| 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 "server_dispatch.h"
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| 8 | #include "server.h"
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| 9 | #include "cr_error.h"
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| 10 | #include "cr_mem.h"
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| 11 |
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| 12 | void SERVER_DISPATCH_APIENTRY crServerDispatchSelectBuffer( GLsizei size, GLuint *buffer )
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| 13 | {
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| 14 | (void) size;
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| 15 | (void) buffer;
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| 16 | crError( "Unsupported network glSelectBuffer call." );
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| 17 | }
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| 18 |
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| 19 | void SERVER_DISPATCH_APIENTRY crServerDispatchGetChromiumParametervCR(GLenum target, GLuint index, GLenum type, GLsizei count, GLvoid *values)
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| 20 | {
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| 21 | GLubyte local_storage[4096];
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| 22 | GLint bytes = 0;
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| 23 |
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| 24 | switch (type) {
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| 25 | case GL_BYTE:
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| 26 | case GL_UNSIGNED_BYTE:
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| 27 | bytes = count * sizeof(GLbyte);
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| 28 | break;
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| 29 | case GL_SHORT:
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| 30 | case GL_UNSIGNED_SHORT:
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| 31 | bytes = count * sizeof(GLshort);
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| 32 | break;
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| 33 | case GL_INT:
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| 34 | case GL_UNSIGNED_INT:
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| 35 | bytes = count * sizeof(GLint);
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| 36 | break;
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| 37 | case GL_FLOAT:
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| 38 | bytes = count * sizeof(GLfloat);
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| 39 | break;
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| 40 | case GL_DOUBLE:
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| 41 | bytes = count * sizeof(GLdouble);
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| 42 | break;
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| 43 | default:
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| 44 | crError("Bad type in crServerDispatchGetChromiumParametervCR");
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| 45 | }
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| 46 |
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| 47 | CRASSERT(bytes >= 0);
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| 48 | CRASSERT(bytes < 4096);
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| 49 |
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| 50 | cr_server.head_spu->dispatch_table.GetChromiumParametervCR( target, index, type, count, local_storage );
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| 51 |
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| 52 | crServerReturnValue( local_storage, bytes );
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| 53 | }
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| 54 |
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| 55 | void SERVER_DISPATCH_APIENTRY crServerDispatchChromiumParametervCR(GLenum target, GLenum type, GLsizei count, const GLvoid *values)
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| 56 | {
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| 57 | CRMuralInfo *mural = cr_server.curClient->currentMural;
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| 58 | static int gather_connect_count = 0;
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| 59 |
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| 60 | switch (target) {
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| 61 | case GL_SET_MAX_VIEWPORT_CR:
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| 62 | {
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| 63 | GLint *maxDims = (GLint *)values;
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| 64 | cr_server.limits.maxViewportDims[0] = maxDims[0];
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| 65 | cr_server.limits.maxViewportDims[1] = maxDims[1];
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| 66 | }
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| 67 | break;
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| 68 |
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| 69 | case GL_TILE_INFO_CR:
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| 70 | /* message from tilesort SPU to set new tile bounds */
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| 71 | {
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| 72 | GLint numTiles, muralWidth, muralHeight, server, tiles;
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| 73 | GLint *tileBounds;
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| 74 | CRASSERT(count >= 4);
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| 75 | CRASSERT((count - 4) % 4 == 0); /* must be multiple of four */
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| 76 | CRASSERT(type == GL_INT);
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| 77 | numTiles = (count - 4) / 4;
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| 78 | tileBounds = (GLint *) values;
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| 79 | server = tileBounds[0];
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| 80 | muralWidth = tileBounds[1];
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| 81 | muralHeight = tileBounds[2];
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| 82 | tiles = tileBounds[3];
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| 83 | CRASSERT(tiles == numTiles);
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| 84 | tileBounds += 4; /* skip over header values */
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| 85 | /*crServerNewMuralTiling(mural, muralWidth, muralHeight, numTiles, tileBounds);
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| 86 | mural->viewportValidated = GL_FALSE;*/
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| 87 | }
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| 88 | break;
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| 89 |
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| 90 | case GL_GATHER_DRAWPIXELS_CR:
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| 91 | if (cr_server.only_swap_once && cr_server.curClient != cr_server.clients[0])
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| 92 | break;
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| 93 | cr_server.head_spu->dispatch_table.ChromiumParametervCR( target, type, count, values );
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| 94 | break;
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| 95 |
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| 96 | case GL_GATHER_CONNECT_CR:
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| 97 | /*
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| 98 | * We want the last connect to go through,
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| 99 | * otherwise we might deadlock in CheckWindowSize()
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| 100 | * in the readback spu
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| 101 | */
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| 102 | gather_connect_count++;
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| 103 | if (cr_server.only_swap_once && (gather_connect_count != cr_server.numClients))
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| 104 | {
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| 105 | break;
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| 106 | }
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| 107 | cr_server.head_spu->dispatch_table.ChromiumParametervCR( target, type, count, values );
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| 108 | gather_connect_count = 0;
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| 109 | break;
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| 110 |
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| 111 | case GL_SERVER_VIEW_MATRIX_CR:
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| 112 | /* Set this server's view matrix which will get premultiplied onto the
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| 113 | * modelview matrix. For non-planar tilesort and stereo.
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| 114 | */
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| 115 | CRASSERT(count == 18);
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| 116 | CRASSERT(type == GL_FLOAT);
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| 117 | /* values[0] is the server index. Ignored here but used in tilesort SPU */
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| 118 | /* values[1] is the left/right eye index (0 or 1) */
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| 119 | {
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| 120 | const GLfloat *v = (const GLfloat *) values;
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| 121 | const int eye = v[1] == 0.0 ? 0 : 1;
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| 122 | crMatrixInitFromFloats(&cr_server.viewMatrix[eye], v + 2);
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| 123 |
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| 124 | crDebug("Got GL_SERVER_VIEW_MATRIX_CR:\n"
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| 125 | " %f %f %f %f\n"
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| 126 | " %f %f %f %f\n"
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| 127 | " %f %f %f %f\n"
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| 128 | " %f %f %f %f",
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| 129 | cr_server.viewMatrix[eye].m00,
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| 130 | cr_server.viewMatrix[eye].m10,
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| 131 | cr_server.viewMatrix[eye].m20,
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| 132 | cr_server.viewMatrix[eye].m30,
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| 133 | cr_server.viewMatrix[eye].m01,
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| 134 | cr_server.viewMatrix[eye].m11,
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| 135 | cr_server.viewMatrix[eye].m21,
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| 136 | cr_server.viewMatrix[eye].m31,
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| 137 | cr_server.viewMatrix[eye].m02,
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| 138 | cr_server.viewMatrix[eye].m12,
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| 139 | cr_server.viewMatrix[eye].m22,
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| 140 | cr_server.viewMatrix[eye].m32,
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| 141 | cr_server.viewMatrix[eye].m03,
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| 142 | cr_server.viewMatrix[eye].m13,
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| 143 | cr_server.viewMatrix[eye].m23,
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| 144 | cr_server.viewMatrix[eye].m33);
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| 145 | }
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| 146 | cr_server.viewOverride = GL_TRUE;
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| 147 | break;
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| 148 |
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| 149 | case GL_SERVER_PROJECTION_MATRIX_CR:
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| 150 | /* Set this server's projection matrix which will get replace the user's
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| 151 | * projection matrix. For non-planar tilesort and stereo.
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| 152 | */
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| 153 | CRASSERT(count == 18);
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| 154 | CRASSERT(type == GL_FLOAT);
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| 155 | /* values[0] is the server index. Ignored here but used in tilesort SPU */
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| 156 | /* values[1] is the left/right eye index (0 or 1) */
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| 157 | {
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| 158 | const GLfloat *v = (const GLfloat *) values;
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| 159 | const int eye = v[1] == 0.0 ? 0 : 1;
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| 160 | crMatrixInitFromFloats(&cr_server.projectionMatrix[eye], v + 2);
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| 161 |
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| 162 | crDebug("Got GL_SERVER_PROJECTION_MATRIX_CR:\n"
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| 163 | " %f %f %f %f\n"
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| 164 | " %f %f %f %f\n"
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| 165 | " %f %f %f %f\n"
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| 166 | " %f %f %f %f",
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| 167 | cr_server.projectionMatrix[eye].m00,
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| 168 | cr_server.projectionMatrix[eye].m10,
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| 169 | cr_server.projectionMatrix[eye].m20,
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| 170 | cr_server.projectionMatrix[eye].m30,
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| 171 | cr_server.projectionMatrix[eye].m01,
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| 172 | cr_server.projectionMatrix[eye].m11,
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| 173 | cr_server.projectionMatrix[eye].m21,
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| 174 | cr_server.projectionMatrix[eye].m31,
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| 175 | cr_server.projectionMatrix[eye].m02,
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| 176 | cr_server.projectionMatrix[eye].m12,
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| 177 | cr_server.projectionMatrix[eye].m22,
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| 178 | cr_server.projectionMatrix[eye].m32,
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| 179 | cr_server.projectionMatrix[eye].m03,
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| 180 | cr_server.projectionMatrix[eye].m13,
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| 181 | cr_server.projectionMatrix[eye].m23,
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| 182 | cr_server.projectionMatrix[eye].m33);
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| 183 |
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| 184 | if (cr_server.projectionMatrix[eye].m33 == 0.0f) {
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| 185 | float x = cr_server.projectionMatrix[eye].m00;
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| 186 | float y = cr_server.projectionMatrix[eye].m11;
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| 187 | float a = cr_server.projectionMatrix[eye].m20;
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| 188 | float b = cr_server.projectionMatrix[eye].m21;
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| 189 | float c = cr_server.projectionMatrix[eye].m22;
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| 190 | float d = cr_server.projectionMatrix[eye].m32;
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| 191 | float znear = -d / (1.0f - c);
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| 192 | float zfar = (c - 1.0f) * znear / (c + 1.0f);
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| 193 | float left = znear * (a - 1.0f) / x;
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| 194 | float right = 2.0f * znear / x + left;
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| 195 | float bottom = znear * (b - 1.0f) / y;
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| 196 | float top = 2.0f * znear / y + bottom;
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| 197 | crDebug("Frustum: left, right, bottom, top, near, far: %f, %f, %f, %f, %f, %f", left, right, bottom, top, znear, zfar);
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| 198 | }
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| 199 | else {
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| 200 | /* Todo: Add debug output for orthographic projection*/
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| 201 | }
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| 202 |
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| 203 | }
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| 204 | cr_server.projectionOverride = GL_TRUE;
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| 205 | break;
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| 206 |
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| 207 | default:
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| 208 | /* Pass the parameter info to the head SPU */
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| 209 | cr_server.head_spu->dispatch_table.ChromiumParametervCR( target, type, count, values );
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| 210 | break;
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| 211 | }
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| 212 | }
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| 213 |
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| 214 |
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| 215 | void SERVER_DISPATCH_APIENTRY crServerDispatchChromiumParameteriCR(GLenum target, GLint value)
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| 216 | {
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| 217 | switch (target) {
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| 218 | case GL_SHARED_DISPLAY_LISTS_CR:
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| 219 | cr_server.sharedDisplayLists = value;
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| 220 | break;
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| 221 | case GL_SHARED_TEXTURE_OBJECTS_CR:
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| 222 | cr_server.sharedTextureObjects = value;
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| 223 | break;
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| 224 | case GL_SHARED_PROGRAMS_CR:
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| 225 | cr_server.sharedPrograms = value;
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| 226 | break;
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| 227 | case GL_SERVER_CURRENT_EYE_CR:
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| 228 | cr_server.currentEye = value ? 1 : 0;
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| 229 | break;
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| 230 | default:
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| 231 | /* Pass the parameter info to the head SPU */
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| 232 | cr_server.head_spu->dispatch_table.ChromiumParameteriCR( target, value );
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| 233 | }
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| 234 | }
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| 235 |
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| 236 |
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| 237 | void SERVER_DISPATCH_APIENTRY crServerDispatchChromiumParameterfCR(GLenum target, GLfloat value)
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| 238 | {
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| 239 | switch (target) {
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| 240 | case GL_SHARED_DISPLAY_LISTS_CR:
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| 241 | cr_server.sharedDisplayLists = (int) value;
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| 242 | break;
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| 243 | case GL_SHARED_TEXTURE_OBJECTS_CR:
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| 244 | cr_server.sharedTextureObjects = (int) value;
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| 245 | break;
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| 246 | case GL_SHARED_PROGRAMS_CR:
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| 247 | cr_server.sharedPrograms = (int) value;
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| 248 | break;
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| 249 | default:
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| 250 | /* Pass the parameter info to the head SPU */
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| 251 | cr_server.head_spu->dispatch_table.ChromiumParameterfCR( target, value );
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| 252 | }
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| 253 | }
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| 254 |
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| 255 | void crServerCreateInfoDeleteCB(void *data)
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| 256 | {
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| 257 | CRCreateInfo_t *pCreateInfo = (CRCreateInfo_t *) data;
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| 258 | if (pCreateInfo->pszDpyName)
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| 259 | crFree(pCreateInfo->pszDpyName);
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| 260 | }
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| 261 |
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| 262 | GLint crServerGenerateID(GLint *pCounter)
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| 263 | {
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| 264 | return (*pCounter)++;
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| 265 | }
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| 266 |
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