removed redundant extension prototypes

This commit is contained in:
Brian Paul 1999-11-11 17:48:32 +00:00
parent b99db9ea7b
commit 9ad72cd9b1

View File

@ -1,4 +1,4 @@
/* $Id: gl.h,v 1.19 1999/11/11 03:21:43 kendallb Exp $ */
/* $Id: gl.h,v 1.20 1999/11/11 17:48:32 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -769,125 +769,6 @@ typedef double GLclampd; /* double precision float in [0,1] */
#define GL_STACK_UNDERFLOW 0x0504
#define GL_OUT_OF_MEMORY 0x0505
/*
* Extensions
*/
/* GL_EXT_blend_minmax and GL_EXT_blend_color */
#define GL_CONSTANT_COLOR_EXT 0x8001
#define GL_ONE_MINUS_CONSTANT_COLOR_EXT 0x8002
#define GL_CONSTANT_ALPHA_EXT 0x8003
#define GL_ONE_MINUS_CONSTANT_ALPHA_EXT 0x8004
#define GL_BLEND_EQUATION_EXT 0x8009
#define GL_MIN_EXT 0x8007
#define GL_MAX_EXT 0x8008
#define GL_FUNC_ADD_EXT 0x8006
#define GL_FUNC_SUBTRACT_EXT 0x800A
#define GL_FUNC_REVERSE_SUBTRACT_EXT 0x800B
#define GL_BLEND_COLOR_EXT 0x8005
/* GL_EXT_polygon_offset */
#define GL_POLYGON_OFFSET_EXT 0x8037
#define GL_POLYGON_OFFSET_FACTOR_EXT 0x8038
#define GL_POLYGON_OFFSET_BIAS_EXT 0x8039
/* GL_EXT_vertex_array */
#define GL_VERTEX_ARRAY_EXT 0x8074
#define GL_NORMAL_ARRAY_EXT 0x8075
#define GL_COLOR_ARRAY_EXT 0x8076
#define GL_INDEX_ARRAY_EXT 0x8077
#define GL_TEXTURE_COORD_ARRAY_EXT 0x8078
#define GL_EDGE_FLAG_ARRAY_EXT 0x8079
#define GL_VERTEX_ARRAY_SIZE_EXT 0x807A
#define GL_VERTEX_ARRAY_TYPE_EXT 0x807B
#define GL_VERTEX_ARRAY_STRIDE_EXT 0x807C
#define GL_VERTEX_ARRAY_COUNT_EXT 0x807D
#define GL_NORMAL_ARRAY_TYPE_EXT 0x807E
#define GL_NORMAL_ARRAY_STRIDE_EXT 0x807F
#define GL_NORMAL_ARRAY_COUNT_EXT 0x8080
#define GL_COLOR_ARRAY_SIZE_EXT 0x8081
#define GL_COLOR_ARRAY_TYPE_EXT 0x8082
#define GL_COLOR_ARRAY_STRIDE_EXT 0x8083
#define GL_COLOR_ARRAY_COUNT_EXT 0x8084
#define GL_INDEX_ARRAY_TYPE_EXT 0x8085
#define GL_INDEX_ARRAY_STRIDE_EXT 0x8086
#define GL_INDEX_ARRAY_COUNT_EXT 0x8087
#define GL_TEXTURE_COORD_ARRAY_SIZE_EXT 0x8088
#define GL_TEXTURE_COORD_ARRAY_TYPE_EXT 0x8089
#define GL_TEXTURE_COORD_ARRAY_STRIDE_EXT 0x808A
#define GL_TEXTURE_COORD_ARRAY_COUNT_EXT 0x808B
#define GL_EDGE_FLAG_ARRAY_STRIDE_EXT 0x808C
#define GL_EDGE_FLAG_ARRAY_COUNT_EXT 0x808D
#define GL_VERTEX_ARRAY_POINTER_EXT 0x808E
#define GL_NORMAL_ARRAY_POINTER_EXT 0x808F
#define GL_COLOR_ARRAY_POINTER_EXT 0x8090
#define GL_INDEX_ARRAY_POINTER_EXT 0x8091
#define GL_TEXTURE_COORD_ARRAY_POINTER_EXT 0x8092
#define GL_EDGE_FLAG_ARRAY_POINTER_EXT 0x8093
/* GL_EXT_texture_object */
#define GL_TEXTURE_PRIORITY_EXT 0x8066
#define GL_TEXTURE_RESIDENT_EXT 0x8067
#define GL_TEXTURE_1D_BINDING_EXT 0x8068
#define GL_TEXTURE_2D_BINDING_EXT 0x8069
/* GL_EXT_texture3D */
#define GL_PACK_SKIP_IMAGES_EXT 0x806B
#define GL_PACK_IMAGE_HEIGHT_EXT 0x806C
#define GL_UNPACK_SKIP_IMAGES_EXT 0x806D
#define GL_UNPACK_IMAGE_HEIGHT_EXT 0x806E
#define GL_TEXTURE_3D_EXT 0x806F
#define GL_PROXY_TEXTURE_3D_EXT 0x8070
#define GL_TEXTURE_DEPTH_EXT 0x8071
#define GL_TEXTURE_WRAP_R_EXT 0x8072
#define GL_MAX_3D_TEXTURE_SIZE_EXT 0x8073
#define GL_TEXTURE_3D_BINDING_EXT 0x806A
/* GL_EXT_paletted_texture */
#define GL_TABLE_TOO_LARGE_EXT 0x8031
#define GL_COLOR_TABLE_FORMAT_EXT 0x80D8
#define GL_COLOR_TABLE_WIDTH_EXT 0x80D9
#define GL_COLOR_TABLE_RED_SIZE_EXT 0x80DA
#define GL_COLOR_TABLE_GREEN_SIZE_EXT 0x80DB
#define GL_COLOR_TABLE_BLUE_SIZE_EXT 0x80DC
#define GL_COLOR_TABLE_ALPHA_SIZE_EXT 0x80DD
#define GL_COLOR_TABLE_LUMINANCE_SIZE_EXT 0x80DE
#define GL_COLOR_TABLE_INTENSITY_SIZE_EXT 0x80DF
#define GL_TEXTURE_INDEX_SIZE_EXT 0x80ED
#define GL_COLOR_INDEX1_EXT 0x80E2
#define GL_COLOR_INDEX2_EXT 0x80E3
#define GL_COLOR_INDEX4_EXT 0x80E4
#define GL_COLOR_INDEX8_EXT 0x80E5
#define GL_COLOR_INDEX12_EXT 0x80E6
#define GL_COLOR_INDEX16_EXT 0x80E7
/* GL_EXT_shared_texture_palette */
#define GL_SHARED_TEXTURE_PALETTE_EXT 0x81FB
/* GL_EXT_point_parameters */
#define GL_POINT_SIZE_MIN_EXT 0x8126
#define GL_POINT_SIZE_MAX_EXT 0x8127
#define GL_POINT_FADE_THRESHOLD_SIZE_EXT 0x8128
#define GL_DISTANCE_ATTENUATION_EXT 0x8129
/* GL_EXT_rescale_normal */
#define GL_RESCALE_NORMAL_EXT 0x803A
/* GL_EXT_abgr */
#define GL_ABGR_EXT 0x8000
/* GL_EXT_stencil_wrap */
#define GL_INCR_WRAP_EXT 0x8507
#define GL_DECR_WRAP_EXT 0x8508
/* GL_SGIS_texture_edge_clamp */
#define GL_CLAMP_TO_EDGE_SGIS 0x812F
/* GL_INGR_blend_func_separate */
#define GL_BLEND_DST_RGB_INGR 0x80C8
#define GL_BLEND_SRC_RGB_INGR 0x80C9
#define GL_BLEND_DST_ALPHA_INGR 0x80CA
#define GL_BLEND_SRC_ALPHA_INGR 0x80CB
/* OpenGL 1.2 */
#define GL_RESCALE_NORMAL 0x803A
@ -916,43 +797,6 @@ typedef double GLclampd; /* double precision float in [0,1] */
#define GL_TEXTURE_BASE_LEVEL 0x813C
#define GL_TEXTURE_MAX_LEVEL 0x813D
/* GL_ARB_multitexture */
#define GL_TEXTURE0_ARB 0x84C0
#define GL_TEXTURE1_ARB 0x84C1
#define GL_TEXTURE2_ARB 0x84C2
#define GL_TEXTURE3_ARB 0x84C3
#define GL_TEXTURE4_ARB 0x84C4
#define GL_TEXTURE5_ARB 0x84C5
#define GL_TEXTURE6_ARB 0x84C6
#define GL_TEXTURE7_ARB 0x84C7
#define GL_TEXTURE8_ARB 0x84C8
#define GL_TEXTURE9_ARB 0x84C9
#define GL_TEXTURE10_ARB 0x84CA
#define GL_TEXTURE11_ARB 0x84CB
#define GL_TEXTURE12_ARB 0x84CC
#define GL_TEXTURE13_ARB 0x84CD
#define GL_TEXTURE14_ARB 0x84CE
#define GL_TEXTURE15_ARB 0x84CF
#define GL_TEXTURE16_ARB 0x84D0
#define GL_TEXTURE17_ARB 0x84D1
#define GL_TEXTURE18_ARB 0x84D2
#define GL_TEXTURE19_ARB 0x84D3
#define GL_TEXTURE20_ARB 0x84D4
#define GL_TEXTURE21_ARB 0x84D5
#define GL_TEXTURE22_ARB 0x84D6
#define GL_TEXTURE23_ARB 0x84D7
#define GL_TEXTURE24_ARB 0x84D8
#define GL_TEXTURE25_ARB 0x84D9
#define GL_TEXTURE26_ARB 0x84DA
#define GL_TEXTURE27_ARB 0x84DB
#define GL_TEXTURE28_ARB 0x84DC
#define GL_TEXTURE29_ARB 0x84DD
#define GL_TEXTURE30_ARB 0x84DE
#define GL_TEXTURE31_ARB 0x84DF
#define GL_ACTIVE_TEXTURE_ARB 0x84E0
#define GL_CLIENT_ACTIVE_TEXTURE_ARB 0x84E1
#define GL_MAX_TEXTURE_UNITS_ARB 0x84E2
/*
* OpenGL 1.2 imaging subset (NOT IMPLEMENTED BY MESA)
*/
@ -1033,40 +877,6 @@ typedef double GLclampd; /* double precision float in [0,1] */
#define GL_FUNC_REVERSE_SUBTRACT 0x800B
#define GL_BLEND_COLOR 0x8005
/* GL_NV_texgen_reflection (nVidia) */
#define GL_NORMAL_MAP_NV 0x8511
#define GL_REFLECTION_MAP_NV 0x8512
/* GL_PGI_misc_hints */
#define GL_PREFER_DOUBLEBUFFER_HINT_PGI 107000
#define GL_STRICT_DEPTHFUNC_HINT_PGI 107030
#define GL_STRICT_LIGHTING_HINT_PGI 107031
#define GL_STRICT_SCISSOR_HINT_PGI 107032
#define GL_FULL_STIPPLE_HINT_PGI 107033
#define GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI 107011
#define GL_NATIVE_GRAPHICS_END_HINT_PGI 107012
#define GL_CONSERVE_MEMORY_HINT_PGI 107005
#define GL_RECLAIM_MEMORY_HINT_PGI 107006
#define GL_ALWAYS_FAST_HINT_PGI 107020
#define GL_ALWAYS_SOFT_HINT_PGI 107021
#define GL_ALLOW_DRAW_OBJ_HINT_PGI 107022
#define GL_ALLOW_DRAW_WIN_HINT_PGI 107023
#define GL_ALLOW_DRAW_FRG_HINT_PGI 107024
#define GL_ALLOW_DRAW_SPN_HINT_PGI 107024
#define GL_ALLOW_DRAW_MEM_HINT_PGI 107025
#define GL_CLIP_NEAR_HINT_PGI 107040
#define GL_CLIP_FAR_HINT_PGI 107041
#define GL_WIDE_LINE_HINT_PGI 107042
#define GL_BACK_NORMALS_HINT_PGI 107043
#define GL_NATIVE_GRAPHICS_HANDLE_PGI 107010
/* GL_EXT_compiled_vertex_array */
#define GL_ARRAY_ELEMENT_LOCK_FIRST_SGI 0x81A8
#define GL_ARRAY_ELEMENT_LOCK_COUNT_SGI 0x81A9
/* GL_EXT_clip_volume_hint */
#define GL_CLIP_VOLUME_CLIPPING_HINT_EXT 0x80F
/* glPush/PopAttrib bits */
#define GL_CURRENT_BIT 0x00000001
@ -1829,217 +1639,6 @@ GLAPI void GLAPIENTRY glPopName( void );
/*
* Extensions
*/
/* GL_EXT_blend_minmax */
GLAPI void GLAPIENTRY glBlendEquationEXT( GLenum mode );
/* GL_EXT_blend_color */
GLAPI void GLAPIENTRY glBlendColorEXT( GLclampf red, GLclampf green,
GLclampf blue, GLclampf alpha );
/* GL_EXT_polygon_offset */
GLAPI void GLAPIENTRY glPolygonOffsetEXT( GLfloat factor, GLfloat bias );
/* GL_EXT_vertex_array */
GLAPI void GLAPIENTRY glVertexPointerEXT( GLint size, GLenum type,
GLsizei stride,
GLsizei count, const GLvoid *ptr );
GLAPI void GLAPIENTRY glNormalPointerEXT( GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr );
GLAPI void GLAPIENTRY glColorPointerEXT( GLint size, GLenum type,
GLsizei stride,
GLsizei count, const GLvoid *ptr );
GLAPI void GLAPIENTRY glIndexPointerEXT( GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr );
GLAPI void GLAPIENTRY glTexCoordPointerEXT( GLint size, GLenum type,
GLsizei stride, GLsizei count,
const GLvoid *ptr );
GLAPI void GLAPIENTRY glEdgeFlagPointerEXT( GLsizei stride, GLsizei count,
const GLboolean *ptr );
GLAPI void GLAPIENTRY glGetPointervEXT( GLenum pname, void **params );
GLAPI void GLAPIENTRY glArrayElementEXT( GLint i );
GLAPI void GLAPIENTRY glDrawArraysEXT( GLenum mode, GLint first,
GLsizei count );
/* GL_EXT_texture_object */
GLAPI void GLAPIENTRY glGenTexturesEXT( GLsizei n, GLuint *textures );
GLAPI void GLAPIENTRY glDeleteTexturesEXT( GLsizei n, const GLuint *textures);
GLAPI void GLAPIENTRY glBindTextureEXT( GLenum target, GLuint texture );
GLAPI void GLAPIENTRY glPrioritizeTexturesEXT( GLsizei n,
const GLuint *textures,
const GLclampf *priorities );
GLAPI GLboolean GLAPIENTRY glAreTexturesResidentEXT( GLsizei n,
const GLuint *textures,
GLboolean *residences );
GLAPI GLboolean GLAPIENTRY glIsTextureEXT( GLuint texture );
/* GL_EXT_texture3D */
GLAPI void GLAPIENTRY glTexImage3DEXT( GLenum target, GLint level,
GLenum internalFormat,
GLsizei width, GLsizei height,
GLsizei depth, GLint border,
GLenum format, GLenum type,
const GLvoid *pixels );
GLAPI void GLAPIENTRY glTexSubImage3DEXT( GLenum target, GLint level,
GLint xoffset, GLint yoffset,
GLint zoffset, GLsizei width,
GLsizei height, GLsizei depth,
GLenum format,
GLenum type, const GLvoid *pixels);
GLAPI void GLAPIENTRY glCopyTexSubImage3DEXT( GLenum target, GLint level,
GLint xoffset, GLint yoffset,
GLint zoffset, GLint x,
GLint y, GLsizei width,
GLsizei height );
/* GL_EXT_color_table */
GLAPI void GLAPIENTRY glColorTableEXT( GLenum target, GLenum internalformat,
GLsizei width, GLenum format,
GLenum type, const GLvoid *table );
GLAPI void GLAPIENTRY glColorSubTableEXT( GLenum target,
GLsizei start, GLsizei count,
GLenum format, GLenum type,
const GLvoid *data );
GLAPI void GLAPIENTRY glGetColorTableEXT( GLenum target, GLenum format,
GLenum type, GLvoid *table );
GLAPI void GLAPIENTRY glGetColorTableParameterfvEXT( GLenum target,
GLenum pname,
GLfloat *params );
GLAPI void GLAPIENTRY glGetColorTableParameterivEXT( GLenum target,
GLenum pname,
GLint *params );
/* GL_ARB_multitexture */
GLAPI void GLAPIENTRY glActiveTextureARB(GLenum texture);
GLAPI void GLAPIENTRY glClientActiveTextureARB(GLenum texture);
GLAPI void GLAPIENTRY glMultiTexCoord1dARB(GLenum target, GLdouble s);
GLAPI void GLAPIENTRY glMultiTexCoord1dvARB(GLenum target, const GLdouble *v);
GLAPI void GLAPIENTRY glMultiTexCoord1fARB(GLenum target, GLfloat s);
GLAPI void GLAPIENTRY glMultiTexCoord1fvARB(GLenum target, const GLfloat *v);
GLAPI void GLAPIENTRY glMultiTexCoord1iARB(GLenum target, GLint s);
GLAPI void GLAPIENTRY glMultiTexCoord1ivARB(GLenum target, const GLint *v);
GLAPI void GLAPIENTRY glMultiTexCoord1sARB(GLenum target, GLshort s);
GLAPI void GLAPIENTRY glMultiTexCoord1svARB(GLenum target, const GLshort *v);
GLAPI void GLAPIENTRY glMultiTexCoord2dARB(GLenum target, GLdouble s, GLdouble t);
GLAPI void GLAPIENTRY glMultiTexCoord2dvARB(GLenum target, const GLdouble *v);
GLAPI void GLAPIENTRY glMultiTexCoord2fARB(GLenum target, GLfloat s, GLfloat t);
GLAPI void GLAPIENTRY glMultiTexCoord2fvARB(GLenum target, const GLfloat *v);
GLAPI void GLAPIENTRY glMultiTexCoord2iARB(GLenum target, GLint s, GLint t);
GLAPI void GLAPIENTRY glMultiTexCoord2ivARB(GLenum target, const GLint *v);
GLAPI void GLAPIENTRY glMultiTexCoord2sARB(GLenum target, GLshort s, GLshort t);
GLAPI void GLAPIENTRY glMultiTexCoord2svARB(GLenum target, const GLshort *v);
GLAPI void GLAPIENTRY glMultiTexCoord3dARB(GLenum target, GLdouble s, GLdouble t, GLdouble r);
GLAPI void GLAPIENTRY glMultiTexCoord3dvARB(GLenum target, const GLdouble *v);
GLAPI void GLAPIENTRY glMultiTexCoord3fARB(GLenum target, GLfloat s, GLfloat t, GLfloat r);
GLAPI void GLAPIENTRY glMultiTexCoord3fvARB(GLenum target, const GLfloat *v);
GLAPI void GLAPIENTRY glMultiTexCoord3iARB(GLenum target, GLint s, GLint t, GLint r);
GLAPI void GLAPIENTRY glMultiTexCoord3ivARB(GLenum target, const GLint *v);
GLAPI void GLAPIENTRY glMultiTexCoord3sARB(GLenum target, GLshort s, GLshort t, GLshort r);
GLAPI void GLAPIENTRY glMultiTexCoord3svARB(GLenum target, const GLshort *v);
GLAPI void GLAPIENTRY glMultiTexCoord4dARB(GLenum target, GLdouble s, GLdouble t, GLdouble r, GLdouble q);
GLAPI void GLAPIENTRY glMultiTexCoord4dvARB(GLenum target, const GLdouble *v);
GLAPI void GLAPIENTRY glMultiTexCoord4fARB(GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q);
GLAPI void GLAPIENTRY glMultiTexCoord4fvARB(GLenum target, const GLfloat *v);
GLAPI void GLAPIENTRY glMultiTexCoord4iARB(GLenum target, GLint s, GLint t, GLint r, GLint q);
GLAPI void GLAPIENTRY glMultiTexCoord4ivARB(GLenum target, const GLint *v);
GLAPI void GLAPIENTRY glMultiTexCoord4sARB(GLenum target, GLshort s, GLshort t, GLshort r, GLshort q);
GLAPI void GLAPIENTRY glMultiTexCoord4svARB(GLenum target, const GLshort *v);
/* GL_EXT_point_parameters */
GLAPI void GLAPIENTRY glPointParameterfEXT( GLenum pname, GLfloat param );
GLAPI void GLAPIENTRY glPointParameterfvEXT( GLenum pname,
const GLfloat *params );
/* GL_INGR_blend_func_separate */
GLAPI void GLAPIENTRY glBlendFuncSeparateINGR( GLenum sfactorRGB,
GLenum dfactorRGB,
GLenum sfactorAlpha,
GLenum dfactorAlpha );
/* GL_MESA_window_pos */
GLAPI void GLAPIENTRY glWindowPos2iMESA( GLint x, GLint y );
GLAPI void GLAPIENTRY glWindowPos2sMESA( GLshort x, GLshort y );
GLAPI void GLAPIENTRY glWindowPos2fMESA( GLfloat x, GLfloat y );
GLAPI void GLAPIENTRY glWindowPos2dMESA( GLdouble x, GLdouble y );
GLAPI void GLAPIENTRY glWindowPos2ivMESA( const GLint *p );
GLAPI void GLAPIENTRY glWindowPos2svMESA( const GLshort *p );
GLAPI void GLAPIENTRY glWindowPos2fvMESA( const GLfloat *p );
GLAPI void GLAPIENTRY glWindowPos2dvMESA( const GLdouble *p );
GLAPI void GLAPIENTRY glWindowPos3iMESA( GLint x, GLint y, GLint z );
GLAPI void GLAPIENTRY glWindowPos3sMESA( GLshort x, GLshort y, GLshort z );
GLAPI void GLAPIENTRY glWindowPos3fMESA( GLfloat x, GLfloat y, GLfloat z );
GLAPI void GLAPIENTRY glWindowPos3dMESA( GLdouble x, GLdouble y, GLdouble z );
GLAPI void GLAPIENTRY glWindowPos3ivMESA( const GLint *p );
GLAPI void GLAPIENTRY glWindowPos3svMESA( const GLshort *p );
GLAPI void GLAPIENTRY glWindowPos3fvMESA( const GLfloat *p );
GLAPI void GLAPIENTRY glWindowPos3dvMESA( const GLdouble *p );
GLAPI void GLAPIENTRY glWindowPos4iMESA( GLint x, GLint y, GLint z, GLint w );
GLAPI void GLAPIENTRY glWindowPos4sMESA( GLshort x, GLshort y, GLshort z, GLshort w );
GLAPI void GLAPIENTRY glWindowPos4fMESA( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
GLAPI void GLAPIENTRY glWindowPos4dMESA( GLdouble x, GLdouble y, GLdouble z, GLdouble w);
GLAPI void GLAPIENTRY glWindowPos4ivMESA( const GLint *p );
GLAPI void GLAPIENTRY glWindowPos4svMESA( const GLshort *p );
GLAPI void GLAPIENTRY glWindowPos4fvMESA( const GLfloat *p );
GLAPI void GLAPIENTRY glWindowPos4dvMESA( const GLdouble *p );
/* GL_MESA_resize_buffers */
GLAPI void GLAPIENTRY glResizeBuffersMESA( void );
/* 1.2 functions */
GLAPI void GLAPIENTRY glDrawRangeElements( GLenum mode, GLuint start,
GLuint end, GLsizei count, GLenum type, const GLvoid *indices );
@ -2177,11 +1776,6 @@ GLAPI void GLAPIENTRY glGetSeparableFilter( GLenum target, GLenum format,
/* GL_EXT_compiled_vertex_array */
GLAPI void GLAPIENTRY glLockArraysEXT( GLint first, GLsizei count );
GLAPI void GLAPIENTRY glUnlockArraysEXT( void );
/*
* XXX these extensions may eventually be moved into a new glext.h file
@ -2260,8 +1854,7 @@ GLAPI void GLAPIENTRY glBlendEquationEXT( GLenum mode );
#define GL_ONE_MINUS_CONSTANT_ALPHA_EXT 0x8004
#define GL_BLEND_COLOR_EXT 0x8005
GLAPI void GLAPIENTRY glBlendColorEXT( GLclampf red, GLclampf green,
GLclampf blue, GLclampf alpha );
GLAPI void GLAPIENTRY glBlendColorEXT( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha );
#endif /* GL_EXT_blend_color */