Bool
NV40EXACheckComposite(int op, PicturePtr psPict,
PicturePtr pmPict,
PicturePtr pdPict)
{
nv_pict_surface_format_t *fmt;
nv_pict_op_t *opr;
opr = NV40_GetPictOpRec(op);
if (!opr)
NOUVEAU_FALLBACK("unsupported blend op 0x%x\n", op);
fmt = NV40_GetPictSurfaceFormat(pdPict->format);
if (!fmt)
NOUVEAU_FALLBACK("dst picture format 0x%08x not supported\n",
pdPict->format);
if (!NV40EXACheckCompositeTexture(psPict, pdPict, op))
NOUVEAU_FALLBACK("src picture\n");
if (pmPict) {
if (pmPict->componentAlpha &&
PICT_FORMAT_RGB(pmPict->format) &&
opr->src_alpha && opr->src_card_op != SF(ZERO))
NOUVEAU_FALLBACK("mask CA + SA\n");
if (!NV40EXACheckCompositeTexture(pmPict, pdPict, op))
NOUVEAU_FALLBACK("mask picture\n");
}
return TRUE;
}
Bool
NV40EXAPrepareComposite(int op, PicturePtr psPict,
PicturePtr pmPict,
PicturePtr pdPict,
PixmapPtr psPix,
PixmapPtr pmPix,
PixmapPtr pdPix)
{
ScrnInfoPtr pScrn = xf86Screens[psPix->drawable.pScreen->myNum];
NVPtr pNv = NVPTR(pScrn);
struct nouveau_channel *chan = pNv->chan;
struct nouveau_grobj *curie = pNv->Nv3D;
nv_pict_op_t *blend;
int fpid = NV40EXA_FPID_PASS_COL0;
NV40EXA_STATE;
if (MARK_RING(chan, 128, 1 + 1 + 2*2))
return FALSE;
blend = NV40_GetPictOpRec(op);
NV40_SetupBlend(pScrn, blend, pdPict->format,
(pmPict && pmPict->componentAlpha &&
PICT_FORMAT_RGB(pmPict->format)));
if (!NV40_SetupSurface(pScrn, pdPix, pdPict->format) ||
!NV40EXATexture(pScrn, psPix, psPict, 0)) {
MARK_UNDO(chan);
return FALSE;
}
NV40_LoadVtxProg(pScrn, &nv40_vp_exa_render);
if (pmPict) {
if (!NV40EXATexture(pScrn, pmPix, pmPict, 1)) {
MARK_UNDO(chan);
return FALSE;
}
if (pmPict->componentAlpha && PICT_FORMAT_RGB(pmPict->format)) {
if (blend->src_alpha)
fpid = NV40EXA_FPID_COMPOSITE_MASK_SA_CA;
else
fpid = NV40EXA_FPID_COMPOSITE_MASK_CA;
} else {
fpid = NV40EXA_FPID_COMPOSITE_MASK;
}
state->have_mask = TRUE;
} else {
fpid = NV40EXA_FPID_PASS_TEX0;
state->have_mask = FALSE;
}
if (!NV40_LoadFragProg(pScrn, (pdPict->format == PICT_a8) ?
nv40_fp_map_a8[fpid] : nv40_fp_map[fpid])) {
MARK_UNDO(chan);
return FALSE;
}
/* Appears to be some kind of cache flush, needed here at least
* sometimes.. funky text rendering otherwise :)
*/
BEGIN_RING(chan, curie, NV40TCL_TEX_CACHE_CTL, 1);
OUT_RING (chan, 2);
BEGIN_RING(chan, curie, NV40TCL_TEX_CACHE_CTL, 1);
OUT_RING (chan, 1);
pNv->alu = op;
pNv->pspict = psPict;
pNv->pmpict = pmPict;
pNv->pdpict = pdPict;
pNv->pspix = psPix;
pNv->pmpix = pmPix;
pNv->pdpix = pdPix;
chan->flush_notify = NV40EXAStateCompositeReemit;
return TRUE;
}
Bool
NV40EXAPrepareComposite(int op, PicturePtr psPict,
PicturePtr pmPict,
PicturePtr pdPict,
PixmapPtr psPix,
PixmapPtr pmPix,
PixmapPtr pdPix)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pdPix->drawable.pScreen);
NVPtr pNv = NVPTR(pScrn);
nv_pict_op_t *blend = NV40_GetPictOpRec(op);
struct nouveau_pushbuf *push = pNv->pushbuf;
uint32_t fragprog;
if (!PUSH_SPACE(push, 128))
NOUVEAU_FALLBACK("space\n");
PUSH_RESET(push);
NV40_SetupBlend(pScrn, blend, pdPict->format,
(pmPict && pmPict->componentAlpha &&
PICT_FORMAT_RGB(pmPict->format)));
if (!NV40_SetupSurface(pScrn, pdPix, pdPict->format) ||
!NV40EXAPicture(pNv, psPix, psPict, 0))
return FALSE;
if (pmPict) {
if (!NV40EXAPicture(pNv, pmPix, pmPict, 1))
return FALSE;
if (pdPict->format == PICT_a8) {
fragprog = PFP_C_A8;
} else
if (pmPict->componentAlpha && PICT_FORMAT_RGB(pmPict->format)) {
if (blend->src_alpha)
fragprog = PFP_CCASA;
else
fragprog = PFP_CCA;
} else {
fragprog = PFP_C;
}
} else {
if (pdPict->format == PICT_a8)
fragprog = PFP_S_A8;
else
fragprog = PFP_S;
}
BEGIN_NV04(push, NV30_3D(FP_ACTIVE_PROGRAM), 1);
PUSH_MTHD (push, NV30_3D(FP_ACTIVE_PROGRAM), pNv->scratch, fragprog,
NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW |
NOUVEAU_BO_OR,
NV30_3D_FP_ACTIVE_PROGRAM_DMA0,
NV30_3D_FP_ACTIVE_PROGRAM_DMA1);
BEGIN_NV04(push, NV30_3D(FP_CONTROL), 1);
PUSH_DATA (push, 0x02000000);
/* Appears to be some kind of cache flush, needed here at least
* sometimes.. funky text rendering otherwise :)
*/
BEGIN_NV04(push, NV40_3D(TEX_CACHE_CTL), 1);
PUSH_DATA (push, 2);
BEGIN_NV04(push, NV40_3D(TEX_CACHE_CTL), 1);
PUSH_DATA (push, 1);
nouveau_pushbuf_bufctx(push, pNv->bufctx);
if (nouveau_pushbuf_validate(push)) {
nouveau_pushbuf_bufctx(push, NULL);
return FALSE;
}
return TRUE;
}