X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=demo_prior;a=blobdiff_plain;f=src%2Fpart_whitted.c;h=658b2ff48bb090283a71ee8d0e4b33fc5c27003c;hp=be0152cc285f0415d161d98684968fbec0a4b3ef;hb=3a9f6854df479d81442273c9d0b133c49c5c8f66;hpb=0b24071f728b7c8550daa1b7aa7c4012cb70ef4c

diff --git a/src/part_whitted.c b/src/part_whitted.c
index be0152c..658b2ff 100644
--- a/src/part_whitted.c
+++ b/src/part_whitted.c
@@ -2,6 +2,8 @@
 #include "demo.h"
 #include "part.h"
 #include "sdr.h"
+#include "texture.h"
+#include "post.h"
 
 static int init(void);
 static void destroy(void);
@@ -23,7 +25,7 @@ static struct demo_part part = {
 	mbutton, mmotion
 };
 
-static float cam_theta, cam_phi = 15, cam_dist = 6;
+static float cam_theta, cam_phi, cam_dist = 6;
 
 static int bnstate[8];
 static int mouse_x, mouse_y;
@@ -31,6 +33,9 @@ static int mouse_x, mouse_y;
 static unsigned int sdr;
 static int uloc_aspect;
 
+static struct texture *dbgtex;
+static float dbg_alpha;
+
 
 void reg_whitted(void)
 {
@@ -44,11 +49,15 @@ static int init(void)
 		return -1;
 	}
 	uloc_aspect = get_uniform_loc(sdr, "aspect");
+
+	dbgtex = load_texture("data/dbg_whitted.jpg");
+
 	return 0;
 }
 
 static void destroy(void)
 {
+	free_texture(dbgtex);
 }
 
 static void start(void)
@@ -85,6 +94,11 @@ static void draw(long tm)
 	glTexCoord2f(0, 1);
 	glVertex2f(-1, 1);
 	glEnd();
+
+	if(dbgtex) {
+		glUseProgram(0);
+		overlay_tex(dbgtex, dbg_alpha);
+	}
 }
 
 static void mbutton(int bn, int st, int x, int y)
@@ -92,6 +106,16 @@ static void mbutton(int bn, int st, int x, int y)
 	bnstate[bn] = st;
 	mouse_x = x;
 	mouse_y = y;
+
+	switch(bn) {
+	case 3:
+		dbg_alpha += 0.1;
+		if(dbg_alpha > 1.0) dbg_alpha = 1.0;
+		break;
+	case 4:
+		dbg_alpha -= 0.1;
+		if(dbg_alpha < 0.0) dbg_alpha = 0.0;
+	}
 }
 
 static void mmotion(int x, int y)