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 |
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7 | #include "cr_spu.h"
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8 | #include "chromium.h"
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9 | #include "cr_error.h"
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10 | #include "cr_mem.h"
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11 | #include "cr_net.h"
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12 | #include "server_dispatch.h"
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13 | #include "server.h"
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14 |
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15 | static GLint __sizeQuery( GLenum map )
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16 | {
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17 | GLint get_values;
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18 | /* Windows compiler gets mad if variables might be uninitialized */
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19 | GLenum newmap = GL_PIXEL_MAP_I_TO_I_SIZE;
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20 |
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21 | switch( map )
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22 | {
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23 | case GL_PIXEL_MAP_I_TO_I:
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24 | newmap = GL_PIXEL_MAP_I_TO_I_SIZE;
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25 | break;
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26 | case GL_PIXEL_MAP_S_TO_S:
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27 | newmap = GL_PIXEL_MAP_S_TO_S_SIZE;
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28 | break;
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29 | case GL_PIXEL_MAP_I_TO_R:
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30 | newmap = GL_PIXEL_MAP_I_TO_R_SIZE;
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31 | break;
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32 | case GL_PIXEL_MAP_I_TO_G:
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33 | newmap = GL_PIXEL_MAP_I_TO_G_SIZE;
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34 | break;
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35 | case GL_PIXEL_MAP_I_TO_B:
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36 | newmap = GL_PIXEL_MAP_I_TO_B_SIZE;
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37 | break;
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38 | case GL_PIXEL_MAP_I_TO_A:
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39 | newmap = GL_PIXEL_MAP_I_TO_A_SIZE;
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40 | break;
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41 | case GL_PIXEL_MAP_R_TO_R:
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42 | newmap = GL_PIXEL_MAP_R_TO_R_SIZE;
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43 | break;
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44 | case GL_PIXEL_MAP_G_TO_G:
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45 | newmap = GL_PIXEL_MAP_G_TO_G_SIZE;
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46 | break;
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47 | case GL_PIXEL_MAP_B_TO_B:
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48 | newmap = GL_PIXEL_MAP_B_TO_B_SIZE;
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49 | break;
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50 | case GL_PIXEL_MAP_A_TO_A:
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51 | newmap = GL_PIXEL_MAP_A_TO_A_SIZE;
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52 | break;
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53 | default:
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54 | crError( "Bad map in crServerDispatchGetPixelMap: %d", map );
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55 | break;
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56 | }
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57 |
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58 | cr_server.head_spu->dispatch_table.GetIntegerv( newmap, &get_values );
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59 |
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60 | return get_values;
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61 | }
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62 |
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63 | void SERVER_DISPATCH_APIENTRY crServerDispatchGetPixelMapfv( GLenum map, GLfloat *values )
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64 | {
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65 | #ifdef CR_ARB_pixel_buffer_object
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66 | if (crStateIsBufferBound(GL_PIXEL_PACK_BUFFER_ARB))
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67 | {
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68 | GLvoid *pbo_offset;
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69 |
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70 | pbo_offset = (GLfloat*) ((uintptr_t) *((GLint*)values));
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71 |
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72 | cr_server.head_spu->dispatch_table.GetPixelMapfv( map, pbo_offset );
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73 | }
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74 | else
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75 | #endif
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76 | {
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77 | int size = sizeof( GLfloat );
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78 | int tabsize = __sizeQuery( map );
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79 | GLfloat *local_values;
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80 |
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81 | size *= tabsize;
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82 | local_values = (GLfloat*)crAlloc( size );
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83 |
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84 | cr_server.head_spu->dispatch_table.GetPixelMapfv( map, local_values );
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85 | crServerReturnValue( local_values, size );
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86 | crFree( local_values );
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87 | }
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88 | }
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89 |
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90 | void SERVER_DISPATCH_APIENTRY crServerDispatchGetPixelMapuiv( GLenum map, GLuint *values )
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91 | {
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92 | #ifdef CR_ARB_pixel_buffer_object
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93 | if (crStateIsBufferBound(GL_PIXEL_PACK_BUFFER_ARB))
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94 | {
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95 | GLvoid *pbo_offset;
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96 |
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97 | pbo_offset = (GLuint*) ((uintptr_t) *((GLint*)values));
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98 |
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99 | cr_server.head_spu->dispatch_table.GetPixelMapuiv( map, pbo_offset );
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100 | }
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101 | else
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102 | #endif
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103 | {
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104 | int size = sizeof( GLuint );
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105 | int tabsize = __sizeQuery( map );
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106 | GLuint *local_values;
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107 |
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108 | size *= tabsize;
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109 | local_values = (GLuint*)crAlloc( size );
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110 |
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111 | cr_server.head_spu->dispatch_table.GetPixelMapuiv( map, local_values );
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112 | crServerReturnValue( local_values, size );
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113 | crFree( local_values );
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114 | }
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115 | }
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116 |
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117 | void SERVER_DISPATCH_APIENTRY crServerDispatchGetPixelMapusv( GLenum map, GLushort *values )
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118 | {
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119 | #ifdef CR_ARB_pixel_buffer_object
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120 | if (crStateIsBufferBound(GL_PIXEL_PACK_BUFFER_ARB))
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121 | {
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122 | GLvoid *pbo_offset;
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123 |
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124 | pbo_offset = (GLushort*) ((uintptr_t) *((GLint*)values));
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125 |
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126 | cr_server.head_spu->dispatch_table.GetPixelMapusv( map, pbo_offset );
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127 | }
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128 | else
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129 | #endif
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130 | {
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131 | int size = sizeof( GLushort );
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132 | int tabsize = __sizeQuery( map );
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133 | GLushort *local_values;
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134 |
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135 | size *= tabsize;
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136 | local_values = (GLushort*)crAlloc( size );
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137 |
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138 | cr_server.head_spu->dispatch_table.GetPixelMapusv( map, local_values );
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139 | crServerReturnValue( local_values, size );
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140 | crFree( local_values );
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141 | }
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142 | }
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