From 6e8897ff9f90601ebf6eed500ad942c11b54d1f7 Mon Sep 17 00:00:00 2001 From: Kristian Høgsberg Date: Tue, 9 Feb 2010 09:58:36 -0500 Subject: Retire miniglx and move the actual glx code up to src/glx --- src/glx/eval.c | 132 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 src/glx/eval.c (limited to 'src/glx/eval.c') diff --git a/src/glx/eval.c b/src/glx/eval.c new file mode 100644 index 00000000000..226fb7df2e8 --- /dev/null +++ b/src/glx/eval.c @@ -0,0 +1,132 @@ +/* + * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) + * Copyright (C) 1991-2000 Silicon Graphics, Inc. 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 including the dates of first publication and + * either this permission notice or a reference to + * http://oss.sgi.com/projects/FreeB/ + * 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 + * SILICON GRAPHICS, INC. 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. + * + * Except as contained in this notice, the name of Silicon Graphics, Inc. + * shall not be used in advertising or otherwise to promote the sale, use or + * other dealings in this Software without prior written authorization from + * Silicon Graphics, Inc. + */ + +#include "packrender.h" + +/* +** Routines to pack evaluator maps into the transport buffer. Maps are +** allowed to have extra arbitrary data, so these routines extract just +** the information that the GL needs. +*/ + +void +__glFillMap1f(GLint k, GLint order, GLint stride, + const GLfloat * points, GLubyte * pc) +{ + if (stride == k) { + /* Just copy the data */ + __GLX_PUT_FLOAT_ARRAY(0, points, order * k); + } + else { + GLint i; + + for (i = 0; i < order; i++) { + __GLX_PUT_FLOAT_ARRAY(0, points, k); + points += stride; + pc += k * __GLX_SIZE_FLOAT32; + } + } +} + +void +__glFillMap1d(GLint k, GLint order, GLint stride, + const GLdouble * points, GLubyte * pc) +{ + if (stride == k) { + /* Just copy the data */ + __GLX_PUT_DOUBLE_ARRAY(0, points, order * k); + } + else { + GLint i; + for (i = 0; i < order; i++) { + __GLX_PUT_DOUBLE_ARRAY(0, points, k); + points += stride; + pc += k * __GLX_SIZE_FLOAT64; + } + } +} + +void +__glFillMap2f(GLint k, GLint majorOrder, GLint minorOrder, + GLint majorStride, GLint minorStride, + const GLfloat * points, GLfloat * data) +{ + GLint i, j, x; + + if ((minorStride == k) && (majorStride == minorOrder * k)) { + /* Just copy the data */ + __GLX_MEM_COPY(data, points, majorOrder * majorStride * + __GLX_SIZE_FLOAT32); + return; + } + for (i = 0; i < majorOrder; i++) { + for (j = 0; j < minorOrder; j++) { + for (x = 0; x < k; x++) { + data[x] = points[x]; + } + points += minorStride; + data += k; + } + points += majorStride - minorStride * minorOrder; + } +} + +void +__glFillMap2d(GLint k, GLint majorOrder, GLint minorOrder, + GLint majorStride, GLint minorStride, + const GLdouble * points, GLdouble * data) +{ + int i, j, x; + + if ((minorStride == k) && (majorStride == minorOrder * k)) { + /* Just copy the data */ + __GLX_MEM_COPY(data, points, majorOrder * majorStride * + __GLX_SIZE_FLOAT64); + return; + } + +#ifdef __GLX_ALIGN64 + x = k * __GLX_SIZE_FLOAT64; +#endif + for (i = 0; i < majorOrder; i++) { + for (j = 0; j < minorOrder; j++) { +#ifdef __GLX_ALIGN64 + __GLX_MEM_COPY(data, points, x); +#else + for (x = 0; x < k; x++) { + data[x] = points[x]; + } +#endif + points += minorStride; + data += k; + } + points += majorStride - minorStride * minorOrder; + } +} -- cgit v1.2.3