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assets/shaders/deferred_frag.nzsl

@@ -0,0 +1,63 @@
+[nzsl_version("1.0")]
+module;
+
+import Engine.InstanceData;
+import Engine.ViewerData;
+
+option HasDiffuseTexture: bool = false;
+option HasAlphaTexture: bool = false;
+option AlphaTest: bool = false;
+
+[layout(std140)]
+struct BasicSettings
+{
+	AlphaThreshold: f32,
+	DiffuseColor: vec4[f32]
+}
+
+external
+{
+	[binding(0)] settings: uniform[BasicSettings],
+	[binding(1)] MaterialDiffuseMap: sampler2D[f32],
+	[binding(2)] MaterialAlphaMap: sampler2D[f32],
+	[binding(3)] TextureOverlay: sampler2D[f32],
+	[binding(4)] instanceData: uniform[InstanceData],
+	[binding(5)] viewerData: uniform[ViewerData],
+}
+
+struct InputData
+{
+	[location(0)] normal: vec3[f32],
+	[location(1)] uv: vec2[f32],
+	[location(2)] pos: vec3[f32]
+}
+
+struct OutputData
+{
+	[location(0)] diffuseMap: vec4[f32],
+	[location(1)] normalMap: vec4[f32],
+	[location(2)] positionMap: vec4[f32]
+}
+
+[entry(frag)]
+fn main(input: InputData) -> OutputData
+{
+	let diffuseColor = settings.DiffuseColor;
+	const if (HasDiffuseTexture)
+		diffuseColor *= MaterialDiffuseMap.Sample(input.uv);
+
+	const if (HasAlphaTexture)
+		diffuseColor.w *= MaterialAlphaMap.Sample(input.uv).x;
+
+	const if (AlphaTest)
+	{
+		if (diffuseColor.w < settings.AlphaThreshold)
+			discard;
+	}
+
+	let output: OutputData;
+	output.diffuseMap = diffuseColor;
+	output.normalMap = vec4[f32]((vec3[f32](1.0, 1.0, 1.0) + input.normal) * 0.5, 1.0);
+	output.positionMap = vec4[f32](input.pos, 1.0);
+	return output;
+}