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zink: only set stencil-ref for back if two-sided 

Otherwise, we want to set both front and back to the same state.

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6853>
This commit is contained in:
Erik Faye-Lund 2020-09-24 22:25:28 +02:00 committed by Marge Bot
parent 4b2525b68d
commit cbef2dc7d3
1 changed files with 12 additions and 2 deletions
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14
src/gallium/drivers/zink/zink_draw.c
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@ -210,6 +210,7 @@ zink_draw_vbo(struct pipe_context *pctx,
struct zink_context *ctx = zink_context(pctx);
struct zink_screen *screen = zink_screen(pctx->screen);
struct zink_rasterizer_state *rast_state = ctx->rast_state;
struct zink_depth_stencil_alpha_state *dsa_state = ctx->dsa_state;
struct zink_so_target *so_target = zink_so_target(dinfo->count_from_stream_output);
VkBuffer counter_buffers[PIPE_MAX_SO_OUTPUTS];
VkDeviceSize counter_buffer_offsets[PIPE_MAX_SO_OUTPUTS] = {};
@ -413,8 +414,17 @@ zink_draw_vbo(struct pipe_context *pctx,
debug_printf("BUG: wide lines not supported, needs fallback!");
}
vkCmdSetStencilReference(batch->cmdbuf, VK_STENCIL_FACE_FRONT_BIT, ctx->stencil_ref.ref_value[0]);
vkCmdSetStencilReference(batch->cmdbuf, VK_STENCIL_FACE_BACK_BIT, ctx->stencil_ref.ref_value[1]);
if (dsa_state->base.stencil[0].enabled) {
if (dsa_state->base.stencil[1].enabled) {
vkCmdSetStencilReference(batch->cmdbuf, VK_STENCIL_FACE_FRONT_BIT,
ctx->stencil_ref.ref_value[0]);
vkCmdSetStencilReference(batch->cmdbuf, VK_STENCIL_FACE_BACK_BIT,
ctx->stencil_ref.ref_value[1]);
} else
vkCmdSetStencilReference(batch->cmdbuf,
VK_STENCIL_FACE_FRONT_AND_BACK,
ctx->stencil_ref.ref_value[0]);
}
if (depth_bias)
vkCmdSetDepthBias(batch->cmdbuf, rast_state->offset_units, rast_state->offset_clamp, rast_state->offset_scale);