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修复：使用xs3_memcpy以增加数组复制速度

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- 注意，需要使用最新的xmath版本
This commit is contained in:
Vergil Wong
2023-11-30 11:26:41 +08:00
parent 9a1d671bfe
commit 4ccd40bab9
1 changed files with 4 additions and 5 deletions
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9
examples/app_hsv_cycle_per_rgb_example/src/hsv_cycle_per_rgb_example.c
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@@ -11,8 +11,7 @@ void init_colors(uint32_t *current_colors, uint32_t *previous_colors, uint32_t c
{
*(current_colors + i) = cycleHSV(&current_hue);
}
// TODO: 当使用xs3_memcpy时，复制的后几个数据看起来是随机的
memcpy(previous_colors, current_colors, NUM_RGBS * sizeof(uint32_t));
xs3_memcpy(previous_colors, current_colors, NUM_RGBS * sizeof(uint32_t));
}
void hsv_cycle_per_rgb_example()
@@ -28,7 +27,7 @@ void hsv_cycle_per_rgb_example()
for (size_t i = 0; i < NUM_RGB_GROUPS; i++)
{
*(levels + i) = (NUM_RGBS / NUM_RGB_GROUPS)-1;
*(levels + i) = (NUM_RGBS / NUM_RGB_GROUPS);
}
// 用当前渐变颜色填充RGB数组，然后发送给rgb阵列
fill_gradient_with_groups_colorful(buf, current_colors, levels);
@@ -36,10 +35,10 @@ void hsv_cycle_per_rgb_example()
// 延迟以控制显示持续时间
delay_milliseconds(DELAY_TIME_RGB);
// 更改下一组颜色，其中每个灯继承上一个灯的颜色，第一个灯通过cycleHSV计算出新的颜色
memcpy(current_colors+1, previous_colors, (NUM_RGBS-1) * sizeof(uint32_t));
xs3_memcpy(current_colors+1, previous_colors, (NUM_RGBS-1) * sizeof(uint32_t));
current_colors[0] = cycleHSV(&current_hue);
// 保留本轮颜色的记录
memcpy(previous_colors, current_colors, NUM_RGBS * sizeof(uint32_t));
xs3_memcpy(previous_colors, current_colors, NUM_RGBS * sizeof(uint32_t));
}
}