![]() It’s mentioned throughout this book countless times. In the case of PC and mobile, these API function calls must be further translated by a graphics driver.Īn important kind of an API function you should remember is the draw call. OpenGL, DirectX, Vulkan or Metal are examples of most popular APIs, though it may also be a game console’s proprietary interface, like Playstation 4’s GNM. ![]() Instead, it has to send the commands using an API: application programming interface. The engine code can’t control the GPU directly. In simplification, the CPU prepares the data and issues commands ( draw calls) for the GPU to process. The anatomy of a frameĮvery frame rendered by a real-time engine is a result of work done both by the CPU and the GPU (aka the graphics card). ![]() It’s also regularly updated, while videos stay unchanged since their upload. Note: Every chapter of this book is extended compared with the original video. ![]()
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