#include "res/shaders/common.hlsl"

struct {
    SamplerState sampler0;
    Texture2D texture0;
} globals;

cbuffer constants : register(b0)
{
    float4x4 projection;
};

struct vs_input {
    float4 pos          : POSITION;
    float2 uv           : TEXCOORD;
    float4 tint_srgb    : COLOR;
};

struct ps_input {
    float4 pos          : SV_POSITION;
    float2 uv           : TEXCOORD;
    float4 tint_lin    : COLOR;
};

ps_input vs_main(vs_input input)
{
    ps_input output;

    output.pos = mul(projection, float4(input.pos.xy, 0.f, 1.f));
    output.uv = input.uv;
    output.tint_lin = linear_from_srgb(input.tint_srgb);

    return output;
}

float4 ps_main(ps_input input) : SV_TARGET
{
    float4 color = globals.texture0.Sample(globals.sampler0, input.uv) * input.tint_lin;
    return color;
}