# HG changeset patch
# User Eleni Maria Stea <eleni@mutantstargoat.com>
# Date 1389455416 -7200
# Node ID cca2e05dbabe464fc5a03d018dde7698469a0baf
# Parent  88d390af583f28f5096111c3872107a216e1afa8
display one slide (debugging)

diff -r 88d390af583f -r cca2e05dbabe src/main.cc
--- a/src/main.cc	Sat Jan 11 17:22:36 2014 +0200
+++ b/src/main.cc	Sat Jan 11 17:50:16 2014 +0200
@@ -4,6 +4,8 @@
 #include <stdio.h>
 #include <assert.h>
 
+#include "image.h"
+
 //static void init(void);
 static void display(void);
 static void reshape(int x, int y);
@@ -13,6 +15,13 @@
 
 static int win_xsz, win_ysz;
 
+/////////////////////////////
+// debug TODO remove
+////////////////////////////
+static bool init();
+Image img;
+unsigned int tex;
+
 int main(int argc, char **argv)
 {
 	glutInit(&argc, argv);
@@ -30,6 +39,10 @@
 	glutMotionFunc(motion);
 
 	glewInit();
+	if(!init()) {
+		fprintf(stderr, "Failed to initialize La votre Colonoscopie\n");
+		return 1;
+	}
 
 	//call init
 
@@ -37,15 +50,18 @@
 	return 0;
 }
 
-int init(void)
-{
-	//TODO
-	return 0;
-}
-
 void display(void)
 {
 	//render
+	glBindTexture(GL_TEXTURE_2D, tex);
+	glEnable(GL_TEXTURE_2D);
+	glBegin(GL_QUADS);
+	glTexCoord2f(0, 0); glVertex3f(-1, -1, 0);
+	glTexCoord2f(0, 1); glVertex3f(-1, 1, 0);
+	glTexCoord2f(1, 1); glVertex3f(1, 1, 0);
+	glTexCoord2f(1, 0); glVertex3f(1, -1, 0);
+	glEnd();
+	glDisable(GL_TEXTURE_2D);
 
 	glutSwapBuffers();
 	assert(glGetError() == GL_NO_ERROR);
@@ -85,3 +101,20 @@
 	prev_x = x;
 	prev_y = y;
 }
+
+bool init()
+{
+	if(!img.load("data/la_colonoscopie/IM-0001-0248.png")) {
+		fprintf(stderr, "Failed to load votre Colonoscopie\n");
+		return false;
+	}
+
+	glGenTextures(1, &tex);
+	glBindTexture(GL_TEXTURE_2D, tex);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_LUMINANCE16F_ARB, img.get_width(),
+			img.get_height(), 0, GL_LUMINANCE, GL_FLOAT, img.get_pixels());
+
+	return true;
+}
diff -r 88d390af583f -r cca2e05dbabe src/volume.h
--- a/src/volume.h	Sat Jan 11 17:22:36 2014 +0200
+++ b/src/volume.h	Sat Jan 11 17:50:16 2014 +0200
@@ -1,4 +1,9 @@
 #ifndef VOLUME_H_
 #define VOLUME_H_
 
+class Volume {
+private:
+
+};
+
 #endif // VOLUME_H_