/* $XFree86: xc/extras/Mesa/src/translate.c,v 1.4 2001/12/11 09:18:54 alanh Exp $ */ /* * Mesa 3-D graphics library * Version: 3.3 * * Copyright (C) 1999 Brian Paul 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 and this permission notice 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 * BRIAN PAUL 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. */ /* * New (3.1) transformation code written by Keith Whitwell. */ #ifdef PC_HEADER #include "all.h" #else #include "glheader.h" #include "mem.h" #include "macros.h" #include "mmath.h" #include "translate.h" #include "types.h" #endif /* This macro is used on other systems, so undefine it for this module */ #undef CHECK trans_1ui_func gl_trans_1ui_tab[MAX_TYPES]; trans_1ub_func gl_trans_1ub_tab[MAX_TYPES]; trans_3f_func gl_trans_3f_tab[MAX_TYPES]; trans_4ub_func gl_trans_4ub_tab[5][MAX_TYPES]; trans_4f_func gl_trans_4f_tab[5][MAX_TYPES]; trans_elt_1ui_func gl_trans_elt_1ui_tab[MAX_TYPES]; trans_elt_1ub_func gl_trans_elt_1ub_tab[MAX_TYPES]; trans_elt_3f_func gl_trans_elt_3f_tab[MAX_TYPES]; trans_elt_4ub_func gl_trans_elt_4ub_tab[5][MAX_TYPES]; trans_elt_4f_func gl_trans_elt_4f_tab[5][MAX_TYPES]; #define PTR_ELT(ptr, elt) (((SRC *)ptr)[elt]) #define TAB(x) gl_trans##x##_tab #define ARGS GLuint start, GLuint n #define SRC_START start #define DST_START 0 #define STRIDE stride #define NEXT_F f += stride #define NEXT_F2 #define CHECK /* GL_BYTE */ #define SRC GLbyte #define SRC_IDX TYPE_IDX(GL_BYTE) #define TRX_3F(f,n) BYTE_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = BYTE_TO_UBYTE( PTR_ELT(f,n) ) #define TRX_UI(f,n) (PTR_ELT(f,n) < 0 ? 0 : (GLuint) PTR_ELT(f,n)) #define SZ 4 #define INIT init_trans_4_GLbyte_raw #define DEST_4F trans_4_GLbyte_4f_raw #define DEST_4UB trans_4_GLbyte_4ub_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLbyte_raw #define DEST_4F trans_3_GLbyte_4f_raw #define DEST_4UB trans_3_GLbyte_4ub_raw #define DEST_3F trans_3_GLbyte_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLbyte_raw #define DEST_4F trans_2_GLbyte_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLbyte_raw #define DEST_4F trans_1_GLbyte_4f_raw #define DEST_1UB trans_1_GLbyte_1ub_raw #define DEST_1UI trans_1_GLbyte_1ui_raw #include "trans_tmp.h" #undef SRC #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI #undef SRC_IDX /* GL_UNSIGNED_BYTE */ #define SRC GLubyte #define SRC_IDX TYPE_IDX(GL_UNSIGNED_BYTE) #define TRX_3F(f,n) /* unused */ #define TRX_4F(f,n) /* unused */ #define TRX_UB(ub, f,n) ub = PTR_ELT(f,n) #define TRX_UI(f,n) (GLuint)PTR_ELT(f,n) /* 4ub->4ub handled in special case below. */ #define SZ 3 #define INIT init_trans_3_GLubyte_raw #define DEST_4UB trans_3_GLubyte_4ub_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLubyte_raw #define DEST_1UI trans_1_GLubyte_1ui_raw #define DEST_1UB trans_1_GLubyte_1ub_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_SHORT */ #define SRC GLshort #define SRC_IDX TYPE_IDX(GL_SHORT) #define TRX_3F(f,n) SHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = SHORT_TO_UBYTE(PTR_ELT(f,n)) #define TRX_UI(f,n) (PTR_ELT(f,n) < 0 ? 0 : (GLuint) PTR_ELT(f,n)) #define SZ 4 #define INIT init_trans_4_GLshort_raw #define DEST_4F trans_4_GLshort_4f_raw #define DEST_4UB trans_4_GLshort_4ub_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLshort_raw #define DEST_4F trans_3_GLshort_4f_raw #define DEST_4UB trans_3_GLshort_4ub_raw #define DEST_3F trans_3_GLshort_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLshort_raw #define DEST_4F trans_2_GLshort_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLshort_raw #define DEST_4F trans_1_GLshort_4f_raw #define DEST_1UB trans_1_GLshort_1ub_raw #define DEST_1UI trans_1_GLshort_1ui_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_UNSIGNED_SHORT */ #define SRC GLushort #define SRC_IDX TYPE_IDX(GL_UNSIGNED_SHORT) #define TRX_3F(f,n) USHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub,f,n) ub = (GLubyte) (PTR_ELT(f,n) >> 8) #define TRX_UI(f,n) (GLuint) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLushort_raw #define DEST_4F trans_4_GLushort_4f_raw #define DEST_4UB trans_4_GLushort_4ub_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLushort_raw #define DEST_4F trans_3_GLushort_4f_raw #define DEST_4UB trans_3_GLushort_4ub_raw #define DEST_3F trans_3_GLushort_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLushort_raw #define DEST_4F trans_2_GLushort_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLushort_raw #define DEST_4F trans_1_GLushort_4f_raw #define DEST_1UB trans_1_GLushort_1ub_raw #define DEST_1UI trans_1_GLushort_1ui_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_INT */ #define SRC GLint #define SRC_IDX TYPE_IDX(GL_INT) #define TRX_3F(f,n) INT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = INT_TO_UBYTE(PTR_ELT(f,n)) #define TRX_UI(f,n) (PTR_ELT(f,n) < 0 ? 0 : (GLuint) PTR_ELT(f,n)) #define SZ 4 #define INIT init_trans_4_GLint_raw #define DEST_4F trans_4_GLint_4f_raw #define DEST_4UB trans_4_GLint_4ub_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLint_raw #define DEST_4F trans_3_GLint_4f_raw #define DEST_4UB trans_3_GLint_4ub_raw #define DEST_3F trans_3_GLint_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLint_raw #define DEST_4F trans_2_GLint_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLint_raw #define DEST_4F trans_1_GLint_4f_raw #define DEST_1UB trans_1_GLint_1ub_raw #define DEST_1UI trans_1_GLint_1ui_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_UNSIGNED_INT */ #define SRC GLuint #define SRC_IDX TYPE_IDX(GL_UNSIGNED_INT) #define TRX_3F(f,n) INT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = (GLubyte) (PTR_ELT(f,n) >> 24) #define TRX_UI(f,n) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLuint_raw #define DEST_4F trans_4_GLuint_4f_raw #define DEST_4UB trans_4_GLuint_4ub_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLuint_raw #define DEST_4F trans_3_GLuint_4f_raw #define DEST_4UB trans_3_GLuint_4ub_raw #define DEST_3F trans_3_GLuint_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLuint_raw #define DEST_4F trans_2_GLuint_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLuint_raw #define DEST_4F trans_1_GLuint_4f_raw #define DEST_1UB trans_1_GLuint_1ub_raw #define DEST_1UI trans_1_GLuint_1ui_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_DOUBLE */ #define SRC GLdouble #define SRC_IDX TYPE_IDX(GL_DOUBLE) #define TRX_3F(f,n) PTR_ELT(f,n) #define TRX_4F(f,n) PTR_ELT(f,n) #define TRX_UB(ub,f,n) FLOAT_COLOR_TO_UBYTE_COLOR(ub, PTR_ELT(f,n)) #define TRX_UI(f,n) (GLuint) (GLint) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLdouble_raw #define DEST_4F trans_4_GLdouble_4f_raw #define DEST_4UB trans_4_GLdouble_4ub_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLdouble_raw #define DEST_4F trans_3_GLdouble_4f_raw #define DEST_4UB trans_3_GLdouble_4ub_raw #define DEST_3F trans_3_GLdouble_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLdouble_raw #define DEST_4F trans_2_GLdouble_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLdouble_raw #define DEST_4F trans_1_GLdouble_4f_raw #define DEST_1UB trans_1_GLdouble_1ub_raw #define DEST_1UI trans_1_GLdouble_1ui_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX /* GL_FLOAT */ #define SRC GLfloat #define SRC_IDX TYPE_IDX(GL_FLOAT) #define SZ 4 #define INIT init_trans_4_GLfloat_raw #define DEST_4UB trans_4_GLfloat_4ub_raw #define DEST_4F trans_4_GLfloat_4f_raw #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLfloat_raw #define DEST_4F trans_3_GLfloat_4f_raw #define DEST_4UB trans_3_GLfloat_4ub_raw #define DEST_3F trans_3_GLfloat_3f_raw #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLfloat_raw #define DEST_4F trans_2_GLfloat_4f_raw #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLfloat_raw #define DEST_4F trans_1_GLfloat_4f_raw #define DEST_1UB trans_1_GLfloat_1ub_raw #define DEST_1UI trans_1_GLfloat_1ui_raw #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI static void trans_4_GLubyte_4ub_raw (GLubyte (*t)[4], const struct gl_client_array *from, ARGS ) { GLuint stride = from->StrideB; const GLubyte *f = (GLubyte *) from->Ptr + SRC_START * stride; GLuint i; if (((((long) f | (long) stride)) & 3L) == 0L) { /* Aligned. */ for (i = DST_START ; i < n ; i++, f += stride) { COPY_4UBV( t[i], f ); } } else { for (i = DST_START ; i < n ; i++, f += stride) { t[i][0] = f[0]; t[i][1] = f[1]; t[i][2] = f[2]; t[i][3] = f[3]; } } } static void init_translate_raw(void) { MEMSET( TAB(_1ui), 0, sizeof(TAB(_1ui)) ); MEMSET( TAB(_1ub), 0, sizeof(TAB(_1ub)) ); MEMSET( TAB(_3f), 0, sizeof(TAB(_3f)) ); MEMSET( TAB(_4ub), 0, sizeof(TAB(_4ub)) ); MEMSET( TAB(_4f), 0, sizeof(TAB(_4f)) ); TAB(_4ub)[4][TYPE_IDX(GL_UNSIGNED_BYTE)] = trans_4_GLubyte_4ub_raw; init_trans_4_GLbyte_raw(); init_trans_3_GLbyte_raw(); init_trans_2_GLbyte_raw(); init_trans_1_GLbyte_raw(); init_trans_1_GLubyte_raw(); init_trans_3_GLubyte_raw(); init_trans_4_GLshort_raw(); init_trans_3_GLshort_raw(); init_trans_2_GLshort_raw(); init_trans_1_GLshort_raw(); init_trans_4_GLushort_raw(); init_trans_3_GLushort_raw(); init_trans_2_GLushort_raw(); init_trans_1_GLushort_raw(); init_trans_4_GLint_raw(); init_trans_3_GLint_raw(); init_trans_2_GLint_raw(); init_trans_1_GLint_raw(); init_trans_4_GLuint_raw(); init_trans_3_GLuint_raw(); init_trans_2_GLuint_raw(); init_trans_1_GLuint_raw(); init_trans_4_GLdouble_raw(); init_trans_3_GLdouble_raw(); init_trans_2_GLdouble_raw(); init_trans_1_GLdouble_raw(); init_trans_4_GLfloat_raw(); init_trans_3_GLfloat_raw(); init_trans_2_GLfloat_raw(); init_trans_1_GLfloat_raw(); } #undef TAB #undef CLASS #undef ARGS #undef CHECK #undef SRC_START #undef DST_START #undef NEXT_F #undef NEXT_F2 /* Code specific to array element implementation. There is a small * subtlety in the bits CHECK() tests, and the way bits are set in * glArrayElement which ensures that if, eg, in the case that the * vertex array is disabled and normal array is enabled, and we get * either sequence: * * ArrayElement() OR Normal() * Normal() ArrayElement() * Vertex() Vertex() * * That the correct value for normal is used. */ #define TAB(x) gl_trans_elt##x##_tab #define ARGS GLuint *flags, GLuint *elts, GLuint match, \ GLuint start, GLuint n #define SRC_START 0 #define DST_START start #define CHECK if ((flags[i]&match) == VERT_ELT) #define NEXT_F (void)1 #define NEXT_F2 f = first + elts[i] * stride; /* GL_BYTE */ #define SRC GLbyte #define SRC_IDX TYPE_IDX(GL_BYTE) #define TRX_3F(f,n) BYTE_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = BYTE_TO_UBYTE( PTR_ELT(f,n) ) #define TRX_UI(f,n) (PTR_ELT(f,n) < 0 ? 0 : (GLuint) PTR_ELT(f,n)) #define SZ 4 #define INIT init_trans_4_GLbyte_elt #define DEST_4F trans_4_GLbyte_4f_elt #define DEST_4UB trans_4_GLbyte_4ub_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLbyte_elt #define DEST_4F trans_3_GLbyte_4f_elt #define DEST_4UB trans_3_GLbyte_4ub_elt #define DEST_3F trans_3_GLbyte_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLbyte_elt #define DEST_4F trans_2_GLbyte_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLbyte_elt #define DEST_4F trans_1_GLbyte_4f_elt #define DEST_1UB trans_1_GLbyte_1ub_elt #define DEST_1UI trans_1_GLbyte_1ui_elt #include "trans_tmp.h" #undef SRC #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI #undef SRC_IDX /* GL_UNSIGNED_BYTE */ #define SRC GLubyte #define SRC_IDX TYPE_IDX(GL_UNSIGNED_BYTE) #define TRX_3F(f,n) /* unused */ #define TRX_4F(f,n) /* unused */ #define TRX_UB(ub, f,n) ub = PTR_ELT(f,n) #define TRX_UI(f,n) (GLuint)PTR_ELT(f,n) /* 4ub->4ub handled in special case below. */ #define SZ 3 #define INIT init_trans_3_GLubyte_elt #define DEST_4UB trans_3_GLubyte_4ub_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLubyte_elt #define DEST_1UI trans_1_GLubyte_1ui_elt #define DEST_1UB trans_1_GLubyte_1ub_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_SHORT */ #define SRC GLshort #define SRC_IDX TYPE_IDX(GL_SHORT) #define TRX_3F(f,n) SHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = SHORT_TO_UBYTE(PTR_ELT(f,n)) #define TRX_UI(f,n) (PTR_ELT(f,n) < 0 ? 0 : (GLuint) PTR_ELT(f,n)) #define SZ 4 #define INIT init_trans_4_GLshort_elt #define DEST_4F trans_4_GLshort_4f_elt #define DEST_4UB trans_4_GLshort_4ub_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLshort_elt #define DEST_4F trans_3_GLshort_4f_elt #define DEST_4UB trans_3_GLshort_4ub_elt #define DEST_3F trans_3_GLshort_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLshort_elt #define DEST_4F trans_2_GLshort_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLshort_elt #define DEST_4F trans_1_GLshort_4f_elt #define DEST_1UB trans_1_GLshort_1ub_elt #define DEST_1UI trans_1_GLshort_1ui_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_UNSIGNED_SHORT */ #define SRC GLushort #define SRC_IDX TYPE_IDX(GL_UNSIGNED_SHORT) #define TRX_3F(f,n) USHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub,f,n) ub = (GLubyte) (PTR_ELT(f,n) >> 8) #define TRX_UI(f,n) (GLuint) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLushort_elt #define DEST_4F trans_4_GLushort_4f_elt #define DEST_4UB trans_4_GLushort_4ub_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLushort_elt #define DEST_4F trans_3_GLushort_4f_elt #define DEST_4UB trans_3_GLushort_4ub_elt #define DEST_3F trans_3_GLushort_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLushort_elt #define DEST_4F trans_2_GLushort_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLushort_elt #define DEST_4F trans_1_GLushort_4f_elt #define DEST_1UB trans_1_GLushort_1ub_elt #define DEST_1UI trans_1_GLushort_1ui_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_INT */ #define SRC GLint #define SRC_IDX TYPE_IDX(GL_INT) #define TRX_3F(f,n) INT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = INT_TO_UBYTE(PTR_ELT(f,n)) #define TRX_UI(f,n) (PTR_ELT(f,n) < 0 ? 0 : (GLuint) PTR_ELT(f,n)) #define SZ 4 #define INIT init_trans_4_GLint_elt #define DEST_4F trans_4_GLint_4f_elt #define DEST_4UB trans_4_GLint_4ub_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLint_elt #define DEST_4F trans_3_GLint_4f_elt #define DEST_4UB trans_3_GLint_4ub_elt #define DEST_3F trans_3_GLint_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLint_elt #define DEST_4F trans_2_GLint_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLint_elt #define DEST_4F trans_1_GLint_4f_elt #define DEST_1UB trans_1_GLint_1ub_elt #define DEST_1UI trans_1_GLint_1ui_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_UNSIGNED_INT */ #define SRC GLuint #define SRC_IDX TYPE_IDX(GL_UNSIGNED_INT) #define TRX_3F(f,n) UINT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = (GLubyte) (PTR_ELT(f,n) >> 24) #define TRX_UI(f,n) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLuint_elt #define DEST_4F trans_4_GLuint_4f_elt #define DEST_4UB trans_4_GLuint_4ub_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLuint_elt #define DEST_4F trans_3_GLuint_4f_elt #define DEST_4UB trans_3_GLuint_4ub_elt #define DEST_3F trans_3_GLuint_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLuint_elt #define DEST_4F trans_2_GLuint_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLuint_elt #define DEST_4F trans_1_GLuint_4f_elt #define DEST_1UB trans_1_GLuint_1ub_elt #define DEST_1UI trans_1_GLuint_1ui_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI /* GL_DOUBLE */ #define SRC GLdouble #define SRC_IDX TYPE_IDX(GL_DOUBLE) #define TRX_3F(f,n) PTR_ELT(f,n) #define TRX_4F(f,n) PTR_ELT(f,n) #define TRX_UB(ub,f,n) FLOAT_COLOR_TO_UBYTE_COLOR(ub, PTR_ELT(f,n)) #define TRX_UI(f,n) (GLuint) (GLint) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLdouble_elt #define DEST_4F trans_4_GLdouble_4f_elt #define DEST_4UB trans_4_GLdouble_4ub_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLdouble_elt #define DEST_4F trans_3_GLdouble_4f_elt #define DEST_4UB trans_3_GLdouble_4ub_elt #define DEST_3F trans_3_GLdouble_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLdouble_elt #define DEST_4F trans_2_GLdouble_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLdouble_elt #define DEST_4F trans_1_GLdouble_4f_elt #define DEST_1UB trans_1_GLdouble_1ub_elt #define DEST_1UI trans_1_GLdouble_1ui_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX /* GL_FLOAT */ #define SRC GLfloat #define SRC_IDX TYPE_IDX(GL_FLOAT) #define SZ 4 #define INIT init_trans_4_GLfloat_elt #define DEST_4UB trans_4_GLfloat_4ub_elt #define DEST_4F trans_4_GLfloat_4f_elt #include "trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLfloat_elt #define DEST_4F trans_3_GLfloat_4f_elt #define DEST_4UB trans_3_GLfloat_4ub_elt #define DEST_3F trans_3_GLfloat_3f_elt #include "trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLfloat_elt #define DEST_4F trans_2_GLfloat_4f_elt #include "trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLfloat_elt #define DEST_4F trans_1_GLfloat_3f_elt #define DEST_1UB trans_1_GLfloat_1ub_elt #define DEST_1UI trans_1_GLfloat_1ui_elt #include "trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3F #undef TRX_4F #undef TRX_UB #undef TRX_UI static void trans_4_GLubyte_4ub(GLubyte (*t)[4], const struct gl_client_array *from, ARGS ) { GLuint stride = from->StrideB; const GLubyte *f = (GLubyte *) from->Ptr + SRC_START * stride; const GLubyte *first = f; GLuint i; (void) start; if (((((long) f | (long) stride)) & 3L) == 0L) { /* Aligned. */ for (i = DST_START ; i < n ; i++, NEXT_F) { CHECK { NEXT_F2; COPY_4UBV( t[i], f ); } } } else { for (i = DST_START ; i < n ; i++, NEXT_F) { CHECK { NEXT_F2; t[i][0] = f[0]; t[i][1] = f[1]; t[i][2] = f[2]; t[i][3] = f[3]; } } } } static void init_translate_elt(void) { MEMSET( TAB(_1ui), 0, sizeof(TAB(_1ui)) ); MEMSET( TAB(_1ub), 0, sizeof(TAB(_1ub)) ); MEMSET( TAB(_3f), 0, sizeof(TAB(_3f)) ); MEMSET( TAB(_4ub), 0, sizeof(TAB(_4ub)) ); MEMSET( TAB(_4f), 0, sizeof(TAB(_4f)) ); TAB(_4ub)[4][TYPE_IDX(GL_UNSIGNED_BYTE)] = trans_4_GLubyte_4ub; init_trans_4_GLbyte_elt(); init_trans_3_GLbyte_elt(); init_trans_2_GLbyte_elt(); init_trans_1_GLbyte_elt(); init_trans_1_GLubyte_elt(); init_trans_3_GLubyte_elt(); init_trans_4_GLshort_elt(); init_trans_3_GLshort_elt(); init_trans_2_GLshort_elt(); init_trans_1_GLshort_elt(); init_trans_4_GLushort_elt(); init_trans_3_GLushort_elt(); init_trans_2_GLushort_elt(); init_trans_1_GLushort_elt(); init_trans_4_GLint_elt(); init_trans_3_GLint_elt(); init_trans_2_GLint_elt(); init_trans_1_GLint_elt(); init_trans_4_GLuint_elt(); init_trans_3_GLuint_elt(); init_trans_2_GLuint_elt(); init_trans_1_GLuint_elt(); init_trans_4_GLdouble_elt(); init_trans_3_GLdouble_elt(); init_trans_2_GLdouble_elt(); init_trans_1_GLdouble_elt(); init_trans_4_GLfloat_elt(); init_trans_3_GLfloat_elt(); init_trans_2_GLfloat_elt(); init_trans_1_GLfloat_elt(); } #undef TAB #undef CLASS #undef ARGS #undef CHECK #undef START void gl_init_translate( void ) { init_translate_raw(); init_translate_elt(); }