Because the format can be changed to UNORM in a sampler view.
This fixes:
state_tracker/st_atom_framebuffer.c:163:update_framebuffer_state:
Assertion `framebuffer->cbufs[i]->texture->bind & (1 << 1)' failed.
---
src/mesa/state_tracker/st_cb_texture.c | 13 +++++++++++--
1 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/src/mesa/state_tracker/st_cb_texture.c
b/src/mesa/state_tracker/st_cb_texture.c
index c3c4246..1e793dc 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -227,8 +227,17 @@ default_bindings(struct st_context *st, enum pipe_format
format)
if (screen->is_format_supported(screen, format, target, 0, bindings, geom))
return bindings;
- else
- return PIPE_BIND_SAMPLER_VIEW;
+ else {
+ /* Try non-sRGB. */
+ const gl_format linearFormat =
+ _mesa_get_srgb_format_linear(st_pipe_format_to_mesa_format(format));
+ format = st_mesa_format_to_pipe_format(linearFormat);
+
+ if (screen->is_format_supported(screen, format, target, 0, bindings,
geom))
+ return bindings;
+ else
+ return PIPE_BIND_SAMPLER_VIEW;
+ }
}
--
1.7.1
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