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add valid check for wav_ctrl

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This commit is contained in:
idea4good 2019-01-10 15:05:08 +08:00
parent e4d73bf327
commit c796a4b286
2 changed files with 5 additions and 4 deletions
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1
core/src/surface.cpp
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@ -594,7 +594,6 @@ void c_surface_mcu::fill_rect(int x0, int y0, int x1, int y1, unsigned int rgb,
{
return m_gfx_op->fill_rect(x0, y0, x1, y1, rgb);
}
for (; y0 <= y1; y0++)
{
draw_hline(x0, x1, y0, rgb, z_order);

8
core/src/wave_ctrl.cpp
View File

@ -258,16 +258,18 @@ void c_wave_ctrl::restore_background()
register int width = rect.Width();
register int top = rect.m_top;
register int left = rect.m_left;
unsigned int* p_fb = m_bg_fb;
for (int y_pos = (m_wave_top - 1); y_pos <= (m_wave_bottom + 1); y_pos++)
{
draw_pixel(x, y_pos, p_fb[(y_pos - top) * width + (x - left)]);
(m_bg_fb) ? draw_pixel(x, y_pos, m_bg_fb[(y_pos - top) * width + (x - left)]) : draw_pixel(x, y_pos, 0);
}
}
void c_wave_ctrl::save_background()
{
if (!m_bg_fb)
{
return;
}
c_rect rect;
get_screen_rect(rect);