X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=demo.cpp;h=3201f1e0abcb0a729fb4cc6671a16e338bc44d15;hp=b401f0574f21dcb904ac61dab1d854137838c510;hb=f420ba91b26aad7701f781bf371f47662a19f452;hpb=9651a4eaae012cdc49c1aa38197861e04f62e91e

diff --git a/demo.cpp b/demo.cpp
index b401f05..3201f1e 100644
--- a/demo.cpp
+++ b/demo.cpp
@@ -35,6 +35,8 @@
 #include "util.h"
 #include "widgets.h"
 
+using namespace movit;
+
 unsigned char result[WIDTH * HEIGHT * 4];
 
 float lift_theta = 0.0f, lift_rad = 0.0f, lift_v = 0.0f;
@@ -176,11 +178,18 @@ int main(int argc, char **argv)
 	SDL_SetVideoMode(WIDTH, HEIGHT, 0, SDL_OPENGL);
 	SDL_WM_SetCaption("OpenGL window", NULL);
 
-	init_movit(".", MOVIT_DEBUG_ON);
+	CHECK(init_movit(".", MOVIT_DEBUG_ON));
 	printf("GPU texture subpixel precision: about %.1f bits\n",
 		log2(1.0f / movit_texel_subpixel_precision));
 	printf("Wrongly rounded x+0.48 or x+0.52 values: %d/510\n",
 		movit_num_wrongly_rounded);
+	if (movit_num_wrongly_rounded > 0) {
+		if (movit_shader_rounding_supported) {
+			printf("Rounding off in the shader to compensate.\n");
+		} else {
+			printf("No shader roundoff available; cannot compensate.\n");
+		}
+	}
 	
 	unsigned img_w, img_h;
 	unsigned char *src_img = load_image(argc > 1 ? argv[1] : "blg_wheels_woman_1.jpg", &img_w, &img_h);