diff options
Diffstat (limited to 'xorg-server/hw/dmx/glxProxy/compsize.c')
-rw-r--r-- | xorg-server/hw/dmx/glxProxy/compsize.c | 1117 |
1 files changed, 559 insertions, 558 deletions
diff --git a/xorg-server/hw/dmx/glxProxy/compsize.c b/xorg-server/hw/dmx/glxProxy/compsize.c index 3bb562e05..5a5d5d0f1 100644 --- a/xorg-server/hw/dmx/glxProxy/compsize.c +++ b/xorg-server/hw/dmx/glxProxy/compsize.c @@ -1,558 +1,559 @@ -/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-#include <GL/gl.h>
-
-GLint __glFogiv_size(GLenum pname)
-{
- switch (pname) {
- case GL_FOG_COLOR: return 4;
- case GL_FOG_DENSITY: return 1;
- case GL_FOG_END: return 1;
- case GL_FOG_MODE: return 1;
- case GL_FOG_INDEX: return 1;
- case GL_FOG_START: return 1;
- default:
- return 0;
- }
-}
-
-GLint __glFogfv_size(GLenum pname)
-{
- return __glFogiv_size(pname);
-}
-
-GLint __glCallLists_size(GLsizei n, GLenum type)
-{
- GLint size;
-
- if (n < 0) return 0;
- switch (type) {
- case GL_BYTE: size = 1; break;
- case GL_UNSIGNED_BYTE: size = 1; break;
- case GL_SHORT: size = 2; break;
- case GL_UNSIGNED_SHORT: size = 2; break;
- case GL_INT: size = 4; break;
- case GL_UNSIGNED_INT: size = 4; break;
- case GL_FLOAT: size = 4; break;
- case GL_2_BYTES: size = 2; break;
- case GL_3_BYTES: size = 3; break;
- case GL_4_BYTES: size = 4; break;
- default:
- return 0;
- }
- return n * size;
-}
-
-GLint __glDrawPixels_size(GLenum format, GLenum type, GLsizei w, GLsizei h)
-{
- GLint elements, esize;
-
- switch (format) {
- case GL_COLOR_INDEX:
- case GL_STENCIL_INDEX:
- case GL_DEPTH_COMPONENT:
- elements = 1;
- break;
- case GL_RED:
- case GL_GREEN:
- case GL_BLUE:
- case GL_ALPHA:
- case GL_LUMINANCE:
- elements = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- elements = 2;
- break;
- case GL_RGB:
- elements = 3;
- break;
- case GL_RGBA:
- case GL_ABGR_EXT:
- elements = 4;
- break;
- default:
- return 0;
- }
- switch (type) {
- case GL_BITMAP:
- if (format == GL_COLOR_INDEX || format == GL_STENCIL_INDEX) {
- return (h * ((w+7)/8));
- } else {
- return 0;
- }
- case GL_BYTE:
- case GL_UNSIGNED_BYTE:
- esize = 1;
- break;
- case GL_UNSIGNED_BYTE_3_3_2:
- case GL_UNSIGNED_BYTE_2_3_3_REV:
- esize = 1;
- elements = 1;
- break;
- case GL_SHORT:
- case GL_UNSIGNED_SHORT:
- esize = 2;
- break;
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_5_6_5_REV:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_4_4_4_4_REV:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- case GL_UNSIGNED_SHORT_1_5_5_5_REV:
- esize = 2;
- elements = 1;
- break;
- case GL_INT:
- case GL_UNSIGNED_INT:
- case GL_FLOAT:
- esize = 4;
- break;
- case GL_UNSIGNED_INT_8_8_8_8:
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- case GL_UNSIGNED_INT_10_10_10_2:
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- esize = 4;
- elements = 1;
- break;
- default:
- return 0;
- }
- return elements * esize * w * h;
-}
-
-GLint __glBitmap_size(GLsizei w, GLsizei h)
-{
- return __glDrawPixels_size(GL_COLOR_INDEX, GL_BITMAP, w, h);
-}
-
-GLint __glTexGendv_size(GLenum e)
-{
- switch (e) {
- case GL_TEXTURE_GEN_MODE:
- return 1;
- case GL_OBJECT_PLANE:
- case GL_EYE_PLANE:
- return 4;
- default:
- return 0;
- }
-}
-
-GLint __glTexGenfv_size(GLenum e)
-{
- return __glTexGendv_size(e);
-}
-
-GLint __glTexGeniv_size(GLenum e)
-{
- return __glTexGendv_size(e);
-}
-
-GLint __glTexParameterfv_size(GLenum e)
-{
- switch (e) {
- case GL_TEXTURE_WRAP_S:
- case GL_TEXTURE_WRAP_T:
- case GL_TEXTURE_WRAP_R:
- case GL_TEXTURE_MIN_FILTER:
- case GL_TEXTURE_MAG_FILTER:
- return 1;
- case GL_TEXTURE_BORDER_COLOR:
- return 4;
- case GL_TEXTURE_PRIORITY:
- return 1;
- case GL_TEXTURE_MIN_LOD:
- case GL_TEXTURE_MAX_LOD:
- case GL_TEXTURE_BASE_LEVEL:
- case GL_TEXTURE_MAX_LEVEL:
- return 1;
- default:
- return 0;
- }
-}
-
-GLint __glTexParameteriv_size(GLenum e)
-{
- return __glTexParameterfv_size(e);
-}
-
-GLint __glTexEnvfv_size(GLenum e)
-{
- switch (e) {
- case GL_TEXTURE_ENV_MODE:
- return 1;
- case GL_TEXTURE_ENV_COLOR:
- return 4;
- default:
- return 0;
- }
-}
-
-GLint __glTexEnviv_size(GLenum e)
-{
- return __glTexEnvfv_size(e);
-}
-
-GLint __glTexImage1D_size(GLenum format, GLenum type, GLsizei w)
-{
- GLint elements, esize;
-
- if (w < 0) return 0;
- switch (format) {
- case GL_COLOR_INDEX:
- elements = 1;
- break;
- case GL_RED:
- case GL_GREEN:
- case GL_BLUE:
- case GL_ALPHA:
- case GL_LUMINANCE:
- elements = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- elements = 2;
- break;
- case GL_RGB:
- elements = 3;
- break;
- case GL_RGBA:
- case GL_ABGR_EXT:
- elements = 4;
- break;
- default:
- return 0;
- }
- switch (type) {
- case GL_BITMAP:
- if (format == GL_COLOR_INDEX) {
- return (w+7)/8;
- } else {
- return 0;
- }
- case GL_BYTE:
- case GL_UNSIGNED_BYTE:
- esize = 1;
- break;
- case GL_UNSIGNED_BYTE_3_3_2:
- case GL_UNSIGNED_BYTE_2_3_3_REV:
- esize = 1;
- elements = 1;
- break;
- case GL_SHORT:
- case GL_UNSIGNED_SHORT:
- esize = 2;
- break;
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_5_6_5_REV:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_4_4_4_4_REV:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- case GL_UNSIGNED_SHORT_1_5_5_5_REV:
- esize = 2;
- elements = 1;
- break;
- case GL_INT:
- case GL_UNSIGNED_INT:
- case GL_FLOAT:
- esize = 4;
- break;
- case GL_UNSIGNED_INT_8_8_8_8:
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- case GL_UNSIGNED_INT_10_10_10_2:
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- esize = 4;
- elements = 1;
- break;
- default:
- return 0;
- }
- return elements * esize * w;
-}
-
-GLint __glTexImage2D_size(GLenum format, GLenum type, GLsizei w, GLsizei h)
-{
- GLint elements, esize;
-
- if (w < 0) return 0;
- if (h < 0) return 0;
- switch (format) {
- case GL_COLOR_INDEX:
- elements = 1;
- break;
- case GL_RED:
- case GL_GREEN:
- case GL_BLUE:
- case GL_ALPHA:
- case GL_LUMINANCE:
- elements = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- elements = 2;
- break;
- case GL_RGB:
- elements = 3;
- break;
- case GL_RGBA:
- case GL_ABGR_EXT:
- elements = 4;
- break;
- default:
- return 0;
- }
- switch (type) {
- case GL_BITMAP:
- if (format == GL_COLOR_INDEX) {
- return (h * ((w+7)/8));
- } else {
- return 0;
- }
- case GL_BYTE:
- case GL_UNSIGNED_BYTE:
- esize = 1;
- break;
- case GL_UNSIGNED_BYTE_3_3_2:
- case GL_UNSIGNED_BYTE_2_3_3_REV:
- esize = 1;
- elements = 1;
- break;
- case GL_SHORT:
- case GL_UNSIGNED_SHORT:
- esize = 2;
- break;
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_5_6_5_REV:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_4_4_4_4_REV:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- case GL_UNSIGNED_SHORT_1_5_5_5_REV:
- esize = 2;
- elements = 1;
- break;
- case GL_INT:
- case GL_UNSIGNED_INT:
- case GL_FLOAT:
- esize = 4;
- break;
- case GL_UNSIGNED_INT_8_8_8_8:
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- case GL_UNSIGNED_INT_10_10_10_2:
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- esize = 4;
- elements = 1;
- break;
- default:
- return 0;
- }
- return elements * esize * w * h;
-}
-
-GLint __glTexImage3D_size(GLenum format, GLenum type, GLsizei w, GLsizei h,
- GLsizei d)
-{
- GLint elements, esize;
-
- if (w < 0) return 0;
- if (h < 0) return 0;
- if (d < 0) return 0;
- switch (format) {
- case GL_COLOR_INDEX:
- elements = 1;
- break;
- case GL_RED:
- case GL_GREEN:
- case GL_BLUE:
- case GL_ALPHA:
- case GL_LUMINANCE:
- elements = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- elements = 2;
- break;
- case GL_RGB:
- elements = 3;
- break;
- case GL_RGBA:
- case GL_ABGR_EXT:
- elements = 4;
- break;
- default:
- return 0;
- }
- switch (type) {
- case GL_BITMAP:
- if (format == GL_COLOR_INDEX) {
- return (d * (h * ((w+7)/8)));
- } else {
- return 0;
- }
- case GL_BYTE:
- case GL_UNSIGNED_BYTE:
- esize = 1;
- break;
- case GL_UNSIGNED_BYTE_3_3_2:
- case GL_UNSIGNED_BYTE_2_3_3_REV:
- esize = 1;
- elements = 1;
- break;
- case GL_SHORT:
- case GL_UNSIGNED_SHORT:
- esize = 2;
- break;
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_5_6_5_REV:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_4_4_4_4_REV:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- case GL_UNSIGNED_SHORT_1_5_5_5_REV:
- esize = 2;
- elements = 1;
- break;
- case GL_INT:
- case GL_UNSIGNED_INT:
- case GL_FLOAT:
- esize = 4;
- break;
- case GL_UNSIGNED_INT_8_8_8_8:
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- case GL_UNSIGNED_INT_10_10_10_2:
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- esize = 4;
- elements = 1;
- break;
- default:
- return 0;
- }
- return elements * esize * w * h * d;
-}
-
-GLint __glLightfv_size(GLenum pname)
-{
- switch (pname) {
- case GL_SPOT_EXPONENT: return 1;
- case GL_SPOT_CUTOFF: return 1;
- case GL_AMBIENT: return 4;
- case GL_DIFFUSE: return 4;
- case GL_SPECULAR: return 4;
- case GL_POSITION: return 4;
- case GL_SPOT_DIRECTION: return 3;
- case GL_CONSTANT_ATTENUATION: return 1;
- case GL_LINEAR_ATTENUATION: return 1;
- case GL_QUADRATIC_ATTENUATION: return 1;
- default:
- return 0;
- }
-}
-
-GLint __glLightiv_size(GLenum pname)
-{
- return __glLightfv_size(pname);
-}
-
-GLint __glLightModelfv_size(GLenum pname)
-{
- switch (pname) {
- case GL_LIGHT_MODEL_AMBIENT: return 4;
- case GL_LIGHT_MODEL_LOCAL_VIEWER: return 1;
- case GL_LIGHT_MODEL_TWO_SIDE: return 1;
- case GL_LIGHT_MODEL_COLOR_CONTROL: return 1;
- default:
- return 0;
- }
-}
-
-GLint __glLightModeliv_size(GLenum pname)
-{
- return __glLightModelfv_size(pname);
-}
-
-GLint __glMaterialfv_size(GLenum pname)
-{
- switch (pname) {
- case GL_SHININESS: return 1;
- case GL_EMISSION: return 4;
- case GL_AMBIENT: return 4;
- case GL_DIFFUSE: return 4;
- case GL_SPECULAR: return 4;
- case GL_AMBIENT_AND_DIFFUSE: return 4;
- case GL_COLOR_INDEXES: return 3;
- default:
- return 0;
- }
-}
-
-GLint __glMaterialiv_size(GLenum pname)
-{
- return __glMaterialfv_size(pname);
-}
-
-GLint __glColorTableParameterfv_size(GLenum pname)
-{
- switch (pname) {
- case GL_COLOR_TABLE_FORMAT:
- case GL_COLOR_TABLE_WIDTH:
- case GL_COLOR_TABLE_RED_SIZE:
- case GL_COLOR_TABLE_GREEN_SIZE:
- case GL_COLOR_TABLE_BLUE_SIZE:
- case GL_COLOR_TABLE_ALPHA_SIZE:
- case GL_COLOR_TABLE_LUMINANCE_SIZE:
- case GL_COLOR_TABLE_INTENSITY_SIZE:
- return 1;
- case GL_COLOR_TABLE_SCALE:
- case GL_COLOR_TABLE_BIAS:
- return 4;
- default:
- return -1;
- }
-}
-
-GLint __glColorTableParameteriv_size(GLenum pname)
-{
- return __glColorTableParameterfv_size(pname);
-}
-
-GLint __glConvolutionParameterfv_size(GLenum pname)
-{
- switch(pname) {
- case GL_CONVOLUTION_BORDER_MODE:
- return 1;
- case GL_CONVOLUTION_BORDER_COLOR:
- case GL_CONVOLUTION_FILTER_SCALE:
- case GL_CONVOLUTION_FILTER_BIAS:
- return 4;
- default: /* error: bad enum value */
- return -1;
- }
-}
-
-GLint __glConvolutionParameteriv_size(GLenum pname)
-{
- return __glConvolutionParameterfv_size(pname);
-}
+/* + * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) + * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice including the dates of first publication and + * either this permission notice or a reference to + * http://oss.sgi.com/projects/FreeB/ + * shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF + * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Except as contained in this notice, the name of Silicon Graphics, Inc. + * shall not be used in advertising or otherwise to promote the sale, use or + * other dealings in this Software without prior written authorization from + * Silicon Graphics, Inc. + */ + +#include <GL/gl.h> +#include "compsize.h" + +GLint __glFogiv_size(GLenum pname) +{ + switch (pname) { + case GL_FOG_COLOR: return 4; + case GL_FOG_DENSITY: return 1; + case GL_FOG_END: return 1; + case GL_FOG_MODE: return 1; + case GL_FOG_INDEX: return 1; + case GL_FOG_START: return 1; + default: + return 0; + } +} + +GLint __glFogfv_size(GLenum pname) +{ + return __glFogiv_size(pname); +} + +GLint __glCallLists_size(GLsizei n, GLenum type) +{ + GLint size; + + if (n < 0) return 0; + switch (type) { + case GL_BYTE: size = 1; break; + case GL_UNSIGNED_BYTE: size = 1; break; + case GL_SHORT: size = 2; break; + case GL_UNSIGNED_SHORT: size = 2; break; + case GL_INT: size = 4; break; + case GL_UNSIGNED_INT: size = 4; break; + case GL_FLOAT: size = 4; break; + case GL_2_BYTES: size = 2; break; + case GL_3_BYTES: size = 3; break; + case GL_4_BYTES: size = 4; break; + default: + return 0; + } + return n * size; +} + +GLint __glDrawPixels_size(GLenum format, GLenum type, GLsizei w, GLsizei h) +{ + GLint elements, esize; + + switch (format) { + case GL_COLOR_INDEX: + case GL_STENCIL_INDEX: + case GL_DEPTH_COMPONENT: + elements = 1; + break; + case GL_RED: + case GL_GREEN: + case GL_BLUE: + case GL_ALPHA: + case GL_LUMINANCE: + elements = 1; + break; + case GL_LUMINANCE_ALPHA: + elements = 2; + break; + case GL_RGB: + elements = 3; + break; + case GL_RGBA: + case GL_ABGR_EXT: + elements = 4; + break; + default: + return 0; + } + switch (type) { + case GL_BITMAP: + if (format == GL_COLOR_INDEX || format == GL_STENCIL_INDEX) { + return (h * ((w+7)/8)); + } else { + return 0; + } + case GL_BYTE: + case GL_UNSIGNED_BYTE: + esize = 1; + break; + case GL_UNSIGNED_BYTE_3_3_2: + case GL_UNSIGNED_BYTE_2_3_3_REV: + esize = 1; + elements = 1; + break; + case GL_SHORT: + case GL_UNSIGNED_SHORT: + esize = 2; + break; + case GL_UNSIGNED_SHORT_5_6_5: + case GL_UNSIGNED_SHORT_5_6_5_REV: + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + esize = 2; + elements = 1; + break; + case GL_INT: + case GL_UNSIGNED_INT: + case GL_FLOAT: + esize = 4; + break; + case GL_UNSIGNED_INT_8_8_8_8: + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_INT_10_10_10_2: + case GL_UNSIGNED_INT_2_10_10_10_REV: + esize = 4; + elements = 1; + break; + default: + return 0; + } + return elements * esize * w * h; +} + +GLint __glBitmap_size(GLsizei w, GLsizei h) +{ + return __glDrawPixels_size(GL_COLOR_INDEX, GL_BITMAP, w, h); +} + +GLint __glTexGendv_size(GLenum e) +{ + switch (e) { + case GL_TEXTURE_GEN_MODE: + return 1; + case GL_OBJECT_PLANE: + case GL_EYE_PLANE: + return 4; + default: + return 0; + } +} + +GLint __glTexGenfv_size(GLenum e) +{ + return __glTexGendv_size(e); +} + +GLint __glTexGeniv_size(GLenum e) +{ + return __glTexGendv_size(e); +} + +GLint __glTexParameterfv_size(GLenum e) +{ + switch (e) { + case GL_TEXTURE_WRAP_S: + case GL_TEXTURE_WRAP_T: + case GL_TEXTURE_WRAP_R: + case GL_TEXTURE_MIN_FILTER: + case GL_TEXTURE_MAG_FILTER: + return 1; + case GL_TEXTURE_BORDER_COLOR: + return 4; + case GL_TEXTURE_PRIORITY: + return 1; + case GL_TEXTURE_MIN_LOD: + case GL_TEXTURE_MAX_LOD: + case GL_TEXTURE_BASE_LEVEL: + case GL_TEXTURE_MAX_LEVEL: + return 1; + default: + return 0; + } +} + +GLint __glTexParameteriv_size(GLenum e) +{ + return __glTexParameterfv_size(e); +} + +GLint __glTexEnvfv_size(GLenum e) +{ + switch (e) { + case GL_TEXTURE_ENV_MODE: + return 1; + case GL_TEXTURE_ENV_COLOR: + return 4; + default: + return 0; + } +} + +GLint __glTexEnviv_size(GLenum e) +{ + return __glTexEnvfv_size(e); +} + +GLint __glTexImage1D_size(GLenum format, GLenum type, GLsizei w) +{ + GLint elements, esize; + + if (w < 0) return 0; + switch (format) { + case GL_COLOR_INDEX: + elements = 1; + break; + case GL_RED: + case GL_GREEN: + case GL_BLUE: + case GL_ALPHA: + case GL_LUMINANCE: + elements = 1; + break; + case GL_LUMINANCE_ALPHA: + elements = 2; + break; + case GL_RGB: + elements = 3; + break; + case GL_RGBA: + case GL_ABGR_EXT: + elements = 4; + break; + default: + return 0; + } + switch (type) { + case GL_BITMAP: + if (format == GL_COLOR_INDEX) { + return (w+7)/8; + } else { + return 0; + } + case GL_BYTE: + case GL_UNSIGNED_BYTE: + esize = 1; + break; + case GL_UNSIGNED_BYTE_3_3_2: + case GL_UNSIGNED_BYTE_2_3_3_REV: + esize = 1; + elements = 1; + break; + case GL_SHORT: + case GL_UNSIGNED_SHORT: + esize = 2; + break; + case GL_UNSIGNED_SHORT_5_6_5: + case GL_UNSIGNED_SHORT_5_6_5_REV: + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + esize = 2; + elements = 1; + break; + case GL_INT: + case GL_UNSIGNED_INT: + case GL_FLOAT: + esize = 4; + break; + case GL_UNSIGNED_INT_8_8_8_8: + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_INT_10_10_10_2: + case GL_UNSIGNED_INT_2_10_10_10_REV: + esize = 4; + elements = 1; + break; + default: + return 0; + } + return elements * esize * w; +} + +GLint __glTexImage2D_size(GLenum format, GLenum type, GLsizei w, GLsizei h) +{ + GLint elements, esize; + + if (w < 0) return 0; + if (h < 0) return 0; + switch (format) { + case GL_COLOR_INDEX: + elements = 1; + break; + case GL_RED: + case GL_GREEN: + case GL_BLUE: + case GL_ALPHA: + case GL_LUMINANCE: + elements = 1; + break; + case GL_LUMINANCE_ALPHA: + elements = 2; + break; + case GL_RGB: + elements = 3; + break; + case GL_RGBA: + case GL_ABGR_EXT: + elements = 4; + break; + default: + return 0; + } + switch (type) { + case GL_BITMAP: + if (format == GL_COLOR_INDEX) { + return (h * ((w+7)/8)); + } else { + return 0; + } + case GL_BYTE: + case GL_UNSIGNED_BYTE: + esize = 1; + break; + case GL_UNSIGNED_BYTE_3_3_2: + case GL_UNSIGNED_BYTE_2_3_3_REV: + esize = 1; + elements = 1; + break; + case GL_SHORT: + case GL_UNSIGNED_SHORT: + esize = 2; + break; + case GL_UNSIGNED_SHORT_5_6_5: + case GL_UNSIGNED_SHORT_5_6_5_REV: + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + esize = 2; + elements = 1; + break; + case GL_INT: + case GL_UNSIGNED_INT: + case GL_FLOAT: + esize = 4; + break; + case GL_UNSIGNED_INT_8_8_8_8: + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_INT_10_10_10_2: + case GL_UNSIGNED_INT_2_10_10_10_REV: + esize = 4; + elements = 1; + break; + default: + return 0; + } + return elements * esize * w * h; +} + +GLint __glTexImage3D_size(GLenum format, GLenum type, GLsizei w, GLsizei h, + GLsizei d) +{ + GLint elements, esize; + + if (w < 0) return 0; + if (h < 0) return 0; + if (d < 0) return 0; + switch (format) { + case GL_COLOR_INDEX: + elements = 1; + break; + case GL_RED: + case GL_GREEN: + case GL_BLUE: + case GL_ALPHA: + case GL_LUMINANCE: + elements = 1; + break; + case GL_LUMINANCE_ALPHA: + elements = 2; + break; + case GL_RGB: + elements = 3; + break; + case GL_RGBA: + case GL_ABGR_EXT: + elements = 4; + break; + default: + return 0; + } + switch (type) { + case GL_BITMAP: + if (format == GL_COLOR_INDEX) { + return (d * (h * ((w+7)/8))); + } else { + return 0; + } + case GL_BYTE: + case GL_UNSIGNED_BYTE: + esize = 1; + break; + case GL_UNSIGNED_BYTE_3_3_2: + case GL_UNSIGNED_BYTE_2_3_3_REV: + esize = 1; + elements = 1; + break; + case GL_SHORT: + case GL_UNSIGNED_SHORT: + esize = 2; + break; + case GL_UNSIGNED_SHORT_5_6_5: + case GL_UNSIGNED_SHORT_5_6_5_REV: + case GL_UNSIGNED_SHORT_4_4_4_4: + case GL_UNSIGNED_SHORT_4_4_4_4_REV: + case GL_UNSIGNED_SHORT_5_5_5_1: + case GL_UNSIGNED_SHORT_1_5_5_5_REV: + esize = 2; + elements = 1; + break; + case GL_INT: + case GL_UNSIGNED_INT: + case GL_FLOAT: + esize = 4; + break; + case GL_UNSIGNED_INT_8_8_8_8: + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_INT_10_10_10_2: + case GL_UNSIGNED_INT_2_10_10_10_REV: + esize = 4; + elements = 1; + break; + default: + return 0; + } + return elements * esize * w * h * d; +} + +GLint __glLightfv_size(GLenum pname) +{ + switch (pname) { + case GL_SPOT_EXPONENT: return 1; + case GL_SPOT_CUTOFF: return 1; + case GL_AMBIENT: return 4; + case GL_DIFFUSE: return 4; + case GL_SPECULAR: return 4; + case GL_POSITION: return 4; + case GL_SPOT_DIRECTION: return 3; + case GL_CONSTANT_ATTENUATION: return 1; + case GL_LINEAR_ATTENUATION: return 1; + case GL_QUADRATIC_ATTENUATION: return 1; + default: + return 0; + } +} + +GLint __glLightiv_size(GLenum pname) +{ + return __glLightfv_size(pname); +} + +GLint __glLightModelfv_size(GLenum pname) +{ + switch (pname) { + case GL_LIGHT_MODEL_AMBIENT: return 4; + case GL_LIGHT_MODEL_LOCAL_VIEWER: return 1; + case GL_LIGHT_MODEL_TWO_SIDE: return 1; + case GL_LIGHT_MODEL_COLOR_CONTROL: return 1; + default: + return 0; + } +} + +GLint __glLightModeliv_size(GLenum pname) +{ + return __glLightModelfv_size(pname); +} + +GLint __glMaterialfv_size(GLenum pname) +{ + switch (pname) { + case GL_SHININESS: return 1; + case GL_EMISSION: return 4; + case GL_AMBIENT: return 4; + case GL_DIFFUSE: return 4; + case GL_SPECULAR: return 4; + case GL_AMBIENT_AND_DIFFUSE: return 4; + case GL_COLOR_INDEXES: return 3; + default: + return 0; + } +} + +GLint __glMaterialiv_size(GLenum pname) +{ + return __glMaterialfv_size(pname); +} + +GLint __glColorTableParameterfv_size(GLenum pname) +{ + switch (pname) { + case GL_COLOR_TABLE_FORMAT: + case GL_COLOR_TABLE_WIDTH: + case GL_COLOR_TABLE_RED_SIZE: + case GL_COLOR_TABLE_GREEN_SIZE: + case GL_COLOR_TABLE_BLUE_SIZE: + case GL_COLOR_TABLE_ALPHA_SIZE: + case GL_COLOR_TABLE_LUMINANCE_SIZE: + case GL_COLOR_TABLE_INTENSITY_SIZE: + return 1; + case GL_COLOR_TABLE_SCALE: + case GL_COLOR_TABLE_BIAS: + return 4; + default: + return -1; + } +} + +GLint __glColorTableParameteriv_size(GLenum pname) +{ + return __glColorTableParameterfv_size(pname); +} + +GLint __glConvolutionParameterfv_size(GLenum pname) +{ + switch(pname) { + case GL_CONVOLUTION_BORDER_MODE: + return 1; + case GL_CONVOLUTION_BORDER_COLOR: + case GL_CONVOLUTION_FILTER_SCALE: + case GL_CONVOLUTION_FILTER_BIAS: + return 4; + default: /* error: bad enum value */ + return -1; + } +} + +GLint __glConvolutionParameteriv_size(GLenum pname) +{ + return __glConvolutionParameterfv_size(pname); +} |