tonc_obj_affine.c File Reference

#include "tonc_memmap.h" #include "tonc_core.h"
#include "tonc_bios.h"
#include "tonc_math.h"
#include "tonc_oam.h"

Functions
void	obj_aff_copy (OBJ_AFFINE *dst, const OBJ_AFFINE *src, u32 count)
void	obj_aff_rotate (OBJ_AFFINE *oaff, u16 alpha)
	Set obj matrix to counter-clockwise rotation.
void	obj_aff_rotscale (OBJ_AFFINE *oaff, FIXED sx, FIXED sy, u16 alpha)
	Set obj matrix to 2d scaling, then counter-clockwise rotation.
void	obj_aff_premul (OBJ_AFFINE *dst, const OBJ_AFFINE *src)
	Pre-multiply dst by src: D = S*D.
void	obj_aff_postmul (OBJ_AFFINE *dst, const OBJ_AFFINE *src)
	Post-multiply dst by src: D= D*S.
void	obj_aff_rotscale2 (OBJ_AFFINE *oaff, const AFF_SRC *as)
	Set obj matrix to 2d scaling, then counter-clockwise rotation.
void	obj_rotscale_ex (OBJ_ATTR *obj, OBJ_AFFINE *oaff, const AFF_SRC_EX *asx)
	Rot/scale an object around an arbitrary point.

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Detailed Description

Author:

J Vijn

Date:

20060908 - 20060916

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