https://mediawiki.zeropage.org/index.php?action=history&feed=atom&title=3DGraphicsFoundation%2FMathLibraryTemplateExample 2026-05-14T16:08:15Z Revision history for this page on the wiki MediaWiki 1.39.8 https://mediawiki.zeropage.org/index.php?title=3DGraphicsFoundation/MathLibraryTemplateExample&diff=26767&oldid=prev 2021-02-07T05:22:15Z

<p></p> <p><b>New page</b></p><div> typedef float vec_t;<br /> typedef float vec2_t[2];<br /> typedef vec_t vec3_t[3];<br /> typedef vec_t matrix_t[16]; // 4*4 행렬<br /> <br /> // matrix prototypes<br /> void matrixIdentity (matrix_t p);<br /> void matrixMultiply (matrix_t a, matrix_t b, matrix_t c);<br /> void matrixRotateX (matrix_t p, vec_t angle);<br /> void matrixRotateY (matrix_t p, vec_t angle);<br /> void matrixRotateZ (matrix_t p, vec_t angle);<br /> void matrixRotate (matrix_t m, vec3_t r);<br /> void matrixMultiplyVector (matrix_t m, vec3_t v);<br /> void matrixMultiplyVector2 (matrix_t m, vec3_t v);<br /> void matrixMultiplyVector3 (matrix_t m, vec3_t v);<br /> void matrixTranslate (matrix_t m, vec3_t a);<br /> void matrixCopy(matrix_t a, matrix_t b);<br /> <br /> void matrix33_inverse (mat33_t mr, mat33_t ma);<br /> int matrix44_inverse (mat44_t mr, mat44_t ma);<br /> int matrix44_inverse2 (mat44_t mr, mat44_t ma);<br /> <br /> // vector prototypes<br /> void vectorClear (vec3_t a);<br /> void vectorCopy (vec3_t a, vec3_t b);<br /> void vectorCrossProduct (vec3_t v1, vec3_t v2, vec3_t cross);<br /> vec_t vectorDot (vec3_t v1, vec3_t v2);<br /> void vectorSubtract (vec3_t va, vec3_t vb, vec3_t out);<br /> void vectorAdd (vec3_t va, vec3_t vb, vec3_t out);<br /> vec_t vectorNormalize (vec3_t in, vec3_t out);<br /> void vectorScaleV (vec3_t a, vec3_t s);<br /> void vectorScale (vec3_t v, vec_t scale);<br /> <br /> void NormalRet (vec3_t a, vec3_t b, vec3_t c, vec3_t &amp;amp;out); // 노멀 벡터 계산</div>

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