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adding DMA acc function SCREEN_TO_SCREEN_SCALED_FILTERED_BLIT (in progress). The videonode turns out to be a nice playground to test it with, so I can set it up. Also it looks like I'm going to need it because I can't get a B_YCbCr422 connection going on R5 or dano (negotiation seems to fail).

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15424 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2005-12-08 20:01:52 +00:00
parent 1cf70f2e66
commit a89d836024
2 changed files with 64 additions and 2 deletions
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2
src/add-ons/accelerants/nvidia/GetAccelerantHook.c
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@ -123,7 +123,7 @@ void * get_accelerant_hook(uint32 feature, void *data)
/* not (yet) used by the app_server:
* so just for application use (BWindowScreen) */
// CHKA(SCREEN_TO_SCREEN_TRANSPARENT_BLIT);
// CHKA(SCREEN_TO_SCREEN_SCALED_FILTERED_BLIT;
// CHKA(SCREEN_TO_SCREEN_SCALED_FILTERED_BLIT);
}
/* Return a null pointer for any feature we don't understand. */

64
src/add-ons/accelerants/nvidia/engine/nv_acc_dma.c
View File

@ -1,7 +1,7 @@
/* NV Acceleration functions */
/* Author:
Rudolf Cornelissen 8/2003-11/2005.
Rudolf Cornelissen 8/2003-12/2005.
This code was possible thanks to:
- the Linux XFree86 NV driver,
@ -1761,6 +1761,68 @@ void SCREEN_TO_SCREEN_BLIT_DMA(engine_token *et, blit_params *list, uint32 count
si->engine.threeD.reload = 0xffffffff;
}
/* scaled and filtered screen to screen blit - i.e. video playback without overlay */
//fixme: setup command #0x77 handle and define, pgm in FIFO in 'nv_acc_init_dma'...
//fixme: add 0x77 in nv_acc_assert_fifo_dma..
//fixme? checkout NV5 and NV10 version of cmd: faster?? (or is 0x77 a 'autoselect' version?)
void SCREEN_TO_SCREEN_SCALED_FILTERED_BLIT_DMA(engine_token *et, scaled_blit_params *list, uint32 count)
{
uint32 cmd_depth;
/*** init acc engine for scaled filtered blit function ***/
/* Set pixel width */
switch(si->dm.space)
{
case B_RGB15_LITTLE:
cmd_depth = 0x00000002;
break;
case B_RGB16_LITTLE:
cmd_depth = 0x00000007;
break;
case B_RGB32_LITTLE:
case B_RGBA32_LITTLE:
cmd_depth = 0x00000004;
break;
/* fixme sometime:
* we could do the spaces below if this function would be modified to be able
* to use a source outside of the desktop, i.e. using offscreen bitmaps... */
case B_YCbCr422:
cmd_depth = 0x00000005;
break;
case B_YUV422:
cmd_depth = 0x00000006;
break;
default:
/* note: this function does not support src or dest in the B_CMAP8 space! */
//fixme: the NV10 version of this cmd supports B_CMAP8 src though... (checkout)
LOG(8,("ACC_DMA: scaled_filtered_blit, invalid bit depth\n"));
return;
}
/* TNT1 has fixed operation mode 'SRCcopy' while the rest can be programmed: */
if (si->ps.card_type != NV04)
{
/* wait for room in fifo for cmds if needed. */
if (nv_acc_fifofree_dma(3) != B_OK) return;
/* now setup source bitmap colorspace */
nv_acc_cmd_dma(NV_SCALED_IMAGE_FROM_MEMORY, NV_SCALED_IMAGE_FROM_MEMORY_SETCOLORFORMAT, 2);
((uint32*)(si->dma_buffer))[si->engine.dma.current++] = cmd_depth; /* SetColorFormat */
/* now setup operation mode to SRCcopy */
((uint32*)(si->dma_buffer))[si->engine.dma.current++] = 0x00000003; /* SetOperation */
}
else
{
/* wait for room in fifo for cmd if needed. */
if (nv_acc_fifofree_dma(2) != B_OK) return;
/* now setup source bitmap colorspace */
nv_acc_cmd_dma(NV_SCALED_IMAGE_FROM_MEMORY, NV_SCALED_IMAGE_FROM_MEMORY_SETCOLORFORMAT, 1);
((uint32*)(si->dma_buffer))[si->engine.dma.current++] = cmd_depth; /* SetColorFormat */
/* TNT1 has fixed operation mode SRCcopy */
}
//fixme: implement actual blit..
}
/* rectangle fill - i.e. workspace and window background color */
void FILL_RECTANGLE_DMA(engine_token *et, uint32 colorIndex, fill_rect_params *list, uint32 count)
{