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silence warnings, re-indent code

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This commit is contained in:
Brian Paul
2004-09-16 19:39:04 +00:00
parent 4ebf9590c3
commit 37c0497d98
1 changed files with 67 additions and 64 deletions
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131
progs/demos/fogcoord.c
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@@ -27,7 +27,9 @@ typedef void (GLAPIENTRYP GLFOGCOORDFEXTPROC) (GLfloat f);
typedef void (GLAPIENTRYP GLFOGCOORDPOINTEREXTPROC) (GLenum, GLsizei, const GLvoid *);
static GLFOGCOORDFEXTPROC glFogCoordf_ext;
#if ARRAYS
static GLFOGCOORDPOINTEREXTPROC glFogCoordPointer_ext;
#endif
static GLboolean have_fog_coord;
static GLfloat camz;
@@ -40,107 +42,108 @@ static GLfloat fogStart = 1.0, fogEnd = 40.0;
static GLfloat fogColor[4] = {0.6f, 0.3f, 0.0f, 1.0f};
void APIENTRY glFogCoordf_nop (GLfloat f)
static void APIENTRY glFogCoordf_nop (GLfloat f)
{
(void)f;
(void)f;
}
static int BuildTexture (const char *filename, GLuint texid[])
{
GLubyte *tex_data;
GLenum tex_format;
GLint tex_width, tex_height;
GLubyte *tex_data;
GLenum tex_format;
GLint tex_width, tex_height;
tex_data = LoadRGBImage(filename, &tex_width, &tex_height, &tex_format);
if (tex_data == NULL) {
return -1;
}
tex_data = LoadRGBImage(filename, &tex_width, &tex_height, &tex_format);
if (tex_data == NULL) {
return -1;
}
{
GLint tex_max;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &tex_max);
if ((tex_width > tex_max) || (tex_height > tex_max)) {
return -1;
}
}
{
GLint tex_max;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &tex_max);
if ((tex_width > tex_max) || (tex_height > tex_max)) {
return -1;
}
}
glGenTextures(1, texid);
glGenTextures(1, texid);
glBindTexture(GL_TEXTURE_2D, texid[0]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glBindTexture(GL_TEXTURE_2D, texid[0]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, tex_format, tex_width, tex_height, 0,
tex_format, GL_UNSIGNED_BYTE, tex_data);
glTexImage2D(GL_TEXTURE_2D, 0, tex_format, tex_width, tex_height, 0, tex_format, GL_UNSIGNED_BYTE, tex_data);
return 0;
return 0;
}
static int SetFogMode (GLint fogMode)
{
fogMode &= 3;
switch (fogMode) {
case 0:
glDisable(GL_FOG);
fogMode &= 3;
switch (fogMode) {
case 0:
glDisable(GL_FOG);
#if VERBOSE
printf("fog(disable)\n");
printf("fog(disable)\n");
#endif
break;
case 1:
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_LINEAR);
glFogf(GL_FOG_START, fogStart);
glFogf(GL_FOG_END, fogEnd);
break;
case 1:
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_LINEAR);
glFogf(GL_FOG_START, fogStart);
glFogf(GL_FOG_END, fogEnd);
#if VERBOSE
printf("fog(GL_LINEAR, %.2f, %.2f)\n", fogStart, fogEnd);
printf("fog(GL_LINEAR, %.2f, %.2f)\n", fogStart, fogEnd);
#endif
break;
case 2:
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_EXP);
glFogf(GL_FOG_DENSITY, fogDensity);
break;
case 2:
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_EXP);
glFogf(GL_FOG_DENSITY, fogDensity);
#if VERBOSE
printf("fog(GL_EXP, %.2f)\n", fogDensity);
printf("fog(GL_EXP, %.2f)\n", fogDensity);
#endif
break;
case 3:
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_EXP2);
glFogf(GL_FOG_DENSITY, fogDensity);
break;
case 3:
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_EXP2);
glFogf(GL_FOG_DENSITY, fogDensity);
#if VERBOSE
printf("fog(GL_EXP2, %.2f)\n", fogDensity);
printf("fog(GL_EXP2, %.2f)\n", fogDensity);
#endif
break;
}
return fogMode;
break;
}
return fogMode;
}
static GLboolean SetFogCoord (GLboolean fogCoord)
{
glFogCoordf_ext = glFogCoordf_nop;
glFogCoordf_ext = glFogCoordf_nop;
if (!have_fog_coord) {
if (!have_fog_coord) {
#if VERBOSE
printf("fog(GL_FRAGMENT_DEPTH_EXT)%s\n", fogCoord ? " EXT_fog_coord not available!" : "");
printf("fog(GL_FRAGMENT_DEPTH_EXT)%s\n", fogCoord ? " EXT_fog_coord not available!" : "");
#endif
return GL_FALSE;
}
return GL_FALSE;
}
if (fogCoord) {
glFogCoordf_ext = (GLFOGCOORDFEXTPROC)glutGetProcAddress("glFogCoordfEXT");
glFogi(GL_FOG_COORDINATE_SOURCE_EXT, GL_FOG_COORDINATE_EXT);
if (fogCoord) {
glFogCoordf_ext = (GLFOGCOORDFEXTPROC)glutGetProcAddress("glFogCoordfEXT");
glFogi(GL_FOG_COORDINATE_SOURCE_EXT, GL_FOG_COORDINATE_EXT);
#if VERBOSE
printf("fog(GL_FOG_COORDINATE_EXT)\n");
printf("fog(GL_FOG_COORDINATE_EXT)\n");
#endif
} else {
glFogi(GL_FOG_COORDINATE_SOURCE_EXT, GL_FRAGMENT_DEPTH_EXT);
} else {
glFogi(GL_FOG_COORDINATE_SOURCE_EXT, GL_FRAGMENT_DEPTH_EXT);
#if VERBOSE
printf("fog(GL_FRAGMENT_DEPTH_EXT)\n");
printf("fog(GL_FRAGMENT_DEPTH_EXT)\n");
#endif
}
return fogCoord;
}
return fogCoord;
}