/* * Copyright © 2006 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * Authors: * Wang Zhenyu * Eric Anholt * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "xf86.h" #include "i830.h" #include "i915_reg.h" /* bring in brw structs */ #include "brw_defines.h" #include "brw_structs.h" #ifdef I830DEBUG #define DEBUG_I830FALLBACK 1 #endif #ifdef DEBUG_I830FALLBACK #define I830FALLBACK(s, arg...) \ do { \ DPRINTF(PFX, "EXA fallback: " s "\n", ##arg); \ return FALSE; \ } while(0) #else #define I830FALLBACK(s, arg...) \ do { \ return FALSE; \ } while(0) #endif extern Bool I965EXACheckComposite(int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture, PicturePtr pDstPicture); extern Bool I965EXAPrepareComposite(int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture, PicturePtr pDstPicture, PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst); extern void I965EXAComposite(PixmapPtr pDst, int srcX, int srcY, int maskX, int maskY, int dstX, int dstY, int width, int height); static void I965GetBlendCntl(int op, PicturePtr pMask, CARD32 dst_format, CARD32 *sblend, CARD32 *dblend); extern float scale_units[2][2]; extern Bool is_transform[2]; extern PictTransform *transform[2]; struct blendinfo { Bool dst_alpha; Bool src_alpha; CARD32 src_blend; CARD32 dst_blend; }; struct formatinfo { int fmt; CARD32 card_fmt; }; // refer vol2, 3d rasterization 3.8.1 /* XXX: bad!bad! broadwater has different blend factor definition */ /* defined in brw_defines.h */ static struct blendinfo I965BlendOp[] = { /* Clear */ {0, 0, BRW_BLENDFACTOR_ZERO, BRW_BLENDFACTOR_ZERO}, /* Src */ {0, 0, BRW_BLENDFACTOR_ONE, BRW_BLENDFACTOR_ZERO}, /* Dst */ {0, 0, BRW_BLENDFACTOR_ZERO, BRW_BLENDFACTOR_ONE}, /* Over */ {0, 1, BRW_BLENDFACTOR_ONE, BRW_BLENDFACTOR_INV_SRC_ALPHA}, /* OverReverse */ {1, 0, BRW_BLENDFACTOR_INV_DST_ALPHA, BRW_BLENDFACTOR_ONE}, /* In */ {1, 0, BRW_BLENDFACTOR_DST_ALPHA, BRW_BLENDFACTOR_ZERO}, /* InReverse */ {0, 1, BRW_BLENDFACTOR_ZERO, BRW_BLENDFACTOR_SRC_ALPHA}, /* Out */ {1, 0, BRW_BLENDFACTOR_INV_DST_ALPHA, BRW_BLENDFACTOR_ZERO}, /* OutReverse */ {0, 1, BRW_BLENDFACTOR_ZERO, BRW_BLENDFACTOR_INV_SRC_ALPHA}, /* Atop */ {1, 1, BRW_BLENDFACTOR_DST_ALPHA, BRW_BLENDFACTOR_INV_SRC_ALPHA}, /* AtopReverse */ {1, 1, BRW_BLENDFACTOR_INV_DST_ALPHA, BRW_BLENDFACTOR_SRC_ALPHA}, /* Xor */ {1, 1, BRW_BLENDFACTOR_INV_DST_ALPHA, BRW_BLENDFACTOR_INV_SRC_ALPHA}, /* Add */ {0, 0, BRW_BLENDFACTOR_ONE, BRW_BLENDFACTOR_ONE}, }; /* FIXME: surface format defined in brw_defines.h, shared Sampling engine 1.7.2*/ static struct formatinfo I965TexFormats[] = { {PICT_a8r8g8b8, BRW_SURFACEFORMAT_R8G8B8A8_UNORM }, {PICT_x8r8g8b8, BRW_SURFACEFORMAT_R8G8B8X8_UNORM }, {PICT_a8b8g8r8, BRW_SURFACEFORMAT_B8G8R8A8_UNORM }, {PICT_x8b8g8r8, BRW_SURFACEFORMAT_B8G8R8X8_UNORM }, {PICT_r5g6b5, BRW_SURFACEFORMAT_B5G6R5_UNORM }, {PICT_a1r5g5b5, BRW_SURFACEFORMAT_B5G5R5A1_UNORM }, {PICT_x1r5g5b5, BRW_SURFACEFORMAT_B5G5R5X1_UNORM }, {PICT_a8, BRW_SURFACEFORMAT_A8_UNORM }, }; static void I965GetBlendCntl(int op, PicturePtr pMask, CARD32 dst_format, CARD32 *sblend, CARD32 *dblend) { *sblend = I965BlendOp[op].src_blend; *dblend = I965BlendOp[op].dst_blend; /* If there's no dst alpha channel, adjust the blend op so that we'll treat * it as always 1. */ if (PICT_FORMAT_A(dst_format) == 0 && I965BlendOp[op].dst_alpha) { if (*sblend == BRW_BLENDFACTOR_DST_ALPHA) *sblend = BRW_BLENDFACTOR_ONE; else if (*sblend == BRW_BLENDFACTOR_INV_DST_ALPHA) *sblend = BRW_BLENDFACTOR_ZERO; } /* If the source alpha is being used, then we should only be in a case where * the source blend factor is 0, and the source blend value is the mask * channels multiplied by the source picture's alpha. */ if (pMask && pMask->componentAlpha && I965BlendOp[op].src_alpha) { if (*dblend == BRW_BLENDFACTOR_SRC_ALPHA) { *dblend = BRW_BLENDFACTOR_SRC_COLOR; } else if (*dblend == BRW_BLENDFACTOR_INV_SRC_ALPHA) { *dblend = BRW_BLENDFACTOR_INV_SRC_COLOR; } } } /* FIXME */ static Bool I965GetDestFormat(PicturePtr pDstPicture, CARD32 *dst_format) { switch (pDstPicture->format) { case PICT_a8r8g8b8: case PICT_x8r8g8b8: *dst_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; break; case PICT_r5g6b5: *dst_format = BRW_SURFACEFORMAT_B5G6R5_UNORM; break; case PICT_a1r5g5b5: *dst_format = BRW_SURFACEFORMAT_B5G5R5A1_UNORM; break; case PICT_x1r5g5b5: *dst_format = BRW_SURFACEFORMAT_B5G5R5X1_UNORM; break; /* COLR_BUF_8BIT is special for YUV surfaces. While we may end up being * able to use it depending on how the hardware implements it, disable it * for now while we don't know what exactly it does (what channel does it * read from? */ /* case PICT_a8: *dst_format = COLR_BUF_8BIT; break; */ case PICT_a4r4g4b4: case PICT_x4r4g4b4: *dst_format = BRW_SURFACEFORMAT_B4G4R4A4_UNORM; break; default: I830FALLBACK("Unsupported dest format 0x%x\n", (int)pDstPicture->format); } return TRUE; } static Bool I965CheckCompositeTexture(PicturePtr pPict, int unit) { int w = pPict->pDrawable->width; int h = pPict->pDrawable->height; int i; if ((w > 0x7ff) || (h > 0x7ff)) I830FALLBACK("Picture w/h too large (%dx%d)\n", w, h); for (i = 0; i < sizeof(I965TexFormats) / sizeof(I965TexFormats[0]); i++) { if (I965TexFormats[i].fmt == pPict->format) break; } if (i == sizeof(I965TexFormats) / sizeof(I965TexFormats[0])) I830FALLBACK("Unsupported picture format 0x%x\n", (int)pPict->format); /* XXX: fallback when repeat? */ if (pPict->repeat && pPict->repeatType != RepeatNormal) I830FALLBACK("extended repeat (%d) not supported\n", pPict->repeatType); if (pPict->filter != PictFilterNearest && pPict->filter != PictFilterBilinear) I830FALLBACK("Unsupported filter 0x%x\n", pPict->filter); return TRUE; } Bool I965EXACheckComposite(int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture, PicturePtr pDstPicture) { /* check op*/ /* check op with mask's componentAlpha*/ /* check textures */ /* check dst buffer format */ CARD32 tmp1; /* Check for unsupported compositing operations. */ if (op >= sizeof(I965BlendOp) / sizeof(I965BlendOp[0])) I830FALLBACK("Unsupported Composite op 0x%x\n", op); if (pMaskPicture != NULL && pMaskPicture->componentAlpha) { /* Check if it's component alpha that relies on a source alpha and on * the source value. We can only get one of those into the single * source value that we get to blend with. */ if (I965BlendOp[op].src_alpha && (I965BlendOp[op].src_blend != BRW_BLENDFACTOR_ZERO)) I830FALLBACK("Component alpha not supported with source " "alpha and source value blending.\n"); /* XXX: fallback now for mask with componentAlpha */ I830FALLBACK("mask componentAlpha not ready.\n"); } if (!I965CheckCompositeTexture(pSrcPicture, 0)) I830FALLBACK("Check Src picture texture\n"); if (pMaskPicture != NULL && !I965CheckCompositeTexture(pMaskPicture, 1)) I830FALLBACK("Check Mask picture texture\n"); if (!I965GetDestFormat(pDstPicture, &tmp1)) I830FALLBACK("Get Color buffer format\n"); return TRUE; } #define ALIGN(i,m) (((i) + (m) - 1) & ~((m) - 1)) #define MIN(a,b) ((a) < (b) ? (a) : (b)) int urb_vs_start, urb_vs_size; int urb_gs_start, urb_gs_size; int urb_clip_start, urb_clip_size; int urb_sf_start, urb_sf_size; int urb_cs_start, urb_cs_size; struct brw_surface_state *dest_surf_state; struct brw_surface_state *src_surf_state; struct brw_surface_state *mask_surf_state; struct brw_sampler_state *src_sampler_state; struct brw_sampler_state *mask_sampler_state; struct brw_vs_unit_state *vs_state; struct brw_sf_unit_state *sf_state; struct brw_wm_unit_state *wm_state; struct brw_cc_unit_state *cc_state; struct brw_cc_viewport *cc_viewport; struct brw_instruction *sf_kernel; struct brw_instruction *ps_kernel; struct brw_instruction *sip_kernel; CARD32 *binding_table; int binding_table_entries; int dest_surf_offset, src_surf_offset, mask_surf_offset; int src_sampler_offset, mask_sampler_offset,vs_offset; int sf_offset, wm_offset, cc_offset, vb_offset, cc_viewport_offset; int sf_kernel_offset, ps_kernel_offset, sip_kernel_offset; int binding_table_offset; int next_offset, total_state_size; char *state_base; int state_base_offset; float *vb; int vb_size = 4 * 4 ; /* 4 DWORDS per vertex, 4 vertices for TRIFAN*/ CARD32 src_blend, dst_blend; static const CARD32 sip_kernel_static[][4] = { /* wait (1) a0<1>UW a145<0,1,0>UW { align1 + } */ { 0x00000030, 0x20000108, 0x00001220, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, }; /* * this program computes dA/dx and dA/dy for the texture coordinates along * with the base texture coordinate. It was extracted from the Mesa driver */ #define SF_KERNEL_NUM_GRF 10 #define SF_KERNEL_NUM_URB 8 #define SF_MAX_THREADS 4 static const CARD32 sf_kernel_static[][4] = { /* send 0 (1) g6<1>F g1.12<0,1,0>F math mlen 1 rlen 1 { align1 + } */ { 0x00000031, 0x20c01fbd, 0x0000002c, 0x01110081 }, /* send 0 (1) g6.4<1>F g1.20<0,1,0>F math mlen 1 rlen 1 { align1 + } */ { 0x00000031, 0x20c41fbd, 0x00000034, 0x01110081 }, /* add (8) g7<1>F g4<8,8,1>F g3<8,8,1>F { align1 + } */ { 0x00600040, 0x20e077bd, 0x008d0080, 0x008d4060 }, /* mul (1) g7<1>F g7<0,1,0>F g6<0,1,0>F { align1 + } */ { 0x00000041, 0x20e077bd, 0x000000e0, 0x000000c0 }, /* mul (1) g7.4<1>F g7.4<0,1,0>F g6.4<0,1,0>F { align1 + } */ { 0x00000041, 0x20e477bd, 0x000000e4, 0x000000c4 }, /* mov (8) m1<1>F g7<0,1,0>F { align1 + } */ { 0x00600001, 0x202003be, 0x000000e0, 0x00000000 }, /* mov (8) m2<1>F g7.4<0,1,0>F { align1 + } */ { 0x00600001, 0x204003be, 0x000000e4, 0x00000000 }, /* mov (8) m3<1>F g3<8,8,1>F { align1 + } */ { 0x00600001, 0x206003be, 0x008d0060, 0x00000000 }, /* send 0 (8) a0<1>F g0<8,8,1>F urb mlen 4 rlen 0 write +0 transpose used complete EOT{ align1 + } */ { 0x00600031, 0x20001fbc, 0x008d0000, 0x8640c800 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, }; /* ps kernels */ #define PS_KERNEL_NUM_GRF 32 #define PS_MAX_THREADS 32 /* 1: no mask */ static const CARD32 ps_kernel_static_nomask [][4] = { #include "i965_composite_wm_nomask.h" }; /* 2: mask with componentAlpha, src * mask color, XXX: later */ static const CARD32 ps_kernel_static_maskca [][4] = { /*#include "i965_composite_wm_maskca.h" */ }; /* 3: mask without componentAlpha, src * mask alpha */ static const CARD32 ps_kernel_static_masknoca [][4] = { /*#include "i965_composite_wm_masknoca.h" */ }; Bool I965EXAPrepareComposite(int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture, PicturePtr pDstPicture, PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst) { ScrnInfoPtr pScrn = xf86Screens[pSrcPicture->pDrawable->pScreen->myNum]; I830Ptr pI830 = I830PTR(pScrn); CARD32 src_offset, src_pitch; CARD32 mask_offset = 0, mask_pitch = 0; CARD32 dst_format, dst_offset, dst_pitch; ErrorF("i965 prepareComposite\n"); // i965_3d_pipeline_setup(pScrn); // i965_surf_setup(pScrn, pSrcPicture, pMaskPicture, pDstPicture, // pSrc, pMask, pDst); // then setup blend, and shader program I965GetDestFormat(pDstPicture, &dst_format); src_offset = exaGetPixmapOffset(pSrc); src_pitch = exaGetPixmapPitch(pSrc); dst_offset = exaGetPixmapOffset(pDst); dst_pitch = exaGetPixmapPitch(pDst); if (pMask) { mask_offset = exaGetPixmapOffset(pMask); mask_pitch = exaGetPixmapPitch(pMask); } scale_units[0][0] = pSrc->drawable.width; scale_units[0][1] = pSrc->drawable.height; scale_units[2][0] = pDst->drawable.width; scale_units[2][1] = pDst->drawable.height; if (!pMask) { is_transform[1] = FALSE; scale_units[1][0] = -1; scale_units[1][1] = -1; } else { scale_units[1][0] = pMask->drawable.width; scale_units[1][1] = pMask->drawable.height; } /* setup 3d pipeline state */ binding_table_entries = 2; /* default no mask */ /* Set up our layout of state in framebuffer. First the general state: */ next_offset = 0; vs_offset = ALIGN(next_offset, 64); next_offset = vs_offset + sizeof(*vs_state); sf_offset = ALIGN(next_offset, 32); next_offset = sf_offset + sizeof(*sf_state); wm_offset = ALIGN(next_offset, 32); next_offset = wm_offset + sizeof(*wm_state); cc_offset = ALIGN(next_offset, 32); next_offset = cc_offset + sizeof(*cc_state); // fixup sf_kernel_static, is sf_kernel needed? or not? why? // -> just keep current sf_kernel, which will send one setup urb entry to // PS kernel sf_kernel_offset = ALIGN(next_offset, 64); next_offset = sf_kernel_offset + sizeof (sf_kernel_static); //XXX: ps_kernel may be seperated, fix with offset ps_kernel_offset = ALIGN(next_offset, 64); if (pMask) { if (pMaskPicture->componentAlpha) next_offset = ps_kernel_offset + sizeof(ps_kernel_static_maskca); else next_offset = ps_kernel_offset + sizeof(ps_kernel_static_masknoca); } else next_offset = ps_kernel_offset + sizeof (ps_kernel_static_nomask); sip_kernel_offset = ALIGN(next_offset, 64); next_offset = sip_kernel_offset + sizeof (sip_kernel_static); // needed? cc_viewport_offset = ALIGN(next_offset, 32); next_offset = cc_viewport_offset + sizeof(*cc_viewport); // for texture sampler src_sampler_offset = ALIGN(next_offset, 32); next_offset = src_sampler_offset + sizeof(*src_sampler_state); if (pMask) { mask_sampler_offset = ALIGN(next_offset, 32); next_offset = mask_sampler_offset + sizeof(*mask_sampler_state); } /* Align VB to native size of elements, for safety */ vb_offset = ALIGN(next_offset, 8); next_offset = vb_offset + vb_size; /* And then the general state: */ //XXX: fix for texture map and target surface dest_surf_offset = ALIGN(next_offset, 32); next_offset = dest_surf_offset + sizeof(*dest_surf_state); src_surf_offset = ALIGN(next_offset, 32); next_offset = src_surf_offset + sizeof(*src_surf_state); if (pMask) { mask_surf_offset = ALIGN(next_offset, 32); next_offset = mask_surf_offset + sizeof(*mask_surf_state); binding_table_entries = 3; } binding_table_offset = ALIGN(next_offset, 32); next_offset = binding_table_offset + (binding_table_entries * 4); total_state_size = next_offset; /* * XXX: Use the extra space allocated at the end of the exa offscreen buffer? */ #define BRW_LINEAR_EXTRA (32*1024) state_base_offset = (pI830->Offscreen.End - BRW_LINEAR_EXTRA); state_base_offset = ALIGN(state_base_offset, 64); state_base = (char *)(pI830->FbBase + state_base_offset); /* Set up our pointers to state structures in framebuffer. It would probably * be a good idea to fill these structures out in system memory and then dump * them there, instead. */ vs_state = (void *)(state_base + vs_offset); sf_state = (void *)(state_base + sf_offset); wm_state = (void *)(state_base + wm_offset); cc_state = (void *)(state_base + cc_offset); sf_kernel = (void *)(state_base + sf_kernel_offset); ps_kernel = (void *)(state_base + ps_kernel_offset); sip_kernel = (void *)(state_base + sip_kernel_offset); cc_viewport = (void *)(state_base + cc_viewport_offset); dest_surf_state = (void *)(state_base + dest_surf_offset); src_surf_state = (void *)(state_base + src_surf_offset); if (pMask) mask_surf_state = (void *)(state_base + mask_surf_offset); src_sampler_state = (void *)(state_base + src_sampler_offset); if (pMask) mask_sampler_state = (void *)(state_base + mask_sampler_offset); binding_table = (void *)(state_base + binding_table_offset); vb = (void *)(state_base + vb_offset); /* Set up a default static partitioning of the URB, which is supposed to * allow anything we would want to do, at potentially lower performance. */ #define URB_CS_ENTRY_SIZE 0 #define URB_CS_ENTRIES 0 #define URB_VS_ENTRY_SIZE 1 // each 512-bit row #define URB_VS_ENTRIES 8 // we needs at least 8 entries #define URB_GS_ENTRY_SIZE 0 #define URB_GS_ENTRIES 0 #define URB_CLIP_ENTRY_SIZE 0 #define URB_CLIP_ENTRIES 0 #define URB_SF_ENTRY_SIZE 4 #define URB_SF_ENTRIES 8 urb_vs_start = 0; urb_vs_size = URB_VS_ENTRIES * URB_VS_ENTRY_SIZE; urb_gs_start = urb_vs_start + urb_vs_size; urb_gs_size = URB_GS_ENTRIES * URB_GS_ENTRY_SIZE; urb_clip_start = urb_gs_start + urb_gs_size; urb_clip_size = URB_CLIP_ENTRIES * URB_CLIP_ENTRY_SIZE; urb_sf_start = urb_clip_start + urb_clip_size; urb_sf_size = URB_SF_ENTRIES * URB_SF_ENTRY_SIZE; urb_cs_start = urb_sf_start + urb_sf_size; urb_cs_size = URB_CS_ENTRIES * URB_CS_ENTRY_SIZE; /* We'll be poking the state buffers that could be in use by the 3d hardware * here, but we should have synced the 3D engine already in I830PutImage. */ // needed? memset (cc_viewport, 0, sizeof (*cc_viewport)); cc_viewport->min_depth = -1.e35; cc_viewport->max_depth = 1.e35; /* Color calculator state */ memset(cc_state, 0, sizeof(*cc_state)); cc_state->cc0.stencil_enable = 0; /* disable stencil */ cc_state->cc2.depth_test = 0; /* disable depth test */ cc_state->cc2.logicop_enable = 0; /* disable logic op */ cc_state->cc3.ia_blend_enable = 0; /* blend alpha just like colors */ cc_state->cc3.blend_enable = 1; /* enable color blend */ cc_state->cc3.alpha_test = 0; /* disable alpha test */ // XXX:cc_viewport needed? cc_state->cc4.cc_viewport_state_offset = (state_base_offset + cc_viewport_offset) >> 5; cc_state->cc5.dither_enable = 0; /* disable dither */ // cc_state->cc5.logicop_func = 0xc; /* COPY */ // cc_state->cc5.statistics_enable = 1; // cc_state->cc5.ia_blend_function = BRW_BLENDFUNCTION_ADD; // cc_state->cc5.ia_src_blend_factor = BRW_BLENDFACTOR_ONE; // cc_state->cc5.ia_dest_blend_factor = BRW_BLENDFACTOR_ONE; cc_state->cc6.blend_function = BRW_BLENDFUNCTION_ADD; I965GetBlendCntl(op, pMaskPicture, pDstPicture->format, &src_blend, &dst_blend); cc_state->cc6.src_blend_factor = src_blend; cc_state->cc6.dest_blend_factor = dst_blend; /* Upload system kernel */ memcpy (sip_kernel, sip_kernel_static, sizeof (sip_kernel_static)); /* Set up the state buffer for the destination surface */ memset(dest_surf_state, 0, sizeof(*dest_surf_state)); dest_surf_state->ss0.surface_type = BRW_SURFACE_2D; dest_surf_state->ss0.data_return_format = BRW_SURFACERETURNFORMAT_FLOAT32; // XXX: should compare with picture's cpp?...8 bit surf? if (pDst->drawable.bitsPerPixel == 16) { dest_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM; } else { dest_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; } dest_surf_state->ss0.writedisable_alpha = 0; dest_surf_state->ss0.writedisable_red = 0; dest_surf_state->ss0.writedisable_green = 0; dest_surf_state->ss0.writedisable_blue = 0; dest_surf_state->ss0.color_blend = 1; dest_surf_state->ss0.vert_line_stride = 0; dest_surf_state->ss0.vert_line_stride_ofs = 0; dest_surf_state->ss0.mipmap_layout_mode = 0; dest_surf_state->ss0.render_cache_read_mode = 0; // XXX: fix to picture address & size dest_surf_state->ss1.base_addr = dst_offset; dest_surf_state->ss2.height = pDst->drawable.height - 1; dest_surf_state->ss2.width = pDst->drawable.width - 1; dest_surf_state->ss2.mip_count = 0; dest_surf_state->ss2.render_target_rotation = 0; dest_surf_state->ss3.pitch = dst_pitch - 1; // tiled surface? /* Set up the source surface state buffer */ memset(src_surf_state, 0, sizeof(*src_surf_state)); src_surf_state->ss0.surface_type = BRW_SURFACE_2D; if (pSrc->drawable.bitsPerPixel == 8) src_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_A8_UNORM; //XXX? else if (pSrc->drawable.bitsPerPixel == 16) src_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM; else src_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; src_surf_state->ss0.writedisable_alpha = 0; src_surf_state->ss0.writedisable_red = 0; src_surf_state->ss0.writedisable_green = 0; src_surf_state->ss0.writedisable_blue = 0; src_surf_state->ss0.color_blend = 1; src_surf_state->ss0.vert_line_stride = 0; src_surf_state->ss0.vert_line_stride_ofs = 0; src_surf_state->ss0.mipmap_layout_mode = 0; src_surf_state->ss0.render_cache_read_mode = 0; src_surf_state->ss1.base_addr = src_offset; src_surf_state->ss2.width = pSrc->drawable.width - 1; src_surf_state->ss2.height = pSrc->drawable.height - 1; src_surf_state->ss2.mip_count = 0; src_surf_state->ss2.render_target_rotation = 0; src_surf_state->ss3.pitch = src_pitch - 1; /* setup mask surface */ if (pMask) { memset(mask_surf_state, 0, sizeof(*mask_surf_state)); mask_surf_state->ss0.surface_type = BRW_SURFACE_2D; if (pMask->drawable.bitsPerPixel == 8) mask_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_A8_UNORM; //XXX? else if (pMask->drawable.bitsPerPixel == 16) mask_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM; else mask_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; mask_surf_state->ss0.writedisable_alpha = 0; mask_surf_state->ss0.writedisable_red = 0; mask_surf_state->ss0.writedisable_green = 0; mask_surf_state->ss0.writedisable_blue = 0; mask_surf_state->ss0.color_blend = 1; mask_surf_state->ss0.vert_line_stride = 0; mask_surf_state->ss0.vert_line_stride_ofs = 0; mask_surf_state->ss0.mipmap_layout_mode = 0; mask_surf_state->ss0.render_cache_read_mode = 0; mask_surf_state->ss1.base_addr = mask_offset; mask_surf_state->ss2.width = pMask->drawable.width - 1; mask_surf_state->ss2.height = pMask->drawable.height - 1; mask_surf_state->ss2.mip_count = 0; mask_surf_state->ss2.render_target_rotation = 0; mask_surf_state->ss3.pitch = mask_pitch - 1; } /* Set up a binding table for our surfaces. Only the PS will use it */ binding_table[0] = state_base_offset + dest_surf_offset; binding_table[1] = state_base_offset + src_surf_offset; if (pMask) binding_table[2] = state_base_offset + mask_surf_offset; /* PS kernel use this sampler */ memset(src_sampler_state, 0, sizeof(*src_sampler_state)); src_sampler_state->ss0.lod_preclamp = 1; /* GL mode */ switch(pSrcPicture->filter) { case PictFilterNearest: src_sampler_state->ss0.min_filter = BRW_MAPFILTER_NEAREST; src_sampler_state->ss0.mag_filter = BRW_MAPFILTER_NEAREST; break; case PictFilterBilinear: src_sampler_state->ss0.min_filter = BRW_MAPFILTER_LINEAR; src_sampler_state->ss0.mag_filter = BRW_MAPFILTER_LINEAR; break; default: I830FALLBACK("Bad filter 0x%x\n", pSrcPicture->filter); } if (!pSrcPicture->repeat) { /* XXX: clamp_border and set border to 0 */ src_sampler_state->ss1.r_wrap_mode = BRW_TEXCOORDMODE_CLAMP; src_sampler_state->ss1.s_wrap_mode = BRW_TEXCOORDMODE_CLAMP; src_sampler_state->ss1.t_wrap_mode = BRW_TEXCOORDMODE_CLAMP; } else { src_sampler_state->ss1.r_wrap_mode = BRW_TEXCOORDMODE_WRAP; src_sampler_state->ss1.s_wrap_mode = BRW_TEXCOORDMODE_WRAP; src_sampler_state->ss1.t_wrap_mode = BRW_TEXCOORDMODE_WRAP; } /* XXX: ss2 has border color pointer, which should be in general state address, and just a single texel tex map, with R32G32B32A32_FLOAT */ src_sampler_state->ss3.chroma_key_enable = 0; /* disable chromakey */ if (pMask) { memset(mask_sampler_state, 0, sizeof(*mask_sampler_state)); mask_sampler_state->ss0.lod_preclamp = 1; /* GL mode */ switch(pMaskPicture->filter) { case PictFilterNearest: mask_sampler_state->ss0.min_filter = BRW_MAPFILTER_NEAREST; mask_sampler_state->ss0.mag_filter = BRW_MAPFILTER_NEAREST; break; case PictFilterBilinear: mask_sampler_state->ss0.min_filter = BRW_MAPFILTER_LINEAR; mask_sampler_state->ss0.mag_filter = BRW_MAPFILTER_LINEAR; break; default: I830FALLBACK("Bad filter 0x%x\n", pMaskPicture->filter); } if (!pMaskPicture->repeat) { /* XXX: clamp_border and set border to 0 */ mask_sampler_state->ss1.r_wrap_mode = BRW_TEXCOORDMODE_CLAMP; mask_sampler_state->ss1.s_wrap_mode = BRW_TEXCOORDMODE_CLAMP; mask_sampler_state->ss1.t_wrap_mode = BRW_TEXCOORDMODE_CLAMP; } else { mask_sampler_state->ss1.r_wrap_mode = BRW_TEXCOORDMODE_WRAP; mask_sampler_state->ss1.s_wrap_mode = BRW_TEXCOORDMODE_WRAP; mask_sampler_state->ss1.t_wrap_mode = BRW_TEXCOORDMODE_WRAP; } /* XXX: ss2 has border color pointer, which should be in general state address, and just a single texel tex map, with R32G32B32A32_FLOAT */ mask_sampler_state->ss3.chroma_key_enable = 0; /* disable chromakey */ } /* Set up the vertex shader to be disabled (passthrough) */ memset(vs_state, 0, sizeof(*vs_state)); // XXX: vs URB should be defined for VF vertex URB store. done already? vs_state->vs6.vs_enable = 0; // XXX: sf_kernel? keep it as now /* Set up the SF kernel to do coord interp: for each attribute, * calculate dA/dx and dA/dy. Hand these interpolation coefficients * back to SF which then hands pixels off to WM. */ memcpy (sf_kernel, sf_kernel_static, sizeof (sf_kernel_static)); memset(sf_state, 0, sizeof(*sf_state)); sf_state->thread0.kernel_start_pointer = (state_base_offset + sf_kernel_offset) >> 6; sf_state->thread0.grf_reg_count = ((SF_KERNEL_NUM_GRF & ~15) / 16); sf_state->sf1.single_program_flow = 1; sf_state->sf1.binding_table_entry_count = 0; sf_state->sf1.thread_priority = 0; sf_state->sf1.floating_point_mode = 0; /* Mesa does this */ sf_state->sf1.illegal_op_exception_enable = 1; sf_state->sf1.mask_stack_exception_enable = 1; sf_state->sf1.sw_exception_enable = 1; sf_state->thread2.per_thread_scratch_space = 0; sf_state->thread2.scratch_space_base_pointer = 0; /* not used in our kernel */ sf_state->thread3.const_urb_entry_read_length = 0; /* no const URBs */ sf_state->thread3.const_urb_entry_read_offset = 0; /* no const URBs */ sf_state->thread3.urb_entry_read_length = 1; /* 1 URB per vertex */ sf_state->thread3.urb_entry_read_offset = 0; sf_state->thread3.dispatch_grf_start_reg = 3; sf_state->thread4.max_threads = SF_MAX_THREADS - 1; sf_state->thread4.urb_entry_allocation_size = URB_SF_ENTRY_SIZE - 1; sf_state->thread4.nr_urb_entries = URB_SF_ENTRIES; sf_state->thread4.stats_enable = 1; sf_state->sf5.viewport_transform = FALSE; /* skip viewport */ sf_state->sf6.cull_mode = BRW_CULLMODE_NONE; sf_state->sf6.scissor = 0; sf_state->sf7.trifan_pv = 2; sf_state->sf6.dest_org_vbias = 0x8; sf_state->sf6.dest_org_hbias = 0x8; /* Set up the PS kernel (dispatched by WM) */ // XXX: replace to texture blend shader, and different cases if (pMask) { if (pMaskPicture->componentAlpha) memcpy (ps_kernel, ps_kernel_static_maskca, sizeof (ps_kernel_static_maskca)); else memcpy (ps_kernel, ps_kernel_static_masknoca, sizeof (ps_kernel_static_masknoca)); } else memcpy (ps_kernel, ps_kernel_static_nomask, sizeof (ps_kernel_static_nomask)); memset (wm_state, 0, sizeof (*wm_state)); wm_state->thread0.kernel_start_pointer = (state_base_offset + ps_kernel_offset) >> 6; wm_state->thread0.grf_reg_count = ((PS_KERNEL_NUM_GRF & ~15) / 16); wm_state->thread1.single_program_flow = 1; if (!pMask) wm_state->thread1.binding_table_entry_count = 2; /* 1 tex and fb */ else wm_state->thread1.binding_table_entry_count = 3; /* 2 tex and fb */ wm_state->thread2.scratch_space_base_pointer = 0; wm_state->thread2.per_thread_scratch_space = 0; // XXX: urb allocation wm_state->thread3.const_urb_entry_read_length = 0; wm_state->thread3.const_urb_entry_read_offset = 0; wm_state->thread3.urb_entry_read_length = 1; /* one per pair of attrib */ wm_state->thread3.urb_entry_read_offset = 0; // wm kernel use urb from 3, see wm_program in compiler module wm_state->thread3.dispatch_grf_start_reg = 3; /* must match kernel */ wm_state->wm4.stats_enable = 1; /* statistic */ wm_state->wm4.sampler_state_pointer = (state_base_offset + src_sampler_offset) >> 5; wm_state->wm4.sampler_count = 1; /* 1-4 samplers used */ wm_state->wm5.max_threads = PS_MAX_THREADS - 1; wm_state->wm5.thread_dispatch_enable = 1; //just use 16-pixel dispatch (4 subspans), don't need to change kernel start point wm_state->wm5.enable_16_pix = 1; wm_state->wm5.enable_8_pix = 0; wm_state->wm5.early_depth_test = 1; /* Begin the long sequence of commands needed to set up the 3D * rendering pipe */ { BEGIN_LP_RING((pMask?48:46)); // MI_FLUSH prior to PIPELINE_SELECT OUT_RING(MI_FLUSH | MI_STATE_INSTRUCTION_CACHE_FLUSH | BRW_MI_GLOBAL_SNAPSHOT_RESET); /* Match Mesa driver setup */ OUT_RING(BRW_PIPELINE_SELECT | PIPELINE_SELECT_3D); /* Zero out the two base address registers so all offsets are absolute */ // XXX: zero out... OUT_RING(BRW_STATE_BASE_ADDRESS | 4); // why this's not state_base_offset? -> because later we'll always add on // state_base_offset to offset params. see SIP OUT_RING(0 | BASE_ADDRESS_MODIFY); /* Generate state base address */ OUT_RING(0 | BASE_ADDRESS_MODIFY); /* Surface state base address */ OUT_RING(0 | BASE_ADDRESS_MODIFY); /* media base addr, don't care */ OUT_RING(0x10000000 | BASE_ADDRESS_MODIFY); /* general state max addr, disabled */ OUT_RING(0x10000000 | BASE_ADDRESS_MODIFY); /* media object state max addr, disabled */ /* Set system instruction pointer */ OUT_RING(BRW_STATE_SIP | 0); OUT_RING(state_base_offset + sip_kernel_offset); /* system instruction pointer */ /* Pipe control */ // XXX: pipe control write cache before enabling color blending // vol2, geometry pipeline 1.8.4 OUT_RING(BRW_PIPE_CONTROL | BRW_PIPE_CONTROL_NOWRITE | BRW_PIPE_CONTROL_IS_FLUSH | 2); OUT_RING(0); /* Destination address */ OUT_RING(0); /* Immediate data low DW */ OUT_RING(0); /* Immediate data high DW */ /* Binding table pointers */ OUT_RING(BRW_3DSTATE_BINDING_TABLE_POINTERS | 4); OUT_RING(0); /* vs */ OUT_RING(0); /* gs */ OUT_RING(0); /* clip */ OUT_RING(0); /* sf */ /* Only the PS uses the binding table */ OUT_RING(state_base_offset + binding_table_offset); /* ps */ //ring 20 /* The drawing rectangle clipping is always on. Set it to values that * shouldn't do any clipping. */ //XXX: fix for picture size OUT_RING(BRW_3DSTATE_DRAWING_RECTANGLE | 2); /* XXX 3 for BLC or CTG */ OUT_RING(0x00000000); /* ymin, xmin */ OUT_RING((pScrn->virtualX - 1) | (pScrn->virtualY - 1) << 16); /* ymax, xmax */ OUT_RING(0x00000000); /* yorigin, xorigin */ /* skip the depth buffer */ /* skip the polygon stipple */ /* skip the polygon stipple offset */ /* skip the line stipple */ /* Set the pointers to the 3d pipeline state */ OUT_RING(BRW_3DSTATE_PIPELINED_POINTERS | 5); OUT_RING(state_base_offset + vs_offset); /* 32 byte aligned */ OUT_RING(BRW_GS_DISABLE); /* disable GS, resulting in passthrough */ OUT_RING(BRW_CLIP_DISABLE); /* disable CLIP, resulting in passthrough */ OUT_RING(state_base_offset + sf_offset); /* 32 byte aligned */ OUT_RING(state_base_offset + wm_offset); /* 32 byte aligned */ OUT_RING(state_base_offset + cc_offset); /* 64 byte aligned */ /* URB fence */ // XXX: CS for const URB needed? if not, cs_fence should be equal to sf_fence OUT_RING(BRW_URB_FENCE | UF0_CS_REALLOC | UF0_SF_REALLOC | UF0_CLIP_REALLOC | UF0_GS_REALLOC | UF0_VS_REALLOC | 1); OUT_RING(((urb_clip_start + urb_clip_size) << UF1_CLIP_FENCE_SHIFT) | ((urb_gs_start + urb_gs_size) << UF1_GS_FENCE_SHIFT) | ((urb_vs_start + urb_vs_size) << UF1_VS_FENCE_SHIFT)); OUT_RING(((urb_cs_start + urb_cs_size) << UF2_CS_FENCE_SHIFT) | ((urb_sf_start + urb_sf_size) << UF2_SF_FENCE_SHIFT)); /* Constant buffer state */ // XXX: needed? seems no usage, as we don't have CONSTANT_BUFFER definition OUT_RING(BRW_CS_URB_STATE | 0); OUT_RING(((URB_CS_ENTRY_SIZE - 1) << 4) | /* URB Entry Allocation Size */ (URB_CS_ENTRIES << 0)); /* Number of URB Entries */ /* Set up the pointer to our vertex buffer */ // XXX: double check // int vb_pitch = 4 * 4; // XXX: pitch should include mask's coords? possible // all three coords on one row? int nelem = pMask ? 3: 2; OUT_RING(BRW_3DSTATE_VERTEX_BUFFERS | 3); //should be 4n-1 -> 3 OUT_RING((0 << VB0_BUFFER_INDEX_SHIFT) | VB0_VERTEXDATA | ((4 * 2 * nelem) << VB0_BUFFER_PITCH_SHIFT)); // pitch includes all vertex data, 4bytes for 1 dword, each // element has 2 coords (x,y)(s0,t0), nelem to reflect possible // mask OUT_RING(state_base_offset + vb_offset); OUT_RING(4 * nelem); // max index, prim has 4 coords OUT_RING(0); // ignore for VERTEXDATA, but still there /* Set up our vertex elements, sourced from the single vertex buffer. */ OUT_RING(BRW_3DSTATE_VERTEX_ELEMENTS | ((2 * nelem) - 1)); // XXX: 2n-1, (x,y) + (s0,t0) + // possible (s1, t1) /* offset 0: X,Y -> {X, Y, 1.0, 1.0} */ OUT_RING((0 << VE0_VERTEX_BUFFER_INDEX_SHIFT) | VE0_VALID | (BRW_SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT) | (0 << VE0_OFFSET_SHIFT)); OUT_RING((BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT) | (BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT) | (0 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT)); /* offset 8: S0, T0 -> {S0, T0, 1.0, 1.0} */ OUT_RING((0 << VE0_VERTEX_BUFFER_INDEX_SHIFT) | VE0_VALID | (BRW_SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT) | (8 << VE0_OFFSET_SHIFT)); OUT_RING((BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT) | (BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT) | (4 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT)); if (pMask) { OUT_RING((0 << VE0_VERTEX_BUFFER_INDEX_SHIFT) | VE0_VALID | (BRW_SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT) | (16 << VE0_OFFSET_SHIFT)); OUT_RING((BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT) | (BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT) | (8 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT)); //XXX: is this has alignment issue? and thread access problem? } ADVANCE_LP_RING(); } { /* cc states */ /* dest buffer */ /* urbs */ /* binding tables */ /* clipping */ /* color blend (color calculator, dataport shared function) COLOR_CALC_STATE/SURFACE_STATE(rendertarget's color blend enable bit) Errata!!!: brw-a/b, rendertarget 'local' color blending always enabled! only control by global enable bit. surface format for blend, "Surface format table in Sampling Engine" XXX: if surface format not support, we should fallback. */ /* render target should be defined in SURFACE_STATE o render target SURFTYPE_BUFFER? 2D? Keith has 2D set. o depth buffer SURFTYPE_NULL? color blend: o Errata!!: mush issue PIPE_CONTROL with Write Cache Flush enable set, before transite to read-write color buffer. o disable pre/post-blending clamping o enable color buffer blending enable in COLOR_CALC_STATE,(vol2, 3d rasterization 3.8) enable color blending enable in SURFACE_STATE.(shared, sampling engine 1.7) disable depth test o (we don't use BLENDFACT_SRC_ALPHA_SATURATE, so don't care the Errata for independent alpha blending, just use color blending factor for all) disable independent alpha blending in COLOR_CALC_STATE o set src/dst blend factor in COLOR_CALC_STATE */ } /* shader program o use sampler shared function for texture data o submit result to dataport for later color blending */ { /* PS program: o declare sampler and variables?? o 'send' cmd to Sampling Engine to load 'src' picture o if (!pMask) then 'send' 'src' texture value to DataPort target render cache o else - 'send' cmd to SE to load 'mask' picture - if no alpha, force to 1 (move 1 to W element of mask) - if (mask->componentAlpha) then mul 'src' & 'mask', 'send' output to DataPort render cache - else mul 'src' & 'mask''s W element(alpha), 'send' output to Dataport render cache */ } #ifdef I830DEBUG ErrorF("try to sync to show any errors..."); I830Sync(pScrn); #endif return TRUE; } void I965EXAComposite(PixmapPtr pDst, int srcX, int srcY, int maskX, int maskY, int dstX, int dstY, int w, int h) { ScrnInfoPtr pScrn = xf86Screens[pDst->drawable.pScreen->myNum]; I830Ptr pI830 = I830PTR(pScrn); int srcXend, srcYend, maskXend, maskYend; PictVector v; int pMask = 1, i = 0; DPRINTF(PFX, "Composite: srcX %d, srcY %d\n\t maskX %d, maskY %d\n\t" "dstX %d, dstY %d\n\twidth %d, height %d\n\t" "src_scale_x %f, src_scale_y %f, " "mask_scale_x %f, mask_scale_y %f\n", srcX, srcY, maskX, maskY, dstX, dstY, w, h, scale_units[0][0], scale_units[0][1], scale_units[1][0], scale_units[1][1]); if (scale_units[1][0] == -1 || scale_units[1][1] == -1) { pMask = 0; } srcXend = srcX + w; srcYend = srcY + h; maskXend = maskX + w; maskYend = maskY + h; if (is_transform[0]) { v.vector[0] = IntToxFixed(srcX); v.vector[1] = IntToxFixed(srcY); v.vector[2] = xFixed1; PictureTransformPoint(transform[0], &v); srcX = xFixedToInt(v.vector[0]); srcY = xFixedToInt(v.vector[1]); v.vector[0] = IntToxFixed(srcXend); v.vector[1] = IntToxFixed(srcYend); v.vector[2] = xFixed1; PictureTransformPoint(transform[0], &v); srcXend = xFixedToInt(v.vector[0]); srcYend = xFixedToInt(v.vector[1]); } if (is_transform[1]) { v.vector[0] = IntToxFixed(maskX); v.vector[1] = IntToxFixed(maskY); v.vector[2] = xFixed1; PictureTransformPoint(transform[1], &v); maskX = xFixedToInt(v.vector[0]); maskY = xFixedToInt(v.vector[1]); v.vector[0] = IntToxFixed(maskXend); v.vector[1] = IntToxFixed(maskYend); v.vector[2] = xFixed1; PictureTransformPoint(transform[1], &v); maskXend = xFixedToInt(v.vector[0]); maskYend = xFixedToInt(v.vector[1]); } DPRINTF(PFX, "After transform: srcX %d, srcY %d,srcXend %d, srcYend %d\n\t" "maskX %d, maskY %d, maskXend %d, maskYend %d\n\t" "dstX %d, dstY %d\n", srcX, srcY, srcXend, srcYend, maskX, maskY, maskXend, maskYend, dstX, dstY); vb[i++] = (float)dstX; vb[i++] = (float)dstY; vb[i++] = (float)srcX / scale_units[0][0]; vb[i++] = (float)srcY / scale_units[0][1]; if (pMask) { vb[i++] = (float)maskX / scale_units[1][0]; vb[i++] = (float)maskY / scale_units[1][1]; } vb[i++] = (float)dstX; vb[i++] = (float)(dstY + h); vb[i++] = (float)srcX / scale_units[0][0]; vb[i++] = (float)srcYend / scale_units[0][1]; if (pMask) { vb[i++] = (float)maskX / scale_units[1][0]; vb[i++] = (float)maskYend / scale_units[1][1]; } vb[i++] = (float)(dstX + w); vb[i++] = (float)(dstY + h); vb[i++] = (float)srcXend / scale_units[0][0]; vb[i++] = (float)srcYend / scale_units[0][1]; if (pMask) { vb[i++] = (float)maskXend / scale_units[1][0]; vb[i++] = (float)maskYend / scale_units[1][1]; } vb[i++] = (float)(dstX + w); vb[i++] = (float)dstY; vb[i++] = (float)srcXend / scale_units[0][0]; vb[i++] = (float)srcY / scale_units[0][1]; if (pMask) { vb[i++] = (float)maskXend / scale_units[1][0]; vb[i++] = (float)maskY / scale_units[1][1]; } { BEGIN_LP_RING(6); OUT_RING(BRW_3DPRIMITIVE | BRW_3DPRIMITIVE_VERTEX_SEQUENTIAL | (_3DPRIM_TRIFAN << BRW_3DPRIMITIVE_TOPOLOGY_SHIFT) | (0 << 9) | /* CTG - indirect vertex count */ 4); OUT_RING(4); /* vertex count per instance */ OUT_RING(0); /* start vertex offset */ OUT_RING(1); /* single instance */ OUT_RING(0); /* start instance location */ OUT_RING(0); /* index buffer offset, ignored */ ADVANCE_LP_RING(); } #ifdef I830DEBUG ErrorF("sync after 3dprimitive"); I830Sync(pScrn); #endif }