Add shader

src/shaders/shader.slang

@@ -0,0 +1,49 @@
+static float2 positions[3] = float2[](
+	float2( 0.0, -0.5),
+	float2( 0.5,  0.5),
+	float2(-0.5,  0.5),
+);
+
+static float3 colors[3] = float3[](
+	float3(1.0, 0.0, 0.0),
+	float3(0.0, 1.0, 0.0),
+	float3(0.0, 0.0, 1.0),
+);
+
+struct VertexOutput {
+	float3 color;
+	float4 sv_position : SV_Position;
+};
+
+[shader("vertex")]
+VertexOutput vertMain(uint vid : SV_VertexID) {
+	VertexOutput output;
+	output.color       = colors[vid];
+	output.sv_position = float4(positions[vid], 0.0, 1.0);
+	return output;
+}
+
+[shader("fragment")]
+float4 fragMain(VertexOutput inVert) : SV_Target {
+	return float4(inVert.color, 1.0);
+}
+
+[[vk::binding(0, 0)]]
+StructuredBuffer<float> a;
+
+[[vk::binding(1, 0)]]
+StructuredBuffer<float> b;
+
+[[vk::binding(2, 0)]]
+RWStructuredBuffer<float> result;
+
+[[vk::push_constant]]
+uniform uint count;
+
+[shader("compute")]
+[numthreads(64, 1, 1)]
+void compMain(uint tid : SV_DispatchThreadID) {
+	if (tid < count) {
+		result[tid] = a[tid] + b[tid];
+	}
+}