From dde2da64b5176a06638efcd0be7fbaaf6a950363 Mon Sep 17 00:00:00 2001 From: Gareth Hughes Date: Wed, 7 Feb 2001 03:04:58 +0000 Subject: [PATCH] Force texture download every time to handle lazy texture downloads. --- progs/demos/texdown.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/progs/demos/texdown.c b/progs/demos/texdown.c index 3ff8e5e61a8..d56884f379a 100644 --- a/progs/demos/texdown.c +++ b/progs/demos/texdown.c @@ -1,18 +1,18 @@ -/* $Id: texdown.c,v 1.3 2000/03/29 18:02:52 brianp Exp $ */ +/* $Id: texdown.c,v 1.4 2001/02/07 03:04:58 gareth Exp $ */ /* * Copyright (C) 1999 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 @@ -148,6 +148,10 @@ MeasureDownloadRate(void) glPixelTransferf(GL_BLUE_BIAS, 0.0); } + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + glEnable(GL_TEXTURE_2D); + count = 0; t0 = glutGet(GLUT_ELAPSED_TIME) * 0.001; do { @@ -163,24 +167,20 @@ MeasureDownloadRate(void) FormatTable[Format].Type, texImage); } - if (count == 0) { - /* draw a tiny polygon to force texture into texram */ - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - glEnable(GL_TEXTURE_2D); - glBegin(GL_TRIANGLES); - glTexCoord2f(0, 0); glVertex2f(1, 1); - glTexCoord2f(1, 0); glVertex2f(3, 1); - glTexCoord2f(0.5, 1); glVertex2f(2, 3); - glEnd(); - glDisable(GL_TEXTURE_2D); - } + /* draw a tiny polygon to force texture into texram */ + glBegin(GL_TRIANGLES); + glTexCoord2f(0, 0); glVertex2f(1, 1); + glTexCoord2f(1, 0); glVertex2f(3, 1); + glTexCoord2f(0.5, 1); glVertex2f(2, 3); + glEnd(); t1 = glutGet(GLUT_ELAPSED_TIME) * 0.001; time = t1 - t0; count++; } while (time < 3.0); + glDisable(GL_TEXTURE_2D); + printf("w*h=%d count=%d time=%f\n", w*h, count, time); DownloadRate = w * h * count / time; -- 2.30.2