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Improve GPU function a little

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This commit is contained in:
Yutaka Sawada
2023-10-27 13:31:56 +09:00
committed by GitHub
parent e979c07600
commit 5660fcf7c5
3 changed files with 46 additions and 18 deletions
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28
source/par2j/rs_decode.c
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@@ -1,5 +1,5 @@
// rs_decode.c
// Copyright : 2023-10-25 Yutaka Sawada
// Copyright : 2023-10-27 Yutaka Sawada
// License : GPL
#ifndef _UNICODE
@@ -1711,8 +1711,8 @@ skip_count++;
} else if (src_num > src_max * 2){ // ただし、CPUスレッド担当量の 2倍までに制限する
src_num = src_max * 2;
}
} else if (gpu_end < cpu_end / 2){ // GPU が遅い場合は最低負担量も減らす
if (gpu_end < cpu_end / 4){
} else if (gpu_end * 2 < cpu_end){ // GPU が遅い場合は最低負担量も減らす
if (gpu_end * 4 < cpu_end){
if (src_num < src_max / 4)
src_num = src_max / 4;
} else if (src_num < src_max / 2){
@@ -1731,8 +1731,15 @@ skip_count++;
#endif
} else if (src_off + src_num + src_max > source_num){
src_num = source_num - src_off - src_max;
if ((src_num < src_max) && (src_num + src_max <= vram_max) && (gpu_end * 2 > cpu_end)){
src_num += src_max; // GPU担当量が少なくて、余裕がある場合は、残りも全て任せる
#ifdef TIMER
printf("GPU last +: src_off = %d, src_num = %d + %d\n", src_off, src_num - src_max, src_max);
} else {
printf("GPU last 2: src_off = %d, src_num = %d\n", src_off, src_num);
#endif
}
#ifdef TIMER
printf("GPU last 2: src_off = %d, src_num = %d\n", src_off, src_num);
} else {
printf("GPU: remain = %d, src_off = %d, src_num = %d\n", source_num - src_off, src_off, src_num);
#endif
@@ -2291,8 +2298,8 @@ time_read += GetTickCount() - time_start;
} else if (src_num > src_max * 2){ // ただし、CPUスレッド担当量の 2倍までに制限する
src_num = src_max * 2;
}
} else if (gpu_end < cpu_end / 2){ // GPU が遅い場合は最低負担量も減らす
if (gpu_end < cpu_end / 4){
} else if (gpu_end * 2 < cpu_end){ // GPU が遅い場合は最低負担量も減らす
if (gpu_end * 4 < cpu_end){
if (src_num < src_max / 4)
src_num = src_max / 4;
} else if (src_num < src_max / 2){
@@ -2311,8 +2318,15 @@ time_read += GetTickCount() - time_start;
#endif
} else if (src_off + src_num + src_max > read_num){
src_num = read_num - src_off - src_max;
if ((src_num < src_max) && (src_num + src_max <= vram_max) && (gpu_end * 2 > cpu_end)){
src_num += src_max; // GPU担当量が少なくて、余裕がある場合は、残りも全て任せる
#ifdef TIMER
printf("GPU last +: src_off = %d, src_num = %d + %d\n", src_off, src_num - src_max, src_max);
} else {
printf("GPU last 2: src_off = %d, src_num = %d\n", src_off, src_num);
#endif
}
#ifdef TIMER
printf("GPU last 2: src_off = %d, src_num = %d\n", src_off, src_num);
} else {
printf("GPU: remain = %d, src_off = %d, src_num = %d\n", read_num - src_off, src_off, src_num);
#endif