[dxvk] Add meta copy shaders

Used to copy between depth and color images.

src/dxvk/shaders/dxvk_copy_color_1d.frag

@@ -0,0 +1,16 @@
+#version 450
+
+layout(set = 0, binding = 0)
+uniform sampler1DArray s_image;
+
+layout(location = 0) out vec4 o_color;
+
+layout(push_constant)
+uniform u_info_t {
+  ivec2 offset;
+} u_info;
+
+void main() {
+  o_color = texelFetch(s_image,
+    ivec2(gl_FragCoord.x + u_info.offset.x, gl_Layer), 0);
+}

src/dxvk/shaders/dxvk_copy_color_2d.frag

@@ -0,0 +1,16 @@
+#version 450
+
+layout(set = 0, binding = 0)
+uniform sampler2DArray s_image;
+
+layout(location = 0) out vec4 o_color;
+
+layout(push_constant)
+uniform u_info_t {
+  ivec2 offset;
+} u_info;
+
+void main() {
+  o_color = texelFetch(s_image,
+    ivec3(gl_FragCoord.xy + u_info.offset, gl_Layer), 0);
+}

src/dxvk/shaders/dxvk_copy_color_ms.frag

@@ -0,0 +1,17 @@
+#version 450
+
+layout(set = 0, binding = 0)
+uniform sampler2DMSArray s_image;
+
+layout(location = 0) out vec4 o_color;
+
+layout(push_constant)
+uniform u_info_t {
+  ivec2 offset;
+} u_info;
+
+void main() {
+  o_color = texelFetch(s_image,
+    ivec3(gl_FragCoord.xy + u_info.offset, gl_Layer),
+    gl_SampleID);
+}

src/dxvk/shaders/dxvk_copy_depth_1d.frag

@@ -0,0 +1,14 @@
+#version 450
+
+layout(set = 0, binding = 0)
+uniform sampler1DArray s_image;
+
+layout(push_constant)
+uniform u_info_t {
+  ivec2 offset;
+} u_info;
+
+void main() {
+  gl_FragDepth = texelFetch(s_image,
+    ivec2(gl_FragCoord.x + u_info.offset.x, gl_Layer), 0).r;
+}

src/dxvk/shaders/dxvk_copy_depth_2d.frag

@@ -0,0 +1,14 @@
+#version 450
+
+layout(set = 0, binding = 0)
+uniform sampler2DArray s_image;
+
+layout(push_constant)
+uniform u_info_t {
+  ivec2 offset;
+} u_info;
+
+void main() {
+  gl_FragDepth = texelFetch(s_image,
+    ivec3(gl_FragCoord.xy + u_info.offset, gl_Layer), 0).r;
+}

src/dxvk/shaders/dxvk_copy_depth_ms.frag

@@ -0,0 +1,15 @@
+#version 450
+
+layout(set = 0, binding = 0)
+uniform sampler2DMSArray s_image;
+
+layout(push_constant)
+uniform u_info_t {
+  ivec2 offset;
+} u_info;
+
+void main() {
+  gl_FragDepth = texelFetch(s_image,
+    ivec3(gl_FragCoord.xy + u_info.offset, gl_Layer),
+    gl_SampleID).r;
+}