# HG changeset patch
# User Eleni Maria Stea <eleni@mutantstargoat.com>
# Date 1384036618 -7200
# Node ID 136460b6c9afcf392562f81bed0a2fe05a2f4023
# Parent  97dad98482f5426044b232e7b5ff987b6d137c8e
display lists

diff -r 97dad98482f5 -r 136460b6c9af src/main.cc
--- a/src/main.cc	Wed Nov 06 21:04:45 2013 +0200
+++ b/src/main.cc	Sun Nov 10 00:36:58 2013 +0200
@@ -8,16 +8,21 @@
 #include "tesquad.h"
 #include "texture.h"
 
+#define ASPECT 1
+
 freenect_context *kin_ctx;
 freenect_device *kin_dev;
 KinectParams kin_params;
 Frame *frame;
 
 static const char *filename = "data/textures/wallpaper.jpg";
+static unsigned int drawing;
+static unsigned int debugging;
 static unsigned char tex;
 static bool show;
 
 static void cleanup();
+static void init();
 
 static void display();
 static void reshape(int w, int h);
@@ -50,18 +55,7 @@
 	glutIdleFunc(idle);
 
 	atexit(cleanup);
-
-	glClearColor(1, 1, 1, 1);
-//	glGenList
-//		glNewList
-//		glEndList
-//		glCallList
-
-    frame = new Frame;
-	if(!(tex = load_texture(filename))) {
-		fprintf(stderr, "Failed to load texture: %s\n", filename);
-		exit(1);
-	}
+	init();
 
 	glutMainLoop();
 }
@@ -72,7 +66,6 @@
 
 	glMatrixMode(GL_MODELVIEW);
 	glLoadIdentity();
-	glClearColor(1, 1, 1, 1);
 
 	has_depth = false; has_video = false;
 	if(freenect_process_events(kin_ctx) != 0) {
@@ -81,22 +74,11 @@
 	}
 	frame->process();
 
-	glMatrixMode(GL_MODELVIEW);
-	glPushMatrix();
-	glTranslatef(0, 0, -24);
-	glEnable(GL_TEXTURE_2D);
-	glBindTexture(GL_TEXTURE_2D, tex);
-	draw_tess_quad(-14, -10, 28, 20, 600, 800);
-	glPopMatrix();
-	glMatrixMode(GL_MODELVIEW);
+	glCallList(drawing);
+	if(show)
+		glCallList(debugging);
 
-	if(show) {
-		glBindTexture(GL_TEXTURE_2D, frame->video_tex);
-		draw_tess_quad(-1, -1, 1, 1, 1, 1, true);
-		glBindTexture(GL_TEXTURE_2D, frame->depth_tex);
-		draw_tess_quad(-1, 0, 1, 1, 1, 1, true);
-	}
-	glDisable(GL_TEXTURE_2D);
+	glFlush();
 
 	glutSwapBuffers();
 }
@@ -135,3 +117,39 @@
 	stop_kinect_frames(kin_dev);
 	stop_kinect(kin_ctx, kin_dev);
 }
+
+static void init()
+{
+	glClearColor(1, 1, 1, 1);
+
+    frame = new Frame;
+	if(!(tex = load_texture(filename))) {
+		fprintf(stderr, "Failed to load texture: %s\n", filename);
+		exit(1);
+	}
+
+	drawing = glGenLists(1);
+	glNewList(drawing, GL_COMPILE);
+
+	/* drawing */
+	glMatrixMode(GL_MODELVIEW);
+	glPushMatrix();
+	glTranslatef(0, 0, -24);
+	glEnable(GL_TEXTURE_2D);
+	glBindTexture(GL_TEXTURE_2D, tex);
+	draw_tess_quad(-14, -14 * 1/ASPECT, 28, 28 * 1 / ASPECT, 850, 850 * 1 / ASPECT);
+	glDisable(GL_TEXTURE_2D);
+	glPopMatrix();
+	glMatrixMode(GL_MODELVIEW);
+	glEndList();
+
+	debugging = glGenLists(1);
+	glNewList(debugging, GL_COMPILE);
+	glEnable(GL_TEXTURE_2D);
+	glBindTexture(GL_TEXTURE_2D, frame->video_tex);
+	draw_tess_quad(-1, -1, 1, 2, 1, 1, true);
+	glBindTexture(GL_TEXTURE_2D, frame->depth_tex);
+	draw_tess_quad(0, -1, 1, 2, 1, 1, true);
+	glDisable(GL_TEXTURE_2D);
+	glEndList();
+}