From 89d57e15ba6598c51fb75253553fff3a54c35a2b Mon Sep 17 00:00:00 2001
From: Hans-Kristian Arntzen <hans-kristian.arntzen@arm.com>
Date: Sat, 6 May 2017 13:56:45 +0200
Subject: [PATCH] Add test case for combined depth image sampler in GLSL.

---
 .../combined-texture-sampler-shadow.vk.frag   | 31 ++++++++++++++++++
 ...combined-texture-sampler-shadow.vk.frag.vk | 32 +++++++++++++++++++
 .../combined-texture-sampler-shadow.vk.frag   | 29 +++++++++++++++++
 3 files changed, 92 insertions(+)
 create mode 100644 reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag
 create mode 100644 reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag.vk
 create mode 100644 shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag

diff --git a/reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag b/reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag
new file mode 100644
index 00000000..af64fb87
--- /dev/null
+++ b/reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag
@@ -0,0 +1,31 @@
+#version 310 es
+precision mediump float;
+precision highp int;
+
+uniform mediump sampler2DShadow SPIRV_Cross_CombineduDepthuSampler;
+uniform mediump sampler2D SPIRV_Cross_CombineduDepthuSampler1;
+
+layout(location = 0) out float FragColor;
+
+float samp2(mediump sampler2DShadow SPIRV_Cross_Combinedts)
+{
+    return texture(SPIRV_Cross_Combinedts, vec3(vec3(1.0).xy, vec3(1.0).z));
+}
+
+float samp3(mediump sampler2D SPIRV_Cross_Combinedts)
+{
+    return texture(SPIRV_Cross_Combinedts, vec2(1.0)).x;
+}
+
+float samp(mediump sampler2DShadow SPIRV_Cross_Combinedts, mediump sampler2D SPIRV_Cross_Combinedts1)
+{
+    float r0 = samp2(SPIRV_Cross_Combinedts);
+    float r1 = samp3(SPIRV_Cross_Combinedts1);
+    return r0 + r1;
+}
+
+void main()
+{
+    FragColor = samp(SPIRV_Cross_CombineduDepthuSampler, SPIRV_Cross_CombineduDepthuSampler1);
+}
+
diff --git a/reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag.vk b/reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag.vk
new file mode 100644
index 00000000..f475ae53
--- /dev/null
+++ b/reference/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag.vk
@@ -0,0 +1,32 @@
+#version 310 es
+precision mediump float;
+precision highp int;
+
+layout(set = 0, binding = 2) uniform mediump texture2D uDepth;
+layout(set = 0, binding = 0) uniform mediump samplerShadow uSampler;
+layout(set = 0, binding = 1) uniform mediump sampler uSampler1;
+
+layout(location = 0) out float FragColor;
+
+float samp2(mediump texture2D t, mediump samplerShadow s)
+{
+    return texture(sampler2DShadow(t, s), vec3(vec3(1.0).xy, vec3(1.0).z));
+}
+
+float samp3(mediump texture2D t, mediump sampler s)
+{
+    return texture(sampler2D(t, s), vec2(1.0)).x;
+}
+
+float samp(mediump texture2D t, mediump samplerShadow s, mediump sampler s1)
+{
+    float r0 = samp2(t, s);
+    float r1 = samp3(t, s1);
+    return r0 + r1;
+}
+
+void main()
+{
+    FragColor = samp(uDepth, uSampler, uSampler1);
+}
+
diff --git a/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag b/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag
new file mode 100644
index 00000000..2fabb5ea
--- /dev/null
+++ b/shaders/vulkan/frag/combined-texture-sampler-shadow.vk.frag
@@ -0,0 +1,29 @@
+#version 310 es
+precision mediump float;
+
+layout(set = 0, binding = 0) uniform mediump samplerShadow uSampler;
+layout(set = 0, binding = 1) uniform mediump sampler uSampler1;
+layout(set = 0, binding = 2) uniform texture2D uDepth;
+layout(location = 0) out float FragColor;
+
+float samp2(texture2D t, mediump samplerShadow s)
+{
+   return texture(sampler2DShadow(t, s), vec3(1.0));
+}
+
+float samp3(texture2D t, mediump sampler s)
+{
+   return texture(sampler2D(t, s), vec2(1.0)).x;
+}
+
+float samp(texture2D t, mediump samplerShadow s, mediump sampler s1)
+{
+   float r0 = samp2(t, s);
+   float r1 = samp3(t, s1);
+   return r0 + r1;
+}
+
+void main()
+{
+   FragColor = samp(uDepth, uSampler, uSampler1);
+}