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authorIlia Mirkin <[email protected]>2014-11-28 16:59:21 -0500
committerIlia Mirkin <[email protected]>2014-11-29 12:15:43 -0500
commit3de9fa8ff47bd6b186f9d57511cb9fe08618f62f (patch)
tree741dee18386906e8fef5cb24f13b0a02fb4b620a
parent67c498086d0858a94d53ebb6921cfda847250368 (diff)
freedreno/a3xx: only enable blend clamp for non-float formats
This fixes arb_color_buffer_float-render GL_RGBA16F. Signed-off-by: Ilia Mirkin <[email protected]> Cc: "10.3 10.4" <[email protected]> Reviewed-by: Rob Clark <[email protected]>
-rw-r--r--src/gallium/drivers/freedreno/a3xx/fd3_blend.c3
-rw-r--r--src/gallium/drivers/freedreno/a3xx/fd3_emit.c8
2 files changed, 7 insertions, 4 deletions
diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_blend.c b/src/gallium/drivers/freedreno/a3xx/fd3_blend.c
index f97b1a7eec3..940d065d75b 100644
--- a/src/gallium/drivers/freedreno/a3xx/fd3_blend.c
+++ b/src/gallium/drivers/freedreno/a3xx/fd3_blend.c
@@ -105,8 +105,7 @@ fd3_blend_state_create(struct pipe_context *pctx,
A3XX_RB_MRT_BLEND_CONTROL_RGB_DEST_FACTOR(fd_blend_factor(rt->rgb_dst_factor)) |
A3XX_RB_MRT_BLEND_CONTROL_ALPHA_SRC_FACTOR(fd_blend_factor(rt->alpha_src_factor)) |
A3XX_RB_MRT_BLEND_CONTROL_ALPHA_BLEND_OPCODE(blend_func(rt->alpha_func)) |
- A3XX_RB_MRT_BLEND_CONTROL_ALPHA_DEST_FACTOR(fd_blend_factor(rt->alpha_dst_factor)) |
- A3XX_RB_MRT_BLEND_CONTROL_CLAMP_ENABLE;
+ A3XX_RB_MRT_BLEND_CONTROL_ALPHA_DEST_FACTOR(fd_blend_factor(rt->alpha_dst_factor));
so->rb_mrt[i].control =
A3XX_RB_MRT_CONTROL_ROP_CODE(rop) |
diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_emit.c b/src/gallium/drivers/freedreno/a3xx/fd3_emit.c
index e22a5ba7df5..62ffa73cd20 100644
--- a/src/gallium/drivers/freedreno/a3xx/fd3_emit.c
+++ b/src/gallium/drivers/freedreno/a3xx/fd3_emit.c
@@ -566,16 +566,20 @@ fd3_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
}
}
- if ((dirty & FD_DIRTY_BLEND) && ctx->blend) {
+ if ((dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) && ctx->blend) {
struct fd3_blend_stateobj *blend = fd3_blend_stateobj(ctx->blend);
uint32_t i;
for (i = 0; i < ARRAY_SIZE(blend->rb_mrt); i++) {
+ bool is_float = util_format_is_float(
+ pipe_surface_format(ctx->framebuffer.cbufs[i]));
+
OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
OUT_RING(ring, blend->rb_mrt[i].control);
OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
- OUT_RING(ring, blend->rb_mrt[i].blend_control);
+ OUT_RING(ring, blend->rb_mrt[i].blend_control |
+ COND(!is_float, A3XX_RB_MRT_BLEND_CONTROL_CLAMP_ENABLE));
}
}