From 046f8d8a6fcae641ed0e7e06e24ab5da39a57c86 Mon Sep 17 00:00:00 2001 From: Chris Forbes Date: Sun, 26 Jan 2014 11:03:33 +1300 Subject: [PATCH] i965/fs: Guess nr_color_regions better in precompile Signed-off-by: Chris Forbes Reviewed-by: Kenneth Graunke --- src/mesa/drivers/dri/i965/brw_fs.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index d7301dd0a12..c2fa06b38ab 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -3590,7 +3590,9 @@ brw_fs_precompile(struct gl_context *ctx, struct gl_shader_program *prog) key.render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer); } - key.nr_color_regions = 1; + key.nr_color_regions = _mesa_bitcount_64(fp->Base.OutputsWritten & + ~(BITFIELD64_BIT(FRAG_RESULT_DEPTH) | + BITFIELD64_BIT(FRAG_RESULT_SAMPLE_MASK))); /* GL_FRAGMENT_SHADER_DERIVATIVE_HINT is almost always GL_DONT_CARE. The * quality of the derivatives is likely to be determined by the driconf -- 2.30.2