activateRenderProgram method

void activateRenderProgram(
  1. RenderProgram renderProgram
)

Implementation

void activateRenderProgram(RenderProgram renderProgram) {
  if (!identical(renderProgram, _activeRenderProgram)) {
    _activeRenderProgram.flush();
    _activeRenderProgram = renderProgram;
    _activeRenderProgram.activate(this);
    _activeRenderProgram.projectionMatrix = _projectionMatrix;
  }
}