revision 198:627220aa0e3b
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raw | bz2 | zip | gz changeset | 198:627220aa0e3b |
parent | 197:f65ff8c8320d |
child | 199:4433d9c1638c |
author | nkeynes |
date | Sun Aug 06 03:36:51 2006 +0000 (17 years ago) |
Add tile clip parsing
src/pvr2/tacore.c | view | annotate | diff | log |
1.1 --- a/src/pvr2/tacore.c Sun Aug 06 02:47:08 2006 +00001.2 +++ b/src/pvr2/tacore.c Sun Aug 06 03:36:51 2006 +00001.3 @@ -1,5 +1,5 @@1.4 /**1.5 - * $Id: tacore.c,v 1.3 2006-08-05 00:02:41 nkeynes Exp $1.6 + * $Id: tacore.c,v 1.4 2006-08-06 03:36:51 nkeynes Exp $1.7 *1.8 * PVR2 Tile Accelerator implementation1.9 *1.10 @@ -133,6 +133,7 @@1.11 uint32_t current_tile_matrix; /* Memory location of the first tile for the current list. */1.12 uint32_t current_tile_size; /* Size of the tile matrix space in 32-bit words (0/8/16/32)*/1.13 uint32_t intensity1, intensity2;1.14 + struct tile_bounds clip;1.15 /**1.16 * Current working object1.17 */1.18 @@ -185,10 +186,14 @@1.19 ta_status.max_vertex = 3;1.20 ta_status.last_triangle_bounds.x1 = -1;1.21 ta_status.accept_vertexes = TRUE;1.22 -1.23 + ta_status.clip.x1 = 0;1.24 + ta_status.clip.y1 = 0;1.25 +1.26 uint32_t size = MMIO_READ( PVR2, TA_TILESIZE );1.27 ta_status.width = (size & 0xFFFF) + 1;1.28 ta_status.height = (size >> 16) + 1;1.29 + ta_status.clip.x2 = ta_status.width-1;1.30 + ta_status.clip.y2 = ta_status.height-1;1.31 uint32_t control = MMIO_READ( PVR2, TA_TILECFG );1.32 ta_status.tilelist_dir = (control >> 20) & 0x01;1.33 ta_status.tilelist_size = tilematrix_sizes[ (control & 0x03) ];1.34 @@ -987,7 +992,16 @@1.35 case TA_CMD_END_LIST:1.36 ta_end_list();1.37 break;1.38 - case TA_CMD_CLIP: /* TODO */1.39 + case TA_CMD_CLIP:1.40 + if( ta_status.state == STATE_IN_POLYGON ) {1.41 + asic_event( EVENT_PVR_BAD_INPUT );1.42 + asic_event( EVENT_TA_ERROR );1.43 + /* Enter stuffed up mode */1.44 + }1.45 + ta_status.clip.x1 = data[4].i & 0x3F;1.46 + ta_status.clip.y1 = data[5].i & 0x0F;1.47 + ta_status.clip.x2 = data[6].i & 0x3F;1.48 + ta_status.clip.y2 = data[7].i & 0x0F;1.49 break;1.50 case TA_CMD_POLYGON_CONTEXT:1.51 if( ta_status.state == STATE_IDLE ) {
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