init

funnyassets/gfx_shaders/brush_frag.slang

@@ -0,0 +1,27 @@
+uint32_t hash32(uint32_t x) {
+    x = ((x >> 16) ^ x) * 0x45d9f3b;
+    x = ((x >> 16) ^ x) * 0x45d9f3b;
+    x = (x >> 16) ^ x;
+    return x;
+}
+
+[[vk::binding(1)]]
+uniform Sampler2D textures[];
+
+
+struct VertexOutput
+{
+	float4 position: SV_Position;
+	float2 uv: TEXCOORD0;
+};
+
+float4 main(
+	VertexOutput input,
+	uint triid: SV_PrimitiveID,
+	uniform uint textureID, 
+) : SV_TARGET
+{
+	return float4(textures[textureID].Sample(input.uv).xyz, 1);
+
+}
+

funnyassets/gfx_shaders/brush_vert.slang

@@ -0,0 +1,27 @@
+struct VertexInput
+{
+	float3 position: POSITION;
+	float2 uv: TEXCOORD0;
+};
+
+struct VertexOutput
+{
+	float4 position: SV_Position;
+	float2 uv: TEXCOORD0;
+};
+
+[[vk::binding(0)]]
+cbuffer CameraInfo
+{
+	float4x4 projection;
+};
+
+VertexOutput main(
+	VertexInput input,
+)
+{
+	VertexOutput output;
+	output.position = mul(projection, float4(input.position,1));
+	output.uv = input.uv;
+	return output;
+}