struct VSInput {
  float3 inPosition;
  float3 inColor;
  float2 inTexCoord;
};

struct UniformBuffer {
  float4x4 model;
  float4x4 view;
  float4x4 proj;
};
ConstantBuffer<UniformBuffer> ubo;

struct VSOutput {
  float4 pos : SV_Position;
  float3 color;
  float2 fragTexCoord;
};

[shader("vertex")]
VSOutput vertMain(VSInput input) {
  VSOutput output;
  output.color        = input.inColor;
  output.pos          = mul(ubo.proj, mul(ubo.view, mul(ubo.model, float4(input.inPosition, 1.0))));
  output.fragTexCoord = input.inTexCoord;
  return output;
}

Sampler2D texture;

[shader("fragment")]
float4 fragMain(VSOutput vertIn) : SV_Target {
  return texture.Sample(vertIn.fragTexCoord);
}