[Mesa-dev] [PATCH 02/32] i965/blorp: Use the renderbuffer format for clears
Jason Ekstrand
jason at jlekstrand.net
Wed Jul 19 21:01:28 UTC 2017
This fixes the Piglit ARB_texture_views rendering-formats test.
---
src/mesa/drivers/dri/i965/brw_blorp.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c b/src/mesa/drivers/dri/i965/brw_blorp.c
index 11f2fae..5335fae 100644
--- a/src/mesa/drivers/dri/i965/brw_blorp.c
+++ b/src/mesa/drivers/dri/i965/brw_blorp.c
@@ -722,9 +722,9 @@ do_single_blorp_clear(struct brw_context *brw, struct gl_framebuffer *fb,
{
struct gl_context *ctx = &brw->ctx;
struct intel_renderbuffer *irb = intel_renderbuffer(rb);
- mesa_format format = irb->mt->format;
uint32_t x0, x1, y0, y1;
+ mesa_format format = irb->Base.Base.Format;
if (!encode_srgb && _mesa_get_format_color_encoding(format) == GL_SRGB)
format = _mesa_get_srgb_format_linear(format);
@@ -748,6 +748,14 @@ do_single_blorp_clear(struct brw_context *brw, struct gl_framebuffer *fb,
if (set_write_disables(irb, ctx->Color.ColorMask[buf], color_write_disable))
can_fast_clear = false;
+ /* We store clear colors as floats or uints as needed. If there are
+ * texture views in play, the formats will not properly be respected
+ * during resolves because the resolve operations only know about the
+ * miptree and not the renderbuffer.
+ */
+ if (irb->Base.Base.Format != irb->mt->format)
+ can_fast_clear = false;
+
if (!irb->mt->supports_fast_clear ||
!brw_is_color_fast_clear_compatible(brw, irb->mt, &ctx->Color.ClearColor))
can_fast_clear = false;
--
2.5.0.400.gff86faf
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