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/xsrc/external/mit/mesa-demos/dist/src/demos/
H A Dprojtex.c836 float curPos[3], dx, dy, dz; local in function:trackMotion
838 ptov(x, y, winWidth, winHeight, curPos);
840 dx = curPos[0] - lastPos[0];
841 dy = curPos[1] - lastPos[1];
842 dz = curPos[2] - lastPos[2];
845 axis[0] = lastPos[1] * curPos[2] - lastPos[2] * curPos[1];
846 axis[1] = lastPos[2] * curPos[0] - lastPos[0] * curPos[2];
847 axis[2] = lastPos[0] * curPos[
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