diff options
Diffstat (limited to 'sys/glsink/EXT_paletted_texture.h')
| -rw-r--r-- | sys/glsink/EXT_paletted_texture.h | 221 |
1 files changed, 133 insertions, 88 deletions
diff --git a/sys/glsink/EXT_paletted_texture.h b/sys/glsink/EXT_paletted_texture.h index 37e9a9bf..7cc3e5d9 100644 --- a/sys/glsink/EXT_paletted_texture.h +++ b/sys/glsink/EXT_paletted_texture.h @@ -7,42 +7,42 @@ * *
* version 1.0ß *
* *
- *************************************************************/
-
+ *************************************************************/
+
#ifndef __EXT_paletted_texture_H_
#define __EXT_paletted_texture_H_
-
+
/*
* GLOBAL SWITCHES - enable/disable advanced features of this header
*
- */
-#define EXT_PALETTED_TEXTURE_INITIALIZE 1 // enable generic init-routines
+ */
+#define EXT_PALETTED_TEXTURE_INITIALIZE 1 // enable generic init-routines
#ifndef _WIN32
#define GL_GLEXT_PROTOTYPES 1
-#endif
-
+#endif /*
*/ +
#ifdef __cplusplus
-extern "C" {
-#endif
-
+extern "C" +{ +
+#endif /*
*/ +
#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)
#define WIN32_LEAN_AND_MEAN 1
#include <windows.h>
-#endif
-
+#endif /*
*/ +
#ifndef APIENTRY
#define APIENTRY
-#endif
-
-
+#endif /*
*/ +
// Header file version number, required by OpenGL ABI for Linux
//#define GL_GLEXT_VERSION 7
-
-
+
/*
* NEW TOKENS TO OPENGL 1.2.1
*
- */
+ */
#ifndef GL_EXT_paletted_texture
#define GL_COLOR_INDEX1_EXT 0x80E2
#define GL_COLOR_INDEX2_EXT 0x80E3
@@ -60,83 +60,128 @@ extern "C" { #define GL_COLOR_TABLE_INTENSITY_SIZE_EXT 0x80DF
#define GL_TEXTURE_INDEX_SIZE_EXT 0x80ED
#define GL_EXT_paletted_texture 1
-#endif
-
+#endif /*
*/ +
#ifndef _WIN32
#ifdef GL_GLEXT_PROTOTYPES
-extern void APIENTRY glColorTableEXT (GLenum, GLenum, GLsizei, GLenum, GLenum, const GLvoid *);
-extern void APIENTRY glColorSubTableEXT(GLenum, GLsizei, GLsizei, GLenum, GLenum, const GLvoid *);
-extern void APIENTRY glGetColorTableEXT(GLenum, GLenum, GLenum, GLvoid *);
-extern void APIENTRY glGetColorTableParameterivEXT(GLenum, GLenum, GLint *);
-extern void APIENTRY glGetColorTableParameterfvEXT(GLenum, GLenum, GLfloat *);
-#endif // GL_GLEXT_PROTOTYPES
-#else // _WIN32
-typedef void (APIENTRY * PFNGLCOLORTABLEEXTPROC) (GLenum target, GLenum internalFormat, GLsizei width, GLenum format, GLenum type, const GLvoid *data);
-typedef void (APIENTRY * PFNGLCOLORSUBTABLEEXTPROC)(GLenum target, GLsizei start, GLsizei count, GLenum format, GLenum type, const GLvoid *data);
-typedef void (APIENTRY * PFNGLGETCOLORTABLEEXTPROC)(GLenum target, GLenum format, GLenum type, GLvoid *data);
-typedef void (APIENTRY * PFNGLGETCOLORTABLEPARAMETERIVEXTPROC)(GLenum target, GLenum pname, GLint *params);
-typedef void (APIENTRY * PFNGLGETCOLORTABLEPARAMETERFVEXTPROC)(GLenum target, GLenum pname, GLfloat *params);
-#endif // not _WIN32
-
+ extern void APIENTRY glColorTableEXT (GLenum, GLenum, GLsizei, GLenum, GLenum, + const GLvoid *); +
extern void APIENTRY glColorSubTableEXT (GLenum, GLsizei, GLsizei, GLenum, + GLenum, const GLvoid *); +
extern void APIENTRY glGetColorTableEXT (GLenum, GLenum, GLenum, GLvoid *); +
extern void APIENTRY glGetColorTableParameterivEXT (GLenum, GLenum, + GLint *); +
extern void APIENTRY glGetColorTableParameterfvEXT (GLenum, GLenum, + GLfloat *); +
+#endif // GL_GLEXT_PROTOTYPES
+#else // _WIN32
+ typedef void (APIENTRY * PFNGLCOLORTABLEEXTPROC) (GLenum target, + GLenum internalFormat, GLsizei width, GLenum format, GLenum type, + const GLvoid * data); +
typedef void (APIENTRY * PFNGLCOLORSUBTABLEEXTPROC) (GLenum target, + GLsizei start, GLsizei count, GLenum format, GLenum type, + const GLvoid * data); +
typedef void (APIENTRY * PFNGLGETCOLORTABLEEXTPROC) (GLenum target, + GLenum format, GLenum type, GLvoid * data); +
typedef void (APIENTRY * + PFNGLGETCOLORTABLEPARAMETERIVEXTPROC) (GLenum target, GLenum pname, + GLint * params); +
typedef void (APIENTRY * + PFNGLGETCOLORTABLEPARAMETERFVEXTPROC) (GLenum target, GLenum pname, + GLfloat * params); +
+#endif // not _WIN32
+
#ifdef EXT_PALETTED_TEXTURE_INITIALIZE
-#include<string.h> // string manipulation for runtime-check
-
+#include<string.h> // string manipulation for runtime-check
+
#ifdef _WIN32
-PFNGLCOLORTABLEEXTPROC glColorTableEXT = NULL;
-PFNGLCOLORSUBTABLEEXTPROC glColorSubTableEXT = NULL;
-PFNGLGETCOLORTABLEEXTPROC glGetColorTableEXT = NULL;
-PFNGLGETCOLORTABLEPARAMETERIVEXTPROC glGetColorTableParameterivEXT = NULL;
-PFNGLGETCOLORTABLEPARAMETERFVEXTPROC glGetColorTableParameterfvEXT = NULL;
-#endif // _WIN32
-
-int CheckForEXTPalettedTextureSupport(void) {
- const char search[]="GL_EXT_paletted_texture";
- int i, pos=0;
- int maxpos=strlen(search)-1;
- char extensions[10000];
- strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));
- int len=strlen(extensions);
- for (i=0; i<len; i++) {
- if ((i==0) || ((i>1) && extensions[i-1]==' ')) {
- pos=0;
- while(extensions[i]!=' ') {
- if (extensions[i]==search[pos]) pos++;
- if ((pos>maxpos) && extensions[i+1]==' ') {
- //printf(search);
- //printf(" supported.\n");
- return 1;
- }
- i++;
- }
- }
- }
- //printf(search);
- //printf(" not supported.\n");
- return 0;
-}
-
-int GL_EXT_paletted_texture_Init(void) {
- if (!CheckForEXTPalettedTextureSupport()) return 0;
-
+ PFNGLCOLORTABLEEXTPROC glColorTableEXT = NULL; +
PFNGLCOLORSUBTABLEEXTPROC glColorSubTableEXT = NULL; +
PFNGLGETCOLORTABLEEXTPROC glGetColorTableEXT = NULL; +
PFNGLGETCOLORTABLEPARAMETERIVEXTPROC glGetColorTableParameterivEXT = NULL; +
PFNGLGETCOLORTABLEPARAMETERFVEXTPROC glGetColorTableParameterfvEXT = NULL; +
+#endif // _WIN32
+
int CheckForEXTPalettedTextureSupport (void) + { +
const char search[] = "GL_EXT_paletted_texture"; +
int i, pos = 0; +
int maxpos = strlen (search) - 1; +
char extensions[10000]; +
strcpy (extensions, (const char *) glGetString (GL_EXTENSIONS)); +
int len = strlen (extensions); +
for (i = 0; i < len; i++) + { +
if ((i == 0) || ((i > 1) && extensions[i - 1] == ' ')) { +
pos = 0; +
while (extensions[i] != ' ') + { +
if (extensions[i] == search[pos]) + pos++; +
if ((pos > maxpos) && extensions[i + 1] == ' ') { +
+ //printf(search);
+ //printf(" supported.\n");
+ return 1; +
} +
i++; +
} +
} +
} +
+ //printf(search);
+ //printf(" not supported.\n");
+ return 0; +
} +
int GL_EXT_paletted_texture_Init (void) + { +
if (!CheckForEXTPalettedTextureSupport ()) + return 0; +
#ifdef _WIN32
- glColorTableEXT = (PFNGLCOLORTABLEEXTPROC) wglGetProcAddress("glColorTableEXT");
- if (glColorTableEXT==NULL) {fprintf(stderr,"glColorTableEXT not found.\n"); return 0;}
- glColorSubTableEXT = (PFNGLCOLORSUBTABLEEXTPROC) wglGetProcAddress("glColorSubTableEXT");
- if (glColorSubTableEXT==NULL) {fprintf(stderr,"glColorSubTableEXT not found.\n"); return 0;}
- glGetColorTableEXT = (PFNGLGETCOLORTABLEEXTPROC) wglGetProcAddress("glGetColorTableEXT");
- if (glGetColorTableEXT==NULL) {fprintf(stderr,"glGetColorTableEXT not found.\n"); return 0;}
- glGetColorTableParameterivEXT = (PFNGLGETCOLORTABLEPARAMETERIVEXTPROC) wglGetProcAddress("glGetColorTableParameterivEXT");
- if (glGetColorTableParameterivEXT==NULL) {fprintf(stderr,"glGetColorTableParameterivEXT not found.\n"); return 0;}
- glGetColorTableParameterfvEXT = (PFNGLGETCOLORTABLEPARAMETERFVEXTPROC) wglGetProcAddress("glGetColorTableParameterfvEXT");
- if (glGetColorTableParameterfvEXT==NULL) {fprintf(stderr,"glGetColorTableParameterfvEXT not found.\n"); return 0;}
+ glColorTableEXT = + (PFNGLCOLORTABLEEXTPROC) wglGetProcAddress ("glColorTableEXT"); +
if (glColorTableEXT == NULL) { + fprintf (stderr, "glColorTableEXT not found.\n"); + return 0; + } +
glColorSubTableEXT = + (PFNGLCOLORSUBTABLEEXTPROC) wglGetProcAddress ("glColorSubTableEXT"); +
if (glColorSubTableEXT == NULL) { + fprintf (stderr, "glColorSubTableEXT not found.\n"); + return 0; + } +
glGetColorTableEXT = + (PFNGLGETCOLORTABLEEXTPROC) wglGetProcAddress ("glGetColorTableEXT"); +
if (glGetColorTableEXT == NULL) { + fprintf (stderr, "glGetColorTableEXT not found.\n"); + return 0; + } +
glGetColorTableParameterivEXT = (PFNGLGETCOLORTABLEPARAMETERIVEXTPROC) + wglGetProcAddress ("glGetColorTableParameterivEXT"); +
if (glGetColorTableParameterivEXT == NULL) { + fprintf (stderr, "glGetColorTableParameterivEXT not found.\n"); + return 0; + } +
glGetColorTableParameterfvEXT = (PFNGLGETCOLORTABLEPARAMETERFVEXTPROC) + wglGetProcAddress ("glGetColorTableParameterfvEXT"); +
if (glGetColorTableParameterfvEXT == NULL) { + fprintf (stderr, "glGetColorTableParameterfvEXT not found.\n"); + return 0; + } +
#endif // _WIN32
- return 1;
-}
-
+ return 1; +
} +
#endif // EXT_PALETTED_TEXTURE_INITIALIZE
-
+
#ifdef __cplusplus
-}
-#endif
+} + +#endif /*
*/ +
#endif // not __EXT_PALETTED_TEXTURE_H_
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