From 3de9fa8ff47bd6b186f9d57511cb9fe08618f62f Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Fri, 28 Nov 2014 16:59:21 -0500 Subject: [PATCH] freedreno/a3xx: only enable blend clamp for non-float formats This fixes arb_color_buffer_float-render GL_RGBA16F. Signed-off-by: Ilia Mirkin Cc: "10.3 10.4" Reviewed-by: Rob Clark --- src/gallium/drivers/freedreno/a3xx/fd3_blend.c | 3 +-- src/gallium/drivers/freedreno/a3xx/fd3_emit.c | 8 ++++++-- 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 f97b1a7..940d065 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 e22a5ba..62ffa73 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)); } } -- 2.7.4