From: Marek Olšák Date: Wed, 7 Aug 2013 22:26:02 +0000 (+0200) Subject: radeonsi: disable alpha-to-coverage for integer colorbuffers X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f083f79751286b4f5ad241869ef0b83c877f6267;p=mesa.git radeonsi: disable alpha-to-coverage for integer colorbuffers Reviewed-by: Michel Dänzer --- diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.h b/src/gallium/drivers/radeonsi/radeonsi_shader.h index d12892b3b6a..6c6b96e033a 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_shader.h +++ b/src/gallium/drivers/radeonsi/radeonsi_shader.h @@ -145,6 +145,7 @@ struct si_pipe_shader { unsigned spi_ps_input_ena; unsigned spi_shader_col_format; unsigned cb_shader_mask; + bool cb0_is_integer; unsigned sprite_coord_enable; unsigned so_strides[4]; union si_shader_key key; diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index ceaead0b71a..6be10c84cc9 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -136,7 +136,9 @@ static void si_pipe_shader_ps(struct pipe_context *ctx, struct si_pipe_shader *s si_pm4_inval_shader_cache(pm4); - db_shader_control = S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z); + db_shader_control = S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z) | + S_02880C_ALPHA_TO_MASK_DISABLE(rctx->fb_cb0_is_integer); + for (i = 0; i < shader->shader.ninput; i++) { switch (shader->shader.input[i].name) { case TGSI_SEMANTIC_POSITION: @@ -256,6 +258,7 @@ static void si_pipe_shader_ps(struct pipe_context *ctx, struct si_pipe_shader *s si_pm4_set_reg(pm4, R_02880C_DB_SHADER_CONTROL, db_shader_control); + shader->cb0_is_integer = rctx->fb_cb0_is_integer; shader->sprite_coord_enable = rctx->sprite_coord_enable; si_pm4_bind_state(rctx, ps, shader->pm4); } @@ -445,6 +448,10 @@ static void si_update_derived_state(struct r600_context *rctx) ps_dirty = 0; } + if (rctx->ps_shader->current->cb0_is_integer != rctx->fb_cb0_is_integer) { + si_pipe_shader_ps(ctx, rctx->ps_shader->current); + ps_dirty = 1; + } if (ps_dirty) { si_pm4_bind_state(rctx, ps, rctx->ps_shader->current->pm4);