From 16cc03c435982383627dd01341656d0371ca1f2b Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Wed, 4 Jan 2012 23:03:45 +0000
Subject: tidied up

---
 src/viewpoint.cpp | 53 +++++------------------------------------------------
 1 file changed, 5 insertions(+), 48 deletions(-)

(limited to 'src/viewpoint.cpp')

diff --git a/src/viewpoint.cpp b/src/viewpoint.cpp
index efb6894..daca64f 100644
--- a/src/viewpoint.cpp
+++ b/src/viewpoint.cpp
@@ -1,8 +1,7 @@
 #include "viewpoint.h"
 #define DEBUG 0
 
-void viewpoint::setup(int ln,float w, float h, float x, float y) {
-	lightNum=ln;
+void viewpoint::setup(float w, float h, float x, float y) {
 	window=ofRectangle(w,h,x,y);
 	distortFactor=0.0;
 	renderFBO.allocate(window.width,window.height,GL_RGB);
@@ -13,10 +12,8 @@ void viewpoint::setup(int ln,float w, float h, float x, float y) {
 	near=1;
 	far=20;
 
-	//camera.setParent(target);
 	vars=new keyVar[8];
 
-	//void set(char _keyInc,char _keyDec,float _val,float _speed,float _accel,float accelTime);
 	vars[0].set('w','s',17.25,0.5,1.0,3.0);
 	vars[1].set('g','d',0.0,10,1.0,3.0);
 	vars[2].set('r','v',112,10,1.0,3.0);
@@ -26,69 +23,34 @@ void viewpoint::setup(int ln,float w, float h, float x, float y) {
 	vars[6].set('o','l',1000.0,10,1.0,3.0);
 	vars[7].set('q','a',0,1,1.0,3.0);
 	
-	//camera.setPosition(0,0,vars[6].getVal());
-	
-	getLightPosition=new GLfloat[4];
-	
 	light.enable();
 	light.setDirectional();
 }
 //--------------------------------------------------------------
 void viewpoint::setLight(){
-	//glLoadIdentity();
-	//glPushMatrix();
 	target.setPosition(vars[1].getVal(),vars[2].getVal(),vars[3].getVal());
-	/*
-	target.rotate(vars[4].getInc(),1,0,0);
-	target.rotate(vars[5].getInc(),0,1,0);
-	camera.setPosition(0,0,vars[6].getVal());
-	 */
-	
 	camera.orbit(vars[5].getVal(), vars[4].getVal(), vars[6].getVal(), target);
 	camera.lookAt(target,ofVec3f(0,1,0));	
-	//glPopMatrix();
-	//ofVec3f lp=camera.getGlobalPosition();
 	light.setPosition(camera.getGlobalPosition());
-	/*
-	GLfloat lightPosition[] = {lp.x, lp.y, lp.z,1};
-	GLfloat lightColour[] = {0.99, 0.99, 0.99, 0.5};
-	
-	glLightfv(lightNum, GL_POSITION, lightPosition);
-	glLightfv(lightNum, GL_DIFFUSE, lightColour);
-	glEnable(lightNum);
-	glGetLightfv(lightNum,GL_POSITION, getLightPosition);
-	 */
 }
 //--------------------------------------------------------------
-void viewpoint::begin(){
-	
+void viewpoint::begin(){	
 	renderFBO.begin();
 	ofClear(0,0,0);
 	
-	//ofPushView();
-	
 	camera.begin();
 	camera.setFov(vars[0].getVal());
-	
-	
-		
-	}
+}
 //--------------------------------------------------------------
-void viewpoint::end(){
-	
+void viewpoint::end(){	
 	camera.end();
-	//ofPopView();
 	
 	renderFBO.end();
 
 	ofPushMatrix();
 	
 	bindTexture(renderFBO);
-
-	//draw a grid
-	//glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
 	ofNoFill();
-
 	ofSetLineWidth(1.0);
 	//ofSetColor(I_fade1,I_fade1,I_fade1);
 	int gridX=50;
@@ -97,8 +59,8 @@ void viewpoint::end(){
 	int yStep=ofGetHeight()/2;
 	ofTranslate(ofGetWidth()/2,ofGetHeight()/2);
 
+	//todo: distort texcoords instead of vertex coords
 	for (float i = -1; i < 1.001; i+=(2.0f/gridY)){
-
 	    glBegin(GL_QUAD_STRIP);
 	    ofPoint p0;
 	    ofPoint p1;
@@ -110,21 +72,16 @@ void viewpoint::end(){
 		    glTexCoord2f((j+1)*0.5,(i+1)*0.5);
 		    glVertex3f(p1.x*xStep,p1.y*yStep,-0.1);
 		}
-
 	    glEnd();
-	   //
 	}
 
 	ofFill();
-
 	unbindTexture(renderFBO);
-
 	ofPopMatrix();
 	
 	ofSetHexColor(0xFFFFFF);
     ofDrawBitmapString("camera: "+ofToString(camera.getX(), 2)+","+ofToString(camera.getY(), 2)+","+ofToString(camera.getZ(), 2), 10, ofGetHeight()-30);
 	ofDrawBitmapString("light: "+ofToString(light.getX(), 2)+","+ofToString(light.getY(), 2)+","+ofToString(light.getZ(), 2), 10, ofGetHeight()-18);
-
 }
 //--------------------------------------------------------------
 void viewpoint::keyPressed(int key){
-- 
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