uniform sampler2D U_MainTexture;varying vec2 V_Texcoord; void main() { gl_FragColor = texture2D(U_MainTexture, V_Texcoord);}
uniform sampler2D U_MainTexture;
varying vec2 V_Texcoord;
void main() {
gl_FragColor = texture2D(U_MainTexture, V_Texcoord);
}