| 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 "packer.h"
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| 8 | #include "cr_opcodes.h"
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| 9 | #include "cr_error.h"
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| 10 | #include "iprt/types.h"
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| 11 |
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| 12 | #define UNUSED(x) ((void)(x))
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| 13 | /**
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| 14 | * \mainpage Packer
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| 15 | *
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| 16 | * \section PackerIntroduction Introduction
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| 17 | *
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| 18 | * Chromium consists of all the top-level files in the cr
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| 19 | * directory. The packer module basically takes care of API dispatch,
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| 20 | * and OpenGL state management.
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| 21 | *
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| 22 | */
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| 23 |
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| 24 | void PACK_APIENTRY crPackVertexPointer( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer )
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| 25 | {
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| 26 | /* Packing this command is only useful if we have server-side vertex
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| 27 | * arrays - GL_ARB_vertex_buffer_object. Note that pointer will really
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| 28 | * be an offset into a server-side buffer.
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| 29 | * @todo Because of that we'd only transfer lowest 32bit as there're no 4gb+VBOs (yet?).
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| 30 | * Look at glgets regarding max vertices in arrays.
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| 31 | */
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| 32 | CR_GET_PACKER_CONTEXT(pc);
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| 33 | unsigned char *data_ptr;
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| 34 | int packet_length = 24;
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| 35 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 36 | WRITE_DATA( 0, GLint, packet_length );
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| 37 | WRITE_DATA( 4, GLenum, CR_VERTEXPOINTER_EXTEND_OPCODE );
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| 38 | WRITE_DATA( 8, GLint, size );
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| 39 | WRITE_DATA( 12, GLenum, type );
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| 40 | WRITE_DATA( 16, GLsizei, stride );
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| 41 | WRITE_DATA( 20, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 42 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 43 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 44 | }
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| 45 |
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| 46 | void PACK_APIENTRY crPackColorPointer( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer )
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| 47 | {
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| 48 | CR_GET_PACKER_CONTEXT(pc);
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| 49 | unsigned char *data_ptr;
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| 50 | int packet_length = 24;
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| 51 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 52 | WRITE_DATA( 0, GLint, packet_length );
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| 53 | WRITE_DATA( 4, GLenum, CR_COLORPOINTER_EXTEND_OPCODE );
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| 54 | WRITE_DATA( 8, GLint, size );
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| 55 | WRITE_DATA( 12, GLenum, type );
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| 56 | WRITE_DATA( 16, GLsizei, stride );
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| 57 | WRITE_DATA( 20, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 58 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 59 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 60 | }
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| 61 |
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| 62 | void PACK_APIENTRY crPackNormalPointer( GLenum type, GLsizei stride, const GLvoid *pointer )
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| 63 | {
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| 64 | CR_GET_PACKER_CONTEXT(pc);
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| 65 | unsigned char *data_ptr;
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| 66 | int packet_length = 20;
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| 67 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 68 | WRITE_DATA( 0, GLint, packet_length );
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| 69 | WRITE_DATA( 4, GLenum, CR_NORMALPOINTER_EXTEND_OPCODE );
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| 70 | WRITE_DATA( 8, GLenum, type );
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| 71 | WRITE_DATA( 12, GLsizei, stride );
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| 72 | WRITE_DATA( 16, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 73 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 74 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 75 | }
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| 76 |
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| 77 | void PACK_APIENTRY crPackTexCoordPointer( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer )
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| 78 | {
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| 79 | CR_GET_PACKER_CONTEXT(pc);
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| 80 | unsigned char *data_ptr;
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| 81 | int packet_length = 24;
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| 82 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 83 | WRITE_DATA( 0, GLint, packet_length );
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| 84 | WRITE_DATA( 4, GLenum, CR_TEXCOORDPOINTER_EXTEND_OPCODE );
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| 85 | WRITE_DATA( 8, GLint, size );
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| 86 | WRITE_DATA( 12, GLenum, type );
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| 87 | WRITE_DATA( 16, GLsizei, stride );
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| 88 | WRITE_DATA( 20, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 89 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 90 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 91 | }
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| 92 |
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| 93 | void PACK_APIENTRY crPackEdgeFlagPointer( GLsizei stride, const GLvoid *pointer )
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| 94 | {
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| 95 | CR_GET_PACKER_CONTEXT(pc);
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| 96 | unsigned char *data_ptr;
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| 97 | int packet_length = 16;
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| 98 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 99 | WRITE_DATA( 0, GLint, packet_length );
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| 100 | WRITE_DATA( 4, GLenum, CR_EDGEFLAGPOINTER_EXTEND_OPCODE );
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| 101 | WRITE_DATA( 8, GLsizei, stride );
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| 102 | WRITE_DATA( 12, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 103 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 104 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 105 | }
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| 106 |
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| 107 | void PACK_APIENTRY crPackIndexPointer( GLenum type, GLsizei stride, const GLvoid *pointer )
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| 108 | {
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| 109 | CR_GET_PACKER_CONTEXT(pc);
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| 110 | unsigned char *data_ptr;
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| 111 | int packet_length = 20;
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| 112 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 113 | WRITE_DATA( 0, GLint, packet_length );
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| 114 | WRITE_DATA( 4, GLenum, CR_INDEXPOINTER_EXTEND_OPCODE );
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| 115 | WRITE_DATA( 8, GLenum, type );
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| 116 | WRITE_DATA( 12, GLsizei, stride );
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| 117 | WRITE_DATA( 16, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 118 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 119 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 120 | }
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| 121 |
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| 122 | void PACK_APIENTRY crPackSecondaryColorPointerEXT( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer )
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| 123 | {
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| 124 | CR_GET_PACKER_CONTEXT(pc);
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| 125 | unsigned char *data_ptr;
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| 126 | int packet_length = 24;
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| 127 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 128 | WRITE_DATA( 0, GLint, packet_length );
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| 129 | WRITE_DATA( 4, GLenum, CR_SECONDARYCOLORPOINTEREXT_EXTEND_OPCODE );
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| 130 | WRITE_DATA( 8, GLint, size );
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| 131 | WRITE_DATA( 12, GLenum, type );
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| 132 | WRITE_DATA( 16, GLsizei, stride );
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| 133 | WRITE_DATA( 20, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 134 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 135 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 136 | }
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| 137 |
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| 138 | void PACK_APIENTRY crPackFogCoordPointerEXT( GLenum type, GLsizei stride, const GLvoid * pointer )
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| 139 | {
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| 140 | CR_GET_PACKER_CONTEXT(pc);
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| 141 | unsigned char *data_ptr;
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| 142 | int packet_length = 20;
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| 143 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 144 | WRITE_DATA( 0, GLint, packet_length );
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| 145 | WRITE_DATA( 4, GLenum, CR_FOGCOORDPOINTEREXT_EXTEND_OPCODE );
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| 146 | WRITE_DATA( 8, GLenum, type );
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| 147 | WRITE_DATA( 12, GLsizei, stride );
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| 148 | WRITE_DATA( 16, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 149 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 150 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 151 | }
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| 152 |
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| 153 | void PACK_APIENTRY crPackVertexAttribPointerARB( GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer )
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| 154 | {
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| 155 | CR_GET_PACKER_CONTEXT(pc);
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| 156 | unsigned char *data_ptr;
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| 157 | int packet_length = 32;
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| 158 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 159 | WRITE_DATA( 0, GLint, packet_length );
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| 160 | WRITE_DATA( 4, GLenum, CR_VERTEXATTRIBPOINTERARB_EXTEND_OPCODE );
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| 161 | WRITE_DATA( 8, GLint, index );
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| 162 | WRITE_DATA( 12, GLint, size );
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| 163 | WRITE_DATA( 16, GLenum, type );
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| 164 | WRITE_DATA( 20, GLboolean, normalized );
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| 165 | WRITE_DATA( 24, GLsizei, stride );
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| 166 | WRITE_DATA( 28, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 167 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 168 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 169 | }
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| 170 |
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| 171 | void PACK_APIENTRY crPackVertexAttribPointerNV( GLuint index, GLint size, GLenum type, GLsizei stride, const GLvoid *pointer )
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| 172 | {
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| 173 | CR_GET_PACKER_CONTEXT(pc);
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| 174 | unsigned char *data_ptr;
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| 175 | int packet_length = 28;
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| 176 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 177 | WRITE_DATA( 0, GLint, packet_length );
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| 178 | WRITE_DATA( 4, GLenum, CR_VERTEXATTRIBPOINTERNV_EXTEND_OPCODE );
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| 179 | WRITE_DATA( 8, GLint, index );
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| 180 | WRITE_DATA( 12, GLint, size );
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| 181 | WRITE_DATA( 16, GLenum, type );
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| 182 | WRITE_DATA( 20, GLsizei, stride );
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| 183 | WRITE_DATA( 24, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 184 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 185 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 186 | }
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| 187 |
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| 188 | void PACK_APIENTRY crPackInterleavedArrays( GLenum format, GLsizei stride, const GLvoid *pointer )
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| 189 | {
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| 190 | CR_GET_PACKER_CONTEXT(pc);
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| 191 | unsigned char *data_ptr;
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| 192 | int packet_length = 20;
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| 193 | CR_GET_BUFFERED_POINTER( pc, packet_length );
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| 194 | WRITE_DATA( 0, GLint, packet_length );
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| 195 | WRITE_DATA( 4, GLenum, CR_INTERLEAVEDARRAYS_EXTEND_OPCODE );
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| 196 | WRITE_DATA( 8, GLenum, format );
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| 197 | WRITE_DATA( 12, GLsizei, stride );
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| 198 | WRITE_DATA( 16, GLuint, (GLuint) ((uintptr_t) pointer) );
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| 199 | WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
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| 200 | CR_UNLOCK_PACKER_CONTEXT(pc);
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| 201 | }
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| 202 |
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| 203 |
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| 204 | void PACK_APIENTRY crPackVertexArrayRangeNV( GLsizei length, const GLvoid *pointer )
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| 205 | {
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| 206 | UNUSED( length );
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| 207 | UNUSED( pointer );
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| 208 | crWarning( "Unimplemented crPackVertexArrayRangeNV" );
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| 209 | }
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