m[1][2] = m02 * -s + m12 * c;
}
-/*
- * Matrix 4x3
- */
-
-#define M4X3_IDENTITY {{1.0f, 0.0f, 0.0f, },\
- { 0.0f, 1.0f, 0.0f, },\
- { 0.0f, 0.0f, 1.0f, },\
- { 0.0f, 0.0f, 0.0f }}
-
-static inline void m4x3_to_3x3( m4x3f a, m3x3f b )
-{
- v3_copy( a[0], b[0] );
- v3_copy( a[1], b[1] );
- v3_copy( a[2], b[2] );
-}
-
-static inline void m4x3_invert_affine( m4x3f a, m4x3f b )
-{
- m3x3_transpose( a, b );
- m3x3_mulv( b, a[3], b[3] );
- v3_negate( b[3], b[3] );
-}
-
-static void m4x3_invert_full( m4x3f src, m4x3f dst )
-{
- float t2, t4, t5,
- det,
- a = src[0][0], b = src[0][1], c = src[0][2],
- e = src[1][0], f = src[1][1], g = src[1][2],
- i = src[2][0], j = src[2][1], k = src[2][2],
- m = src[3][0], n = src[3][1], o = src[3][2];
-
- t2 = j*o - n*k;
- t4 = i*o - m*k;
- t5 = i*n - m*j;
-
- dst[0][0] = f*k - g*j;
- dst[1][0] =-(e*k - g*i);
- dst[2][0] = e*j - f*i;
- dst[3][0] =-(e*t2 - f*t4 + g*t5);
-
- dst[0][1] =-(b*k - c*j);
- dst[1][1] = a*k - c*i;
- dst[2][1] =-(a*j - b*i);
- dst[3][1] = a*t2 - b*t4 + c*t5;
-
- t2 = f*o - n*g;
- t4 = e*o - m*g;
- t5 = e*n - m*f;
-
- dst[0][2] = b*g - c*f ;
- dst[1][2] =-(a*g - c*e );
- dst[2][2] = a*f - b*e ;
- dst[3][2] =-(a*t2 - b*t4 + c * t5);
-
- det = 1.0f / (a * dst[0][0] + b * dst[1][0] + c * dst[2][0]);
- v3_muls( dst[0], det, dst[0] );
- v3_muls( dst[1], det, dst[1] );
- v3_muls( dst[2], det, dst[2] );
- v3_muls( dst[3], det, dst[3] );
-}
-
-static inline void m4x3_copy( m4x3f a, m4x3f b )
-{
- v3_copy( a[0], b[0] );
- v3_copy( a[1], b[1] );
- v3_copy( a[2], b[2] );
- v3_copy( a[3], b[3] );
-}
-
-static inline void m4x3_identity( m4x3f a )
-{
- m4x3f id = M4X3_IDENTITY;
- m4x3_copy( id, a );
-}
-
-static inline void m4x3_mul( m4x3f a, m4x3f b, m4x3f d )
-{
- float
- a00 = a[0][0], a01 = a[0][1], a02 = a[0][2],
- a10 = a[1][0], a11 = a[1][1], a12 = a[1][2],
- a20 = a[2][0], a21 = a[2][1], a22 = a[2][2],
- a30 = a[3][0], a31 = a[3][1], a32 = a[3][2],
- b00 = b[0][0], b01 = b[0][1], b02 = b[0][2],
- b10 = b[1][0], b11 = b[1][1], b12 = b[1][2],
- b20 = b[2][0], b21 = b[2][1], b22 = b[2][2],
- b30 = b[3][0], b31 = b[3][1], b32 = b[3][2];
-
- d[0][0] = a00*b00 + a10*b01 + a20*b02;
- d[0][1] = a01*b00 + a11*b01 + a21*b02;
- d[0][2] = a02*b00 + a12*b01 + a22*b02;
- d[1][0] = a00*b10 + a10*b11 + a20*b12;
- d[1][1] = a01*b10 + a11*b11 + a21*b12;
- d[1][2] = a02*b10 + a12*b11 + a22*b12;
- d[2][0] = a00*b20 + a10*b21 + a20*b22;
- d[2][1] = a01*b20 + a11*b21 + a21*b22;
- d[2][2] = a02*b20 + a12*b21 + a22*b22;
- d[3][0] = a00*b30 + a10*b31 + a20*b32 + a30;
- d[3][1] = a01*b30 + a11*b31 + a21*b32 + a31;
- d[3][2] = a02*b30 + a12*b31 + a22*b32 + a32;
-}
-
-static inline void m4x3_mulv( m4x3f m, v3f v, v3f d )
-{
- v3f res;
-
- res[0] = m[0][0]*v[0] + m[1][0]*v[1] + m[2][0]*v[2] + m[3][0];
- res[1] = m[0][1]*v[0] + m[1][1]*v[1] + m[2][1]*v[2] + m[3][1];
- res[2] = m[0][2]*v[0] + m[1][2]*v[1] + m[2][2]*v[2] + m[3][2];
-
- v3_copy( res, d );
-}
-
-/*
- * Transform plane ( xyz, distance )
- */
-static inline void m4x3_mulp( m4x3f m, v4f p, v4f d )
-{
- v3f o;
-
- v3_muls( p, p[3], o );
- m4x3_mulv( m, o, o );
- m3x3_mulv( m, p, d );
-
- d[3] = v3_dot( o, d );
-}
-
-/*
- * Affine transforms
- */
-
-static inline void m4x3_translate( m4x3f m, v3f v )
-{
- v3_muladds( m[3], m[0], v[0], m[3] );
- v3_muladds( m[3], m[1], v[1], m[3] );
- v3_muladds( m[3], m[2], v[2], m[3] );
-}
-
-static inline void m4x3_rotate_x( m4x3f m, float angle )
-{
- m4x3f t = M4X3_IDENTITY;
- float c, s;
-
- c = cosf( angle );
- s = sinf( angle );
-
- t[1][1] = c;
- t[1][2] = s;
- t[2][1] = -s;
- t[2][2] = c;
-
- m4x3_mul( m, t, m );
-}
-
-static inline void m4x3_rotate_y( m4x3f m, float angle )
-{
- m4x3f t = M4X3_IDENTITY;
- float c, s;
-
- c = cosf( angle );
- s = sinf( angle );
-
- t[0][0] = c;
- t[0][2] = -s;
- t[2][0] = s;
- t[2][2] = c;
-
- m4x3_mul( m, t, m );
-}
-
-static inline void m4x3_rotate_z( m4x3f m, float angle )
-{
- m4x3f t = M4X3_IDENTITY;
- float c, s;
-
- c = cosf( angle );
- s = sinf( angle );
-
- t[0][0] = c;
- t[0][1] = s;
- t[1][0] = -s;
- t[1][1] = c;
-
- m4x3_mul( m, t, m );
-}
-
-static inline void m4x3_expand( m4x3f m, m4x4f d )
-{
- v3_copy( m[0], d[0] );
- v3_copy( m[1], d[1] );
- v3_copy( m[2], d[2] );
- v3_copy( m[3], d[3] );
- d[0][3] = 0.0f;
- d[1][3] = 0.0f;
- d[2][3] = 0.0f;
- d[3][3] = 1.0f;
-}
-
-static inline void m4x3_expand_aabb_point( m4x3f m, boxf box, v3f point )
-{
- v3f v;
- m4x3_mulv( m, point, v );
-
- v3_minv( box[0], v, box[0] );
- v3_maxv( box[1], v, box[1] );
-}
-
static inline void box_addpt( boxf a, v3f pt )
{
v3_minv( a[0], pt, a[0] );
v3_fill( box[1], -INFINITY );
}
-static inline void m4x3_transform_aabb( m4x3f m, boxf box )
-{
- v3f a; v3f b;
-
- v3_copy( box[0], a );
- v3_copy( box[1], b );
- v3_fill( box[0], INFINITY );
- v3_fill( box[1], -INFINITY );
-
- m4x3_expand_aabb_point( m, box, (v3f){ a[0], a[1], a[2] } );
- m4x3_expand_aabb_point( m, box, (v3f){ a[0], b[1], a[2] } );
- m4x3_expand_aabb_point( m, box, (v3f){ b[0], b[1], a[2] } );
- m4x3_expand_aabb_point( m, box, (v3f){ b[0], a[1], a[2] } );
-
- m4x3_expand_aabb_point( m, box, (v3f){ a[0], a[1], b[2] } );
- m4x3_expand_aabb_point( m, box, (v3f){ a[0], b[1], b[2] } );
- m4x3_expand_aabb_point( m, box, (v3f){ b[0], b[1], b[2] } );
- m4x3_expand_aabb_point( m, box, (v3f){ b[0], a[1], b[2] } );
-}
-
int ray_aabb1( boxf box, v3f co, v3f dir_inv, float dist )
{
v3f v0, v1;
k_contact_type_edge
};
+/*
+ * Matrix 4x3
+ */
+
+#define M4X3_IDENTITY {{1.0f, 0.0f, 0.0f, },\
+ { 0.0f, 1.0f, 0.0f, },\
+ { 0.0f, 0.0f, 1.0f, },\
+ { 0.0f, 0.0f, 0.0f }}
+
+static inline void m4x3_to_3x3( m4x3f a, m3x3f b )
+{
+ v3_copy( a[0], b[0] );
+ v3_copy( a[1], b[1] );
+ v3_copy( a[2], b[2] );
+}
+
+static inline void m4x3_invert_affine( m4x3f a, m4x3f b )
+{
+ m3x3_transpose( a, b );
+ m3x3_mulv( b, a[3], b[3] );
+ v3_negate( b[3], b[3] );
+}
+
+static void m4x3_invert_full( m4x3f src, m4x3f dst )
+{
+ float t2, t4, t5,
+ det,
+ a = src[0][0], b = src[0][1], c = src[0][2],
+ e = src[1][0], f = src[1][1], g = src[1][2],
+ i = src[2][0], j = src[2][1], k = src[2][2],
+ m = src[3][0], n = src[3][1], o = src[3][2];
+
+ t2 = j*o - n*k;
+ t4 = i*o - m*k;
+ t5 = i*n - m*j;
+
+ dst[0][0] = f*k - g*j;
+ dst[1][0] =-(e*k - g*i);
+ dst[2][0] = e*j - f*i;
+ dst[3][0] =-(e*t2 - f*t4 + g*t5);
+
+ dst[0][1] =-(b*k - c*j);
+ dst[1][1] = a*k - c*i;
+ dst[2][1] =-(a*j - b*i);
+ dst[3][1] = a*t2 - b*t4 + c*t5;
+
+ t2 = f*o - n*g;
+ t4 = e*o - m*g;
+ t5 = e*n - m*f;
+
+ dst[0][2] = b*g - c*f ;
+ dst[1][2] =-(a*g - c*e );
+ dst[2][2] = a*f - b*e ;
+ dst[3][2] =-(a*t2 - b*t4 + c * t5);
+
+ det = 1.0f / (a * dst[0][0] + b * dst[1][0] + c * dst[2][0]);
+ v3_muls( dst[0], det, dst[0] );
+ v3_muls( dst[1], det, dst[1] );
+ v3_muls( dst[2], det, dst[2] );
+ v3_muls( dst[3], det, dst[3] );
+}
+
+static inline void m4x3_copy( m4x3f a, m4x3f b )
+{
+ v3_copy( a[0], b[0] );
+ v3_copy( a[1], b[1] );
+ v3_copy( a[2], b[2] );
+ v3_copy( a[3], b[3] );
+}
+
+static inline void m4x3_identity( m4x3f a )
+{
+ m4x3f id = M4X3_IDENTITY;
+ m4x3_copy( id, a );
+}
+
+static void m4x3_mul( m4x3f a, m4x3f b, m4x3f d )
+{
+ float
+ a00 = a[0][0], a01 = a[0][1], a02 = a[0][2],
+ a10 = a[1][0], a11 = a[1][1], a12 = a[1][2],
+ a20 = a[2][0], a21 = a[2][1], a22 = a[2][2],
+ a30 = a[3][0], a31 = a[3][1], a32 = a[3][2],
+ b00 = b[0][0], b01 = b[0][1], b02 = b[0][2],
+ b10 = b[1][0], b11 = b[1][1], b12 = b[1][2],
+ b20 = b[2][0], b21 = b[2][1], b22 = b[2][2],
+ b30 = b[3][0], b31 = b[3][1], b32 = b[3][2];
+
+ d[0][0] = a00*b00 + a10*b01 + a20*b02;
+ d[0][1] = a01*b00 + a11*b01 + a21*b02;
+ d[0][2] = a02*b00 + a12*b01 + a22*b02;
+ d[1][0] = a00*b10 + a10*b11 + a20*b12;
+ d[1][1] = a01*b10 + a11*b11 + a21*b12;
+ d[1][2] = a02*b10 + a12*b11 + a22*b12;
+ d[2][0] = a00*b20 + a10*b21 + a20*b22;
+ d[2][1] = a01*b20 + a11*b21 + a21*b22;
+ d[2][2] = a02*b20 + a12*b21 + a22*b22;
+ d[3][0] = a00*b30 + a10*b31 + a20*b32 + a30;
+ d[3][1] = a01*b30 + a11*b31 + a21*b32 + a31;
+ d[3][2] = a02*b30 + a12*b31 + a22*b32 + a32;
+}
+
+static inline void m4x3_mulv( m4x3f m, v3f v, v3f d )
+{
+ v3f res;
+
+ res[0] = m[0][0]*v[0] + m[1][0]*v[1] + m[2][0]*v[2] + m[3][0];
+ res[1] = m[0][1]*v[0] + m[1][1]*v[1] + m[2][1]*v[2] + m[3][1];
+ res[2] = m[0][2]*v[0] + m[1][2]*v[1] + m[2][2]*v[2] + m[3][2];
+
+ v3_copy( res, d );
+}
+
+/*
+ * Transform plane ( xyz, distance )
+ */
+static void m4x3_mulp( m4x3f m, v4f p, v4f d )
+{
+ v3f o;
+
+ v3_muls( p, p[3], o );
+ m4x3_mulv( m, o, o );
+ m3x3_mulv( m, p, d );
+
+ d[3] = v3_dot( o, d );
+}
+
+/*
+ * Affine transforms
+ */
+
+static void m4x3_translate( m4x3f m, v3f v )
+{
+ v3_muladds( m[3], m[0], v[0], m[3] );
+ v3_muladds( m[3], m[1], v[1], m[3] );
+ v3_muladds( m[3], m[2], v[2], m[3] );
+}
+
+static void m4x3_rotate_x( m4x3f m, float angle )
+{
+ m4x3f t = M4X3_IDENTITY;
+ float c, s;
+
+ c = cosf( angle );
+ s = sinf( angle );
+
+ t[1][1] = c;
+ t[1][2] = s;
+ t[2][1] = -s;
+ t[2][2] = c;
+
+ m4x3_mul( m, t, m );
+}
+
+static void m4x3_rotate_y( m4x3f m, float angle )
+{
+ m4x3f t = M4X3_IDENTITY;
+ float c, s;
+
+ c = cosf( angle );
+ s = sinf( angle );
+
+ t[0][0] = c;
+ t[0][2] = -s;
+ t[2][0] = s;
+ t[2][2] = c;
+
+ m4x3_mul( m, t, m );
+}
+
+static void m4x3_rotate_z( m4x3f m, float angle )
+{
+ m4x3f t = M4X3_IDENTITY;
+ float c, s;
+
+ c = cosf( angle );
+ s = sinf( angle );
+
+ t[0][0] = c;
+ t[0][1] = s;
+ t[1][0] = -s;
+ t[1][1] = c;
+
+ m4x3_mul( m, t, m );
+}
+
+static void m4x3_expand( m4x3f m, m4x4f d )
+{
+ v3_copy( m[0], d[0] );
+ v3_copy( m[1], d[1] );
+ v3_copy( m[2], d[2] );
+ v3_copy( m[3], d[3] );
+ d[0][3] = 0.0f;
+ d[1][3] = 0.0f;
+ d[2][3] = 0.0f;
+ d[3][3] = 1.0f;
+}
+
+static void m4x3_decompose( m4x3f m, v3f co, v4f q, v3f s )
+{
+ v3_copy( m[3], co );
+ s[0] = v3_length(m[0]);
+ s[1] = v3_length(m[1]);
+ s[2] = v3_length(m[2]);
+
+ m3x3f rot;
+ v3_divs( m[0], s[0], rot[0] );
+ v3_divs( m[1], s[1], rot[1] );
+ v3_divs( m[2], s[2], rot[2] );
+
+ m3x3_q( rot, q );
+}
+
+static void m4x3_expand_aabb_point( m4x3f m, boxf box, v3f point )
+{
+ v3f v;
+ m4x3_mulv( m, point, v );
+
+ v3_minv( box[0], v, box[0] );
+ v3_maxv( box[1], v, box[1] );
+}
+
+static void m4x3_transform_aabb( m4x3f m, boxf box )
+{
+ v3f a; v3f b;
+
+ v3_copy( box[0], a );
+ v3_copy( box[1], b );
+ v3_fill( box[0], INFINITY );
+ v3_fill( box[1], -INFINITY );
+
+ m4x3_expand_aabb_point( m, box, (v3f){ a[0], a[1], a[2] } );
+ m4x3_expand_aabb_point( m, box, (v3f){ a[0], b[1], a[2] } );
+ m4x3_expand_aabb_point( m, box, (v3f){ b[0], b[1], a[2] } );
+ m4x3_expand_aabb_point( m, box, (v3f){ b[0], a[1], a[2] } );
+
+ m4x3_expand_aabb_point( m, box, (v3f){ a[0], a[1], b[2] } );
+ m4x3_expand_aabb_point( m, box, (v3f){ a[0], b[1], b[2] } );
+ m4x3_expand_aabb_point( m, box, (v3f){ b[0], b[1], b[2] } );
+ m4x3_expand_aabb_point( m, box, (v3f){ b[0], a[1], b[2] } );
+}
+
/*
* -----------------------------------------------------------------------------
* Closest point functions
projects / vg.git / blobdiff