/* * Mesa 3-D graphics library * Version: 6.5.1 * * Copyright (C) 1999-2006 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 * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ /** * \brief Translate vectors of numbers between various types. * \author Keith Whitwell. */ #include "main/glheader.h" #include "main/macros.h" #include "main/mtypes.h" /* GLchan hack */ #include "m_translate.h" typedef void (*trans_1f_func)(GLfloat *to, const void *ptr, GLuint stride, GLuint start, GLuint n ); typedef void (*trans_1ui_func)(GLuint *to, const void *ptr, GLuint stride, GLuint start, GLuint n ); typedef void (*trans_1ub_func)(GLubyte *to, const void *ptr, GLuint stride, GLuint start, GLuint n ); typedef void (*trans_4ub_func)(GLubyte (*to)[4], const void *ptr, GLuint stride, GLuint start, GLuint n ); typedef void (*trans_4us_func)(GLushort (*to)[4], const void *ptr, GLuint stride, GLuint start, GLuint n ); typedef void (*trans_4f_func)(GLfloat (*to)[4], const void *ptr, GLuint stride, GLuint start, GLuint n ); typedef void (*trans_3fn_func)(GLfloat (*to)[3], const void *ptr, GLuint stride, GLuint start, GLuint n ); #define TYPE_IDX(t) ((t) & 0xf) #define MAX_TYPES TYPE_IDX(GL_DOUBLE)+1 /* 0xa + 1 */ /* This macro is used on other systems, so undefine it for this module */ #undef CHECK static trans_1f_func _math_trans_1f_tab[MAX_TYPES]; static trans_1ui_func _math_trans_1ui_tab[MAX_TYPES]; static trans_1ub_func _math_trans_1ub_tab[MAX_TYPES]; static trans_3fn_func _math_trans_3fn_tab[MAX_TYPES]; static trans_4ub_func _math_trans_4ub_tab[5][MAX_TYPES]; static trans_4us_func _math_trans_4us_tab[5][MAX_TYPES]; static trans_4f_func _math_trans_4f_tab[5][MAX_TYPES]; static trans_4f_func _math_trans_4fn_tab[5][MAX_TYPES]; #define PTR_ELT(ptr, elt) (((SRC *)ptr)[elt]) #define TAB(x) _math_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 /** * Translate from GL_BYTE. */ #define SRC GLbyte #define SRC_IDX TYPE_IDX(GL_BYTE) #define TRX_3FN(f,n) BYTE_TO_FLOAT( PTR_ELT(f,n) ) #if 1 #define TRX_4F(f,n) BYTE_TO_FLOAT( PTR_ELT(f,n) ) #else #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #endif #define TRX_4FN(f,n) BYTE_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = BYTE_TO_UBYTE( PTR_ELT(f,n) ) #define TRX_US(ch, f,n) ch = BYTE_TO_USHORT( 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_4FN trans_4_GLbyte_4fn_raw #define DEST_4UB trans_4_GLbyte_4ub_raw #define DEST_4US trans_4_GLbyte_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLbyte_raw #define DEST_4F trans_3_GLbyte_4f_raw #define DEST_4FN trans_3_GLbyte_4fn_raw #define DEST_4UB trans_3_GLbyte_4ub_raw #define DEST_4US trans_3_GLbyte_4us_raw #define DEST_3FN trans_3_GLbyte_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLbyte_raw #define DEST_4F trans_2_GLbyte_4f_raw #define DEST_4FN trans_2_GLbyte_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLbyte_raw #define DEST_4F trans_1_GLbyte_4f_raw #define DEST_4FN trans_1_GLbyte_4fn_raw #define DEST_1UB trans_1_GLbyte_1ub_raw #define DEST_1UI trans_1_GLbyte_1ui_raw #include "m_trans_tmp.h" #undef SRC #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI #undef SRC_IDX /** * Translate from GL_UNSIGNED_BYTE. */ #define SRC GLubyte #define SRC_IDX TYPE_IDX(GL_UNSIGNED_BYTE) #define TRX_3FN(f,n) UBYTE_TO_FLOAT(PTR_ELT(f,n)) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_4FN(f,n) UBYTE_TO_FLOAT(PTR_ELT(f,n)) #define TRX_UB(ub, f,n) ub = PTR_ELT(f,n) #define TRX_US(us, f,n) us = UBYTE_TO_USHORT(PTR_ELT(f,n)) #define TRX_UI(f,n) (GLuint)PTR_ELT(f,n) /* 4ub->4ub handled in special case below. */ #define SZ 4 #define INIT init_trans_4_GLubyte_raw #define DEST_4F trans_4_GLubyte_4f_raw #define DEST_4FN trans_4_GLubyte_4fn_raw #define DEST_4US trans_4_GLubyte_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLubyte_raw #define DEST_4UB trans_3_GLubyte_4ub_raw #define DEST_4US trans_3_GLubyte_4us_raw #define DEST_3FN trans_3_GLubyte_3fn_raw #define DEST_4F trans_3_GLubyte_4f_raw #define DEST_4FN trans_3_GLubyte_4fn_raw #include "m_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 "m_trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI /* GL_SHORT */ #define SRC GLshort #define SRC_IDX TYPE_IDX(GL_SHORT) #define TRX_3FN(f,n) SHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_4FN(f,n) SHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = SHORT_TO_UBYTE(PTR_ELT(f,n)) #define TRX_US(us, f,n) us = SHORT_TO_USHORT(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_4FN trans_4_GLshort_4fn_raw #define DEST_4UB trans_4_GLshort_4ub_raw #define DEST_4US trans_4_GLshort_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLshort_raw #define DEST_4F trans_3_GLshort_4f_raw #define DEST_4FN trans_3_GLshort_4fn_raw #define DEST_4UB trans_3_GLshort_4ub_raw #define DEST_4US trans_3_GLshort_4us_raw #define DEST_3FN trans_3_GLshort_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLshort_raw #define DEST_4F trans_2_GLshort_4f_raw #define DEST_4FN trans_2_GLshort_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLshort_raw #define DEST_4F trans_1_GLshort_4f_raw #define DEST_4FN trans_1_GLshort_4fn_raw #define DEST_1UB trans_1_GLshort_1ub_raw #define DEST_1UI trans_1_GLshort_1ui_raw #include "m_trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI /* GL_UNSIGNED_SHORT */ #define SRC GLushort #define SRC_IDX TYPE_IDX(GL_UNSIGNED_SHORT) #define TRX_3FN(f,n) USHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_4FN(f,n) USHORT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_UB(ub,f,n) ub = (GLubyte) (PTR_ELT(f,n) >> 8) #define TRX_US(us,f,n) us = PTR_ELT(f,n) #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_4FN trans_4_GLushort_4fn_raw #define DEST_4UB trans_4_GLushort_4ub_raw #define DEST_4US trans_4_GLushort_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLushort_raw #define DEST_4F trans_3_GLushort_4f_raw #define DEST_4FN trans_3_GLushort_4fn_raw #define DEST_4UB trans_3_GLushort_4ub_raw #define DEST_4US trans_3_GLushort_4us_raw #define DEST_3FN trans_3_GLushort_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLushort_raw #define DEST_4F trans_2_GLushort_4f_raw #define DEST_4FN trans_2_GLushort_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLushort_raw #define DEST_4F trans_1_GLushort_4f_raw #define DEST_4FN trans_1_GLushort_4fn_raw #define DEST_1UB trans_1_GLushort_1ub_raw #define DEST_1UI trans_1_GLushort_1ui_raw #include "m_trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI /* GL_INT */ #define SRC GLint #define SRC_IDX TYPE_IDX(GL_INT) #define TRX_3FN(f,n) INT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_4FN(f,n) INT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = INT_TO_UBYTE(PTR_ELT(f,n)) #define TRX_US(us, f,n) us = INT_TO_USHORT(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_4FN trans_4_GLint_4fn_raw #define DEST_4UB trans_4_GLint_4ub_raw #define DEST_4US trans_4_GLint_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLint_raw #define DEST_4F trans_3_GLint_4f_raw #define DEST_4FN trans_3_GLint_4fn_raw #define DEST_4UB trans_3_GLint_4ub_raw #define DEST_4US trans_3_GLint_4us_raw #define DEST_3FN trans_3_GLint_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLint_raw #define DEST_4F trans_2_GLint_4f_raw #define DEST_4FN trans_2_GLint_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLint_raw #define DEST_4F trans_1_GLint_4f_raw #define DEST_4FN trans_1_GLint_4fn_raw #define DEST_1UB trans_1_GLint_1ub_raw #define DEST_1UI trans_1_GLint_1ui_raw #include "m_trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI /* GL_UNSIGNED_INT */ #define SRC GLuint #define SRC_IDX TYPE_IDX(GL_UNSIGNED_INT) #define TRX_3FN(f,n) INT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_4F(f,n) (GLfloat)( PTR_ELT(f,n) ) #define TRX_4FN(f,n) UINT_TO_FLOAT( PTR_ELT(f,n) ) #define TRX_UB(ub, f,n) ub = (GLubyte) (PTR_ELT(f,n) >> 24) #define TRX_US(us, f,n) us = (GLshort) (PTR_ELT(f,n) >> 16) #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_4FN trans_4_GLuint_4fn_raw #define DEST_4UB trans_4_GLuint_4ub_raw #define DEST_4US trans_4_GLuint_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLuint_raw #define DEST_4F trans_3_GLuint_4f_raw #define DEST_4FN trans_3_GLuint_4fn_raw #define DEST_4UB trans_3_GLuint_4ub_raw #define DEST_4US trans_3_GLuint_4us_raw #define DEST_3FN trans_3_GLuint_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLuint_raw #define DEST_4F trans_2_GLuint_4f_raw #define DEST_4FN trans_2_GLuint_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLuint_raw #define DEST_4F trans_1_GLuint_4f_raw #define DEST_4FN trans_1_GLuint_4fn_raw #define DEST_1UB trans_1_GLuint_1ub_raw #define DEST_1UI trans_1_GLuint_1ui_raw #include "m_trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI /* GL_DOUBLE */ #define SRC GLdouble #define SRC_IDX TYPE_IDX(GL_DOUBLE) #define TRX_3FN(f,n) (GLfloat) PTR_ELT(f,n) #define TRX_4F(f,n) (GLfloat) PTR_ELT(f,n) #define TRX_4FN(f,n) (GLfloat) PTR_ELT(f,n) #define TRX_UB(ub,f,n) UNCLAMPED_FLOAT_TO_UBYTE(ub, PTR_ELT(f,n)) #define TRX_US(us,f,n) UNCLAMPED_FLOAT_TO_USHORT(us, PTR_ELT(f,n)) #define TRX_UI(f,n) (GLuint) (GLint) PTR_ELT(f,n) #define TRX_1F(f,n) (GLfloat) PTR_ELT(f,n) #define SZ 4 #define INIT init_trans_4_GLdouble_raw #define DEST_4F trans_4_GLdouble_4f_raw #define DEST_4FN trans_4_GLdouble_4fn_raw #define DEST_4UB trans_4_GLdouble_4ub_raw #define DEST_4US trans_4_GLdouble_4us_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLdouble_raw #define DEST_4F trans_3_GLdouble_4f_raw #define DEST_4FN trans_3_GLdouble_4fn_raw #define DEST_4UB trans_3_GLdouble_4ub_raw #define DEST_4US trans_3_GLdouble_4us_raw #define DEST_3FN trans_3_GLdouble_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLdouble_raw #define DEST_4F trans_2_GLdouble_4f_raw #define DEST_4FN trans_2_GLdouble_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLdouble_raw #define DEST_4F trans_1_GLdouble_4f_raw #define DEST_4FN trans_1_GLdouble_4fn_raw #define DEST_1UB trans_1_GLdouble_1ub_raw #define DEST_1UI trans_1_GLdouble_1ui_raw #define DEST_1F trans_1_GLdouble_1f_raw #include "m_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_4US trans_4_GLfloat_4us_raw #define DEST_4F trans_4_GLfloat_4f_raw #define DEST_4FN trans_4_GLfloat_4fn_raw #include "m_trans_tmp.h" #define SZ 3 #define INIT init_trans_3_GLfloat_raw #define DEST_4F trans_3_GLfloat_4f_raw #define DEST_4FN trans_3_GLfloat_4fn_raw #define DEST_4UB trans_3_GLfloat_4ub_raw #define DEST_4US trans_3_GLfloat_4us_raw #define DEST_3FN trans_3_GLfloat_3fn_raw #include "m_trans_tmp.h" #define SZ 2 #define INIT init_trans_2_GLfloat_raw #define DEST_4F trans_2_GLfloat_4f_raw #define DEST_4FN trans_2_GLfloat_4fn_raw #include "m_trans_tmp.h" #define SZ 1 #define INIT init_trans_1_GLfloat_raw #define DEST_4F trans_1_GLfloat_4f_raw #define DEST_4FN trans_1_GLfloat_4fn_raw #define DEST_1UB trans_1_GLfloat_1ub_raw #define DEST_1UI trans_1_GLfloat_1ui_raw #define DEST_1F trans_1_GLfloat_1f_raw #include "m_trans_tmp.h" #undef SRC #undef SRC_IDX #undef TRX_3FN #undef TRX_4F #undef TRX_4FN #undef TRX_UB #undef TRX_US #undef TRX_UI static void trans_4_GLubyte_4ub_raw(GLubyte (*t)[4], const void *Ptr, GLuint stride, ARGS ) { const GLubyte *f = (GLubyte *) Ptr + SRC_START * stride; GLuint i; if (((((uintptr_t) f | (uintptr_t) 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(_3fn), 0, sizeof(TAB(_3fn)) ); memset( TAB(_4ub), 0, sizeof(TAB(_4ub)) ); memset( TAB(_4us), 0, sizeof(TAB(_4us)) ); memset( TAB(_4f), 0, sizeof(TAB(_4f)) ); memset( TAB(_4fn), 0, sizeof(TAB(_4fn)) ); 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_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(); TAB(_4ub)[4][TYPE_IDX(GL_UNSIGNED_BYTE)] = trans_4_GLubyte_4ub_raw; } #undef TAB #ifdef CLASS #undef CLASS #endif #undef ARGS #undef CHECK #undef SRC_START #undef DST_START #undef NEXT_F #undef NEXT_F2 void _math_init_translate( void ) { init_translate_raw(); } /** * Translate vector of values to GLfloat [1]. */ void _math_trans_1f(GLfloat *to, const void *ptr, GLuint stride, GLenum type, GLuint start, GLuint n ) { _math_trans_1f_tab[TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLuint [1]. */ void _math_trans_1ui(GLuint *to, const void *ptr, GLuint stride, GLenum type, GLuint start, GLuint n ) { _math_trans_1ui_tab[TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLubyte [1]. */ void _math_trans_1ub(GLubyte *to, const void *ptr, GLuint stride, GLenum type, GLuint start, GLuint n ) { _math_trans_1ub_tab[TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLubyte [4]. */ void _math_trans_4ub(GLubyte (*to)[4], const void *ptr, GLuint stride, GLenum type, GLuint size, GLuint start, GLuint n ) { _math_trans_4ub_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLchan [4]. */ void _math_trans_4chan( GLchan (*to)[4], const void *ptr, GLuint stride, GLenum type, GLuint size, GLuint start, GLuint n ) { #if CHAN_TYPE == GL_UNSIGNED_BYTE _math_trans_4ub( to, ptr, stride, type, size, start, n ); #elif CHAN_TYPE == GL_UNSIGNED_SHORT _math_trans_4us( to, ptr, stride, type, size, start, n ); #elif CHAN_TYPE == GL_FLOAT _math_trans_4fn( to, ptr, stride, type, size, start, n ); #endif } /** * Translate vector of values to GLushort [4]. */ void _math_trans_4us(GLushort (*to)[4], const void *ptr, GLuint stride, GLenum type, GLuint size, GLuint start, GLuint n ) { _math_trans_4us_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLfloat [4]. */ void _math_trans_4f(GLfloat (*to)[4], const void *ptr, GLuint stride, GLenum type, GLuint size, GLuint start, GLuint n ) { _math_trans_4f_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLfloat[4], normalized to [-1, 1]. */ void _math_trans_4fn(GLfloat (*to)[4], const void *ptr, GLuint stride, GLenum type, GLuint size, GLuint start, GLuint n ) { _math_trans_4fn_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n ); } /** * Translate vector of values to GLfloat[3], normalized to [-1, 1]. */ void _math_trans_3fn(GLfloat (*to)[3], const void *ptr, GLuint stride, GLenum type, GLuint start, GLuint n ) { _math_trans_3fn_tab[TYPE_IDX(type)]( to, ptr, stride, start, n ); }