X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fmain.c;h=f0588c01f5ad12dc41223a3981ce6cd2bdc30d2c;hb=21180fdf54f0c578af0959df088de308ce25ca61;hp=8752567992db2f648b87b1f6ab4c78136976d0f8;hpb=4b522caf5387f8075b7bbb2a2b0475c012157456;p=fbgfx

diff --git a/src/main.c b/src/main.c
index 8752567..f0588c0 100644
--- a/src/main.c
+++ b/src/main.c
@@ -4,6 +4,9 @@
 #include "fbgfx.h"
 #include "fbevents.h"
 #include "tunnel.h"
+#include "timer.h"
+
+unsigned long start_msec, time_msec, num_frames;
 
 static void keyboard(int key, int pressed, void *cls);
 static void mouse(int bn, int pressed, int x, int y, void *cls);
@@ -17,14 +20,26 @@ static int quit;
 
 int main(void)
 {
+	int i, trybpp[] = {32, 24, 16, 0};
+
 	fbgfx_save_video_mode();
-	if(!(vmem = fbgfx_set_video_mode(800, 600, 16))) {
-		return 1;
-	}
 	fbgfx_get_video_mode(&xsz, &ysz, &depth);
-	if(depth != 16) {
+
+	for(i=0; trybpp[i]; i++) {
+		if(!(vmem = fbgfx_set_video_mode(xsz, ysz, trybpp[i]))) {
+			continue;
+		}
+		fbgfx_get_video_mode(&xsz, &ysz, &depth);
+		if(depth == trybpp[i]) {
+			break;
+		}
+		fprintf(stderr, "failed to set color depth: %dbpp\n", trybpp[i]);
+	}
+	if(trybpp[i] == 0) {
+		fprintf(stderr, "no usable color depths found\n");
 		goto end;
 	}
+
 	if(fbev_init() == -1) {
 		goto end;
 	}
@@ -32,21 +47,29 @@ int main(void)
 	fbev_mbutton(mouse, 0);
 	fbev_mmotion(motion, 0);
 
-	if(init_tunnel(xsz, ysz) == -1) {
+	if(init_tunnel(xsz, ysz, depth) == -1) {
 		goto end;
 	}
 
+	start_msec = get_time_msec();
 	for(;;) {
 		fbev_update();
 		if(quit) break;
 
+		time_msec = get_time_msec() - start_msec;
+
 		draw_tunnel(vmem);
+		++num_frames;
 	}
 
+	time_msec = get_time_msec() - start_msec;
 end:
 	destroy_tunnel();
 	fbev_shutdown();
 	fbgfx_restore_video_mode();
+	if(num_frames && time_msec) {
+		printf("\ravg framerate: %.1f\n", (float)num_frames / ((float)time_msec / 1000.0));
+	}
 	return 0;
 }
 
@@ -58,7 +81,8 @@ static void keyboard(int key, int pressed, void *cls)
 	case 27:
 	case 'q':
 	case 'Q':
-		exit(0);
+		quit = 1;
+		break;
 	}
 }