Home » Developing U++ » U++ Developers corner » SSE2 and SVO optimization (Painter, memcpy....)
Re: BufferPainter::Clear() optimization [message #53913 is a reply to message #53751] |
Fri, 15 May 2020 09:04 |
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mirek
Messages: 13975 Registered: November 2005
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Ultimate Member |
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Experimenting with parallel:
#include <CtrlLib/CtrlLib.h>
using namespace Upp;
void CoFill(RGBA *t, RGBA c, int len)
{
const int CHUNK = 1024;
std::atomic<int> ii(0);
CoDo([&] {
for(;;) {
int pos = CHUNK * ii++;
if(pos >= len)
break;
Fill(t + pos, c, min(CHUNK, len - pos));
}
});
}
GUI_APP_MAIN
{
Color c = Red();
int len = 4000 * 2000;
Buffer<RGBA> b(len);
for(int i = 0; i < 10; i++) {
{
RTIMING("memsetd");
memsetd(b, *(dword*)&(c), len);
}
{
RTIMING("Fill");
Fill(b, c, len);
}
{
RTIMING("CoFill");
CoFill(b, c, len);
}
}
}
TIMING CoFill : 19.00 ms - 1.90 ms (19.00 ms / 10 ), min: 1.00 ms, max: 3.00 ms, nesting: 0 - 10
TIMING Fill : 31.00 ms - 3.10 ms (31.00 ms / 10 ), min: 3.00 ms, max: 4.00 ms, nesting: 0 - 10
TIMING memsetd : 30.00 ms - 3.00 ms (30.00 ms / 10 ), min: 2.00 ms, max: 5.00 ms, nesting: 0 - 10
To try that on different CPU, Rapsberry PI 4 numbers:
TIMING CoFill : 145.00 ms - 14.50 ms (145.00 ms / 10 ), min: 14.00 ms, max: 15.00 ms, nesting: 0 - 10
TIMING Fill : 225.00 ms - 22.50 ms (225.00 ms / 10 ), min: 22.00 ms, max: 24.00 ms, nesting: 0 - 10
TIMING memsetd : 184.00 ms - 18.40 ms (184.00 ms / 10 ), min: 11.00 ms, max: 77.00 ms, nesting: 0 - 10
[Updated on: Fri, 15 May 2020 10:18] Report message to a moderator
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SSE2 and SVO optimization (Painter, memcpy....)
By: Tom1 on Mon, 27 April 2020 19:19
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 28 April 2020 10:12
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 28 April 2020 10:20
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 28 April 2020 10:27
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 28 April 2020 10:33
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 28 April 2020 11:10
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Re: BufferPainter::Clear() optimization
By: Oblivion on Tue, 28 April 2020 11:27
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 28 April 2020 11:17
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 15 May 2020 09:04
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 15 May 2020 10:18
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 15 May 2020 11:33
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 15 May 2020 11:41
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 15 May 2020 11:47
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 15 May 2020 12:08
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 15 May 2020 13:15
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 15 May 2020 13:36
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 15 May 2020 23:13
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Re: BufferPainter::Clear() optimization
By: Didier on Fri, 15 May 2020 23:45
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Re: BufferPainter::Clear() optimization
By: Tom1 on Sat, 16 May 2020 01:59
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Re: BufferPainter::Clear() optimization
By: mirek on Sun, 17 May 2020 08:47
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Re: BufferPainter::Clear() optimization
By: Tom1 on Sun, 17 May 2020 10:01
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Re: BufferPainter::Clear() optimization
By: mirek on Sun, 17 May 2020 15:49
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Re: BufferPainter::Clear() optimization
By: mirek on Sun, 17 May 2020 18:05
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Re: BufferPainter::Clear() optimization
By: Tom1 on Sun, 17 May 2020 20:56
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Re: BufferPainter::Clear() optimization
By: Tom1 on Sun, 17 May 2020 21:46
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Re: BufferPainter::Clear() optimization
By: Tom1 on Sun, 17 May 2020 23:25
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 10:16
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 11:13
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 13:31
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 13:53
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 16:06
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 17:08
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 18:12
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 18:28
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 20:57
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 21:20
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Re: BufferPainter::Clear() optimization
By: Tom1 on Mon, 18 May 2020 21:40
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 21:56
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 13:33
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Re: BufferPainter::Clear() optimization
By: Tom1 on Sun, 17 May 2020 00:10
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Re: BufferPainter::Clear() optimization
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 15 May 2020 12:28
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Re: BufferPainter::Clear() optimization
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 18 May 2020 13:43
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 19 May 2020 00:02
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 19 May 2020 08:59
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 19 May 2020 09:14
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 19 May 2020 09:49
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 19 May 2020 12:35
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 19 May 2020 12:45
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 19 May 2020 13:18
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 19 May 2020 16:22
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 01:34
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 01:52
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 08:22
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 10:04
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 10:20
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 10:55
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 11:56
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 12:23
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 12:41
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 12:53
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 13:01
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 15:18
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Re: BufferPainter::Clear() optimization
By: Tom1 on Thu, 21 May 2020 16:21
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 15:58
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 16:15
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 17:16
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 17:31
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Re: BufferPainter::Clear() optimization
By: mirek on Wed, 20 May 2020 17:37
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 19:51
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Re: BufferPainter::Clear() optimization
By: mirek on Thu, 21 May 2020 09:04
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Re: BufferPainter::Clear() optimization
By: mirek on Thu, 21 May 2020 13:28
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Re: BufferPainter::Clear() optimization
By: Tom1 on Thu, 21 May 2020 16:38
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Re: BufferPainter::Clear() optimization
By: koldo on Thu, 21 May 2020 17:51
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Re: BufferPainter::Clear() optimization
By: Tom1 on Thu, 21 May 2020 19:22
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Re: BufferPainter::Clear() optimization
By: Tom1 on Thu, 21 May 2020 19:25
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Re: BufferPainter::Clear() optimization
By: Didier on Fri, 22 May 2020 09:32
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 10:04
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 10:05
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 10:28
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 22 May 2020 11:13
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 11:39
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 22 May 2020 11:46
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 22 May 2020 11:59
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Re: BufferPainter::Clear() optimization
By: koldo on Fri, 22 May 2020 12:47
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 13:01
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 22 May 2020 13:06
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Re: BufferPainter::Clear() optimization
By: koldo on Fri, 22 May 2020 16:58
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 19:03
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Re: BufferPainter::Clear() optimization
By: mirek on Sun, 24 May 2020 10:20
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Re: BufferPainter::Clear() optimization
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 26 May 2020 13:14
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 26 May 2020 14:15
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 01 June 2020 00:39
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Re: BufferPainter::Clear() optimization
By: omari on Mon, 01 June 2020 11:24
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Re: BufferPainter::Clear() optimization
By: mirek on Mon, 01 June 2020 15:47
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 02 June 2020 13:59
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 02 June 2020 17:43
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Re: BufferPainter::Clear() optimization
By: Tom1 on Tue, 02 June 2020 18:31
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Re: BufferPainter::Clear() optimization
By: mirek on Thu, 04 June 2020 17:23
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Re: BufferPainter::Clear() optimization
By: mirek on Thu, 04 June 2020 17:45
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Re: BufferPainter::Clear() optimization
By: Novo on Thu, 04 June 2020 18:07
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Re: BufferPainter::Clear() optimization
By: mirek on Thu, 04 June 2020 20:20
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 12 June 2020 12:23
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 12 June 2020 12:55
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 12 June 2020 16:28
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Re: BufferPainter::Clear() optimization
By: Novo on Fri, 12 June 2020 18:45
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Re: BufferPainter::Clear() optimization
By: mirek on Sat, 13 June 2020 10:15
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Re: BufferPainter::Clear() optimization
By: coolman on Sat, 13 June 2020 10:33
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Re: BufferPainter::Clear() optimization
By: Novo on Sat, 13 June 2020 13:07
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Re: BufferPainter::Clear() optimization
By: coolman on Sat, 13 June 2020 14:45
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Re: BufferPainter::Clear() optimization
By: Didier on Sun, 14 June 2020 12:45
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Re: BufferPainter::Clear() optimization
By: mirek on Sun, 14 June 2020 14:09
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Re: BufferPainter::Clear() optimization
By: Tom1 on Thu, 04 June 2020 18:48
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Re: BufferPainter::Clear() optimization
By: koldo on Fri, 22 May 2020 10:29
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Re: BufferPainter::Clear() optimization
By: mirek on Fri, 22 May 2020 11:32
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Re: BufferPainter::Clear() optimization
By: Tom1 on Fri, 22 May 2020 11:32
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Re: BufferPainter::Clear() optimization
By: Tom1 on Wed, 20 May 2020 12:52
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Re: BufferPainter::Clear() optimization
By: mirek on Tue, 19 May 2020 11:32
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