tests/hlsl: Add a test for SV_ClipDistance.

Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/864

Makefile.am

@@ -78,6 +78,7 @@ vkd3d_shader_tests = \
 	tests/hlsl/ceil.shader_test \
 	tests/hlsl/cf-cond-types.shader_test \
 	tests/hlsl/clamp.shader_test \
+	tests/hlsl/clip-distance.shader_test \
 	tests/hlsl/clip.shader_test \
 	tests/hlsl/combined-samplers.shader_test \
 	tests/hlsl/comma.shader_test \

tests/hlsl/clip-distance.shader_test

@@ -0,0 +1,98 @@
+[require]
+shader model >= 4.0
+
+[input layout]
+0 r32g32 float POSITION
+1 r32 float CLIP_DISTANCE
+
+[vb 0]
+-1.0 -1.0
+-1.0  1.0
+ 1.0 -1.0
+ 1.0  1.0
+
+[vb 1]
+1.0
+1.0
+1.0
+1.0
+
+[rtv 0]
+format r32g32b32a32 float
+size (2d, 640, 480)
+
+[vertex shader todo]
+struct input
+{
+    float4 position : POSITION;
+    float distance : CLIP_DISTANCE;
+};
+
+struct vertex
+{
+    float4 position : SV_POSITION;
+    float clip : SV_ClipDistance;
+};
+
+void main(input vin, out vertex vertex)
+{
+    vertex.position = vin.position;
+    vertex.clip = vin.distance;
+}
+
+[pixel shader]
+float4 main(const in float4 position : SV_Position) : SV_Target
+{
+    return float4(0.0f, 1.0f, 0.0f, 1.0f);
+}
+
+[test]
+clear rtv 0 1.0 1.0 1.0 1.0
+todo draw triangle strip 4
+probe all rgba (0.0, 1.0, 0.0, 1.0)
+
+[vb 1]
+0.0
+0.0
+0.0
+0.0
+
+[test]
+clear rtv 0 1.0 1.0 1.0 1.0
+todo draw triangle strip 4
+probe all rgba (0.0, 1.0, 0.0, 1.0)
+
+[vb 1]
+-1.0
+-1.0
+-1.0
+-1.0
+
+[test]
+clear rtv 0 1.0 1.0 1.0 1.0
+todo draw triangle strip 4
+probe all rgba (1.0, 1.0, 1.0, 1.0)
+
+[vb 1]
+1.0
+1.0
+-1.0
+-1.0
+
+[test]
+clear rtv 0 1.0 1.0 1.0 1.0
+todo draw triangle strip 4
+probe rtv 0 (160, 240) rgba (0.0, 1.0, 0.0, 1.0)
+probe rtv 0 (480, 240) rgba (1.0, 1.0, 1.0, 1.0)
+
+[vb 1]
+-1.0
+1.0
+-1.0
+1.0
+
+[test]
+clear rtv 0 1.0 1.0 1.0 1.0
+todo draw triangle strip 4
+probe rtv 0 (320, 120) rgba (0.0, 1.0, 0.0, 1.0)
+probe rtv 0 (320, 360) rgba (1.0, 1.0, 1.0, 1.0)