Module: Mesa Branch: main Commit: 23ec0d6bb2b5bbf301ba65d18e4723fe3e81c704 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=23ec0d6bb2b5bbf301ba65d18e4723fe3e81c704
Author: Alyssa Rosenzweig <[email protected]> Date: Thu Dec 29 16:43:52 2022 -0500 asahi: Make shader-db work again We need a nontrivial blend state otherwise the whole frag shader is optimized out. Signed-off-by: Alyssa Rosenzweig <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21432> --- src/gallium/drivers/asahi/agx_state.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/src/gallium/drivers/asahi/agx_state.c b/src/gallium/drivers/asahi/agx_state.c index 3fa69f72783..c9580ace4f5 100644 --- a/src/gallium/drivers/asahi/agx_state.c +++ b/src/gallium/drivers/asahi/agx_state.c @@ -1552,7 +1552,21 @@ agx_create_shader_state(struct pipe_context *pctx, } case MESA_SHADER_FRAGMENT: key.fs.nr_cbufs = 1; - key.fs.rt_formats[0] = PIPE_FORMAT_R8G8B8A8_UNORM; + for (unsigned i = 0; i < key.fs.nr_cbufs; ++i) { + key.fs.rt_formats[i] = PIPE_FORMAT_R8G8B8A8_UNORM; + key.fs.blend.rt[i].colormask = 0xF; + + const nir_lower_blend_channel replace = { + .func = BLEND_FUNC_ADD, + .src_factor = BLEND_FACTOR_ZERO, + .invert_src_factor = true, + .dst_factor = BLEND_FACTOR_ZERO, + .invert_dst_factor = false, + }; + + key.fs.blend.rt[i].rgb = replace; + key.fs.blend.rt[i].alpha = replace; + } break; default: unreachable("Unknown shader stage in shader-db precompile");
