strcat and truncate. */

Parse a text containing operand and store the result in OP */

Clear 'nocode_wanted' at forward label if it was used */

* Unlock a previously locked surface */

Similarly, but typed, much like std::vector::data

XXX: make it faster ? */

Helpers: Bit manipulation

Get the length of this vector (the norm).

This is the central function thru which all typechecking flows, so we can conveniently match up what the node produces and what the recipient expects.

Multiply a matrix transpose times a vector. If a rotation matrix is provided, then this transforms the vector from one frame to another (inverse trans

return the pointed type of t */

Normalize an angle in radians to be between -pi and pi

* Get the joystick for this gamepad */

add a new relocation entry to symbol 'sym' in section 's' */

The current offset into the buffer.

* Lock a surface to directly access the pixels */

push a reference to an helper function (such as memmove) */

* Prints given message with a timestamp in the TEST category and INFO priority. */

XXX: make it faster ? */