From bd2f921d782a41a7fd9366435451768eb57df1cd Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Sat, 21 Feb 2009 11:58:48 +0100 Subject: trivial: Add tri-viewport --- progs/trivial/tri-viewport.c | 129 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 129 insertions(+) create mode 100644 progs/trivial/tri-viewport.c (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c new file mode 100644 index 0000000000..3205b9ee9c --- /dev/null +++ b/progs/trivial/tri-viewport.c @@ -0,0 +1,129 @@ +/* + * 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 +#include +#include +#include + +GLenum doubleBuffer = 1; +int win; + +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)); + + glClearColor(0.3, 0.1, 0.3, 0.0); +} + +static void Reshape(int width, int height) +{ + glViewport(width / -2.0, height / -2.0, width, height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); +} + +static void Key(unsigned char key, int x, int y) +{ + switch (key) { + case 27: + exit(0); + default: + glutPostRedisplay(); + return; + } +} + +static void Draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT); + + glBegin(GL_TRIANGLES); + glColor3f(.8,0,0); + glVertex3f(-0.9, 0.9, -30.0); + glColor3f(0,.9,0); + glVertex3f( 0.9, 0.9, -30.0); + glColor3f(0,0,.7); + glVertex3f( 0.0, -0.9, -30.0); + glEnd(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + fprintf(stderr, "%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + + win = glutCreateWindow(*argv); + if (!win) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} -- cgit v1.2.3 From eb9801ccfbd6d808e4761d66202bc368b86679b6 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Tue, 24 Mar 2009 16:35:29 +0000 Subject: progs/trivial: add fflushes for cygwin --- progs/trivial/clear-fbo-tex.c | 1 + progs/trivial/clear-fbo.c | 1 + progs/trivial/clear-random.c | 1 + progs/trivial/clear-repeat.c | 1 + progs/trivial/clear-scissor.c | 1 + progs/trivial/clear-undefined.c | 1 + progs/trivial/clear.c | 1 + progs/trivial/createwin.c | 1 + progs/trivial/dlist-dangling.c | 1 + progs/trivial/dlist-edgeflag-dangling.c | 1 + progs/trivial/dlist-edgeflag.c | 1 + progs/trivial/line-clip.c | 1 + progs/trivial/line-cull.c | 1 + progs/trivial/line-smooth.c | 2 ++ progs/trivial/line-stipple-wide.c | 1 + progs/trivial/line-userclip-clip.c | 1 + progs/trivial/line-userclip-nop-clip.c | 1 + progs/trivial/line-userclip-nop.c | 1 + progs/trivial/line-userclip.c | 1 + progs/trivial/line-wide.c | 1 + progs/trivial/line.c | 1 + progs/trivial/lineloop-clip.c | 1 + progs/trivial/lineloop.c | 1 + progs/trivial/linestrip-clip.c | 1 + progs/trivial/linestrip-flat-stipple.c | 1 + progs/trivial/linestrip-stipple-wide.c | 1 + progs/trivial/linestrip-stipple.c | 1 + progs/trivial/linestrip.c | 1 + progs/trivial/long-fixed-func.c | 1 + progs/trivial/point-clip.c | 1 + progs/trivial/point-param.c | 1 + progs/trivial/point-sprite.c | 1 + progs/trivial/point-wide-smooth.c | 1 + progs/trivial/point-wide.c | 1 + progs/trivial/point.c | 1 + progs/trivial/poly-flat-clip.c | 1 + progs/trivial/poly-flat-unfilled-clip.c | 1 + progs/trivial/poly-flat.c | 1 + progs/trivial/poly-unfilled.c | 1 + progs/trivial/poly.c | 1 + progs/trivial/quad-clip-all-vertices.c | 1 + progs/trivial/quad-clip-nearplane.c | 1 + progs/trivial/quad-clip.c | 1 + progs/trivial/quad-degenerate.c | 1 + progs/trivial/quad-flat.c | 1 + progs/trivial/quad-offset-factor.c | 1 + progs/trivial/quad-offset-unfilled.c | 1 + progs/trivial/quad-offset-units.c | 1 + progs/trivial/quad-tex-2d.c | 1 + progs/trivial/quad-tex-3d.c | 1 + progs/trivial/quad-tex-alpha.c | 1 + progs/trivial/quad-tex-pbo.c | 1 + progs/trivial/quad-tex-sub.c | 1 + progs/trivial/quad-unfilled-clip.c | 1 + progs/trivial/quad-unfilled-stipple.c | 1 + progs/trivial/quad-unfilled.c | 1 + progs/trivial/quad.c | 1 + progs/trivial/quads.c | 1 + progs/trivial/quadstrip-clip.c | 1 + progs/trivial/quadstrip-cont.c | 1 + progs/trivial/quadstrip-flat.c | 1 + progs/trivial/quadstrip.c | 1 + progs/trivial/readpixels.c | 1 + progs/trivial/tri-alpha-tex.c | 1 + progs/trivial/tri-alpha.c | 1 + progs/trivial/tri-blend-color.c | 1 + progs/trivial/tri-clear.c | 1 + progs/trivial/tri-clip.c | 1 + progs/trivial/tri-cull-both.c | 1 + progs/trivial/tri-cull.c | 1 + progs/trivial/tri-dlist.c | 1 + progs/trivial/tri-edgeflag.c | 1 + progs/trivial/tri-fbo.c | 1 + progs/trivial/tri-flat-clip.c | 1 + progs/trivial/tri-flat.c | 1 + progs/trivial/tri-fog.c | 1 + progs/trivial/tri-fp-const-imm.c | 1 + progs/trivial/tri-fp.c | 1 + progs/trivial/tri-lit.c | 1 + progs/trivial/tri-logicop-none.c | 1 + progs/trivial/tri-logicop-xor.c | 1 + progs/trivial/tri-mask-tri.c | 1 + progs/trivial/tri-multitex-vbo.c | 1 + progs/trivial/tri-orig.c | 1 + progs/trivial/tri-query.c | 1 + progs/trivial/tri-repeat.c | 1 + progs/trivial/tri-scissor-tri.c | 1 + progs/trivial/tri-square.c | 1 + progs/trivial/tri-stipple.c | 1 + progs/trivial/tri-tex-3d.c | 1 + progs/trivial/tri-tex.c | 1 + progs/trivial/tri-tri.c | 1 + progs/trivial/tri-unfilled-clip.c | 1 + progs/trivial/tri-unfilled-edgeflag.c | 1 + progs/trivial/tri-unfilled-fog.c | 1 + progs/trivial/tri-unfilled-point.c | 1 + progs/trivial/tri-unfilled-smooth.c | 1 + progs/trivial/tri-unfilled-tri-lit.c | 1 + progs/trivial/tri-unfilled-tri.c | 1 + progs/trivial/tri-unfilled-userclip-stip.c | 1 + progs/trivial/tri-unfilled-userclip.c | 1 + progs/trivial/tri-unfilled.c | 1 + progs/trivial/tri-userclip.c | 1 + progs/trivial/tri-viewport.c | 1 + progs/trivial/tri-z-9.c | 1 + progs/trivial/tri-z-eq.c | 1 + progs/trivial/tri.c | 1 + progs/trivial/trifan-flat-clip.c | 1 + progs/trivial/trifan-flat-unfilled-clip.c | 1 + progs/trivial/trifan-flat.c | 1 + progs/trivial/trifan-unfilled.c | 1 + progs/trivial/trifan.c | 1 + progs/trivial/tristrip-clip.c | 1 + progs/trivial/tristrip-flat.c | 1 + progs/trivial/tristrip.c | 1 + 115 files changed, 116 insertions(+) (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/clear-fbo-tex.c b/progs/trivial/clear-fbo-tex.c index eccfde5ae6..a206676e48 100644 --- a/progs/trivial/clear-fbo-tex.c +++ b/progs/trivial/clear-fbo-tex.c @@ -27,6 +27,7 @@ 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); if (!glutExtensionSupported("GL_EXT_framebuffer_object")) { diff --git a/progs/trivial/clear-fbo.c b/progs/trivial/clear-fbo.c index 64b25430c6..0aeb45489f 100644 --- a/progs/trivial/clear-fbo.c +++ b/progs/trivial/clear-fbo.c @@ -23,6 +23,7 @@ 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); if (!glutExtensionSupported("GL_EXT_framebuffer_object")) { diff --git a/progs/trivial/clear-random.c b/progs/trivial/clear-random.c index f3a67dbe8a..e3da23a8f5 100644 --- a/progs/trivial/clear-random.c +++ b/progs/trivial/clear-random.c @@ -39,6 +39,7 @@ 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); } diff --git a/progs/trivial/clear-repeat.c b/progs/trivial/clear-repeat.c index 9c618d492f..f966adb080 100644 --- a/progs/trivial/clear-repeat.c +++ b/progs/trivial/clear-repeat.c @@ -38,6 +38,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/clear-scissor.c b/progs/trivial/clear-scissor.c index 5e2025bed7..0173532748 100644 --- a/progs/trivial/clear-scissor.c +++ b/progs/trivial/clear-scissor.c @@ -16,6 +16,7 @@ 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) diff --git a/progs/trivial/clear-undefined.c b/progs/trivial/clear-undefined.c index ce066bf8e6..5ec33bf3d7 100644 --- a/progs/trivial/clear-undefined.c +++ b/progs/trivial/clear-undefined.c @@ -17,6 +17,7 @@ static void Init(void) fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); fprintf(stderr, "Top right corner should be red\n"); + fflush(stderr); } static void Reshape(int width, int height) diff --git a/progs/trivial/clear.c b/progs/trivial/clear.c index 37cfd54fbe..03857b4b89 100644 --- a/progs/trivial/clear.c +++ b/progs/trivial/clear.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/createwin.c b/progs/trivial/createwin.c index 44d5b1b2c5..f2cc6f1cff 100644 --- a/progs/trivial/createwin.c +++ b/progs/trivial/createwin.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/dlist-dangling.c b/progs/trivial/dlist-dangling.c index 64054ec96c..de10628009 100644 --- a/progs/trivial/dlist-dangling.c +++ b/progs/trivial/dlist-dangling.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/dlist-edgeflag-dangling.c b/progs/trivial/dlist-edgeflag-dangling.c index 1b66244cab..3d3aaeb694 100644 --- a/progs/trivial/dlist-edgeflag-dangling.c +++ b/progs/trivial/dlist-edgeflag-dangling.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/dlist-edgeflag.c b/progs/trivial/dlist-edgeflag.c index 350100681e..8002129ed1 100644 --- a/progs/trivial/dlist-edgeflag.c +++ b/progs/trivial/dlist-edgeflag.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/line-clip.c b/progs/trivial/line-clip.c index bcee32e25f..5276baffd5 100644 --- a/progs/trivial/line-clip.c +++ b/progs/trivial/line-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/line-cull.c b/progs/trivial/line-cull.c index 9821873130..1e1b77a942 100644 --- a/progs/trivial/line-cull.c +++ b/progs/trivial/line-cull.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/line-smooth.c b/progs/trivial/line-smooth.c index f030de9b9f..9c4b9a0115 100644 --- a/progs/trivial/line-smooth.c +++ b/progs/trivial/line-smooth.c @@ -44,10 +44,12 @@ 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); glGetFloatv(GL_LINE_WIDTH_RANGE, aarange); glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, range); printf("Non-AA line width range: %f .. %f\n", range[0], range[1]); printf("AA line width range: %f .. %f\n", aarange[0], aarange[1]); + fflush(stdout); } diff --git a/progs/trivial/line-stipple-wide.c b/progs/trivial/line-stipple-wide.c index 28d96c797b..1804ffad3f 100644 --- a/progs/trivial/line-stipple-wide.c +++ b/progs/trivial/line-stipple-wide.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/line-userclip-clip.c b/progs/trivial/line-userclip-clip.c index 1b9f059729..8e030b47ce 100644 --- a/progs/trivial/line-userclip-clip.c +++ b/progs/trivial/line-userclip-clip.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/line-userclip-nop-clip.c b/progs/trivial/line-userclip-nop-clip.c index 9f144a6e9a..6fcd4bcfe7 100644 --- a/progs/trivial/line-userclip-nop-clip.c +++ b/progs/trivial/line-userclip-nop-clip.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/line-userclip-nop.c b/progs/trivial/line-userclip-nop.c index 7588faeb98..e59fd133a5 100644 --- a/progs/trivial/line-userclip-nop.c +++ b/progs/trivial/line-userclip-nop.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/line-userclip.c b/progs/trivial/line-userclip.c index 77d8228188..e30be5580b 100644 --- a/progs/trivial/line-userclip.c +++ b/progs/trivial/line-userclip.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/line-wide.c b/progs/trivial/line-wide.c index f20505378c..b74021dea7 100644 --- a/progs/trivial/line-wide.c +++ b/progs/trivial/line-wide.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/line.c b/progs/trivial/line.c index 7ccbce3750..e1d73280bf 100644 --- a/progs/trivial/line.c +++ b/progs/trivial/line.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/lineloop-clip.c b/progs/trivial/lineloop-clip.c index fbeca985b9..45fa47491f 100644 --- a/progs/trivial/lineloop-clip.c +++ b/progs/trivial/lineloop-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/lineloop.c b/progs/trivial/lineloop.c index 5863df654b..c290dbd8cb 100644 --- a/progs/trivial/lineloop.c +++ b/progs/trivial/lineloop.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/linestrip-clip.c b/progs/trivial/linestrip-clip.c index dae27c31d4..f252822921 100644 --- a/progs/trivial/linestrip-clip.c +++ b/progs/trivial/linestrip-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/linestrip-flat-stipple.c b/progs/trivial/linestrip-flat-stipple.c index ee79f15019..5caa724423 100644 --- a/progs/trivial/linestrip-flat-stipple.c +++ b/progs/trivial/linestrip-flat-stipple.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/linestrip-stipple-wide.c b/progs/trivial/linestrip-stipple-wide.c index c6307d5994..701c82c266 100644 --- a/progs/trivial/linestrip-stipple-wide.c +++ b/progs/trivial/linestrip-stipple-wide.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/linestrip-stipple.c b/progs/trivial/linestrip-stipple.c index 2b40b5f1b8..df2eef96b5 100644 --- a/progs/trivial/linestrip-stipple.c +++ b/progs/trivial/linestrip-stipple.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/linestrip.c b/progs/trivial/linestrip.c index 865a752796..0219b1ab70 100644 --- a/progs/trivial/linestrip.c +++ b/progs/trivial/linestrip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/long-fixed-func.c b/progs/trivial/long-fixed-func.c index f2a29a9d37..4b6c412f9e 100644 --- a/progs/trivial/long-fixed-func.c +++ b/progs/trivial/long-fixed-func.c @@ -53,6 +53,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); diff --git a/progs/trivial/point-clip.c b/progs/trivial/point-clip.c index 6aaee0d1a5..4c89ba598d 100644 --- a/progs/trivial/point-clip.c +++ b/progs/trivial/point-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/point-param.c b/progs/trivial/point-param.c index 1edeec3468..6f43720a89 100644 --- a/progs/trivial/point-param.c +++ b/progs/trivial/point-param.c @@ -38,6 +38,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/point-sprite.c b/progs/trivial/point-sprite.c index 2f8226ee27..5d29a6a3cf 100644 --- a/progs/trivial/point-sprite.c +++ b/progs/trivial/point-sprite.c @@ -39,6 +39,7 @@ 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); #define SIZE 16 diff --git a/progs/trivial/point-wide-smooth.c b/progs/trivial/point-wide-smooth.c index 63f83badf8..f6e9b8df5f 100644 --- a/progs/trivial/point-wide-smooth.c +++ b/progs/trivial/point-wide-smooth.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/point-wide.c b/progs/trivial/point-wide.c index 725edae49e..8abd64c6a9 100644 --- a/progs/trivial/point-wide.c +++ b/progs/trivial/point-wide.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/point.c b/progs/trivial/point.c index 3c472c1b91..49959dcc48 100644 --- a/progs/trivial/point.c +++ b/progs/trivial/point.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/poly-flat-clip.c b/progs/trivial/poly-flat-clip.c index d58a3a358f..5490068b08 100644 --- a/progs/trivial/poly-flat-clip.c +++ b/progs/trivial/poly-flat-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/poly-flat-unfilled-clip.c b/progs/trivial/poly-flat-unfilled-clip.c index 74249eb499..26b90ef964 100644 --- a/progs/trivial/poly-flat-unfilled-clip.c +++ b/progs/trivial/poly-flat-unfilled-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/poly-flat.c b/progs/trivial/poly-flat.c index 82098bc1bb..a4e3cdb633 100644 --- a/progs/trivial/poly-flat.c +++ b/progs/trivial/poly-flat.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/poly-unfilled.c b/progs/trivial/poly-unfilled.c index 5cc8523f81..2ad443dc15 100644 --- a/progs/trivial/poly-unfilled.c +++ b/progs/trivial/poly-unfilled.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/poly.c b/progs/trivial/poly.c index 8944f148d0..e5b788ea5b 100644 --- a/progs/trivial/poly.c +++ b/progs/trivial/poly.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-clip-all-vertices.c b/progs/trivial/quad-clip-all-vertices.c index 6559adf4af..60c87fc9ce 100644 --- a/progs/trivial/quad-clip-all-vertices.c +++ b/progs/trivial/quad-clip-all-vertices.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-clip-nearplane.c b/progs/trivial/quad-clip-nearplane.c index 0e4f4c947c..9380e4f9ae 100644 --- a/progs/trivial/quad-clip-nearplane.c +++ b/progs/trivial/quad-clip-nearplane.c @@ -40,6 +40,7 @@ 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); fprintf(stderr, "Press z/Z to translate quad\n"); diff --git a/progs/trivial/quad-clip.c b/progs/trivial/quad-clip.c index fd3522a89a..063de6106a 100644 --- a/progs/trivial/quad-clip.c +++ b/progs/trivial/quad-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-degenerate.c b/progs/trivial/quad-degenerate.c index 29fb2774de..fdc142bcd6 100644 --- a/progs/trivial/quad-degenerate.c +++ b/progs/trivial/quad-degenerate.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-flat.c b/progs/trivial/quad-flat.c index 570eb6bc71..e3147b3b3f 100644 --- a/progs/trivial/quad-flat.c +++ b/progs/trivial/quad-flat.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-offset-factor.c b/progs/trivial/quad-offset-factor.c index 2c4946a13a..dfe99bbae6 100644 --- a/progs/trivial/quad-offset-factor.c +++ b/progs/trivial/quad-offset-factor.c @@ -34,6 +34,7 @@ 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); glClearColor(1.0, 1.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-offset-unfilled.c b/progs/trivial/quad-offset-unfilled.c index 40762825bd..06590021fe 100644 --- a/progs/trivial/quad-offset-unfilled.c +++ b/progs/trivial/quad-offset-unfilled.c @@ -39,6 +39,7 @@ 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); glClearColor(1.0, 1.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-offset-units.c b/progs/trivial/quad-offset-units.c index b4b138b4b4..922529d977 100644 --- a/progs/trivial/quad-offset-units.c +++ b/progs/trivial/quad-offset-units.c @@ -34,6 +34,7 @@ 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); glClearColor(1.0, 1.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-tex-2d.c b/progs/trivial/quad-tex-2d.c index ed6f4a0733..8a886ef578 100644 --- a/progs/trivial/quad-tex-2d.c +++ b/progs/trivial/quad-tex-2d.c @@ -38,6 +38,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/quad-tex-3d.c b/progs/trivial/quad-tex-3d.c index 84acb35fd8..d05131d3b8 100644 --- a/progs/trivial/quad-tex-3d.c +++ b/progs/trivial/quad-tex-3d.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/quad-tex-alpha.c b/progs/trivial/quad-tex-alpha.c index be24255a3e..eebaf9170e 100644 --- a/progs/trivial/quad-tex-alpha.c +++ b/progs/trivial/quad-tex-alpha.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/quad-tex-pbo.c b/progs/trivial/quad-tex-pbo.c index dcb4ae0e7f..ad41a9a22e 100644 --- a/progs/trivial/quad-tex-pbo.c +++ b/progs/trivial/quad-tex-pbo.c @@ -42,6 +42,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/quad-tex-sub.c b/progs/trivial/quad-tex-sub.c index aabbb9edce..5620dbc6f8 100644 --- a/progs/trivial/quad-tex-sub.c +++ b/progs/trivial/quad-tex-sub.c @@ -89,6 +89,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/quad-unfilled-clip.c b/progs/trivial/quad-unfilled-clip.c index e25a34bda8..761878bd4b 100644 --- a/progs/trivial/quad-unfilled-clip.c +++ b/progs/trivial/quad-unfilled-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-unfilled-stipple.c b/progs/trivial/quad-unfilled-stipple.c index d33e5918bc..cd7d276928 100644 --- a/progs/trivial/quad-unfilled-stipple.c +++ b/progs/trivial/quad-unfilled-stipple.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad-unfilled.c b/progs/trivial/quad-unfilled.c index b60af3e7f5..d64f17fdf9 100644 --- a/progs/trivial/quad-unfilled.c +++ b/progs/trivial/quad-unfilled.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quad.c b/progs/trivial/quad.c index c4773ec7da..d360e309d3 100644 --- a/progs/trivial/quad.c +++ b/progs/trivial/quad.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quads.c b/progs/trivial/quads.c index 5bc622144e..fe11fef207 100644 --- a/progs/trivial/quads.c +++ b/progs/trivial/quads.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quadstrip-clip.c b/progs/trivial/quadstrip-clip.c index 82a6d4e076..4cea81a45d 100644 --- a/progs/trivial/quadstrip-clip.c +++ b/progs/trivial/quadstrip-clip.c @@ -34,6 +34,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quadstrip-cont.c b/progs/trivial/quadstrip-cont.c index 62208dfae7..329523531a 100644 --- a/progs/trivial/quadstrip-cont.c +++ b/progs/trivial/quadstrip-cont.c @@ -34,6 +34,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quadstrip-flat.c b/progs/trivial/quadstrip-flat.c index 9011ee0873..228c6c255e 100644 --- a/progs/trivial/quadstrip-flat.c +++ b/progs/trivial/quadstrip-flat.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/quadstrip.c b/progs/trivial/quadstrip.c index 6923afc04b..d49a9a5302 100644 --- a/progs/trivial/quadstrip.c +++ b/progs/trivial/quadstrip.c @@ -34,6 +34,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/readpixels.c b/progs/trivial/readpixels.c index 88aac2684a..5671618446 100644 --- a/progs/trivial/readpixels.c +++ b/progs/trivial/readpixels.c @@ -17,6 +17,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/tri-alpha-tex.c b/progs/trivial/tri-alpha-tex.c index 382d7b2102..780ebe6be5 100644 --- a/progs/trivial/tri-alpha-tex.c +++ b/progs/trivial/tri-alpha-tex.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-alpha.c b/progs/trivial/tri-alpha.c index 1a653713bb..aec1cbb377 100644 --- a/progs/trivial/tri-alpha.c +++ b/progs/trivial/tri-alpha.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-blend-color.c b/progs/trivial/tri-blend-color.c index db831e3d6e..92f019259e 100644 --- a/progs/trivial/tri-blend-color.c +++ b/progs/trivial/tri-blend-color.c @@ -40,6 +40,7 @@ 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); } diff --git a/progs/trivial/tri-clear.c b/progs/trivial/tri-clear.c index a3908e38e9..f49186bd8a 100644 --- a/progs/trivial/tri-clear.c +++ b/progs/trivial/tri-clear.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-clip.c b/progs/trivial/tri-clip.c index 0d31086c85..e1deca1bdc 100644 --- a/progs/trivial/tri-clip.c +++ b/progs/trivial/tri-clip.c @@ -37,6 +37,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-cull-both.c b/progs/trivial/tri-cull-both.c index 73c5583cfd..864be710c2 100644 --- a/progs/trivial/tri-cull-both.c +++ b/progs/trivial/tri-cull-both.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glCullFace(GL_FRONT_AND_BACK); diff --git a/progs/trivial/tri-cull.c b/progs/trivial/tri-cull.c index c6bcf444e4..c71ad9a031 100644 --- a/progs/trivial/tri-cull.c +++ b/progs/trivial/tri-cull.c @@ -60,6 +60,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); cull(); } diff --git a/progs/trivial/tri-dlist.c b/progs/trivial/tri-dlist.c index 1c0e320f61..c410be221a 100644 --- a/progs/trivial/tri-dlist.c +++ b/progs/trivial/tri-dlist.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-edgeflag.c b/progs/trivial/tri-edgeflag.c index e1278dd649..4c8736ad8c 100644 --- a/progs/trivial/tri-edgeflag.c +++ b/progs/trivial/tri-edgeflag.c @@ -35,6 +35,7 @@ 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) diff --git a/progs/trivial/tri-fbo.c b/progs/trivial/tri-fbo.c index 7a38f2124c..1ed177ffdf 100644 --- a/progs/trivial/tri-fbo.c +++ b/progs/trivial/tri-fbo.c @@ -23,6 +23,7 @@ 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); if (!glutExtensionSupported("GL_EXT_framebuffer_object")) { diff --git a/progs/trivial/tri-flat-clip.c b/progs/trivial/tri-flat-clip.c index 3235100385..2aab5ba00a 100644 --- a/progs/trivial/tri-flat-clip.c +++ b/progs/trivial/tri-flat-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.5, 0.5, 0.5, 0.0); } diff --git a/progs/trivial/tri-flat.c b/progs/trivial/tri-flat.c index a7fdaa1f46..ea703ec6f3 100644 --- a/progs/trivial/tri-flat.c +++ b/progs/trivial/tri-flat.c @@ -39,6 +39,7 @@ 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); glClearColor(0.5, 0.5, 0.5, 0.0); } diff --git a/progs/trivial/tri-fog.c b/progs/trivial/tri-fog.c index 0099a90ad6..0cea3d3258 100644 --- a/progs/trivial/tri-fog.c +++ b/progs/trivial/tri-fog.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-fp-const-imm.c b/progs/trivial/tri-fp-const-imm.c index 2b1499903c..d2df442abf 100644 --- a/progs/trivial/tri-fp-const-imm.c +++ b/progs/trivial/tri-fp-const-imm.c @@ -51,6 +51,7 @@ 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); /* Setup the fragment program */ glGenProgramsARB(1, &prognum); diff --git a/progs/trivial/tri-fp.c b/progs/trivial/tri-fp.c index b30f9b73e0..4d1508120e 100644 --- a/progs/trivial/tri-fp.c +++ b/progs/trivial/tri-fp.c @@ -49,6 +49,7 @@ 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); /* Setup the fragment program */ glGenProgramsARB(1, &prognum); diff --git a/progs/trivial/tri-lit.c b/progs/trivial/tri-lit.c index 91fac1a598..15a7ad24c5 100644 --- a/progs/trivial/tri-lit.c +++ b/progs/trivial/tri-lit.c @@ -39,6 +39,7 @@ 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); glEnable(GL_LIGHTING); glEnable(GL_LIGHT0); diff --git a/progs/trivial/tri-logicop-none.c b/progs/trivial/tri-logicop-none.c index aba3614bf6..53c2614ac3 100644 --- a/progs/trivial/tri-logicop-none.c +++ b/progs/trivial/tri-logicop-none.c @@ -40,6 +40,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/tri-logicop-xor.c b/progs/trivial/tri-logicop-xor.c index e2c94f9bee..f018a851ac 100644 --- a/progs/trivial/tri-logicop-xor.c +++ b/progs/trivial/tri-logicop-xor.c @@ -40,6 +40,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/tri-mask-tri.c b/progs/trivial/tri-mask-tri.c index 449125a4db..d62620905d 100644 --- a/progs/trivial/tri-mask-tri.c +++ b/progs/trivial/tri-mask-tri.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-multitex-vbo.c b/progs/trivial/tri-multitex-vbo.c index 76e117a333..e319447ac1 100644 --- a/progs/trivial/tri-multitex-vbo.c +++ b/progs/trivial/tri-multitex-vbo.c @@ -77,6 +77,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-orig.c b/progs/trivial/tri-orig.c index 6861ff6e49..e7cfee3a36 100644 --- a/progs/trivial/tri-orig.c +++ b/progs/trivial/tri-orig.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-query.c b/progs/trivial/tri-query.c index 9b319ba2a7..85e39df2df 100644 --- a/progs/trivial/tri-query.c +++ b/progs/trivial/tri-query.c @@ -42,6 +42,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-repeat.c b/progs/trivial/tri-repeat.c index a271fab54c..91e355c71f 100644 --- a/progs/trivial/tri-repeat.c +++ b/progs/trivial/tri-repeat.c @@ -38,6 +38,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/tri-scissor-tri.c b/progs/trivial/tri-scissor-tri.c index 2b5536ecd6..608ebf29cf 100644 --- a/progs/trivial/tri-scissor-tri.c +++ b/progs/trivial/tri-scissor-tri.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-square.c b/progs/trivial/tri-square.c index 9102888abd..0b82a1dd8e 100644 --- a/progs/trivial/tri-square.c +++ b/progs/trivial/tri-square.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-stipple.c b/progs/trivial/tri-stipple.c index 33e6dd16a7..aa94fa224b 100644 --- a/progs/trivial/tri-stipple.c +++ b/progs/trivial/tri-stipple.c @@ -51,6 +51,7 @@ 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); glEnable (GL_POLYGON_STIPPLE); glPolygonStipple (fly); diff --git a/progs/trivial/tri-tex-3d.c b/progs/trivial/tri-tex-3d.c index 4f276af653..3ccbe12510 100644 --- a/progs/trivial/tri-tex-3d.c +++ b/progs/trivial/tri-tex-3d.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-tex.c b/progs/trivial/tri-tex.c index 1dbbe6aa58..56afb4748d 100644 --- a/progs/trivial/tri-tex.c +++ b/progs/trivial/tri-tex.c @@ -36,6 +36,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); diff --git a/progs/trivial/tri-tri.c b/progs/trivial/tri-tri.c index 8b0c2dafef..f996bd01a1 100644 --- a/progs/trivial/tri-tri.c +++ b/progs/trivial/tri-tri.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-clip.c b/progs/trivial/tri-unfilled-clip.c index 438899dc1a..2fd894a49a 100644 --- a/progs/trivial/tri-unfilled-clip.c +++ b/progs/trivial/tri-unfilled-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-edgeflag.c b/progs/trivial/tri-unfilled-edgeflag.c index 78c5ae8e9c..11c21d1bf6 100644 --- a/progs/trivial/tri-unfilled-edgeflag.c +++ b/progs/trivial/tri-unfilled-edgeflag.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-fog.c b/progs/trivial/tri-unfilled-fog.c index 113b8d051d..c6ecc705b3 100644 --- a/progs/trivial/tri-unfilled-fog.c +++ b/progs/trivial/tri-unfilled-fog.c @@ -40,6 +40,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-point.c b/progs/trivial/tri-unfilled-point.c index b050280155..750a254669 100644 --- a/progs/trivial/tri-unfilled-point.c +++ b/progs/trivial/tri-unfilled-point.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-smooth.c b/progs/trivial/tri-unfilled-smooth.c index 9306af849a..eddae176e5 100644 --- a/progs/trivial/tri-unfilled-smooth.c +++ b/progs/trivial/tri-unfilled-smooth.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-tri-lit.c b/progs/trivial/tri-unfilled-tri-lit.c index 775c3530b7..1d42b40b71 100644 --- a/progs/trivial/tri-unfilled-tri-lit.c +++ b/progs/trivial/tri-unfilled-tri-lit.c @@ -39,6 +39,7 @@ 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); glEnable(GL_LIGHTING); glEnable(GL_LIGHT0); diff --git a/progs/trivial/tri-unfilled-tri.c b/progs/trivial/tri-unfilled-tri.c index ce789255fd..695cc89095 100644 --- a/progs/trivial/tri-unfilled-tri.c +++ b/progs/trivial/tri-unfilled-tri.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-unfilled-userclip-stip.c b/progs/trivial/tri-unfilled-userclip-stip.c index 6835b53c0f..ddc0dffd4f 100644 --- a/progs/trivial/tri-unfilled-userclip-stip.c +++ b/progs/trivial/tri-unfilled-userclip-stip.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/tri-unfilled-userclip.c b/progs/trivial/tri-unfilled-userclip.c index aab5abc230..0dec0bfc9b 100644 --- a/progs/trivial/tri-unfilled-userclip.c +++ b/progs/trivial/tri-unfilled-userclip.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/tri-unfilled.c b/progs/trivial/tri-unfilled.c index 4f50d083c2..b98cb9a842 100644 --- a/progs/trivial/tri-unfilled.c +++ b/progs/trivial/tri-unfilled.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tri-userclip.c b/progs/trivial/tri-userclip.c index 43d19cebab..8f37e0fae2 100644 --- a/progs/trivial/tri-userclip.c +++ b/progs/trivial/tri-userclip.c @@ -41,6 +41,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); glClipPlane(GL_CLIP_PLANE0, plane); diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c index 3205b9ee9c..8e5f155c7d 100644 --- a/progs/trivial/tri-viewport.c +++ b/progs/trivial/tri-viewport.c @@ -35,6 +35,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/tri-z-9.c b/progs/trivial/tri-z-9.c index e7d4184bdb..099e89f6f4 100644 --- a/progs/trivial/tri-z-9.c +++ b/progs/trivial/tri-z-9.c @@ -39,6 +39,7 @@ 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); } diff --git a/progs/trivial/tri-z-eq.c b/progs/trivial/tri-z-eq.c index 4ec55ac080..b81c992f7d 100644 --- a/progs/trivial/tri-z-eq.c +++ b/progs/trivial/tri-z-eq.c @@ -39,6 +39,7 @@ 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); } diff --git a/progs/trivial/tri.c b/progs/trivial/tri.c index d99d5872a9..d44cb6a9fe 100644 --- a/progs/trivial/tri.c +++ b/progs/trivial/tri.c @@ -40,6 +40,7 @@ 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); glClearColor(0.3, 0.1, 0.3, 0.0); } diff --git a/progs/trivial/trifan-flat-clip.c b/progs/trivial/trifan-flat-clip.c index ec7a50a75e..199f91a637 100644 --- a/progs/trivial/trifan-flat-clip.c +++ b/progs/trivial/trifan-flat-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/trifan-flat-unfilled-clip.c b/progs/trivial/trifan-flat-unfilled-clip.c index 4887b5a30c..ea3e155387 100644 --- a/progs/trivial/trifan-flat-unfilled-clip.c +++ b/progs/trivial/trifan-flat-unfilled-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/trifan-flat.c b/progs/trivial/trifan-flat.c index cf75d4cf08..d69b4887e3 100644 --- a/progs/trivial/trifan-flat.c +++ b/progs/trivial/trifan-flat.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/trifan-unfilled.c b/progs/trivial/trifan-unfilled.c index 491fe5b3df..91447e4e44 100644 --- a/progs/trivial/trifan-unfilled.c +++ b/progs/trivial/trifan-unfilled.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/trifan.c b/progs/trivial/trifan.c index ee9854dc94..84eb4172de 100644 --- a/progs/trivial/trifan.c +++ b/progs/trivial/trifan.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tristrip-clip.c b/progs/trivial/tristrip-clip.c index eeab676ea9..343e293804 100644 --- a/progs/trivial/tristrip-clip.c +++ b/progs/trivial/tristrip-clip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tristrip-flat.c b/progs/trivial/tristrip-flat.c index 49bb432b9d..02da97efce 100644 --- a/progs/trivial/tristrip-flat.c +++ b/progs/trivial/tristrip-flat.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } diff --git a/progs/trivial/tristrip.c b/progs/trivial/tristrip.c index 023e6475c0..77bf2fad28 100644 --- a/progs/trivial/tristrip.c +++ b/progs/trivial/tristrip.c @@ -39,6 +39,7 @@ 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); glClearColor(0.0, 0.0, 1.0, 0.0); } -- cgit v1.2.3 From c691f96e9848d05947afc40ea5c14bc2989f00cf Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Mon, 20 Apr 2009 15:50:44 +0100 Subject: trivial/tri-viewport.c - add guide lines, more triangles, make interactive This is becoming more like a test than a trivial/ example. --- progs/trivial/tri-viewport.c | 132 ++++++++++++++++++++++++++++++++++++++----- 1 file changed, 118 insertions(+), 14 deletions(-) (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c index 8e5f155c7d..4cd64e0781 100644 --- a/progs/trivial/tri-viewport.c +++ b/progs/trivial/tri-viewport.c @@ -29,6 +29,10 @@ GLenum doubleBuffer = 1; int win; +static float tx = 0; +static float ty = 0; +static float tw = 250; +static float th = 250; static void Init(void) { @@ -42,15 +46,11 @@ static void Init(void) static void Reshape(int width, int height) { - glViewport(width / -2.0, height / -2.0, width, height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); + tw = width; + th = height; } + static void Key(unsigned char key, int x, int y) { switch (key) { @@ -62,19 +62,91 @@ static void Key(unsigned char key, int x, int y) } } + static void Draw(void) { + int i; + + fprintf(stderr, "%f %f\n", tx, ty); + fflush(stderr); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); + glMatrixMode(GL_MODELVIEW); + glClear(GL_COLOR_BUFFER_BIT); + glViewport(0, 0, tw, th); + + glBegin(GL_LINES); + glColor3f(1,1,0); + glVertex3f(-1, 0, -30.0); + glVertex3f(1, 0, -30.0); + + glVertex3f(0, -1, -30.0); + glVertex3f(0, 1, -30.0); + glEnd(); + + + /* + */ + glViewport(tx, ty, tw, th); + + glBegin(GL_TRIANGLES); - glColor3f(.8,0,0); - glVertex3f(-0.9, 0.9, -30.0); - glColor3f(0,.9,0); - glVertex3f( 0.9, 0.9, -30.0); - glColor3f(0,0,.7); - glVertex3f( 0.0, -0.9, -30.0); + glColor3f(1,0,0); + glVertex3f(-1, -1, -30.0); + glVertex3f(0, -1, -30.0); + glVertex3f(-.5, -.5, -30.0); + + glColor3f(1,1,1); + glVertex3f(0, -1, -30.0); + glVertex3f(1, -1, -30.0); + glVertex3f(.5, -.5, -30.0); + + glVertex3f(-.5, -.5, -30.0); + glVertex3f(.5, -.5, -30.0); + glVertex3f(0, 0, -30.0); + + + glColor3f(0,1,0); + glVertex3f(1, 1, -30.0); + glVertex3f(0, 1, -30.0); + glVertex3f(.5, .5, -30.0); + + glColor3f(1,1,1); + glVertex3f(0, 1, -30.0); + glVertex3f(-1, 1, -30.0); + glVertex3f(-.5, .5, -30.0); + + glVertex3f(.5, .5, -30.0); + glVertex3f(-.5, .5, -30.0); + glVertex3f( 0, 0, -30.0); + + glEnd(); + + + glViewport(0, 0, tw, th); + + glBegin(GL_LINES); + glColor3f(.5,.5,0); + for (i = -10; i < 10; i++) { + float f = i / 10.0; + + if (i == 0) + continue; + + glVertex3f(-1, f, -30.0); + glVertex3f(1, f, -30.0); + + glVertex3f(f, -1, -30.0); + glVertex3f(f, 1, -30.0); + } glEnd(); + + glFlush(); if (doubleBuffer) { @@ -86,6 +158,13 @@ static GLenum Args(int argc, char **argv) { GLint i; + if (getenv("VPX")) + tx = atof(getenv("VPX")); + + if (getenv("VPY")) + ty = atof(getenv("VPY")); + + for (i = 1; i < argc; i++) { if (strcmp(argv[i], "-sb") == 0) { doubleBuffer = GL_FALSE; @@ -99,6 +178,30 @@ static GLenum Args(int argc, char **argv) return GL_TRUE; } + +static void +special(int k, int x, int y) +{ + switch (k) { + case GLUT_KEY_UP: + ty += 1.0; + break; + case GLUT_KEY_DOWN: + ty -= 1.0; + break; + case GLUT_KEY_LEFT: + tx -= 1.0; + break; + case GLUT_KEY_RIGHT: + tx += 1.0; + break; + default: + return; + } + glutPostRedisplay(); +} + + int main(int argc, char **argv) { GLenum type; @@ -123,7 +226,8 @@ int main(int argc, char **argv) Init(); glutReshapeFunc(Reshape); - glutKeyboardFunc(Key); + glutKeyboardFunc(Key); + glutSpecialFunc(special); glutDisplayFunc(Draw); glutMainLoop(); return 0; -- cgit v1.2.3 From 6bfcffa79e8b7999e8193e721e07dbb3de4a1658 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Mon, 20 Apr 2009 17:30:53 +0100 Subject: trivial/tri_viewport: add width/height keys --- progs/trivial/tri-viewport.c | 67 ++++++++++++++++++++++++++++++++------------ 1 file changed, 49 insertions(+), 18 deletions(-) (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c index 4cd64e0781..c08089b9dd 100644 --- a/progs/trivial/tri-viewport.c +++ b/progs/trivial/tri-viewport.c @@ -31,8 +31,11 @@ GLenum doubleBuffer = 1; int win; static float tx = 0; static float ty = 0; -static float tw = 250; -static float th = 250; +static float tw = 0; +static float th = 0; + +static float win_width = 250; +static float win_height = 250; static void Init(void) { @@ -41,33 +44,49 @@ static void Init(void) fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); fflush(stderr); - glClearColor(0.3, 0.1, 0.3, 0.0); + glClearColor(0, 0, 0, 0.0); } static void Reshape(int width, int height) { - tw = width; - th = height; + win_width = width; + win_height = height; + glutPostRedisplay(); } static void Key(unsigned char key, int x, int y) { switch (key) { - case 27: - exit(0); - default: - glutPostRedisplay(); - return; + case 27: + exit(0); + case 'w': + tw += 1.0; + break; + case 'W': + tw -= 1.0; + break; + case 'h': + th += 1.0; + break; + case 'H': + th -= 1.0; + break; + + default: + break; } + glutPostRedisplay(); } static void Draw(void) { int i; + float w = tw + win_width; + float h = th + win_height; - fprintf(stderr, "%f %f\n", tx, ty); + fprintf(stderr, "glViewport(%f %f %f %f)\n", tx, ty, w, h); fflush(stderr); glMatrixMode(GL_PROJECTION); @@ -77,8 +96,22 @@ static void Draw(void) glClear(GL_COLOR_BUFFER_BIT); - glViewport(0, 0, tw, th); + /*********************************************************************** + * Should be clipped to be no larger than the triangles: + */ + glViewport(tx, ty, w, h); + glBegin(GL_POLYGON); + glColor3f(.5,.5,1); + glVertex3f(-2, -2, -30.0); + glVertex3f(-2, 2, -30.0); + glVertex3f(2, 2, -30.0); + glVertex3f(2, -2, -30.0); + glEnd(); + + /*********************************************************************** + */ + glViewport(0, 0, win_width, win_height); glBegin(GL_LINES); glColor3f(1,1,0); glVertex3f(-1, 0, -30.0); @@ -89,11 +122,9 @@ static void Draw(void) glEnd(); - /* + /*********************************************************************** */ - glViewport(tx, ty, tw, th); - - + glViewport(tx, ty, w, h); glBegin(GL_TRIANGLES); glColor3f(1,0,0); glVertex3f(-1, -1, -30.0); @@ -127,7 +158,7 @@ static void Draw(void) glEnd(); - glViewport(0, 0, tw, th); + glViewport(0, 0, win_width, win_height); glBegin(GL_LINES); glColor3f(.5,.5,0); @@ -196,7 +227,7 @@ special(int k, int x, int y) tx += 1.0; break; default: - return; + break; } glutPostRedisplay(); } -- cgit v1.2.3 From a38f7d9e689f0e12cb8eed6b96a140805b452ba1 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Mon, 20 Apr 2009 17:32:15 +0100 Subject: trivial/tri_viewport: add space==reset key --- progs/trivial/tri-viewport.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c index c08089b9dd..37e424467b 100644 --- a/progs/trivial/tri-viewport.c +++ b/progs/trivial/tri-viewport.c @@ -72,7 +72,9 @@ static void Key(unsigned char key, int x, int y) case 'H': th -= 1.0; break; - + case ' ': + tw = th = tx = ty = 0; + break; default: break; } -- cgit v1.2.3 From 6e05224bc4d00ba05fee8651d2a9ecbf2a4b3ca8 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Tue, 21 Apr 2009 10:59:54 +0100 Subject: trivial/tri-viewport: add more out-of-bounds background quads --- progs/trivial/tri-viewport.c | 28 +++++++++++++++++++++++++++- 1 file changed, 27 insertions(+), 1 deletion(-) (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c index 37e424467b..133744235f 100644 --- a/progs/trivial/tri-viewport.c +++ b/progs/trivial/tri-viewport.c @@ -103,14 +103,40 @@ static void Draw(void) * Should be clipped to be no larger than the triangles: */ glViewport(tx, ty, w, h); + glBegin(GL_POLYGON); - glColor3f(.5,.5,1); + glColor3f(1,1,0); + glVertex3f(-100, -100, -30.0); + glVertex3f(-100, 100, -30.0); + glVertex3f(100, 100, -30.0); + glVertex3f(100, -100, -30.0); + glEnd(); + + glBegin(GL_POLYGON); + glColor3f(0,1,1); + glVertex3f(-10, -10, -30.0); + glVertex3f(-10, 10, -30.0); + glVertex3f(10, 10, -30.0); + glVertex3f(10, -10, -30.0); + glEnd(); + + glBegin(GL_POLYGON); + glColor3f(1,0,0); glVertex3f(-2, -2, -30.0); glVertex3f(-2, 2, -30.0); glVertex3f(2, 2, -30.0); glVertex3f(2, -2, -30.0); glEnd(); + + glBegin(GL_POLYGON); + glColor3f(.5,.5,1); + glVertex3f(-1, -1, -30.0); + glVertex3f(-1, 1, -30.0); + glVertex3f(1, 1, -30.0); + glVertex3f(1, -1, -30.0); + glEnd(); + /*********************************************************************** */ glViewport(0, 0, win_width, win_height); -- cgit v1.2.3 From e20f837f672e43671890d5f62f9814487e15531f Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Tue, 21 Apr 2009 11:40:59 +0100 Subject: trivial/tri-viewport: add keys for frustrum/ortho and z coordinate --- progs/trivial/tri-viewport.c | 120 +++++++++++++++++++++++++++---------------- 1 file changed, 77 insertions(+), 43 deletions(-) (limited to 'progs/trivial/tri-viewport.c') diff --git a/progs/trivial/tri-viewport.c b/progs/trivial/tri-viewport.c index 133744235f..3e52449b47 100644 --- a/progs/trivial/tri-viewport.c +++ b/progs/trivial/tri-viewport.c @@ -33,9 +33,16 @@ static float tx = 0; static float ty = 0; static float tw = 0; static float th = 0; +static float z = -5; + static float win_width = 250; static float win_height = 250; +static enum { + ORTHO, + FRUSTUM, + MODE_MAX +} mode = ORTHO; static void Init(void) { @@ -72,8 +79,21 @@ static void Key(unsigned char key, int x, int y) case 'H': th -= 1.0; break; + + case 'z': + z += 1.0; + break; + case 'Z': + z -= 1.0; + break; + case 'm': + mode++; + mode %= MODE_MAX; + break; case ' ': tw = th = tx = ty = 0; + z = -5; + mode = ORTHO; break; default: break; @@ -89,12 +109,26 @@ static void Draw(void) float h = th + win_height; fprintf(stderr, "glViewport(%f %f %f %f)\n", tx, ty, w, h); + fprintf(stderr, "mode: %s\n", mode == FRUSTUM ? "FRUSTUM" : "ORTHO"); + fprintf(stderr, "z: %f\n", z); fflush(stderr); glMatrixMode(GL_PROJECTION); glLoadIdentity(); - glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); + + switch (mode) { + case FRUSTUM: + glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0); + break; + case ORTHO: + default: + glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); + break; + } + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glClear(GL_COLOR_BUFFER_BIT); @@ -106,35 +140,35 @@ static void Draw(void) glBegin(GL_POLYGON); glColor3f(1,1,0); - glVertex3f(-100, -100, -30.0); - glVertex3f(-100, 100, -30.0); - glVertex3f(100, 100, -30.0); - glVertex3f(100, -100, -30.0); + glVertex3f(-100, -100, z); + glVertex3f(-100, 100, z); + glVertex3f(100, 100, z); + glVertex3f(100, -100, z); glEnd(); glBegin(GL_POLYGON); glColor3f(0,1,1); - glVertex3f(-10, -10, -30.0); - glVertex3f(-10, 10, -30.0); - glVertex3f(10, 10, -30.0); - glVertex3f(10, -10, -30.0); + glVertex3f(-10, -10, z); + glVertex3f(-10, 10, z); + glVertex3f(10, 10, z); + glVertex3f(10, -10, z); glEnd(); glBegin(GL_POLYGON); glColor3f(1,0,0); - glVertex3f(-2, -2, -30.0); - glVertex3f(-2, 2, -30.0); - glVertex3f(2, 2, -30.0); - glVertex3f(2, -2, -30.0); + glVertex3f(-2, -2, z); + glVertex3f(-2, 2, z); + glVertex3f(2, 2, z); + glVertex3f(2, -2, z); glEnd(); glBegin(GL_POLYGON); glColor3f(.5,.5,1); - glVertex3f(-1, -1, -30.0); - glVertex3f(-1, 1, -30.0); - glVertex3f(1, 1, -30.0); - glVertex3f(1, -1, -30.0); + glVertex3f(-1, -1, z); + glVertex3f(-1, 1, z); + glVertex3f(1, 1, z); + glVertex3f(1, -1, z); glEnd(); /*********************************************************************** @@ -142,11 +176,11 @@ static void Draw(void) glViewport(0, 0, win_width, win_height); glBegin(GL_LINES); glColor3f(1,1,0); - glVertex3f(-1, 0, -30.0); - glVertex3f(1, 0, -30.0); + glVertex3f(-1, 0, z); + glVertex3f(1, 0, z); - glVertex3f(0, -1, -30.0); - glVertex3f(0, 1, -30.0); + glVertex3f(0, -1, z); + glVertex3f(0, 1, z); glEnd(); @@ -155,33 +189,33 @@ static void Draw(void) glViewport(tx, ty, w, h); glBegin(GL_TRIANGLES); glColor3f(1,0,0); - glVertex3f(-1, -1, -30.0); - glVertex3f(0, -1, -30.0); - glVertex3f(-.5, -.5, -30.0); + glVertex3f(-1, -1, z); + glVertex3f(0, -1, z); + glVertex3f(-.5, -.5, z); glColor3f(1,1,1); - glVertex3f(0, -1, -30.0); - glVertex3f(1, -1, -30.0); - glVertex3f(.5, -.5, -30.0); + glVertex3f(0, -1, z); + glVertex3f(1, -1, z); + glVertex3f(.5, -.5, z); - glVertex3f(-.5, -.5, -30.0); - glVertex3f(.5, -.5, -30.0); - glVertex3f(0, 0, -30.0); + glVertex3f(-.5, -.5, z); + glVertex3f(.5, -.5, z); + glVertex3f(0, 0, z); glColor3f(0,1,0); - glVertex3f(1, 1, -30.0); - glVertex3f(0, 1, -30.0); - glVertex3f(.5, .5, -30.0); + glVertex3f(1, 1, z); + glVertex3f(0, 1, z); + glVertex3f(.5, .5, z); glColor3f(1,1,1); - glVertex3f(0, 1, -30.0); - glVertex3f(-1, 1, -30.0); - glVertex3f(-.5, .5, -30.0); + glVertex3f(0, 1, z); + glVertex3f(-1, 1, z); + glVertex3f(-.5, .5, z); - glVertex3f(.5, .5, -30.0); - glVertex3f(-.5, .5, -30.0); - glVertex3f( 0, 0, -30.0); + glVertex3f(.5, .5, z); + glVertex3f(-.5, .5, z); + glVertex3f( 0, 0, z); glEnd(); @@ -196,11 +230,11 @@ static void Draw(void) if (i == 0) continue; - glVertex3f(-1, f, -30.0); - glVertex3f(1, f, -30.0); + glVertex3f(-1, f, z); + glVertex3f(1, f, z); - glVertex3f(f, -1, -30.0); - glVertex3f(f, 1, -30.0); + glVertex3f(f, -1, z); + glVertex3f(f, 1, z); } glEnd(); -- cgit v1.2.3