.

data/batch_frag.hlsl

@@ -0,0 +1,14 @@
+Texture2D tex : register(t0);
+SamplerState smp : register(s0);
+
+struct input_t {
+    float4 pos : SV_Position;
+    float2 uv  : TEXCOORD1;
+    float4 col : TEXCOORD2;
+};
+
+float4 main(input_t input) : SV_Target0 {
+    float4 col = input.col;
+    float4 spr = tex.Sample(smp, input.uv);
+    return spr * col;
+}