diff options
Diffstat (limited to 'progs/demos/fslight.c')
| -rw-r--r-- | progs/demos/fslight.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/progs/demos/fslight.c b/progs/demos/fslight.c index 736cc48ac67..e6d83bf8fb3 100644 --- a/progs/demos/fslight.c +++ b/progs/demos/fslight.c @@ -45,7 +45,7 @@ static GLint uTexture; static GLuint SphereList, RectList, CurList; static GLint win = 0; -static GLboolean anim = GL_FALSE; +static GLboolean anim = GL_TRUE; static GLboolean wire = GL_FALSE; static GLboolean pixelLight = GL_TRUE; @@ -58,7 +58,7 @@ static GLfloat xRot = 90.0f, yRot = 0.0f; static void normalize(GLfloat *dst, const GLfloat *src) { - GLfloat len = sqrtf(src[0] * src[0] + src[1] * src[1] + src[2] * src[2]); + GLfloat len = sqrt(src[0] * src[0] + src[1] * src[1] + src[2] * src[2]); dst[0] = src[0] / len; dst[1] = src[1] / len; dst[2] = src[2] / len; @@ -477,8 +477,8 @@ Init(void) version = (const char *) glGetString(GL_VERSION); if (version[0] != '2' || version[1] != '.') { - printf("Warning: this program expects OpenGL 2.0\n"); - /*exit(1);*/ + printf("This program requires OpenGL 2.x, found %s\n", version); + exit(1); } GetExtensionFuncs(); @@ -579,6 +579,8 @@ Init(void) #if 0 TestFunctions(); +#else + (void) TestFunctions; #endif } @@ -603,7 +605,7 @@ main(int argc, char *argv[]) { glutInit(&argc, argv); glutInitWindowPosition( 0, 0); - glutInitWindowSize(100, 100); + glutInitWindowSize(200, 200); glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH); win = glutCreateWindow(argv[0]); glutReshapeFunc(Reshape); |