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author | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2017-02-17 16:11:01 +0100 |
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committer | ftrapero <frantracer@gmail.com> | 2017-06-15 14:16:37 +0200 |
commit | 209657f69055b17b00c3db3f99c7f411a6e8d176 (patch) | |
tree | 8d6ae61dfda54305a712bded9caff9ee608abf4e /nx-X11/extras/Mesa/src/mesa/math/m_norm_tmp.h | |
parent | 459021c165c7023ee75f524060ca270985b547c1 (diff) | |
download | nx-libs-209657f69055b17b00c3db3f99c7f411a6e8d176.tar.gz nx-libs-209657f69055b17b00c3db3f99c7f411a6e8d176.tar.bz2 nx-libs-209657f69055b17b00c3db3f99c7f411a6e8d176.zip |
nx-X11/extras/Mesa: Drop bundled Mesa, place a symlink to imported Git subtree of Mesa_6.4.1 instead.
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/math/m_norm_tmp.h')
-rw-r--r-- | nx-X11/extras/Mesa/src/mesa/math/m_norm_tmp.h | 390 |
1 files changed, 0 insertions, 390 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/math/m_norm_tmp.h b/nx-X11/extras/Mesa/src/mesa/math/m_norm_tmp.h deleted file mode 100644 index a20cb0501..000000000 --- a/nx-X11/extras/Mesa/src/mesa/math/m_norm_tmp.h +++ /dev/null @@ -1,390 +0,0 @@ - -/* - * Mesa 3-D graphics library - * Version: 5.1 - * - * Copyright (C) 1999-2003 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * New (3.1) transformation code written by Keith Whitwell. - */ - -/* Functions to tranform a vector of normals. This includes applying - * the transformation matrix, rescaling and normalization. - */ - -/* - * mat - the 4x4 transformation matrix - * scale - uniform scale factor of the transformation matrix (not always used) - * in - the source vector of normals - * lengths - length of each incoming normal (may be NULL) (a display list - * optimization) - * dest - the destination vector of normals - */ -static void _XFORMAPI -TAG(transform_normalize_normals)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - const GLfloat *m = mat->inv; - GLfloat m0 = m[0], m4 = m[4], m8 = m[8]; - GLfloat m1 = m[1], m5 = m[5], m9 = m[9]; - GLfloat m2 = m[2], m6 = m[6], m10 = m[10]; - GLuint i; - - if (!lengths) { - STRIDE_LOOP { - GLfloat tx, ty, tz; - { - const GLfloat ux = from[0], uy = from[1], uz = from[2]; - tx = ux * m0 + uy * m1 + uz * m2; - ty = ux * m4 + uy * m5 + uz * m6; - tz = ux * m8 + uy * m9 + uz * m10; - } - { - GLdouble len = tx*tx + ty*ty + tz*tz; - if (len > 1e-20) { - GLfloat scale = INV_SQRTF(len); - out[i][0] = tx * scale; - out[i][1] = ty * scale; - out[i][2] = tz * scale; - } - else { - out[i][0] = out[i][1] = out[i][2] = 0; - } - } - } - } - else { - if (scale != 1.0) { - m0 *= scale, m4 *= scale, m8 *= scale; - m1 *= scale, m5 *= scale, m9 *= scale; - m2 *= scale, m6 *= scale, m10 *= scale; - } - - STRIDE_LOOP { - GLfloat tx, ty, tz; - { - const GLfloat ux = from[0], uy = from[1], uz = from[2]; - tx = ux * m0 + uy * m1 + uz * m2; - ty = ux * m4 + uy * m5 + uz * m6; - tz = ux * m8 + uy * m9 + uz * m10; - } - { - GLfloat len = lengths[i]; - out[i][0] = tx * len; - out[i][1] = ty * len; - out[i][2] = tz * len; - } - } - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(transform_normalize_normals_no_rot)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - const GLfloat *m = mat->inv; - GLfloat m0 = m[0]; - GLfloat m5 = m[5]; - GLfloat m10 = m[10]; - GLuint i; - - if (!lengths) { - STRIDE_LOOP { - GLfloat tx, ty, tz; - { - const GLfloat ux = from[0], uy = from[1], uz = from[2]; - tx = ux * m0 ; - ty = uy * m5 ; - tz = uz * m10; - } - { - GLdouble len = tx*tx + ty*ty + tz*tz; - if (len > 1e-20) { - GLfloat scale = INV_SQRTF(len); - out[i][0] = tx * scale; - out[i][1] = ty * scale; - out[i][2] = tz * scale; - } - else { - out[i][0] = out[i][1] = out[i][2] = 0; - } - } - } - } - else { - m0 *= scale; - m5 *= scale; - m10 *= scale; - - STRIDE_LOOP { - GLfloat tx, ty, tz; - { - const GLfloat ux = from[0], uy = from[1], uz = from[2]; - tx = ux * m0 ; - ty = uy * m5 ; - tz = uz * m10; - } - { - GLfloat len = lengths[i]; - out[i][0] = tx * len; - out[i][1] = ty * len; - out[i][2] = tz * len; - } - } - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(transform_rescale_normals_no_rot)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - const GLfloat *m = mat->inv; - const GLfloat m0 = scale*m[0]; - const GLfloat m5 = scale*m[5]; - const GLfloat m10 = scale*m[10]; - GLuint i; - - (void) lengths; - - STRIDE_LOOP { - GLfloat ux = from[0], uy = from[1], uz = from[2]; - out[i][0] = ux * m0; - out[i][1] = uy * m5; - out[i][2] = uz * m10; - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(transform_rescale_normals)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - /* Since we are unlikely to have < 3 vertices in the buffer, - * it makes sense to pre-multiply by scale. - */ - const GLfloat *m = mat->inv; - const GLfloat m0 = scale*m[0], m4 = scale*m[4], m8 = scale*m[8]; - const GLfloat m1 = scale*m[1], m5 = scale*m[5], m9 = scale*m[9]; - const GLfloat m2 = scale*m[2], m6 = scale*m[6], m10 = scale*m[10]; - GLuint i; - - (void) lengths; - - STRIDE_LOOP { - GLfloat ux = from[0], uy = from[1], uz = from[2]; - out[i][0] = ux * m0 + uy * m1 + uz * m2; - out[i][1] = ux * m4 + uy * m5 + uz * m6; - out[i][2] = ux * m8 + uy * m9 + uz * m10; - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(transform_normals_no_rot)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - const GLfloat *m = mat->inv; - const GLfloat m0 = m[0]; - const GLfloat m5 = m[5]; - const GLfloat m10 = m[10]; - GLuint i; - - (void) scale; - (void) lengths; - - STRIDE_LOOP { - GLfloat ux = from[0], uy = from[1], uz = from[2]; - out[i][0] = ux * m0; - out[i][1] = uy * m5; - out[i][2] = uz * m10; - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(transform_normals)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - const GLfloat *m = mat->inv; - const GLfloat m0 = m[0], m4 = m[4], m8 = m[8]; - const GLfloat m1 = m[1], m5 = m[5], m9 = m[9]; - const GLfloat m2 = m[2], m6 = m[6], m10 = m[10]; - GLuint i; - - (void) scale; - (void) lengths; - - STRIDE_LOOP { - GLfloat ux = from[0], uy = from[1], uz = from[2]; - out[i][0] = ux * m0 + uy * m1 + uz * m2; - out[i][1] = ux * m4 + uy * m5 + uz * m6; - out[i][2] = ux * m8 + uy * m9 + uz * m10; - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(normalize_normals)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - GLuint i; - - (void) mat; - (void) scale; - - if (lengths) { - STRIDE_LOOP { - const GLfloat x = from[0], y = from[1], z = from[2]; - GLfloat invlen = lengths[i]; - out[i][0] = x * invlen; - out[i][1] = y * invlen; - out[i][2] = z * invlen; - } - } - else { - STRIDE_LOOP { - const GLfloat x = from[0], y = from[1], z = from[2]; - GLdouble len = x * x + y * y + z * z; - if (len > 1e-50) { - len = INV_SQRTF(len); - out[i][0] = (GLfloat)(x * len); - out[i][1] = (GLfloat)(y * len); - out[i][2] = (GLfloat)(z * len); - } - else { - out[i][0] = x; - out[i][1] = y; - out[i][2] = z; - } - } - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(rescale_normals)( const GLmatrix *mat, - GLfloat scale, - const GLvector4f *in, - const GLfloat *lengths, - GLvector4f *dest ) -{ - GLfloat (*out)[4] = (GLfloat (*)[4])dest->start; - const GLfloat *from = in->start; - const GLuint stride = in->stride; - const GLuint count = in->count; - GLuint i; - - (void) mat; - (void) lengths; - - STRIDE_LOOP { - SCALE_SCALAR_3V( out[i], scale, from ); - } - dest->count = in->count; -} - - -static void _XFORMAPI -TAG(init_c_norm_transform)( void ) -{ - _mesa_normal_tab[NORM_TRANSFORM_NO_ROT] = - TAG(transform_normals_no_rot); - - _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] = - TAG(transform_rescale_normals_no_rot); - - _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE] = - TAG(transform_normalize_normals_no_rot); - - _mesa_normal_tab[NORM_TRANSFORM] = - TAG(transform_normals); - - _mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] = - TAG(transform_rescale_normals); - - _mesa_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE] = - TAG(transform_normalize_normals); - - _mesa_normal_tab[NORM_RESCALE] = - TAG(rescale_normals); - - _mesa_normal_tab[NORM_NORMALIZE] = - TAG(normalize_normals); -} |