diff options
Diffstat (limited to 'src/mesa/math')
| -rw-r--r-- | src/mesa/math/m_xform.c | 72 | ||||
| -rw-r--r-- | src/mesa/math/m_xform.h | 15 |
2 files changed, 0 insertions, 87 deletions
diff --git a/src/mesa/math/m_xform.c b/src/mesa/math/m_xform.c index eda4edab4f..4789a855d4 100644 --- a/src/mesa/math/m_xform.c +++ b/src/mesa/math/m_xform.c @@ -96,37 +96,6 @@ transform_func *_mesa_transform_tab[5]; #undef ARGS - - -GLvector4f *_mesa_project_points( GLvector4f *proj_vec, - const GLvector4f *clip_vec ) -{ - const GLuint stride = clip_vec->stride; - const GLfloat *from = (GLfloat *)clip_vec->start; - const GLuint count = clip_vec->count; - GLfloat (*vProj)[4] = (GLfloat (*)[4])proj_vec->start; - GLuint i; - - for (i = 0 ; i < count ; i++, STRIDE_F(from, stride)) - { - GLfloat oow = 1.0F / from[3]; - vProj[i][3] = oow; - vProj[i][0] = from[0] * oow; - vProj[i][1] = from[1] * oow; - vProj[i][2] = from[2] * oow; - } - - proj_vec->flags |= VEC_SIZE_4; - proj_vec->size = 3; - proj_vec->count = clip_vec->count; - return proj_vec; -} - - - - - - /* * Transform a 4-element row vector (1x4 matrix) by a 4x4 matrix. This * function is used for transforming clipping plane equations and spotlight @@ -148,47 +117,6 @@ void _mesa_transform_vector( GLfloat u[4], const GLfloat v[4], const GLfloat m[1 } -/* Useful for one-off point transformations, as in clipping. - * Note that because the matrix isn't analysed we do too many - * multiplies, and that the result is always 4-clean. - */ -void _mesa_transform_point_sz( GLfloat Q[4], const GLfloat M[16], - const GLfloat P[4], GLuint sz ) -{ - if (Q == P) - return; - - if (sz == 4) - { - Q[0] = M[0] * P[0] + M[4] * P[1] + M[8] * P[2] + M[12] * P[3]; - Q[1] = M[1] * P[0] + M[5] * P[1] + M[9] * P[2] + M[13] * P[3]; - Q[2] = M[2] * P[0] + M[6] * P[1] + M[10] * P[2] + M[14] * P[3]; - Q[3] = M[3] * P[0] + M[7] * P[1] + M[11] * P[2] + M[15] * P[3]; - } - else if (sz == 3) - { - Q[0] = M[0] * P[0] + M[4] * P[1] + M[8] * P[2] + M[12]; - Q[1] = M[1] * P[0] + M[5] * P[1] + M[9] * P[2] + M[13]; - Q[2] = M[2] * P[0] + M[6] * P[1] + M[10] * P[2] + M[14]; - Q[3] = M[3] * P[0] + M[7] * P[1] + M[11] * P[2] + M[15]; - } - else if (sz == 2) - { - Q[0] = M[0] * P[0] + M[4] * P[1] + M[12]; - Q[1] = M[1] * P[0] + M[5] * P[1] + M[13]; - Q[2] = M[2] * P[0] + M[6] * P[1] + M[14]; - Q[3] = M[3] * P[0] + M[7] * P[1] + M[15]; - } - else if (sz == 1) - { - Q[0] = M[0] * P[0] + M[12]; - Q[1] = M[1] * P[0] + M[13]; - Q[2] = M[2] * P[0] + M[14]; - Q[3] = M[3] * P[0] + M[15]; - } -} - - /* * This is called only once. It initializes several tables with pointers * to optimized transformation functions. This is where we can test for diff --git a/src/mesa/math/m_xform.h b/src/mesa/math/m_xform.h index 24e8ddbd57..c8144c00ae 100644 --- a/src/mesa/math/m_xform.h +++ b/src/mesa/math/m_xform.h @@ -148,18 +148,6 @@ typedef void (_XFORMAPIP transform_func)( GLvector4f *to_vec, CONST GLvector4f *from_vec ); -extern GLvector4f *_mesa_project_points( GLvector4f *to, - CONST GLvector4f *from ); - -extern void _mesa_transform_bounds3( GLubyte *orMask, GLubyte *andMask, - CONST GLfloat m[16], - CONST GLfloat src[][3] ); - -extern void _mesa_transform_bounds2( GLubyte *orMask, GLubyte *andMask, - CONST GLfloat m[16], - CONST GLfloat src[][3] ); - - extern dotprod_func _mesa_dotprod_tab[5]; extern vec_copy_func _mesa_copy_tab[0x10]; extern vec_copy_func _mesa_copy_clean_tab[5]; @@ -173,9 +161,6 @@ extern normal_func _mesa_normal_tab[0xf]; extern transform_func *_mesa_transform_tab[5]; -extern void _mesa_transform_point_sz( GLfloat Q[4], CONST GLfloat M[16], - CONST GLfloat P[4], GLuint sz ); - #define TransformRaw( to, mat, from ) \ ( _mesa_transform_tab[(from)->size][(mat)->type]( to, (mat)->m, from ), \ |