mirror of
https://github.com/reactos/reactos.git
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281 lines
5.9 KiB
C
281 lines
5.9 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 6.5.1
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*
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* Copyright (C) 1999-2006 Brian Paul 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 and this permission notice shall be included
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* 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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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/**
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* \brief Templates for vector conversions.
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* \author Keith Whitwell.
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*/
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#ifdef DEST_4F
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static void DEST_4F( GLfloat (*t)[4],
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) first;
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(void) start;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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if (SZ >= 1) t[i][0] = TRX_4F(f, 0);
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if (SZ >= 2) t[i][1] = TRX_4F(f, 1);
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if (SZ >= 3) t[i][2] = TRX_4F(f, 2);
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if (SZ == 4) t[i][3] = TRX_4F(f, 3); else t[i][3] = 1.0;
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}
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}
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}
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#endif
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#ifdef DEST_4FN
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static void DEST_4FN( GLfloat (*t)[4],
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) first;
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(void) start;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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if (SZ >= 1) t[i][0] = TRX_4FN(f, 0);
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if (SZ >= 2) t[i][1] = TRX_4FN(f, 1);
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if (SZ >= 3) t[i][2] = TRX_4FN(f, 2);
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if (SZ == 4) t[i][3] = TRX_4FN(f, 3); else t[i][3] = 1.0;
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}
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}
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}
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#endif
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#ifdef DEST_3FN
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static void DEST_3FN( GLfloat (*t)[3],
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) first;
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(void) start;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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t[i][0] = TRX_3FN(f, 0);
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t[i][1] = TRX_3FN(f, 1);
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t[i][2] = TRX_3FN(f, 2);
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}
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}
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}
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#endif
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#ifdef DEST_1F
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static void DEST_1F( GLfloat *t,
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) first;
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(void) start;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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t[i] = TRX_1F(f, 0);
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}
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}
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}
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#endif
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#ifdef DEST_4UB
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static void DEST_4UB( GLubyte (*t)[4],
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) start;
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(void) first;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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if (SZ >= 1) TRX_UB(t[i][0], f, 0);
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if (SZ >= 2) TRX_UB(t[i][1], f, 1);
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if (SZ >= 3) TRX_UB(t[i][2], f, 2);
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if (SZ == 4) TRX_UB(t[i][3], f, 3); else t[i][3] = 255;
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}
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}
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}
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#endif
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#ifdef DEST_4US
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static void DEST_4US( GLushort (*t)[4],
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ((GLubyte *) ptr + SRC_START * stride);
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const GLubyte *first = f;
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GLuint i;
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(void) start;
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(void) first;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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if (SZ >= 1) TRX_US(t[i][0], f, 0);
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if (SZ >= 2) TRX_US(t[i][1], f, 1);
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if (SZ >= 3) TRX_US(t[i][2], f, 2);
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if (SZ == 4) TRX_US(t[i][3], f, 3); else t[i][3] = 65535;
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}
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}
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}
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#endif
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#ifdef DEST_1UB
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static void DEST_1UB( GLubyte *t,
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) start;
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(void) first;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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TRX_UB(t[i], f, 0);
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}
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}
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}
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#endif
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#ifdef DEST_1UI
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static void DEST_1UI( GLuint *t,
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CONST void *ptr,
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GLuint stride,
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ARGS )
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{
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const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
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const GLubyte *first = f;
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GLuint i;
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(void) start;
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(void) first;
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for (i = DST_START ; i < n ; i++, NEXT_F) {
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CHECK {
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NEXT_F2;
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t[i] = TRX_UI(f, 0);
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}
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}
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}
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#endif
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static void INIT(void)
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{
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#ifdef DEST_1UI
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ASSERT(SZ == 1);
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TAB(_1ui)[SRC_IDX] = DEST_1UI;
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#endif
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#ifdef DEST_1UB
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ASSERT(SZ == 1);
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TAB(_1ub)[SRC_IDX] = DEST_1UB;
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#endif
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#ifdef DEST_1F
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ASSERT(SZ == 1);
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TAB(_1f)[SRC_IDX] = DEST_1F;
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#endif
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#ifdef DEST_3FN
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ASSERT(SZ == 3);
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TAB(_3fn)[SRC_IDX] = DEST_3FN;
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#endif
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#ifdef DEST_4UB
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TAB(_4ub)[SZ][SRC_IDX] = DEST_4UB;
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#endif
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#ifdef DEST_4US
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TAB(_4us)[SZ][SRC_IDX] = DEST_4US;
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#endif
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#ifdef DEST_4F
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TAB(_4f)[SZ][SRC_IDX] = DEST_4F;
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#endif
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#ifdef DEST_4FN
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TAB(_4fn)[SZ][SRC_IDX] = DEST_4FN;
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#endif
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}
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#ifdef INIT
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#undef INIT
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#endif
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#ifdef DEST_1UI
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#undef DEST_1UI
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#endif
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#ifdef DEST_1UB
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#undef DEST_1UB
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#endif
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#ifdef DEST_4UB
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#undef DEST_4UB
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#endif
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#ifdef DEST_4US
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#undef DEST_4US
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#endif
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#ifdef DEST_3FN
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#undef DEST_3FN
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#endif
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#ifdef DEST_4F
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#undef DEST_4F
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#endif
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#ifdef DEST_4FN
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#undef DEST_4FN
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#endif
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#ifdef DEST_1F
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#undef DEST_1F
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#endif
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#ifdef SZ
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#undef SZ
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#endif
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#ifdef TAG
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#undef TAG
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#endif
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