Checks if a file exits and can be read

Check if frame buffer initialized correctly

View frustrum culling using a models AABB

! @brief create a parse error exception @param[in] id_ the id of the exception @param[in] byte_ the byte index where the error o

1. Creates the OpenGL context using SDL 2. Inits GLAD functionality 3. Prints some vendor information 4. Sets some more GL context stuff 5. Sets the

Inits our GUI library and calls all init functions related to configuring it for use in OpenGL3+ and SDL2

Initializes SDL2 window object with the given width and heigh and marks it as an openGL enabled window;

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! @brief check whether a string is UTF-8 encoded The function checks each byte of a string whether it is UTF-8 encoded. The result of the

TODO:: include cases with width and height

@brief Detach a still attached stream from logger */

! @brief creates a diff as a JSON patch Creates a [JSON Patch](http://jsonpatch.com) so that value @a source can be changed into the valu

The drawing function that is shared between all mesh primitives

The model currently is just a vessel for the meshes of the scene, In a future revision this will probably change

! @brief dump escaped string Escape a string by replacing certain special characters by a sequence of an escape character (backslash) and

! @brief dump a floating-point number Dump a given floating-point number to output stream @a o. Works internally with @a number_buffer.

! @brief checks whether the container is empty. Checks if a JSON value has no elements (i.e. whether its @ref size is `0`). @return The

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------------------------------------------------------------------------------------ The same but more human.