From: Zack Rusin Date: Thu, 27 Aug 2009 21:39:20 +0000 (-0400) Subject: st/xorg: bind framebuffer and viewport for exa X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f9a3fce09044fbfe9a9b973d33b31cfe826d1386;p=mesa.git st/xorg: bind framebuffer and viewport for exa --- diff --git a/src/gallium/state_trackers/xorg/xorg_composite.c b/src/gallium/state_trackers/xorg/xorg_composite.c index bf9c82a7074..642be3b7260 100644 --- a/src/gallium/state_trackers/xorg/xorg_composite.c +++ b/src/gallium/state_trackers/xorg/xorg_composite.c @@ -1,5 +1,9 @@ #include "xorg_composite.h" +#include + +#include + struct xorg_composite_blend { int op:8; @@ -97,12 +101,110 @@ boolean xorg_composite_accelerated(int op, return FALSE; } +static void +bind_framebuffer_state(struct exa_context *exa, PicturePtr pDstPicture, + struct exa_pixmap_priv *pDst) +{ + unsigned i; + struct pipe_framebuffer_state state; + struct pipe_surface *surface = exa_gpu_surface(exa, pDst); + memset(&state, 0, sizeof(struct pipe_framebuffer_state)); + + state.width = pDstPicture->pDrawable->width; + state.height = pDstPicture->pDrawable->height; + + state.nr_cbufs = 1; + state.cbufs[0] = surface; + for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i) + state.cbufs[i] = 0; + + /* currently we don't use depth/stencil */ + state.zsbuf = 0; + + cso_set_framebuffer(exa->cso, &state); +} + +enum AxisOrientation { + Y0_BOTTOM, + Y0_TOP +}; + +static void +set_viewport(struct exa_context *exa, int width, int height, + enum AxisOrientation orientation) +{ + struct pipe_viewport_state viewport; + float y_scale = (orientation == Y0_BOTTOM) ? -2.f : 2.f; + + viewport.scale[0] = width / 2.f; + viewport.scale[1] = height / y_scale; + viewport.scale[2] = 1.0; + viewport.scale[3] = 1.0; + viewport.translate[0] = width / 2.f; + viewport.translate[1] = height / 2.f; + viewport.translate[2] = 0.0; + viewport.translate[3] = 0.0; + + cso_set_viewport(exa->cso, &viewport); +} + +static void +bind_viewport_state(struct exa_context *exa, PicturePtr pDstPicture) +{ + const int param_bytes = 8 * sizeof(float); + int width = pDstPicture->pDrawable->width; + int height = pDstPicture->pDrawable->height; + float vs_consts[8] = { + 2.f/width, 2.f/height, 1, 1, + -1, -1, 0, 0 + }; + struct pipe_constant_buffer *cbuf = &exa->vs_const_buffer; + + set_viewport(exa, width, height, Y0_BOTTOM); + + pipe_buffer_reference(&cbuf->buffer, NULL); + cbuf->buffer = pipe_buffer_create(exa->ctx->screen, 16, + PIPE_BUFFER_USAGE_CONSTANT, + param_bytes); + + if (cbuf->buffer) { + pipe_buffer_write(exa->ctx->screen, cbuf->buffer, + 0, param_bytes, vs_consts); + } + exa->ctx->set_constant_buffer(exa->ctx, PIPE_SHADER_VERTEX, 0, cbuf); +} + +static void +bind_blend_state() +{ +} + +static void +bind_rasterizer_state() +{ +} + +static void +bind_shaders() +{ +} + + boolean xorg_composite_bind_state(struct exa_context *exa, int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture, - PicturePtr pDstPicture) + PicturePtr pDstPicture, + struct exa_pixmap_priv *pSrc, + struct exa_pixmap_priv *pMask, + struct exa_pixmap_priv *pDst) { + bind_framebuffer_state(exa, pDstPicture, pDst); + bind_viewport_state(exa, pDstPicture); + bind_blend_state(); + bind_rasterizer_state(); + bind_shaders(); + return FALSE; } diff --git a/src/gallium/state_trackers/xorg/xorg_composite.h b/src/gallium/state_trackers/xorg/xorg_composite.h index a52e0e6dff0..17dfcb199ea 100644 --- a/src/gallium/state_trackers/xorg/xorg_composite.h +++ b/src/gallium/state_trackers/xorg/xorg_composite.h @@ -12,7 +12,10 @@ boolean xorg_composite_bind_state(struct exa_context *exa, int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture, - PicturePtr pDstPicture); + PicturePtr pDstPicture, + struct exa_pixmap_priv *pSrc, + struct exa_pixmap_priv *pMask, + struct exa_pixmap_priv *pDst); void xorg_composite(struct exa_context *exa, struct exa_pixmap_priv *dst, diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c index ef6a112a1e4..9bd28a8c84b 100644 --- a/src/gallium/state_trackers/xorg/xorg_exa.c +++ b/src/gallium/state_trackers/xorg/xorg_exa.c @@ -217,10 +217,7 @@ ExaSolid(PixmapPtr pPixmap, int x0, int y0, int x1, int y1) modesettingPtr ms = modesettingPTR(pScrn); struct exa_context *exa = ms->exa; struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap); - struct pipe_surface *surf = - exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0, - PIPE_BUFFER_USAGE_GPU_READ | - PIPE_BUFFER_USAGE_GPU_WRITE); + struct pipe_surface *surf = exa_gpu_surface(exa, priv); exa->ctx->surface_fill(exa->ctx, surf, x0, y0, x1 - x0, y1 - y0, priv->color); @@ -256,10 +253,7 @@ ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir, if (!exa->ctx || !exa->ctx->surface_copy) return FALSE; - priv->src_surf = - exa->scrn->get_tex_surface(exa->scrn, src_priv->tex, 0, 0, 0, - PIPE_BUFFER_USAGE_GPU_READ | - PIPE_BUFFER_USAGE_GPU_WRITE); + priv->src_surf = exa_gpu_surface(exa, src_priv); return TRUE; } @@ -272,10 +266,7 @@ ExaCopy(PixmapPtr pDstPixmap, int srcX, int srcY, int dstX, int dstY, modesettingPtr ms = modesettingPTR(pScrn); struct exa_context *exa = ms->exa; struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pDstPixmap); - struct pipe_surface *surf = - exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0, - PIPE_BUFFER_USAGE_GPU_READ | - PIPE_BUFFER_USAGE_GPU_WRITE); + struct pipe_surface *surf = exa_gpu_surface(exa, priv); exa->ctx->surface_copy(exa->ctx, surf, dstX, dstY, priv->src_surf, srcX, srcY, width, height); @@ -292,7 +283,10 @@ ExaPrepareComposite(int op, PicturePtr pSrcPicture, struct exa_context *exa = ms->exa; return xorg_composite_bind_state(exa, op, pSrcPicture, pMaskPicture, - pDstPicture); + pDstPicture, + exaGetPixmapDriverPrivate(pSrc), + exaGetPixmapDriverPrivate(pMask), + exaGetPixmapDriverPrivate(pDst)); } static void @@ -512,101 +506,117 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, struct pipe_texture * xorg_exa_get_texture(PixmapPtr pPixmap) { - struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap); - struct pipe_texture *tex = NULL; - pipe_texture_reference(&tex, priv->tex); - return tex; + struct exa_pixmap_priv *priv = exaGetPixmapDriverPrivate(pPixmap); + struct pipe_texture *tex = NULL; + pipe_texture_reference(&tex, priv->tex); + return tex; } void xorg_exa_close(ScrnInfoPtr pScrn) { - modesettingPtr ms = modesettingPTR(pScrn); - struct exa_context *exa = ms->exa; + modesettingPtr ms = modesettingPTR(pScrn); + struct exa_context *exa = ms->exa; + struct pipe_constant_buffer *vsbuf = &exa->vs_const_buffer; + struct pipe_constant_buffer *fsbuf = &exa->fs_const_buffer; - if (exa->shaders) { - xorg_shaders_destroy(exa->shaders); - } + if (exa->shaders) { + xorg_shaders_destroy(exa->shaders); + } - if (exa->cso) { - cso_release_all(exa->cso); - cso_destroy_context(exa->cso); - } + if (vsbuf && vsbuf->buffer) + pipe_buffer_reference(&vsbuf->buffer, NULL); + + if (fsbuf && fsbuf->buffer) + pipe_buffer_reference(&fsbuf->buffer, NULL); + + if (exa->cso) { + cso_release_all(exa->cso); + cso_destroy_context(exa->cso); + } - if (exa->ctx) - exa->ctx->destroy(exa->ctx); + if (exa->ctx) + exa->ctx->destroy(exa->ctx); - exaDriverFini(pScrn->pScreen); - xfree(exa); - ms->exa = NULL; + exaDriverFini(pScrn->pScreen); + xfree(exa); + ms->exa = NULL; } void * xorg_exa_init(ScrnInfoPtr pScrn) { - modesettingPtr ms = modesettingPTR(pScrn); - struct exa_context *exa; - ExaDriverPtr pExa; - - exa = xcalloc(1, sizeof(struct exa_context)); - if (!exa) - return NULL; - - pExa = exaDriverAlloc(); - if (!pExa) { - goto out_err; - } - - memset(pExa, 0, sizeof(*pExa)); - - pExa->exa_major = 2; - pExa->exa_minor = 2; - pExa->memoryBase = 0; - pExa->memorySize = 0; - pExa->offScreenBase = 0; - pExa->pixmapOffsetAlign = 0; - pExa->pixmapPitchAlign = 1; - pExa->flags = EXA_OFFSCREEN_PIXMAPS | EXA_HANDLES_PIXMAPS; - pExa->maxX = 8191; /* FIXME */ - pExa->maxY = 8191; /* FIXME */ - - pExa->WaitMarker = ExaWaitMarker; - pExa->MarkSync = ExaMarkSync; - pExa->PrepareSolid = ExaPrepareSolid; - pExa->Solid = ExaSolid; - pExa->DoneSolid = ExaDone; - pExa->PrepareCopy = ExaPrepareCopy; - pExa->Copy = ExaCopy; - pExa->DoneCopy = ExaDone; - pExa->CheckComposite = ExaCheckComposite; - pExa->PrepareComposite = ExaPrepareComposite; - pExa->Composite = ExaComposite; - pExa->DoneComposite = ExaDoneComposite; - pExa->PixmapIsOffscreen = ExaPixmapIsOffscreen; - pExa->PrepareAccess = ExaPrepareAccess; - pExa->FinishAccess = ExaFinishAccess; - pExa->CreatePixmap = ExaCreatePixmap; - pExa->DestroyPixmap = ExaDestroyPixmap; - pExa->ModifyPixmapHeader = ExaModifyPixmapHeader; - - if (!exaDriverInit(pScrn->pScreen, pExa)) { - goto out_err; - } - - exa->scrn = ms->screen; - exa->ctx = ms->api->create_context(ms->api, exa->scrn); - /* Share context with DRI */ - ms->ctx = exa->ctx; - - exa->cso = cso_create_context(exa->ctx); - exa->shaders = xorg_shaders_create(exa); - - return (void *)exa; + modesettingPtr ms = modesettingPTR(pScrn); + struct exa_context *exa; + ExaDriverPtr pExa; + + exa = xcalloc(1, sizeof(struct exa_context)); + if (!exa) + return NULL; + + pExa = exaDriverAlloc(); + if (!pExa) { + goto out_err; + } + + memset(pExa, 0, sizeof(*pExa)); + + pExa->exa_major = 2; + pExa->exa_minor = 2; + pExa->memoryBase = 0; + pExa->memorySize = 0; + pExa->offScreenBase = 0; + pExa->pixmapOffsetAlign = 0; + pExa->pixmapPitchAlign = 1; + pExa->flags = EXA_OFFSCREEN_PIXMAPS | EXA_HANDLES_PIXMAPS; + pExa->maxX = 8191; /* FIXME */ + pExa->maxY = 8191; /* FIXME */ + + pExa->WaitMarker = ExaWaitMarker; + pExa->MarkSync = ExaMarkSync; + pExa->PrepareSolid = ExaPrepareSolid; + pExa->Solid = ExaSolid; + pExa->DoneSolid = ExaDone; + pExa->PrepareCopy = ExaPrepareCopy; + pExa->Copy = ExaCopy; + pExa->DoneCopy = ExaDone; + pExa->CheckComposite = ExaCheckComposite; + pExa->PrepareComposite = ExaPrepareComposite; + pExa->Composite = ExaComposite; + pExa->DoneComposite = ExaDoneComposite; + pExa->PixmapIsOffscreen = ExaPixmapIsOffscreen; + pExa->PrepareAccess = ExaPrepareAccess; + pExa->FinishAccess = ExaFinishAccess; + pExa->CreatePixmap = ExaCreatePixmap; + pExa->DestroyPixmap = ExaDestroyPixmap; + pExa->ModifyPixmapHeader = ExaModifyPixmapHeader; + + if (!exaDriverInit(pScrn->pScreen, pExa)) { + goto out_err; + } + + exa->scrn = ms->screen; + exa->ctx = ms->api->create_context(ms->api, exa->scrn); + /* Share context with DRI */ + ms->ctx = exa->ctx; + + exa->cso = cso_create_context(exa->ctx); + exa->shaders = xorg_shaders_create(exa); + + return (void *)exa; + +out_err: + xorg_exa_close(pScrn); + + return NULL; +} - out_err: - xorg_exa_close(pScrn); +struct pipe_surface * +exa_gpu_surface(struct exa_context *exa, struct exa_pixmap_priv *priv) +{ + return exa->scrn->get_tex_surface(exa->scrn, priv->tex, 0, 0, 0, + PIPE_BUFFER_USAGE_GPU_READ | + PIPE_BUFFER_USAGE_GPU_WRITE); - return NULL; } -/* vim: set sw=4 ts=8 sts=4: */ diff --git a/src/gallium/state_trackers/xorg/xorg_exa.h b/src/gallium/state_trackers/xorg/xorg_exa.h index 7f5c2bbeae2..0a93fa0bd7d 100644 --- a/src/gallium/state_trackers/xorg/xorg_exa.h +++ b/src/gallium/state_trackers/xorg/xorg_exa.h @@ -3,6 +3,8 @@ #include "xorg_tracker.h" +#include + struct cso_context; struct xorg_shaders; @@ -13,6 +15,9 @@ struct exa_context struct pipe_screen *scrn; struct cso_context *cso; struct xorg_shaders *shaders; + + struct pipe_constant_buffer vs_const_buffer; + struct pipe_constant_buffer fs_const_buffer; }; @@ -29,6 +34,8 @@ struct exa_pixmap_priv unsigned map_count; }; +struct pipe_surface * +exa_gpu_surface(struct exa_context *exa, struct exa_pixmap_priv *priv); #endif diff --git a/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c b/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c index 04d8977a4cc..d561715fdec 100644 --- a/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c +++ b/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c @@ -17,14 +17,8 @@ #include "cso_cache/cso_context.h" #include "cso_cache/cso_hash.h" -struct xorg_shaders { - struct exa_context *exa; - - struct cso_hash *vs_hash; - struct cso_hash *fs_hash; -}; - -/* SAMP[0] = dst +/* Fragment shader: + * SAMP[0] = dst * SAMP[1] = src * SAMP[2] = mask * IN[0] = pos dst @@ -33,6 +27,13 @@ struct xorg_shaders { * CONST[0] = (0, 0, 0, 1) */ +struct xorg_shaders { + struct exa_context *exa; + + struct cso_hash *vs_hash; + struct cso_hash *fs_hash; +}; + static const char over_op[] = "SUB TEMP[3], CONST[0].wwww, TEMP[1].wwww\n" "MUL TEMP[3], TEMP[0], TEMP[3]\n"