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psp: fixed bug in asm code, returned vsqrt+vrcp in TransformPositivePlane and TransformStandartPlane

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2022-10-04 09:00:49 +03:00
parent f4ae5cf8e0
commit 1abec2620a
1 changed files with 6 additions and 3 deletions
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9
public/matrixlib.c
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@@ -538,7 +538,8 @@ void Matrix3x4_TransformPositivePlane( const matrix3x4 in, const vec3_t normal,
"lv.s S201, 4 + %3\n" // S201 = normal[1]
"lv.s S202, 8 + %3\n" // S202 = normal[2]
"vdot.t S211, C100, C100\n" // S211 = C100 * C100
"vrsq.s S211, S211\n" // S211 = 1 / sqrt( S211 )
"vsqrt.s S211, S211\n" // S211 = sqrt( S211 )
"vrcp.s S212, S211\n" // S212 = 1 / S211
"vtfm3.t C000, M100, C200\n" // C000 = M100 * C200
"vscl.t C000, C000, S212\n" // C000 = C000 * S211
"vmul.s S003, S210, S211\n" // S003 = S210 * S211
@@ -1182,7 +1183,8 @@ void Matrix4x4_TransformPositivePlane( const matrix4x4 in, const vec3_t normal,
"lv.s S201, 4 + %3\n" // S201 = normal[1]
"lv.s S202, 8 + %3\n" // S202 = normal[2]
"vdot.t S211, C100, C100\n" // S211 = C100 * C100
"vrsq.s S211, S211\n" // S211 = 1 / sqrt( S211 )
"vsqrt.s S211, S211\n" // S211 = sqrt( S211 )
"vrcp.s S212, S211\n" // S212 = 1 / S211
"vtfm3.t C000, M100, C200\n" // C000 = M100 * C200
"vscl.t C000, C000, S212\n" // C000 = C000 * S211
"vmul.s S003, S210, S211\n" // S003 = S210 * S211
@@ -1223,7 +1225,8 @@ void Matrix4x4_TransformStandardPlane( const matrix4x4 in, const vec3_t normal,
"lv.s S201, 4 + %3\n" // S201 = normal[1]
"lv.s S202, 8 + %3\n" // S202 = normal[2]
"vdot.t S211, C100, C100\n" // S211 = C100 * C100
"vrsq.s S211, S211\n" // S211 = 1 / sqrt( S211 )
"vsqrt.s S211, S211\n" // S211 = sqrt( S211 )
"vrcp.s S212, S211\n" // S212 = 1 / S211
"vtfm3.t C000, M100, C200\n" // C000 = M100 * C200
"vscl.t C000, C000, S212\n" // C000 = C000 * S211
"vmul.s S003, S210, S211\n" // S003 = S210 * S211