From 4e3e9ac8fb033cad54a02062d40346d6a14c4acc Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 23 Jan 2001 23:44:15 +0000 Subject: [PATCH] added support for 4 texture units --- progs/tests/projtex.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/progs/tests/projtex.c b/progs/tests/projtex.c index 424f3dae1d2..e3ef948ab6a 100644 --- a/progs/tests/projtex.c +++ b/progs/tests/projtex.c @@ -31,7 +31,7 @@ #define M_PI 3.14159265358979323846 #endif -#define MAX_TEX 2 +#define MAX_TEX 4 int NumTextures = 1; int winWidth, winHeight; @@ -55,7 +55,9 @@ GLboolean linearFilter = GL_TRUE; char *texFilename[MAX_TEX] = { "../images/girl.rgb", - "../images/tile.rgb" + "../images/tile.rgb", + "../images/bw.rgb", + "../images/reflect.rgb" }; @@ -649,9 +651,9 @@ initialize(void) for (i = 0; i < NumTextures; i++) { ActiveTexture(GL_TEXTURE0_ARB + i); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); - glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR); glTexGenfv(GL_S, GL_EYE_PLANE, eyePlaneS); @@ -680,10 +682,12 @@ display(void) for (i = 0; i < NumTextures; i++) { glPushMatrix(); glLoadIdentity(); +#if 0 if (i & 1) glRotatef(angle, axis[0], axis[1], axis[2]); else - glRotatef(angle*2, axis[0], axis[1], axis[2]); +#endif + glRotatef(angle*(i+1), axis[0], axis[1], axis[2]); glMultMatrixf((GLfloat *) textureXform[i]); glGetFloatv(GL_MODELVIEW_MATRIX, (GLfloat *) textureXform[i]); @@ -997,6 +1001,7 @@ main(int argc, char **argv) if (argc > 1) { NumTextures = atoi(argv[1]); } + assert(NumTextures <= MAX_TEX); glutInitDisplayMode(GLUT_RGBA | GLUT_DEPTH | GLUT_DOUBLE); (void) glutCreateWindow("projtex"); -- 2.30.2