0,0 → 1,265 |
/* |
* Mesa 3-D graphics library |
* |
* 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 Templates for vector conversions. |
* \author Keith Whitwell. |
*/ |
|
#ifdef DEST_4F |
static void DEST_4F( GLfloat (*t)[4], |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
|
(void) first; |
(void) start; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
if (SZ >= 1) t[i][0] = TRX_4F(f, 0); |
if (SZ >= 2) t[i][1] = TRX_4F(f, 1); |
if (SZ >= 3) t[i][2] = TRX_4F(f, 2); |
if (SZ == 4) t[i][3] = TRX_4F(f, 3); else t[i][3] = 1.0; |
} |
} |
#endif |
|
|
|
#ifdef DEST_4FN |
static void DEST_4FN( GLfloat (*t)[4], |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
|
(void) first; |
(void) start; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
if (SZ >= 1) t[i][0] = TRX_4FN(f, 0); |
if (SZ >= 2) t[i][1] = TRX_4FN(f, 1); |
if (SZ >= 3) t[i][2] = TRX_4FN(f, 2); |
if (SZ == 4) t[i][3] = TRX_4FN(f, 3); else t[i][3] = 1.0; |
} |
} |
#endif |
|
|
#ifdef DEST_3FN |
static void DEST_3FN( GLfloat (*t)[3], |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
(void) first; |
(void) start; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
t[i][0] = TRX_3FN(f, 0); |
t[i][1] = TRX_3FN(f, 1); |
t[i][2] = TRX_3FN(f, 2); |
} |
} |
#endif |
|
#ifdef DEST_1F |
static void DEST_1F( GLfloat *t, |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
(void) first; |
(void) start; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
t[i] = TRX_1F(f, 0); |
} |
} |
#endif |
|
#ifdef DEST_4UB |
static void DEST_4UB( GLubyte (*t)[4], |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
(void) start; |
(void) first; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
if (SZ >= 1) TRX_UB(t[i][0], f, 0); |
if (SZ >= 2) TRX_UB(t[i][1], f, 1); |
if (SZ >= 3) TRX_UB(t[i][2], f, 2); |
if (SZ == 4) TRX_UB(t[i][3], f, 3); else t[i][3] = 255; |
} |
} |
#endif |
|
|
#ifdef DEST_4US |
static void DEST_4US( GLushort (*t)[4], |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ((GLubyte *) ptr + SRC_START * stride); |
const GLubyte *first = f; |
GLuint i; |
(void) start; |
(void) first; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
if (SZ >= 1) TRX_US(t[i][0], f, 0); |
if (SZ >= 2) TRX_US(t[i][1], f, 1); |
if (SZ >= 3) TRX_US(t[i][2], f, 2); |
if (SZ == 4) TRX_US(t[i][3], f, 3); else t[i][3] = 65535; |
} |
} |
#endif |
|
|
#ifdef DEST_1UB |
static void DEST_1UB( GLubyte *t, |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
(void) start; |
(void) first; |
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
TRX_UB(t[i], f, 0); |
} |
} |
#endif |
|
|
#ifdef DEST_1UI |
static void DEST_1UI( GLuint *t, |
const void *ptr, |
GLuint stride, |
ARGS ) |
{ |
const GLubyte *f = (GLubyte *) ptr + SRC_START * stride; |
const GLubyte *first = f; |
GLuint i; |
(void) start; |
(void) first; |
|
for (i = DST_START ; i < n ; i++, NEXT_F) { |
NEXT_F2; |
t[i] = TRX_UI(f, 0); |
} |
} |
#endif |
|
|
static void INIT(void) |
{ |
#ifdef DEST_1UI |
assert(SZ == 1); |
TAB(_1ui)[SRC_IDX] = DEST_1UI; |
#endif |
#ifdef DEST_1UB |
assert(SZ == 1); |
TAB(_1ub)[SRC_IDX] = DEST_1UB; |
#endif |
#ifdef DEST_1F |
assert(SZ == 1); |
TAB(_1f)[SRC_IDX] = DEST_1F; |
#endif |
#ifdef DEST_3FN |
assert(SZ == 3); |
TAB(_3fn)[SRC_IDX] = DEST_3FN; |
#endif |
#ifdef DEST_4UB |
TAB(_4ub)[SZ][SRC_IDX] = DEST_4UB; |
#endif |
#ifdef DEST_4US |
TAB(_4us)[SZ][SRC_IDX] = DEST_4US; |
#endif |
#ifdef DEST_4F |
TAB(_4f)[SZ][SRC_IDX] = DEST_4F; |
#endif |
#ifdef DEST_4FN |
TAB(_4fn)[SZ][SRC_IDX] = DEST_4FN; |
#endif |
|
} |
|
|
#ifdef INIT |
#undef INIT |
#endif |
#ifdef DEST_1UI |
#undef DEST_1UI |
#endif |
#ifdef DEST_1UB |
#undef DEST_1UB |
#endif |
#ifdef DEST_4UB |
#undef DEST_4UB |
#endif |
#ifdef DEST_4US |
#undef DEST_4US |
#endif |
#ifdef DEST_3FN |
#undef DEST_3FN |
#endif |
#ifdef DEST_4F |
#undef DEST_4F |
#endif |
#ifdef DEST_4FN |
#undef DEST_4FN |
#endif |
#ifdef DEST_1F |
#undef DEST_1F |
#endif |
#ifdef SZ |
#undef SZ |
#endif |
#ifdef TAG |
#undef TAG |
#endif |
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