#version 450

layout(location = 0) in vec4 fragColor;
layout(location = 1) in vec2 fragTexCoord;

layout(location = 0) out vec4 outColor;

layout(binding = 0) uniform UniformBufferObject {
    float time;
    vec2 resolution;
    float rotation;
    float wavePhase;
} ubo;

layout(binding = 1) uniform sampler2D texSampler;

void main() {
    // Sample the font texture atlas
    float alpha = texture(texSampler, fragTexCoord).r;

    // Apply color with alpha from texture
    outColor = vec4(fragColor.rgb, fragColor.a * alpha);
}