Module: Demos Branch: cmake Commit: 18a67fd7ab5ebf69297df1bebbabb923c1dd252e URL: http://cgit.freedesktop.org/mesa/demos/commit/?id=18a67fd7ab5ebf69297df1bebbabb923c1dd252e
Author: Brian Paul <[email protected]> Date: Tue Nov 2 08:29:53 2010 -0600 tri-edgeflag-array: test glEdgeFlagPointer() --- src/trivial/Makefile.am | 1 + src/trivial/tri-edgeflag-array.c | 119 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 120 insertions(+), 0 deletions(-) diff --git a/src/trivial/Makefile.am b/src/trivial/Makefile.am index bca6a7c..e5db0c6 100644 --- a/src/trivial/Makefile.am +++ b/src/trivial/Makefile.am @@ -128,6 +128,7 @@ bin_PROGRAMS = \ tri-cull \ tri-dlist \ tri-edgeflag \ + tri-edgeflag-array \ trifan \ trifan-flat \ trifan-flat-clip \ diff --git a/src/trivial/tri-edgeflag-array.c b/src/trivial/tri-edgeflag-array.c new file mode 100644 index 0000000..61fed02 --- /dev/null +++ b/src/trivial/tri-edgeflag-array.c @@ -0,0 +1,119 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <GL/glut.h> + +static GLenum frontface = GL_CCW; + + +static void +Init(void) +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + fflush(stderr); +} + + +static void +Reshape(int width, int height) +{ + glViewport(0, 0, (GLint)width, (GLint)height); + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glMatrixMode(GL_MODELVIEW); +} + + +static void +Key(unsigned char key, int x, int y) +{ + switch (key) { + case 'f': + frontface = (frontface == GL_CCW) ? GL_CW : GL_CCW; + glFrontFace(frontface); + break; + case 27: + exit(1); + default: + return; + } + glutPostRedisplay(); +} + + +static void +Draw(void) +{ + static GLboolean flags[3] = { 1, 0, 1}; + static GLfloat color[3][3] = { + { 0.3, 0.3, 0.9 }, + { 0.8, 0.0, 0.0 }, + { 0.0, 0.9, 0.0 } + }; + static GLfloat vert[3][3] = { + { 0.9, -0.9, 0.0 }, + { 0.9, 0.9, 0.0 }, + { -0.9, 0.0, 0.0 } + }; + + glClear(GL_COLOR_BUFFER_BIT); + glPolygonMode(GL_FRONT, GL_LINE); + glPolygonMode(GL_BACK, GL_POINT); + + glVertexPointer(3, GL_FLOAT, 0, vert); + glColorPointer(3, GL_FLOAT, 0, color); + glEdgeFlagPointer(0, flags); + glEnableClientState(GL_VERTEX_ARRAY); + glEnableClientState(GL_COLOR_ARRAY); + glEnableClientState(GL_EDGE_FLAG_ARRAY); + + glDrawArrays(GL_TRIANGLES, 0, 3); + + glutSwapBuffers(); +} + + +int +main(int argc, char **argv) +{ + glutInit(&argc, argv); + + glutInitWindowPosition(0, 0); + glutInitWindowSize( 250, 250); + glutInitDisplayMode(GLUT_RGB | GLUT_ALPHA | GLUT_DOUBLE); + if (!glutCreateWindow(*argv)) { + exit(1); + } + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + Init(); + glutMainLoop(); + return 0; +} _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
