zink: remove old depth swizzle workaround

this is already handled in match_tex_dests(), so it does nothing here

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20598>

diff --git a/src/gallium/drivers/zink/zink_context.c b/src/gallium/drivers/zink/zink_context.c
index e4102e3..1ed4911 100644 (file)
--- a/src/gallium/drivers/zink/zink_context.c
+++ b/src/gallium/drivers/zink/zink_context.c
@@ -1014,24 +1014,10 @@ zink_create_sampler_view(struct pipe_context *pctx, struct pipe_resource *pres,
       bool shadow_needs_shader_swizzle = false;
       /* samplers for stencil aspects of packed formats need to always use stencil swizzle */
       if (ivci.subresourceRange.aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) {
-         if (sampler_view->base.swizzle_r == PIPE_SWIZZLE_0 &&
-             sampler_view->base.swizzle_g == PIPE_SWIZZLE_0 &&
-             sampler_view->base.swizzle_b == PIPE_SWIZZLE_0 &&
-             sampler_view->base.swizzle_a == PIPE_SWIZZLE_X) {
-            /*
-             * When the state tracker asks for 000x swizzles, this is depth mode GL_ALPHA,
-             * however with the single dref fetch this will fail, so just spam all the channels.
-             */
-            ivci.components.r = VK_COMPONENT_SWIZZLE_R;
-            ivci.components.g = VK_COMPONENT_SWIZZLE_R;
-            ivci.components.b = VK_COMPONENT_SWIZZLE_R;
-            ivci.components.a = VK_COMPONENT_SWIZZLE_R;
-         } else {
-            ivci.components.r = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_r));
-            ivci.components.g = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_g));
-            ivci.components.b = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_b));
-            ivci.components.a = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_a));
-         }
+         ivci.components.r = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_r));
+         ivci.components.g = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_g));
+         ivci.components.b = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_b));
+         ivci.components.a = zink_component_mapping(clamp_zs_swizzle(sampler_view->base.swizzle_a));
          if (ivci.subresourceRange.aspectMask == VK_IMAGE_ASPECT_DEPTH_BIT) {
             VkComponentSwizzle *swizzle = (VkComponentSwizzle*)&ivci.components;
             for (unsigned i = 0; i < 4; i++) {