Remove demos that have moved to git+ssh://git.freedesktop.org/git/mesa/demos.

[mesa.git] / progs / perf / drawoverhead.c

diff --git a/progs/perf/drawoverhead.c b/progs/perf/drawoverhead.c
deleted file mode 100644 (file)
index f75c9bb..0000000
--- a/progs/perf/drawoverhead.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (C) 2009  VMware, 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 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
- * VMWARE 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.
- */
-
-/**
- * Measure drawing overhead
- *
- * This is the first in a series of simple performance benchmarks.
- * The code in this file should be as simple as possible to make it
- * easily portable to other APIs.
- *
- * All the window-system stuff should be contained in glmain.c (or TBDmain.c).
- *
- * Brian Paul
- * 15 Sep 2009
- */
-
-#include "glmain.h"
-#include "common.h"
-
-
-int WinWidth = 100, WinHeight = 100;
-
-static GLuint VBO;
-
-struct vertex
-{
-   GLfloat x, y;
-};
-
-static const struct vertex vertices[4] = {
-   { -1.0, -1.0 },
-   {  1.0, -1.0 },
-   {  1.0,  1.0 },
-   { -1.0,  1.0 }
-};
-
-
-/** Called from test harness/main */
-void
-PerfInit(void)
-{
-   /* setup VBO w/ vertex data */
-   glGenBuffersARB(1, &VBO);
-   glBindBufferARB(GL_ARRAY_BUFFER_ARB, VBO);
-   glBufferDataARB(GL_ARRAY_BUFFER_ARB,
-                   sizeof(vertices), vertices, GL_STATIC_DRAW_ARB);
-   glVertexPointer(2, GL_FLOAT, sizeof(struct vertex), (void *) 0);
-   glEnableClientState(GL_VERTEX_ARRAY);
-
-   /* misc GL state */
-   glAlphaFunc(GL_ALWAYS, 0.0);
-}
-
-
-static void
-DrawNoStateChange(unsigned count)
-{
-   unsigned i;
-   for (i = 0; i < count; i++) {
-      glDrawArrays(GL_POINTS, 0, 4);
-   }
-   glFinish();
-}
-
-
-static void
-DrawNopStateChange(unsigned count)
-{
-   unsigned i;
-   for (i = 0; i < count; i++) {
-      glDisable(GL_ALPHA_TEST);
-      glDrawArrays(GL_POINTS, 0, 4);
-   }
-   glFinish();
-}
-
-
-static void
-DrawStateChange(unsigned count)
-{
-   unsigned i;
-   for (i = 0; i < count; i++) {
-      if (i & 1)
-         glEnable(GL_TEXTURE_GEN_S);
-      else
-         glDisable(GL_TEXTURE_GEN_S);
-      glDrawArrays(GL_POINTS, 0, 4);
-   }
-   glFinish();
-}
-
-void
-PerfNextRound(void)
-{
-}
-
-/** Called from test harness/main */
-void
-PerfDraw(void)
-{
-   double rate0, rate1, rate2, overhead;
-
-   rate0 = PerfMeasureRate(DrawNoStateChange);
-   perf_printf("   Draw only: %s draws/second\n", 
-               PerfHumanFloat(rate0));
-   
-   rate1 = PerfMeasureRate(DrawNopStateChange);
-   overhead = 1000.0 * (1.0 / rate1 - 1.0 / rate0);
-   perf_printf("   Draw w/ nop state change: %s draws/sec (overhead: %f ms/draw)\n",
-               PerfHumanFloat(rate1), overhead);
-
-   rate2 = PerfMeasureRate(DrawStateChange);
-   overhead = 1000.0 * (1.0 / rate2 - 1.0 / rate0);
-   perf_printf("   Draw w/ state change: %s draws/sec (overhead: %f ms/draw)\n",
-               PerfHumanFloat(rate2), overhead);
-
-   exit(0);
-}
-