From: Christoph Bumiller <christoph.bumil...@speed.at>
v2: added !util_format_is_depth_or_stencil(format)
---
src/gallium/drivers/r600/evergreen_state.c | 9 +++++++++
src/gallium/drivers/r600/r600_state.c | 9 +++++++++
2 files changed, 18 insertions(+)
diff --git a/src/gallium/drivers/r600/evergreen_state.c
b/src/gallium/drivers/r600/evergreen_state.c
index 7b1a44b..5824fe0 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -227,6 +227,11 @@ static bool r600_is_zs_format_supported(enum pipe_format
format)
return r600_translate_dbformat(format) != ~0U;
}
+static inline bool r600_is_blending_supported(enum pipe_format format)
+{
+ return !(util_format_is_pure_integer(format) ||
util_format_is_depth_or_stencil(format));
+}
+
boolean evergreen_is_format_supported(struct pipe_screen *screen,
enum pipe_format format,
enum pipe_texture_target target,
@@ -295,6 +300,10 @@ boolean evergreen_is_format_supported(struct pipe_screen
*screen,
if (usage & PIPE_BIND_TRANSFER_WRITE)
retval |= PIPE_BIND_TRANSFER_WRITE;
+ if ((usage & PIPE_BIND_BLENDABLE) &&
+ r600_is_blending_supported(format))
+ retval |= PIPE_BIND_BLENDABLE;
+
return retval == usage;
}
diff --git a/src/gallium/drivers/r600/r600_state.c
b/src/gallium/drivers/r600/r600_state.c
index a0ba131..31d7bd0 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -157,6 +157,11 @@ static bool r600_is_zs_format_supported(enum pipe_format
format)
return r600_translate_dbformat(format) != ~0U;
}
+static inline bool r600_is_blending_supported(enum pipe_format format)
+{
+ return !(util_format_is_pure_integer(format) ||
util_format_is_depth_or_stencil(format));
+}
+
boolean r600_is_format_supported(struct pipe_screen *screen,
enum pipe_format format,
enum pipe_texture_target target,
@@ -235,6 +240,10 @@ boolean r600_is_format_supported(struct pipe_screen
*screen,
if (usage & PIPE_BIND_TRANSFER_WRITE)
retval |= PIPE_BIND_TRANSFER_WRITE;
+ if ((usage & PIPE_BIND_BLENDABLE) &&
+ r600_is_blending_supported(format))
+ retval |= PIPE_BIND_BLENDABLE;
+
return retval == usage;
}
--
1.9.2
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