e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync/* Copyright (c) 2001, Stanford University
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync * All rights reserved
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync *
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync * See the file LICENSE.txt for information on redistributing this software.
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync */
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync#include "packer.h"
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync#include "cr_error.h"
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync#include "cr_mem.h"
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsyncstatic int __gl_CallListsNumBytes( GLenum type )
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync{
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync switch( type )
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync {
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_BYTE:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_UNSIGNED_BYTE:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_2_BYTES:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync return 1;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_SHORT:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_UNSIGNED_SHORT:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_3_BYTES:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync return 2;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_INT:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_UNSIGNED_INT:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_FLOAT:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case GL_4_BYTES:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync return 4;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync default:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync return -1;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync }
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync}
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsyncvoid PACK_APIENTRY crPackCallListsSWAP(GLint n, GLenum type,
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync const GLvoid *lists )
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync{
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync unsigned char *data_ptr;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync int packet_length;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync GLshort *shortPtr;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync GLint *intPtr;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync int i;
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync int bytesPerList = __gl_CallListsNumBytes( type );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync int numBytes = bytesPerList * n;
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync if (numBytes < 0)
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync {
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync __PackError( __LINE__, __FILE__, GL_INVALID_ENUM,
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync "crPackCallLists(bad type)" );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync return;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync }
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync packet_length = sizeof( n ) +
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync sizeof( type ) +
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync numBytes;
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync data_ptr = (unsigned char *) crPackAlloc( packet_length );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 0, GLint, SWAP32(n) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 4, GLenum, SWAP32(type) );
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync crMemcpy( data_ptr + 8, lists, numBytes );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync shortPtr = (GLshort *) (data_ptr + 8);
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync intPtr = (GLint *) (data_ptr + 8);
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync if (bytesPerList > 1)
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync {
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync for ( i = 0 ; i < n ; i++)
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync {
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync switch( bytesPerList )
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync {
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case 2:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync *shortPtr = SWAP16(*shortPtr);
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync shortPtr+=1;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync break;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync case 4:
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync *intPtr = SWAP32(*intPtr);
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync intPtr+=1;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync break;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync }
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync }
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync }
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync crHugePacket( CR_CALLLISTS_OPCODE, data_ptr );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync crPackFree( data_ptr );
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync}
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsyncvoid PACK_APIENTRY crPackNewListSWAP( GLuint list, GLenum mode )
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync{
2f44080df90cb90c1e524d97c8e327b40298f3c6vboxsync CR_GET_PACKER_CONTEXT(pc);
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync unsigned char *data_ptr;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync (void) pc;
f3f69e0e8d6a713566e129aa3ab321b1e6b07fbcvboxsync CR_CMDBLOCK_BEGIN( pc, CRPACKBLOCKSTATE_OP_NEWLIST );
f3f69e0e8d6a713566e129aa3ab321b1e6b07fbcvboxsync CR_GET_BUFFERED_POINTER_NO_BEGINEND_FLUSH( pc, 16, GL_FALSE );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 0, GLint, SWAP32(16) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 4, GLenum, SWAP32(CR_NEWLIST_EXTEND_OPCODE) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 8, GLuint, SWAP32(list) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 12, GLenum, SWAP32(mode) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync pc->buffer.in_List = GL_TRUE;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync pc->buffer.holds_List = GL_TRUE;
2f44080df90cb90c1e524d97c8e327b40298f3c6vboxsync CR_UNLOCK_PACKER_CONTEXT(pc);
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync}
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsyncvoid PACK_APIENTRY crPackEndListSWAP( void )
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync{
2f44080df90cb90c1e524d97c8e327b40298f3c6vboxsync CR_GET_PACKER_CONTEXT(pc);
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync unsigned char *data_ptr;
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync (void) pc;
2f44080df90cb90c1e524d97c8e327b40298f3c6vboxsync CR_GET_BUFFERED_POINTER( pc, 8 );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 0, GLint, SWAP32(8) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_DATA( 4, GLenum, SWAP32(CR_ENDLIST_EXTEND_OPCODE) );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync WRITE_OPCODE( pc, CR_EXTEND_OPCODE );
a0d1e40cc56a54314af0a1a4b5e13905ffd78393vboxsync pc->buffer.in_List = GL_FALSE;
f3f69e0e8d6a713566e129aa3ab321b1e6b07fbcvboxsync CR_CMDBLOCK_END( pc, CRPACKBLOCKSTATE_OP_NEWLIST );
2f44080df90cb90c1e524d97c8e327b40298f3c6vboxsync CR_UNLOCK_PACKER_CONTEXT(pc);
e0e0c19eefceaf5d4ec40f9466b58a771f50e799vboxsync}