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