acquireProgram method
Implementation
acquireProgram(WebGLParameters parameters, String cacheKey) {
WebGLProgram? program;
// Check if code has been already compiled
for (var p = 0, pl = programs.length; p < pl; p++) {
var preexistingProgram = programs[p];
if (preexistingProgram.cacheKey == cacheKey) {
program = preexistingProgram;
++program.usedTimes;
break;
}
}
if (program == null) {
program = WebGLProgram(renderer, cacheKey, parameters, bindingStates);
programs.add(program);
}
return program;
}