From: Keith Whitwell <keithw@vmware.com>
Date: Wed, 25 Nov 2009 18:41:11 +0000 (+0000)
Subject: st/xorg: consolidate some dest surface state setting
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7fbdbad5c02e3d5bfbf0e641e2aec224e39fa974;p=mesa.git

st/xorg: consolidate some dest surface state setting
---

diff --git a/src/gallium/state_trackers/xorg/xorg_composite.c b/src/gallium/state_trackers/xorg/xorg_composite.c
index f16816b2a77..99e357328d1 100644
--- a/src/gallium/state_trackers/xorg/xorg_composite.c
+++ b/src/gallium/state_trackers/xorg/xorg_composite.c
@@ -421,18 +421,6 @@ bind_samplers(struct exa_context *exa, int op,
                             exa->bound_textures);
 }
 
-static void
-setup_vs_constant_buffer(struct exa_context *exa,
-                         int width, int height)
-{
-   const int param_bytes = 8 * sizeof(float);
-   float vs_consts[8] = {
-      2.f/width, 2.f/height, 1, 1,
-      -1, -1, 0, 0
-   };
-   renderer_set_constants(exa->renderer, PIPE_SHADER_VERTEX,
-                          vs_consts, param_bytes);
-}
 
 
 static void
@@ -449,10 +437,6 @@ setup_fs_constant_buffer(struct exa_context *exa)
 static void
 setup_constant_buffers(struct exa_context *exa, struct exa_pixmap_priv *pDst)
 {
-   int width = pDst->tex->width[0];
-   int height = pDst->tex->height[0];
-
-   setup_vs_constant_buffer(exa, width, height);
    setup_fs_constant_buffer(exa);
 }
 
@@ -503,8 +487,10 @@ boolean xorg_composite_bind_state(struct exa_context *exa,
                                   struct exa_pixmap_priv *pMask,
                                   struct exa_pixmap_priv *pDst)
 {
-   renderer_bind_framebuffer(exa->renderer, pDst);
-   renderer_bind_viewport(exa->renderer, pDst);
+   struct pipe_surface *dst_surf = xorg_gpu_surface(exa->scrn, pDst);
+
+   renderer_bind_destination(exa->renderer, dst_surf);
+
    bind_blend_state(exa, op, pSrcPicture, pMaskPicture, pDstPicture);
    renderer_bind_rasterizer(exa->renderer);
    bind_shaders(exa, op, pSrcPicture, pMaskPicture, pDstPicture, pSrc, pMask);
@@ -556,6 +542,7 @@ boolean xorg_solid_bind_state(struct exa_context *exa,
                               struct exa_pixmap_priv *pixmap,
                               Pixel fg)
 {
+   struct pipe_surface *dst_surf = xorg_gpu_surface(exa->scrn, pixmap);
    unsigned vs_traits, fs_traits;
    struct xorg_shader shader;
 
@@ -573,8 +560,7 @@ boolean xorg_solid_bind_state(struct exa_context *exa,
    vs_traits = VS_SOLID_FILL;
    fs_traits = FS_SOLID_FILL;
 
-   renderer_bind_framebuffer(exa->renderer, pixmap);
-   renderer_bind_viewport(exa->renderer, pixmap);
+   renderer_bind_destination(exa->renderer, dst_surf);
    renderer_bind_rasterizer(exa->renderer);
    bind_blend_state(exa, PictOpSrc, NULL, NULL, NULL);
    cso_set_samplers(exa->renderer->cso, 0, NULL);
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c
index aa04586455f..308eb2715e6 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa.c
@@ -441,7 +441,7 @@ ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir,
     exa->copy.src = src_priv;
     exa->copy.dst = priv;
     
-    if (exa->pipe->surface_copy) {
+    if (0 && exa->pipe->surface_copy) {
        exa->copy.src_surface =
           exa->scrn->get_tex_surface( exa->scrn,
                                       exa->copy.src->tex,
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.c b/src/gallium/state_trackers/xorg/xorg_renderer.c
index 723605312c5..bf38fa7de24 100644
--- a/src/gallium/state_trackers/xorg/xorg_renderer.c
+++ b/src/gallium/state_trackers/xorg/xorg_renderer.c
@@ -79,6 +79,7 @@ renderer_draw(struct xorg_renderer *r)
                               r->attrs_per_vertex); /* attribs/vert */
 
       pipe_buffer_reference(&buf, NULL);
+      pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
    }
 }
 
@@ -322,15 +323,28 @@ setup_vertex_data_yuv(struct xorg_renderer *r,
 
 
 
-static void
-set_viewport(struct xorg_renderer *r, int width, int height,
-             enum AxisOrientation orientation)
+/* Set up framebuffer, viewport and vertex shader constant buffer
+ * state for a particular destinaton surface.  In all our rendering,
+ * these concepts are linked.
+ */
+void renderer_bind_destination(struct xorg_renderer *r,
+                               struct pipe_surface *surface )
 {
+
+   struct pipe_framebuffer_state fb;
    struct pipe_viewport_state viewport;
-   float y_scale = (orientation == Y0_BOTTOM) ? -2.f : 2.f;
+   int width = surface->width;
+   int height = surface->height;
+
+   memset(&fb, 0, sizeof fb);
+   fb.width  = width;
+   fb.height = height;
+   fb.nr_cbufs = 1;
+   fb.cbufs[0] = surface;
+   fb.zsbuf = 0;
 
    viewport.scale[0] =  width / 2.f;
-   viewport.scale[1] =  height / y_scale;
+   viewport.scale[1] =  height / 2.f;
    viewport.scale[2] =  1.0;
    viewport.scale[3] =  1.0;
    viewport.translate[0] = width / 2.f;
@@ -338,11 +352,26 @@ set_viewport(struct xorg_renderer *r, int width, int height,
    viewport.translate[2] = 0.0;
    viewport.translate[3] = 0.0;
 
+   if (r->fb_width != width ||
+       r->fb_height != height) 
+   {
+      float vs_consts[8] = {
+         2.f/width, 2.f/height, 1, 1,
+         -1, -1, 0, 0
+      };
+
+      r->fb_width = width;
+      r->fb_height = height;
+
+      renderer_set_constants(r, PIPE_SHADER_VERTEX,
+                             vs_consts, sizeof vs_consts);
+   }
+
+   cso_set_framebuffer(r->cso, &fb);
    cso_set_viewport(r->cso, &viewport);
 }
 
 
-
 struct xorg_renderer * renderer_create(struct pipe_context *pipe)
 {
    struct xorg_renderer *renderer = CALLOC_STRUCT(xorg_renderer);
@@ -379,41 +408,9 @@ void renderer_destroy(struct xorg_renderer *r)
    }
 }
 
-void renderer_bind_framebuffer(struct xorg_renderer *r,
-                               struct exa_pixmap_priv *priv)
-{
-   unsigned i;
-   struct pipe_framebuffer_state state;
-   struct pipe_surface *surface = xorg_gpu_surface(r->pipe->screen, priv);
-   memset(&state, 0, sizeof(struct pipe_framebuffer_state));
-
-   state.width  = priv->tex->width[0];
-   state.height = priv->tex->height[0];
 
-   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(r->cso, &state);
-
-   /* we do fire and forget for the framebuffer, this is the forget part */
-   pipe_surface_reference(&surface, NULL);
-}
-
-void renderer_bind_viewport(struct xorg_renderer *r,
-                            struct exa_pixmap_priv *dst)
-{
-   int width = dst->tex->width[0];
-   int height = dst->tex->height[0];
-
-   /*debug_printf("Bind viewport (%d, %d)\n", width, height);*/
-
-   set_viewport(r, width, height, Y0_TOP);
-}
 
 void renderer_bind_rasterizer(struct xorg_renderer *r)
 {
@@ -446,19 +443,6 @@ void renderer_set_constants(struct xorg_renderer *r,
    r->pipe->set_constant_buffer(r->pipe, shader_type, 0, cbuf);
 }
 
-static void
-setup_vs_constant_buffer(struct xorg_renderer *r,
-                         int width, int height)
-{
-   const int param_bytes = 8 * sizeof(float);
-   float vs_consts[8] = {
-      2.f/width, 2.f/height, 1, 1,
-      -1, -1, 0, 0
-   };
-   renderer_set_constants(r, PIPE_SHADER_VERTEX,
-                          vs_consts, param_bytes);
-}
-
 static void
 setup_fs_constant_buffer(struct xorg_renderer *r)
 {
@@ -580,7 +564,6 @@ static void renderer_copy_texture(struct xorg_renderer *r,
    struct pipe_surface *dst_surf = screen->get_tex_surface(
       screen, dst, 0, 0, 0,
       PIPE_BUFFER_USAGE_GPU_WRITE);
-   struct pipe_framebuffer_state fb;
    float s0, t0, s1, t1;
    struct xorg_shader shader;
 
@@ -650,7 +633,7 @@ static void renderer_copy_texture(struct xorg_renderer *r,
       cso_single_sampler_done(r->cso);
    }
 
-   set_viewport(r, dst_surf->width, dst_surf->height, Y0_TOP);
+   renderer_bind_destination(r, dst_surf);
 
    /* texture */
    cso_set_sampler_textures(r->cso, 1, &src);
@@ -664,19 +647,6 @@ static void renderer_copy_texture(struct xorg_renderer *r,
    cso_set_vertex_shader_handle(r->cso, shader.vs);
    cso_set_fragment_shader_handle(r->cso, shader.fs);
 
-   /* drawing dest */
-   memset(&fb, 0, sizeof(fb));
-   fb.width = dst_surf->width;
-   fb.height = dst_surf->height;
-   fb.nr_cbufs = 1;
-   fb.cbufs[0] = dst_surf;
-   {
-      int i;
-      for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i)
-         fb.cbufs[i] = 0;
-   }
-   cso_set_framebuffer(r->cso, &fb);
-   setup_vs_constant_buffer(r, fb.width, fb.height);
    setup_fs_constant_buffer(r);
 
    /* draw quad */
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.h b/src/gallium/state_trackers/xorg/xorg_renderer.h
index 2f0b865dbdc..51e0272b46f 100644
--- a/src/gallium/state_trackers/xorg/xorg_renderer.h
+++ b/src/gallium/state_trackers/xorg/xorg_renderer.h
@@ -21,6 +21,8 @@ struct xorg_renderer {
    struct cso_context *cso;
    struct xorg_shaders *shaders;
 
+   int fb_width;
+   int fb_height;
    struct pipe_constant_buffer vs_const_buffer;
    struct pipe_constant_buffer fs_const_buffer;
 
@@ -35,6 +37,9 @@ struct xorg_renderer {
 struct xorg_renderer *renderer_create(struct pipe_context *pipe);
 void renderer_destroy(struct xorg_renderer *renderer);
 
+void renderer_bind_destination(struct xorg_renderer *r,
+                               struct pipe_surface *surface );
+
 void renderer_bind_framebuffer(struct xorg_renderer *r,
                                struct exa_pixmap_priv *priv);
 void renderer_bind_viewport(struct xorg_renderer *r,
diff --git a/src/gallium/state_trackers/xorg/xorg_xv.c b/src/gallium/state_trackers/xorg/xorg_xv.c
index a8f74ceea29..7a43da89887 100644
--- a/src/gallium/state_trackers/xorg/xorg_xv.c
+++ b/src/gallium/state_trackers/xorg/xorg_xv.c
@@ -317,21 +317,6 @@ copy_packed_data(ScrnInfoPtr pScrn,
 }
 
 
-static void
-setup_vs_video_constants(struct xorg_renderer *r, struct exa_pixmap_priv *dst)
-{
-   int width = dst->tex->width[0];
-   int height = dst->tex->height[0];
-   const int param_bytes = 8 * sizeof(float);
-   float vs_consts[8] = {
-      2.f/width, 2.f/height, 1, 1,
-      -1, -1, 0, 0
-   };
-
-   renderer_set_constants(r, PIPE_SHADER_VERTEX,
-                          vs_consts, param_bytes);
-}
-
 static void
 setup_fs_video_constants(struct xorg_renderer *r, boolean hdtv)
 {
@@ -445,6 +430,7 @@ display_video(ScrnInfoPtr pScrn, struct xorg_xv_port_priv *pPriv, int id,
    Bool hdtv;
    int x, y, w, h;
    struct exa_pixmap_priv *dst = exaGetPixmapDriverPrivate(pPixmap);
+   struct pipe_surface *dst_surf = xorg_gpu_surface(pPriv->r->pipe->screen, dst);
 
    if (dst && !dst->tex) {
 	xorg_exa_set_shared_usage(pPixmap);
@@ -465,13 +451,11 @@ display_video(ScrnInfoPtr pScrn, struct xorg_xv_port_priv *pPriv, int id,
    pbox = REGION_RECTS(dstRegion);
    nbox = REGION_NUM_RECTS(dstRegion);
 
-   renderer_bind_framebuffer(pPriv->r, dst);
-   renderer_bind_viewport(pPriv->r, dst);
+   renderer_bind_destination(pPriv->r, dst_surf);
    bind_blend_state(pPriv);
    renderer_bind_rasterizer(pPriv->r);
    bind_shaders(pPriv);
    bind_samplers(pPriv);
-   setup_vs_video_constants(pPriv->r, dst);
    setup_fs_video_constants(pPriv->r, hdtv);
 
    exaMoveInPixmap(pPixmap);