shadow.gdshader

shader_type canvas_item;

uniform vec4 shadow_color = vec4(0.0, 0.0, 0.0, 0.5); // Shadow color and transparency
uniform vec2 shadow_offset = vec2(5.0, 5.0); // Offset for the shadow

void fragment() {
	// Move the texture coordinates by the shadow offset
	vec2 shadow_uv = UV + shadow_offset / SCREEN_PIXEL_SIZE;
	vec4 tex_color = texture(TEXTURE, shadow_uv);
	// Apply the shadow color to the texture
	COLOR = tex_color * shadow_color;
}