1$input v_color0, v_texcoord0 2 3#include <bgfx_shader.sh> 4 5SAMPLER2D(s_texColor, 0); 6 7uniform vec4 u_params; 8#define u_blur_scale u_params.xy 9#define u_compose_mult u_params.z 10#define u_compose_alpha u_params.w 11 12void main() { 13 vec4 texColor = texture2D(s_texColor, v_texcoord0.xy); 14 gl_FragColor = v_color0 * texColor * vec4(1.0, 1.0, 1.0, u_compose_alpha); 15} 16