From: Jakob Bornecrantz <jakob@vmware.com>
Date: Thu, 7 Apr 2011 17:46:09 +0000 (+0100)
Subject: svga: Expose the new depth formats
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4e0ae3e34f50d1f66a04337b563da22250c8b8d2;p=mesa.git

svga: Expose the new depth formats
---

diff --git a/src/gallium/drivers/svga/svga_resource_texture.c b/src/gallium/drivers/svga/svga_resource_texture.c
index f9eb4949b2c..b5497dd6a66 100644
--- a/src/gallium/drivers/svga/svga_resource_texture.c
+++ b/src/gallium/drivers/svga/svga_resource_texture.c
@@ -53,7 +53,8 @@
  */
 
 SVGA3dSurfaceFormat
-svga_translate_format(enum pipe_format format)
+svga_translate_format(struct svga_screen *ss,
+                      enum pipe_format format)
 {
    switch(format) {
    
@@ -80,11 +81,11 @@ svga_translate_format(enum pipe_format format)
       return SVGA3D_Z_D32;
     */
    case PIPE_FORMAT_Z16_UNORM:
-      return SVGA3D_Z_D16;
+      return ss->depth.z16;
    case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
-      return SVGA3D_Z_D24S8;
+      return ss->depth.s8z24;
    case PIPE_FORMAT_X8Z24_UNORM:
-      return SVGA3D_Z_D24X8;
+      return ss->depth.x8z24;
 
    case PIPE_FORMAT_A8_UNORM:
       return SVGA3D_ALPHA8;
@@ -106,7 +107,8 @@ svga_translate_format(enum pipe_format format)
 
 
 SVGA3dSurfaceFormat
-svga_translate_format_render(enum pipe_format format)
+svga_translate_format_render(struct svga_screen *ss,
+                             enum pipe_format format)
 {
    switch(format) { 
    case PIPE_FORMAT_B8G8R8A8_UNORM:
@@ -119,7 +121,7 @@ svga_translate_format_render(enum pipe_format format)
    case PIPE_FORMAT_Z32_UNORM:
    case PIPE_FORMAT_Z16_UNORM:
    case PIPE_FORMAT_L8_UNORM:
-      return svga_translate_format(format);
+      return svga_translate_format(ss, format);
 
    default:
       return SVGA3D_FORMAT_INVALID;
@@ -560,7 +562,7 @@ svga_texture_create(struct pipe_screen *screen,
    
    tex->key.numMipLevels = template->last_level + 1;
    
-   tex->key.format = svga_translate_format(template->format);
+   tex->key.format = svga_translate_format(svgascreen, template->format);
    if(tex->key.format == SVGA3D_FORMAT_INVALID)
       goto error2;
 
@@ -607,8 +609,8 @@ svga_texture_from_handle(struct pipe_screen *screen,
    if (!srf)
       return NULL;
 
-   if (svga_translate_format(template->format) != format) {
-      unsigned f1 = svga_translate_format(template->format);
+   if (svga_translate_format(svga_screen(screen), template->format) != format) {
+      unsigned f1 = svga_translate_format(svga_screen(screen), template->format);
       unsigned f2 = format;
 
       /* It's okay for XRGB and ARGB or depth with/out stencil to get mixed up */
diff --git a/src/gallium/drivers/svga/svga_resource_texture.h b/src/gallium/drivers/svga/svga_resource_texture.h
index 9a2911c2a95..fac6a375495 100644
--- a/src/gallium/drivers/svga/svga_resource_texture.h
+++ b/src/gallium/drivers/svga/svga_resource_texture.h
@@ -127,10 +127,10 @@ svga_texture_from_handle(struct pipe_screen * screen,
 
 
 enum SVGA3dSurfaceFormat
-svga_translate_format(enum pipe_format format);
+svga_translate_format(struct svga_screen *ss, enum pipe_format format);
 
 enum SVGA3dSurfaceFormat
-svga_translate_format_render(enum pipe_format format);
+svga_translate_format_render(struct svga_screen *ss, enum pipe_format format);
 
 
 #endif /* SVGA_TEXTURE_H */
diff --git a/src/gallium/drivers/svga/svga_sampler_view.c b/src/gallium/drivers/svga/svga_sampler_view.c
index 4f1f4b597e8..04aeddc7194 100644
--- a/src/gallium/drivers/svga/svga_sampler_view.c
+++ b/src/gallium/drivers/svga/svga_sampler_view.c
@@ -60,7 +60,7 @@ svga_get_tex_sampler_view(struct pipe_context *pipe,
    struct svga_texture *tex = svga_texture(pt); 
    struct svga_sampler_view *sv = NULL;
    SVGA3dSurfaceFlags flags = SVGA3D_SURFACE_HINT_TEXTURE;
-   SVGA3dSurfaceFormat format = svga_translate_format(pt->format);
+   SVGA3dSurfaceFormat format = svga_translate_format(ss, pt->format);
    boolean view = TRUE;
 
    assert(pt);
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 4a60f635825..5b759627f73 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -326,13 +326,6 @@ svga_translate_format_cap(enum pipe_format format)
    case PIPE_FORMAT_B4G4R4A4_UNORM:
       return SVGA3D_DEVCAP_SURFACEFMT_A4R4G4B4;
 
-   case PIPE_FORMAT_Z16_UNORM:
-      return SVGA3D_DEVCAP_SURFACEFMT_Z_D16;
-   case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
-      return SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8;
-   case PIPE_FORMAT_X8Z24_UNORM:
-      return SVGA3D_DEVCAP_SURFACEFMT_Z_D24X8;
-
    case PIPE_FORMAT_A8_UNORM:
       return SVGA3D_DEVCAP_SURFACEFMT_ALPHA8;
    case PIPE_FORMAT_L8_UNORM:
@@ -359,7 +352,8 @@ svga_is_format_supported( struct pipe_screen *screen,
                           unsigned sample_count,
                           unsigned tex_usage)
 {
-   struct svga_winsys_screen *sws = svga_screen(screen)->sws;
+   struct svga_screen *ss = svga_screen(screen);
+   struct svga_winsys_screen *sws = ss->sws;
    SVGA3dDevCapIndex index;
    SVGA3dDevCapResult result;
 
@@ -410,9 +404,9 @@ svga_is_format_supported( struct pipe_screen *screen,
     * out of sync:
     */
    if(tex_usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL))
-      return svga_translate_format_render(format) != SVGA3D_FORMAT_INVALID;
+      return svga_translate_format_render(ss, format) != SVGA3D_FORMAT_INVALID;
    else
-      return svga_translate_format(format) != SVGA3D_FORMAT_INVALID;
+      return svga_translate_format(ss, format) != SVGA3D_FORMAT_INVALID;
 }
 
 
@@ -525,6 +519,41 @@ svga_screen_create(struct svga_winsys_screen *sws)
       sws->get_cap(sws, SVGA3D_DEVCAP_VERTEX_SHADER_VERSION, &result) &&
       result.u >= SVGA3DVSVERSION_30 ? TRUE : FALSE;
 
+   {
+      SVGA3dSurfaceFormatCaps mask;
+      mask.value = 0;
+      mask.zStencil = 1;
+      mask.texture = 1;
+
+      svgascreen->depth.z16 =
+         sws->get_cap(sws, SVGA3D_DEVCAP_SURFACEFMT_Z_D16, &result) &&
+         (result.u & mask.value) == mask.value ?
+            SVGA3D_Z_D16 : SVGA3D_FORMAT_INVALID;
+      svgascreen->depth.z16 =
+         sws->get_cap(sws, SVGA3D_DEVCAP_SURFACEFMT_Z_DF16, &result) &&
+         (result.u & mask.value) == mask.value ?
+            SVGA3D_Z_DF16 : svgascreen->depth.z16;
+
+      svgascreen->depth.x8z24 =
+         sws->get_cap(sws, SVGA3D_DEVCAP_SURFACEFMT_Z_D24X8, &result) &&
+         (result.u & mask.value) == mask.value ?
+            SVGA3D_Z_D24X8 : SVGA3D_FORMAT_INVALID;
+      svgascreen->depth.x8z24 =
+         sws->get_cap(sws, SVGA3D_DEVCAP_SURFACEFMT_Z_DF24, &result) &&
+         (result.u & mask.value) == mask.value ?
+            SVGA3D_Z_DF24 : svgascreen->depth.x8z24;
+
+      svgascreen->depth.s8z24 =
+         sws->get_cap(sws, SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8, &result) &&
+         (result.u & mask.value) == mask.value ?
+            SVGA3D_Z_D24S8 : SVGA3D_FORMAT_INVALID;
+      svgascreen->depth.s8z24 =
+         sws->get_cap(sws, SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8_INT, &result) &&
+         (result.u & mask.value) == mask.value ?
+            SVGA3D_Z_D24S8_INT : svgascreen->depth.s8z24;
+    }
+
+
 #if 1
    /* Shader model 2.0 is unsupported at the moment. */
    if(!svgascreen->use_ps30 || !svgascreen->use_vs30)
diff --git a/src/gallium/drivers/svga/svga_screen.h b/src/gallium/drivers/svga/svga_screen.h
index 6d8d287ce95..1c5eae8e49f 100644
--- a/src/gallium/drivers/svga/svga_screen.h
+++ b/src/gallium/drivers/svga/svga_screen.h
@@ -65,6 +65,14 @@ struct svga_screen
 
    pipe_mutex swc_mutex; /* Used for buffer uploads */
 
+   /* which formats to translate depth formats into */
+   struct {
+     enum SVGA3dSurfaceFormat z16;
+     /* note gallium order */
+     enum SVGA3dSurfaceFormat x8z24;
+     enum SVGA3dSurfaceFormat s8z24;
+   } depth;
+
    struct svga_host_surface_cache cache;
 };
 
diff --git a/src/gallium/drivers/svga/svga_surface.c b/src/gallium/drivers/svga/svga_surface.c
index 3e8fb5f0271..1bcbd3e002b 100644
--- a/src/gallium/drivers/svga/svga_surface.c
+++ b/src/gallium/drivers/svga/svga_surface.c
@@ -187,6 +187,7 @@ svga_create_surface(struct pipe_context *pipe,
    struct svga_context *svga = svga_context(pipe);
    struct svga_texture *tex = svga_texture(pt);
    struct pipe_screen *screen = pipe->screen;
+   struct svga_screen *ss = svga_screen(screen);
    struct svga_surface *s;
    unsigned face, zslice;
    /* XXX surfaces should only be used for rendering purposes nowadays */
@@ -224,7 +225,7 @@ svga_create_surface(struct pipe_context *pipe,
 
    if (!render) {
       flags = SVGA3D_SURFACE_HINT_TEXTURE;
-      format = svga_translate_format(surf_tmpl->format);
+      format = svga_translate_format(ss, surf_tmpl->format);
    } else {
       if (surf_tmpl->usage & PIPE_BIND_RENDER_TARGET) {
          flags = SVGA3D_SURFACE_HINT_RENDERTARGET;
@@ -232,7 +233,7 @@ svga_create_surface(struct pipe_context *pipe,
       if (surf_tmpl->usage & PIPE_BIND_DEPTH_STENCIL) {
          flags = SVGA3D_SURFACE_HINT_DEPTHSTENCIL;
       }
-      format = svga_translate_format_render(surf_tmpl->format);
+      format = svga_translate_format_render(ss, surf_tmpl->format);
    }
 
    assert(format != SVGA3D_FORMAT_INVALID);
@@ -242,7 +243,7 @@ svga_create_surface(struct pipe_context *pipe,
 
    /* Currently only used for compressed textures */
    if (render && 
-       format != svga_translate_format(surf_tmpl->format)) {
+       format != svga_translate_format(ss, surf_tmpl->format)) {
       view = TRUE;
    }