4 files changed, 56 insertions, 34 deletions
diff --git a/tests/compute/transcendental-double.slang b/tests/compute/transcendental-double.slang
new file mode 100644
index 000000000..19ea417d8
--- /dev/null
+++ b/tests/compute/transcendental-double.slang
@@ -0,0 +1,28 @@
+//TEST(compute):COMPARE_COMPUTE:-cuda -output-using-type -shaderobj
+//TEST(compute):COMPARE_COMPUTE:-cpu -output-using-type -shaderobj
+//TEST(compute):COMPARE_COMPUTE: -output-using-type -shaderobj
+
+// Cos values are all 0 on D3d12(!)
+//DISABLE_TEST(compute):COMPARE_COMPUTE: -dx12 -output-using-type -shaderobj
+// When using double on vulkan the values are incorrect(!)
+//DISABLE_TEST(compute,vulkan):COMPARE_COMPUTE:-vk -output-using-type -shaderobj
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<float> outputBuffer : register(u0);
+
+float quantize(double value)
+{
+    return int(value * 256) * 1.0f / 256.0f;
+}
+
+[numthreads(4, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{
+    float values[] = { -9, 9, -3, 3 };
+
+	int tid = int(dispatchThreadID.x);
+    float value = values[tid];
+    
+    outputBuffer[tid * 2 + 0] = quantize(sin(double(value)));
+    outputBuffer[tid * 2 + 1] = quantize(cos(double(value)));
+}
diff --git a/tests/compute/transcendental-double.slang.expected.txt b/tests/compute/transcendental-double.slang.expected.txt
new file mode 100644
index 000000000..ceef37fce
--- /dev/null
+++ b/tests/compute/transcendental-double.slang.expected.txt
@@ -0,0 +1,9 @@
+type: float
+-0.410156
+-0.910156
+0.410156
+-0.910156
+-0.140625
+-0.988281
+0.140625
+-0.988281
diff --git a/tests/compute/transcendental.slang b/tests/compute/transcendental.slang
index e9feb4d95..cf8548939 100644
--- a/tests/compute/transcendental.slang
+++ b/tests/compute/transcendental.slang
@@ -1,19 +1,14 @@
-//TEST(compute):COMPARE_COMPUTE:-cuda -shaderobj
-//TEST(compute):COMPARE_COMPUTE:-cpu -shaderobj
-//TEST(compute):COMPARE_COMPUTE: -shaderobj
-//TEST(compute,vulcan):COMPARE_COMPUTE:-vk -shaderobj
+//TEST(compute):COMPARE_COMPUTE:-cuda -output-using-type -shaderobj
+//TEST(compute):COMPARE_COMPUTE:-cpu -output-using-type -shaderobj
+//TEST(compute):COMPARE_COMPUTE: -output-using-type -shaderobj
+//TEST(compute,vulkan):COMPARE_COMPUTE:-vk -output-using-type -shaderobj
 
-//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0], stride=4):out,name=outputBuffer
-RWStructuredBuffer<int> outputBuffer : register(u0);
+//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<float> outputBuffer : register(u0);
 
-int quantize(double value)
+float quantize(float value)
 {
-    return int(value * 256);
-}
-
-int quantize(float value)
-{
-    return int(value * 256);
+    return int(value * 256) * 1.0f / 256.0f;
 }
 
 [numthreads(4, 1, 1)]
@@ -24,9 +19,6 @@ void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
 	int tid = int(dispatchThreadID.x);
     float value = values[tid];
     
-    outputBuffer[tid * 4] = quantize(sin(value));
-    outputBuffer[tid * 4 + 1] = quantize(cos(value));
-    
-    outputBuffer[tid * 4 + 2] = quantize(sin(double(value)));
-    outputBuffer[tid * 4 + 3] = quantize(cos(double(value)));
+    outputBuffer[tid * 2] = quantize(sin(value));
+    outputBuffer[tid * 2 + 1] = quantize(cos(value));
 }
 \ No newline at end of file
diff --git a/tests/compute/transcendental.slang.expected.txt b/tests/compute/transcendental.slang.expected.txt
index 4a525cc7c..ceef37fce 100644
--- a/tests/compute/transcendental.slang.expected.txt
+++ b/tests/compute/transcendental.slang.expected.txt
@@ -1,16 +1,9 @@
-FFFFFF97
-FFFFFF17
-FFFFFF97
-FFFFFF17
-69
-FFFFFF17
-69
-FFFFFF17
-FFFFFFDC
-FFFFFF03
-FFFFFFDC
-FFFFFF03
-24
-FFFFFF03
-24
-FFFFFF03
+type: float
+-0.410156
+-0.910156
+0.410156
+-0.910156
+-0.140625
+-0.988281
+0.140625
+-0.988281