF_LOG_ERROR, "ofxGLWarper : xml file loaded OK!.");
}
//--------------------------------------------------------------
void ofxGLWarper::begin(){
if (active) {
processMatrices();
}
glPushMatrix();
glMultMatrixf(myMatrix);
}
//--------------------------------------------------------------
void ofxGLWarper::setAllCorners(glm::vec2 &top_left, glm::vec2 &top_right, glm::vec2 &bot_left, glm::vec2 &bot_right){
//if you want to set all corners and avoid 3 useless processMatrices()
corners[TOP_LEFT] = top_left;
corners[TOP_RIGHT] = top_right;
corners[BOTTOM_LEFT] = bot_left;
corners[BOTTOM_RIGHT] = bot_right;
processMatrices();
}
//--------------------------------------------------------------
void ofxGLWarper::keyPressed(ofKeyEventArgs &args){
if (cornerIsSelected && selectedCorner >= 0) {
switch (args.key) {
case OF_KEY_DOWN:
corners[selectedCorner] += glm::vec2(0,1);
processMatrices();
break;
case OF_KEY_UP:
corners[selectedCorner] += glm::vec2(0,-1);
processMatrices();
break;
case OF_KEY_LEFT:
corners[selectedCorner] += glm::vec2(-1,0);
processMatrices();
break;
case OF_KEY_RIGHT:
corners[selectedCorner] += glm::vec2(1,0);
processMatrices();
break;
default:
break;
}
}
}
//--------------------------------------------------------------
void ofxGLWarper::loadFromXml(ofxXmlSettings &XML){
if(!XML.tagExists("corners")){
ofLog(OF_LOG_ERROR, "ofxGLWarper : incorrrect xml formating. No \"corners\" tag found");
return;
}
XML.pushTag("corners");
if (XML.getNumTags("corner")<4 ) {
ofLog(OF_LOG_ERROR, "ofxGLWarper : incorrrect xml formating. less than 4 \"corner\" tags found");
return;
}
for(int i =0; i<4; i++){
int t = XML.addTag("corner");
XML.pushTag("corner", i);
if (XML.tagExists("x") && XML.tagExists("y")){
corners[i].x = XML.getValue("x", double(1.0));
corners[i].y = XML.getValue("y", double(1.0));
}
XML.popTag();
}
XML.popTag();
processMatrices();
ofLog(OF_LOG_WARNING, "ofxGLWarper : xml object loaded OK!.");
}
//--------------------------------------------------------------
void ofxGLWarper::setup(int _x, int _y, int _w, int _h){
ofLogVerbose() << "ofxGLWarper setup: " <<_x << " " <<_y << " " <<_w << " " <<_h << endl;
corners[TOP_LEFT] = glm::vec2( _x , _y );
corners[TOP_RIGHT] = glm::vec2( _x + _w , _y );
corners[BOTTOM_RIGHT] = glm::vec2( _x + _w , _y + _h );
corners[BOTTOM_LEFT] = glm::vec2( _x , _y + _h );
deactivate(); // function checks if was already active
myMatrix = glm::mat4(); // identity
x=_x;
y=_y;
width=_w;
height=_h;
selectedCorner = -1;
cornerIsSelected = false;
cornerSensibility = 0.5;
bUseKeys = true;
bUseMouse = true;
processMatrices();
}
//--------------------------------------------------------------
void ofxGLWarper::moveCorner(CornerLocation cornerLocation, glm::vec2 &moveBy){
corners[cornerLocation] += moveBy;
processMatrices();
}
//--------------------------------------------------------------
void ofxGLWarper::setCorner(CornerLocation cornerLocation, float onScreenLocationX, float onScreenLocationY){
corners[cornerLocation] = glm::vec2(onScreenLocationX, onScreenLocationY);// glm::vec2(width, height);
processMatrices();
}
//--------------------------------------------------------------
void ofxGLWarper::setCorner(CornerLocation cornerLocation, glm::vec2 &onScreenLocation){
corners[cornerLocation] = onScreenLocation;// glm::vec2(width, height);
processMatrices();
}
//--------------------------------------------------------------
void ofxGLWarper::moveAllCorners(glm::vec2 &moveBy){
for (int i = 0; i < 4; ++i) {
corners[i] += moveBy;
}
processMatrices();
}
//--------------------------------------------------------------
void ofxGLWarper::mouseDragged(ofMouseEventArgs &args){
if(cornerIsSelected && selectedCorner >= 0){
corners[selectedCorner] = glm::vec2(args.x, args.y);
}
processMatrices();
}
