diff options
author | Brian Paul <[email protected]> | 2012-07-25 07:33:19 -0600 |
---|---|---|
committer | Brian Paul <[email protected]> | 2012-07-26 13:59:44 -0600 |
commit | 66d9ac5ac7896538d38f57950888a0184c933925 (patch) | |
tree | 5633a18dcb754bcf292c3ff8d2667e7849262c77 /src/mesa/math/m_matrix.c | |
parent | 50db8129152f3d5ea8db13d55f82673d53bf1b8f (diff) |
mesa: remove _math_matrix_alloc_inv()
Always allocate space for the inverse matrix in _math_matrix_ctr()
since we were always calling _math_matrix_alloc_inv() anyway.
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa/math/m_matrix.c')
-rw-r--r-- | src/mesa/math/m_matrix.c | 51 |
1 files changed, 11 insertions, 40 deletions
diff --git a/src/mesa/math/m_matrix.c b/src/mesa/math/m_matrix.c index ffbdcdb4c96..58a691cbf4d 100644 --- a/src/mesa/math/m_matrix.c +++ b/src/mesa/math/m_matrix.c @@ -296,19 +296,15 @@ static void print_matrix_floats( const GLfloat m[16] ) void _math_matrix_print( const GLmatrix *m ) { + GLfloat prod[16]; + _mesa_debug(NULL, "Matrix type: %s, flags: %x\n", types[m->type], m->flags); print_matrix_floats(m->m); _mesa_debug(NULL, "Inverse: \n"); - if (m->inv) { - GLfloat prod[16]; - print_matrix_floats(m->inv); - matmul4(prod, m->m, m->inv); - _mesa_debug(NULL, "Mat * Inverse:\n"); - print_matrix_floats(prod); - } - else { - _mesa_debug(NULL, " - not available\n"); - } + print_matrix_floats(m->inv); + matmul4(prod, m->m, m->inv); + _mesa_debug(NULL, "Mat * Inverse:\n"); + print_matrix_floats(prod); } /*@}*/ @@ -1141,9 +1137,7 @@ void _math_matrix_set_identity( GLmatrix *mat ) { memcpy( mat->m, Identity, 16*sizeof(GLfloat) ); - - if (mat->inv) - memcpy( mat->inv, Identity, 16*sizeof(GLfloat) ); + memcpy( mat->inv, Identity, 16*sizeof(GLfloat) ); mat->type = MATRIX_IDENTITY; mat->flags &= ~(MAT_DIRTY_FLAGS| @@ -1444,17 +1438,9 @@ void _math_matrix_copy( GLmatrix *to, const GLmatrix *from ) { memcpy( to->m, from->m, sizeof(Identity) ); + memcpy(to->inv, from->inv, sizeof(from->inv)); to->flags = from->flags; to->type = from->type; - - if (to->inv != 0) { - if (from->inv == 0) { - matrix_invert( to ); - } - else { - memcpy(to->inv, from->inv, sizeof(GLfloat)*16); - } - } } /** @@ -1486,7 +1472,9 @@ _math_matrix_ctr( GLmatrix *m ) m->m = (GLfloat *) _mesa_align_malloc( 16 * sizeof(GLfloat), 16 ); if (m->m) memcpy( m->m, Identity, sizeof(Identity) ); - m->inv = NULL; + m->inv = (GLfloat *) _mesa_align_malloc( 16 * sizeof(GLfloat), 16 ); + if (m->inv) + memcpy( m->inv, Identity, sizeof(Identity) ); m->type = MATRIX_IDENTITY; m->flags = 0; } @@ -1511,23 +1499,6 @@ _math_matrix_dtr( GLmatrix *m ) } } -/** - * Allocate a matrix inverse. - * - * \param m matrix. - * - * Allocates the matrix inverse, GLmatrix::inv, and sets it to Identity. - */ -void -_math_matrix_alloc_inv( GLmatrix *m ) -{ - if (!m->inv) { - m->inv = (GLfloat *) _mesa_align_malloc( 16 * sizeof(GLfloat), 16 ); - if (m->inv) - memcpy( m->inv, Identity, 16 * sizeof(GLfloat) ); - } -} - /*@}*/ |