KonstantinSeurer
/
mesa
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

progs/perf: simplify the code

This commit is contained in:
Brian Paul 2009-09-22 09:43:08 -06:00
parent aa80851e16
commit 7e5004b298
1 changed files with 38 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

81
progs/perf/vbo.c
View File

@ -152,9 +152,10 @@ void
PerfDraw(void)
{
double rate, mbPerSec;
int sub, sz;
int i;
int i, sz;
/* Load VBOData buffer with duplicated Vertex0.
*/
VBOData = calloc(DATA_SIZE, 1);
for (i = 0; i < DATA_SIZE / sizeof(Vertex0); i++) {
@ -164,51 +165,45 @@ PerfDraw(void)
}
/* loop over whole/sub buffer upload */
for (sub = 0; sub < 3; sub++) {
/* glBufferDataARB()
*/
for (sz = 0; Sizes[sz]; sz++) {
SubSize = VBOSize = Sizes[sz];
rate = PerfMeasureRate(UploadVBO);
mbPerSec = rate * VBOSize / (1024.0 * 1024.0);
perf_printf(" glBufferDataARB(size = %d): %.1f MB/sec\n",
VBOSize, mbPerSec);
}
if (sub == 2) {
VBOSize = 1024 * 1024;
/* glBufferSubDataARB()
*/
for (sz = 0; Sizes[sz]; sz++) {
SubSize = VBOSize = Sizes[sz];
rate = PerfMeasureRate(UploadSubVBO);
mbPerSec = rate * VBOSize / (1024.0 * 1024.0);
perf_printf(" glBufferSubDataARB(size = %d): %.1f MB/sec\n",
VBOSize, mbPerSec);
}
glBufferDataARB(GL_ARRAY_BUFFER, VBOSize, VBOData, GL_STREAM_DRAW_ARB);
/* Batch upload
*/
VBOSize = 1024 * 1024;
glBufferDataARB(GL_ARRAY_BUFFER, VBOSize, VBOData, GL_STREAM_DRAW_ARB);
for (sz = 0; Sizes[sz] < VBOSize; sz++) {
SubSize = Sizes[sz];
rate = PerfMeasureRate(UploadSubVBO);
for (sz = 0; Sizes[sz] < VBOSize; sz++) {
SubSize = Sizes[sz];
rate = PerfMeasureRate(UploadSubVBO);
mbPerSec = rate * SubSize / (1024.0 * 1024.0);
perf_printf(" glBufferSubDataARB(size = %d, VBOSize = %d): %.1f MB/sec\n",
SubSize, VBOSize, mbPerSec);
}
mbPerSec = rate * SubSize / (1024.0 * 1024.0);
perf_printf(" glBufferSubDataARB(size = %d, VBOSize = %d): %.1f MB/sec\n",
SubSize, VBOSize, mbPerSec);
}
for (sz = 0; Sizes[sz] < VBOSize; sz++) {
SubSize = Sizes[sz];
rate = PerfMeasureRate(BatchUploadSubVBO);
mbPerSec = rate * SubSize / (1024.0 * 1024.0);
perf_printf(" glBufferSubDataARB(size = %d, VBOSize = %d), batched: %.1f MB/sec\n",
SubSize, VBOSize, mbPerSec);
}
}
else {
/* loop over VBO sizes */
for (sz = 0; Sizes[sz]; sz++) {
SubSize = VBOSize = Sizes[sz];
if (sub == 1)
rate = PerfMeasureRate(UploadSubVBO);
else
rate = PerfMeasureRate(UploadVBO);
mbPerSec = rate * VBOSize / (1024.0 * 1024.0);
perf_printf(" glBuffer%sDataARB(size = %d): %.1f MB/sec\n",
(sub ? "Sub" : ""), VBOSize, mbPerSec);
}
}
for (sz = 0; Sizes[sz] < VBOSize; sz++) {
SubSize = Sizes[sz];
rate = PerfMeasureRate(BatchUploadSubVBO);
mbPerSec = rate * SubSize / (1024.0 * 1024.0);
perf_printf(" glBufferSubDataARB(size = %d, VBOSize = %d), batched: %.1f MB/sec\n",
SubSize, VBOSize, mbPerSec);
}
exit(0);