Module: Mesa Branch: master Commit: 3f8455d07b129062885f58237516ae0d1aa339ea URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=3f8455d07b129062885f58237516ae0d1aa339ea
Author: Julian Adams <[email protected]> Date: Wed Apr 6 21:04:08 2011 +0200 r600g: Fix non-independent blend state. This fixes piglit fbo/fbo-drawbuffers-blend-add. Signed-off-by: Henri Verbeet <[email protected]> --- src/gallium/drivers/r600/evergreen_state.c | 17 ++++++++++------- src/gallium/drivers/r600/r600_state.c | 17 ++++++++++------- 2 files changed, 20 insertions(+), 14 deletions(-) diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index 8f93eb8..97f9a07 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -107,15 +107,18 @@ static void *evergreen_create_blend_state(struct pipe_context *ctx, r600_pipe_state_add_reg(rstate, R_028C3C_PA_SC_AA_MASK, 0xFFFFFFFF, 0xFFFFFFFF, NULL); for (int i = 0; i < 8; i++) { - unsigned eqRGB = state->rt[i].rgb_func; - unsigned srcRGB = state->rt[i].rgb_src_factor; - unsigned dstRGB = state->rt[i].rgb_dst_factor; - unsigned eqA = state->rt[i].alpha_func; - unsigned srcA = state->rt[i].alpha_src_factor; - unsigned dstA = state->rt[i].alpha_dst_factor; + /* state->rt entries > 0 only written if independent blending */ + const int j = state->independent_blend_enable ? i : 0; + + unsigned eqRGB = state->rt[j].rgb_func; + unsigned srcRGB = state->rt[j].rgb_src_factor; + unsigned dstRGB = state->rt[j].rgb_dst_factor; + unsigned eqA = state->rt[j].alpha_func; + unsigned srcA = state->rt[j].alpha_src_factor; + unsigned dstA = state->rt[j].alpha_dst_factor; blend_cntl[i] = 0; - if (!state->rt[i].blend_enable) + if (!state->rt[j].blend_enable) continue; blend_cntl[i] |= S_028780_BLEND_CONTROL_ENABLE(1); diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c index e202056..7ab6965 100644 --- a/src/gallium/drivers/r600/r600_state.c +++ b/src/gallium/drivers/r600/r600_state.c @@ -161,16 +161,19 @@ static void *r600_create_blend_state(struct pipe_context *ctx, color_control, 0xFFFFFFFD, NULL); for (int i = 0; i < 8; i++) { - unsigned eqRGB = state->rt[i].rgb_func; - unsigned srcRGB = state->rt[i].rgb_src_factor; - unsigned dstRGB = state->rt[i].rgb_dst_factor; + /* state->rt entries > 0 only written if independent blending */ + const int j = state->independent_blend_enable ? i : 0; - unsigned eqA = state->rt[i].alpha_func; - unsigned srcA = state->rt[i].alpha_src_factor; - unsigned dstA = state->rt[i].alpha_dst_factor; + unsigned eqRGB = state->rt[j].rgb_func; + unsigned srcRGB = state->rt[j].rgb_src_factor; + unsigned dstRGB = state->rt[j].rgb_dst_factor; + + unsigned eqA = state->rt[j].alpha_func; + unsigned srcA = state->rt[j].alpha_src_factor; + unsigned dstA = state->rt[j].alpha_dst_factor; uint32_t bc = 0; - if (!state->rt[i].blend_enable) + if (!state->rt[j].blend_enable) continue; bc |= S_028804_COLOR_COMB_FCN(r600_translate_blend_function(eqRGB)); _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
