// mat4
protected T setParams(Parameter param, Matrix4 value) {
if (!programBegan) {
programBegan = true;
program.begin();
}
program.setUniformMatrix(param.mnemonic(), value);
return (T) this;
}
// float[], vec2[], vec3[], vec4[]
protected T setParamv(Parameter param, float[] values, int offset, int length) {
program.begin();
switch (param.arrayElementSize()) {
case 4:
program.setUniform4fv(param.mnemonic(), values, offset, length);
break;
case 3:
program.setUniform3fv(param.mnemonic(), values, offset, length);
break;
case 2:
program.setUniform2fv(param.mnemonic(), values, offset, length);
break;
default:
case 1:
program.setUniform1fv(param.mnemonic(), values, offset, length);
break;
}
program.end();
return (T) this;
}
// mat3
protected T setParam(Parameter param, Matrix3 value) {
program.begin();
program.setUniformMatrix(param.mnemonic(), value);
program.end();
return (T) this;
}
// vec3
protected void setParam(Parameter param, Vector3 value) {
program.begin();
program.setUniformf(param.mnemonic(), value);
program.end();
}