Add `_perspectiveWarping` flag to `QuadSurface`

src/Surfaces/QuadSurface.cpp

@@ -4,6 +4,7 @@ namespace ofx {
 namespace piMapper {
 
 QuadSurface::QuadSurface(){
+	_perspectiveWarping = false;
 	setup();
 }
 
@@ -78,10 +79,11 @@ void QuadSurface::draw(){
 		return;
 	}
 
-	/*if(mesh.haveVertsChanged() || mesh.haveTexCoordsChanged()){
+	if(mesh.haveVertsChanged() || mesh.haveTexCoordsChanged()){
 	    calculate4dTextureCoords();
-	}*/
-	/*
+	}
+	
+	if(_perspectiveWarping){
 		glEnableClientState(GL_TEXTURE_COORD_ARRAY);
 		glTexCoordPointer(4, GL_FLOAT, 0, quadTexCoordinates);
 		glVertexPointer(3, GL_FLOAT, 0, quadVertices);
@@ -89,11 +91,11 @@ void QuadSurface::draw(){
 		source->getTexture()->bind();
 		glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_BYTE, quadIndices);
 		source->getTexture()->unbind();
-	*/
-
+	}else{
 		source->getTexture()->bind();
 		mesh.draw();
 		source->getTexture()->unbind();
+	}
 }
 
 void QuadSurface::setVertex(int index, ofVec2f p){
@@ -281,5 +283,9 @@ void QuadSurface::calculate4dTextureCoords(){
 	quadTexCoordinates[15] = q3;
 }
 
+void QuadSurface::setPerspectiveWarping(bool b){
+	_perspectiveWarping = b;
+}
+
 } // namespace piMapper
 } // namespace ofx

src/Surfaces/QuadSurface.h

@@ -36,12 +36,16 @@ class QuadSurface : public BaseSurface {
 		vector <ofVec3f> & getVertices();
 		vector <ofVec2f> & getTexCoords();
 	
+		void setPerspectiveWarping(bool b);
+
 	private:
 		void calculate4dTextureCoords();
 		GLfloat quadVertices[12];
 		GLubyte quadIndices[6];
 		GLfloat quadTexCoordinates[16];
 		
+		bool _perspectiveWarping;
+
 };
 
 } // namespace piMapper