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Diffstat (limited to 'src/gallium/drivers/svga/svga_screen.c')
-rw-r--r--src/gallium/drivers/svga/svga_screen.c164
1 files changed, 67 insertions, 97 deletions
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 98479f0d84e..3a1ac9e1d93 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -31,6 +31,7 @@
#include "svga_winsys.h"
#include "svga_public.h"
#include "svga_context.h"
+#include "svga_format.h"
#include "svga_screen.h"
#include "svga_resource_texture.h"
#include "svga_resource.h"
@@ -309,41 +310,6 @@ static int svga_get_shader_param(struct pipe_screen *screen, unsigned shader, en
return 0;
}
-static INLINE SVGA3dDevCapIndex
-svga_translate_format_cap(enum pipe_format format)
-{
- switch(format) {
-
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_A8R8G8B8;
- case PIPE_FORMAT_B8G8R8X8_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8;
-
- case PIPE_FORMAT_B5G6R5_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_R5G6B5;
- case PIPE_FORMAT_B5G5R5A1_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_A1R5G5B5;
- case PIPE_FORMAT_B4G4R4A4_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_A4R4G4B4;
-
- case PIPE_FORMAT_A8_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_ALPHA8;
- case PIPE_FORMAT_L8_UNORM:
- return SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE8;
-
- case PIPE_FORMAT_DXT1_RGB:
- case PIPE_FORMAT_DXT1_RGBA:
- return SVGA3D_DEVCAP_SURFACEFMT_DXT1;
- case PIPE_FORMAT_DXT3_RGBA:
- return SVGA3D_DEVCAP_SURFACEFMT_DXT3;
- case PIPE_FORMAT_DXT5_RGBA:
- return SVGA3D_DEVCAP_SURFACEFMT_DXT5;
-
- default:
- return SVGA3D_DEVCAP_MAX;
- }
-}
-
static boolean
svga_is_format_supported( struct pipe_screen *screen,
@@ -353,18 +319,32 @@ svga_is_format_supported( struct pipe_screen *screen,
unsigned tex_usage)
{
struct svga_screen *ss = svga_screen(screen);
- struct svga_winsys_screen *sws = ss->sws;
- SVGA3dDevCapIndex index;
- SVGA3dDevCapResult result;
+ SVGA3dSurfaceFormat svga_format;
+ SVGA3dSurfaceFormatCaps caps;
+ SVGA3dSurfaceFormatCaps mask;
assert(tex_usage);
- if (sample_count > 1)
+ if (sample_count > 1) {
return FALSE;
+ }
- /* Override host capabilities */
- if (tex_usage & PIPE_BIND_RENDER_TARGET) {
- switch(format) {
+ svga_format = svga_translate_format(ss, format, tex_usage);
+ if (svga_format == SVGA3D_FORMAT_INVALID) {
+ return FALSE;
+ }
+
+ /*
+ * Override host capabilities, so that we end up with the same
+ * visuals for all virtual hardware implementations.
+ */
+
+ if (tex_usage & PIPE_BIND_DISPLAY_TARGET) {
+ switch (svga_format) {
+ case SVGA3D_A8R8G8B8:
+ case SVGA3D_X8R8G8B8:
+ case SVGA3D_R5G6B5:
+ break;
/* Often unsupported/problematic. This means we end up with the same
* visuals for all virtual hardware implementations.
@@ -374,39 +354,28 @@ svga_is_format_supported( struct pipe_screen *screen,
return FALSE;
default:
- break;
+ return FALSE;
}
}
- /* Try to query the host */
- index = svga_translate_format_cap(format);
- if( index < SVGA3D_DEVCAP_MAX &&
- sws->get_cap(sws, index, &result) )
- {
- SVGA3dSurfaceFormatCaps mask;
-
- mask.value = 0;
- if (tex_usage & PIPE_BIND_RENDER_TARGET)
- mask.offscreenRenderTarget = 1;
- if (tex_usage & PIPE_BIND_DEPTH_STENCIL)
- mask.zStencil = 1;
- if (tex_usage & PIPE_BIND_SAMPLER_VIEW)
- mask.texture = 1;
-
- if ((result.u & mask.value) == mask.value)
- return TRUE;
- else
- return FALSE;
+ /*
+ * Query the host capabilities.
+ */
+
+ svga_get_format_cap(ss, svga_format, &caps);
+
+ mask.value = 0;
+ if (tex_usage & PIPE_BIND_RENDER_TARGET) {
+ mask.offscreenRenderTarget = 1;
+ }
+ if (tex_usage & PIPE_BIND_DEPTH_STENCIL) {
+ mask.zStencil = 1;
+ }
+ if (tex_usage & PIPE_BIND_SAMPLER_VIEW) {
+ mask.texture = 1;
}
- /* Use our translate functions directly rather than relying on a
- * duplicated list of supported formats which is prone to getting
- * out of sync:
- */
- if(tex_usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL))
- return svga_translate_format_render(ss, format, tex_usage) != SVGA3D_FORMAT_INVALID;
- else
- return svga_translate_format(ss, format, tex_usage) != SVGA3D_FORMAT_INVALID;
+ return (caps.value & mask.value) == mask.value;
}
@@ -529,39 +498,40 @@ svga_screen_create(struct svga_winsys_screen *sws)
*/
{
+ boolean has_df16, has_df24, has_d24s8_int;
+ SVGA3dSurfaceFormatCaps caps;
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;
- }
+ svgascreen->depth.z16 = SVGA3D_Z_D16;
+ svgascreen->depth.x8z24 = SVGA3D_Z_D24X8;
+ svgascreen->depth.s8z24 = SVGA3D_Z_D24S8;
+
+ svga_get_format_cap(svgascreen, SVGA3D_Z_DF16, &caps);
+ has_df16 = (caps.value & mask.value) == mask.value;
+
+ svga_get_format_cap(svgascreen, SVGA3D_Z_DF24, &caps);
+ has_df24 = (caps.value & mask.value) == mask.value;
+
+ svga_get_format_cap(svgascreen, SVGA3D_Z_D24S8_INT, &caps);
+ has_d24s8_int = (caps.value & mask.value) == mask.value;
+ /* XXX: We might want some other logic here.
+ * Like if we only have d24s8_int we should
+ * emulate the other formats with that.
+ */
+ if (has_df16) {
+ svgascreen->depth.z16 = SVGA3D_Z_DF16;
+ }
+ if (has_df24) {
+ svgascreen->depth.x8z24 = SVGA3D_Z_DF24;
+ }
+ if (has_d24s8_int) {
+ svgascreen->depth.s8z24 = SVGA3D_Z_D24S8_INT;
+ }
+ }
#if 1
/* Shader model 2.0 is unsupported at the moment. */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 21:21:22 +0000