| 1 | # Copyright (c) 2001, Stanford University
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| 2 | # All rights reserved.
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| 3 | #
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| 4 | # See the file LICENSE.txt for information on redistributing this software.
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| 5 |
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| 6 | from __future__ import print_function
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| 7 | import sys
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| 8 |
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| 9 | # Two different paths to the packer and opengl_stub directories since this
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| 10 | # script will be called from both cr/state_tracker/ and cr/spu/tilesort/.
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| 11 | sys.path.append( '../packer' )
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| 12 | sys.path.append( '../../packer' )
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| 13 | sys.path.append( '../glapi_parser' )
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| 14 | sys.path.append( '../../glapi_parser' )
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| 15 | from pack_currenttypes import *
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| 16 | import apiutil
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| 17 |
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| 18 | apiutil.CopyrightC()
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| 19 |
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| 20 | print('''
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| 21 | #include "state/cr_statetypes.h"
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| 22 |
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| 23 | static double __read_double( const void *src )
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| 24 | {
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| 25 | const unsigned int *ui = (const unsigned int *) src;
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| 26 | double d;
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| 27 | ((unsigned int *) &d)[0] = ui[0];
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| 28 | ((unsigned int *) &d)[1] = ui[1];
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| 29 | return d;
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| 30 | }
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| 31 | ''')
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| 32 |
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| 33 | for k in sorted(gltypes.keys()):
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| 34 | for i in range(1,5):
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| 35 | print('static void __convert_%s%d (GLfloat *dst, const %s *src) {' % (k,i,gltypes[k]['type']))
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| 36 | if k == 'd':
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| 37 | for j in range(i-1):
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| 38 | print('\t*dst++ = (GLfloat) __read_double(src++);')
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| 39 | print('\t*dst = (GLfloat) __read_double(src);')
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| 40 | else:
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| 41 | for j in range(i-1):
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| 42 | print('\t*dst++ = (GLfloat) *src++;')
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| 43 | print('\t*dst = (GLfloat) *src;')
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| 44 | print('}\n')
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| 45 |
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| 46 | scale = {
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| 47 | 'ub' : 'CR_MAXUBYTE',
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| 48 | 'b' : 'CR_MAXBYTE',
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| 49 | 'us' : 'CR_MAXUSHORT',
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| 50 | 's' : 'CR_MAXSHORT',
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| 51 | 'ui' : 'CR_MAXUINT',
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| 52 | 'i' : 'CR_MAXINT',
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| 53 | 'f' : '',
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| 54 | 'd' : ''
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| 55 | }
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| 56 |
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| 57 | for k in sorted(gltypes.keys()):
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| 58 | if k != 'f' and k != 'd' and k != 'l':
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| 59 | if k[0:1] == "N":
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| 60 | k2 = k[1:]
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| 61 | else:
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| 62 | k2 = k
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| 63 | for i in range(1,5):
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| 64 | print('static void __convert_rescale_%s%d (GLfloat *dst, const %s *src) {' % (k,i,gltypes[k2]['type']))
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| 65 | for j in range(i-1):
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| 66 | print('\t*dst++ = ((GLfloat) *src++) / %s;' % scale[k2])
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| 67 | print('\t*dst = ((GLfloat) *src) / %s;' % scale[k2])
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| 68 | print('}\n')
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| 69 |
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| 70 | print('''
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| 71 |
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| 72 | static void __convert_boolean (GLboolean *dst, const GLboolean *src) {
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| 73 | *dst = *src;
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| 74 | }
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| 75 | ''')
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