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authorBrian Paul <brian.paul@tungstengraphics.com>2008-05-03 09:08:42 -0600
committerBrian Paul <brian.paul@tungstengraphics.com>2008-05-03 09:10:44 -0600
commitbc57a7c9f7e5f70d77e7f02da2a214a56fad1d80 (patch)
tree6b5ace16c41538ad19cff96b5fcbab12697c187d /progs/tests
parent3837d401cc665eccf079eba5822b1a3eec565b81 (diff)
Press <space> to reset limit/bias values, clean-up limit/bias printf
Diffstat (limited to 'progs/tests')
-rw-r--r--progs/tests/mipmap_limits.c32
1 files changed, 25 insertions, 7 deletions
diff --git a/progs/tests/mipmap_limits.c b/progs/tests/mipmap_limits.c
index d6d6e467b0..8bdad826f7 100644
--- a/progs/tests/mipmap_limits.c
+++ b/progs/tests/mipmap_limits.c
@@ -59,6 +59,18 @@ static GLfloat LodBias = 0.0;
static GLboolean NearestFilter = GL_TRUE;
+static void
+InitValues(void)
+{
+ BaseLevel = 0;
+ MaxLevel = 8;
+ MinLod = -1;
+ MaxLod = 9;
+ LodBias = 0.0;
+ NearestFilter = GL_TRUE;
+}
+
+
static void MakeImage(int level, int width, int height, const GLubyte color[4])
{
const int makeStripes = 0;
@@ -108,6 +120,8 @@ static void makeImages(void)
static void myinit(void)
{
+ InitValues();
+
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
glShadeModel(GL_FLAT);
@@ -125,7 +139,7 @@ static void myinit(void)
static void display(void)
{
GLfloat tcm = 4.0;
- printf("BASE_LEVEL = %d MAX_LEVEL = %d MIN_LOD = %f MAX_LOD = %f Bias = %.2g filter = %s\n",
+ printf("BASE_LEVEL=%d MAX_LEVEL=%d MIN_LOD=%.2g MAX_LOD=%.2g Bias=%.2g Filter=%s\n",
BaseLevel, MaxLevel, MinLod, MaxLod, LodBias,
NearestFilter ? "NEAREST" : "LINEAR");
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, BaseLevel);
@@ -214,6 +228,9 @@ key(unsigned char k, int x, int y)
case 'f':
NearestFilter = !NearestFilter;
break;
+ case ' ':
+ InitValues();
+ break;
case 27: /* Escape */
exit(0);
break;
@@ -227,12 +244,13 @@ key(unsigned char k, int x, int y)
static void usage(void)
{
printf("usage:\n");
- printf(" b/B decrease/increase GL_TEXTURE_BASE_LEVEL\n");
- printf(" m/M decrease/increase GL_TEXTURE_MAX_LEVEL\n");
- printf(" n/N decrease/increase GL_TEXTURE_MIN_LOD\n");
- printf(" x/X decrease/increase GL_TEXTURE_MAX_LOD\n");
- printf(" l/L decrease/increase GL_TEXTURE_LOD_BIAS\n");
- printf(" f toggle nearest/linear filtering\n");
+ printf(" b/B decrease/increase GL_TEXTURE_BASE_LEVEL\n");
+ printf(" m/M decrease/increase GL_TEXTURE_MAX_LEVEL\n");
+ printf(" n/N decrease/increase GL_TEXTURE_MIN_LOD\n");
+ printf(" x/X decrease/increase GL_TEXTURE_MAX_LOD\n");
+ printf(" l/L decrease/increase GL_TEXTURE_LOD_BIAS\n");
+ printf(" f toggle nearest/linear filtering\n");
+ printf(" SPACE reset values\n");
}