DebugDraw.hlsl

DebugDraw Shader Code

struct DebugVertex {
    float3 position : POSITION;
    float4 colour : COLOR;
};

struct DebugVertexUniforms {
    float4x4 worldToProjection;
};

[[vk::push_constant]] DebugVertexUniforms uniforms;

struct DebugVertexInOut {
    float4 position : SV_Position;
    float4 colour : COLOR0;
};

[shader("vertex")]
DebugVertexInOut DebugDrawPass_Vertex(DebugVertex debugVertex) {
    DebugVertexInOut output;
    output.position = mul(uniforms.worldToProjection, float4(debugVertex.position, 1));
    output.colour = debugVertex.colour; // inverseToneMap(debugVertex.colour);
    
    return output;
}

[shader("pixel")]
float4 DebugDrawPass_Fragment(DebugVertexInOut input) : SV_Target {
    return input.colour;
}

struct DebugPointVertex {
    float3 position : POSITION;
    float4 colour : COLOR;
    float size : PSIZE;
};

struct DebugPointVertexInOut {
    float4 position : SV_Position;
    float4 colour : COLOR0;
    [[vk::builtin("PointSize")]] float size : PSIZE;
};

[shader("vertex")]
DebugPointVertexInOut DebugDrawPass_VertexPoint(DebugPointVertex debugVertex) {
    DebugPointVertexInOut output;
    output.position = mul(uniforms.worldToProjection, float4(debugVertex.position, 1));
    output.colour = debugVertex.colour; // inverseToneMap(debugVertex.colour);
    output.size = debugVertex.size;
    
    return output;
}

[shader("pixel")]
float4 DebugDrawPass_FragmentPoint(DebugPointVertexInOut input) : SV_Target {
    return input.colour;
}