#version 300 es
precision mediump float;

in vec4 vertTexCoord;
in vec4 vertStencilTexCoord;

uniform sampler2D brushTexture;
uniform sampler2D stencilTexture;
uniform vec4 frontColor;

out vec4 fragColor;

void main() {
	vec4 brushSample = texture(brushTexture, vec2(vertTexCoord.x / vertTexCoord.w, vertTexCoord.y / vertTexCoord.w));
	vec4 stencilSample = texture(stencilTexture, vec2(vertStencilTexCoord.x / vertStencilTexCoord.w, vertStencilTexCoord.y / vertStencilTexCoord.w));
	fragColor = stencilSample * brushSample.a * frontColor;
}