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render: Always draw a black background first (#100)

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Michał Lewandowski 2023-10-13 22:23:24 +02:00 committed by GitHub
parent d96581a23c
commit 1c009491b5
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1 changed files with 12 additions and 29 deletions
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41
src/Hyprpaper.cpp
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@ -481,41 +481,24 @@ void CHyprpaper::renderWallpaperForMonitor(SMonitor* pMonitor) {
cairo_paint(PCAIRO);
cairo_restore(PCAIRO);
if (CONTAIN) {
cairo_set_source_rgb(PCAIRO, 0, 0, 0);
cairo_rectangle(PCAIRO, 0, 0, DIMENSIONS.x, DIMENSIONS.y);
cairo_fill(PCAIRO);
cairo_surface_flush(PBUFFER->surface);
}
// always draw a black background behind the wallpaper
cairo_set_source_rgb(PCAIRO, 0, 0, 0);
cairo_rectangle(PCAIRO, 0, 0, DIMENSIONS.x, DIMENSIONS.y);
cairo_fill(PCAIRO);
cairo_surface_flush(PBUFFER->surface);
// get scale
// we always do cover
float scale;
double scale;
Vector2D origin;
if (!CONTAIN) {
if (pMonitor->size.x / pMonitor->size.y > PWALLPAPERTARGET->m_vSize.x / PWALLPAPERTARGET->m_vSize.y) {
scale = DIMENSIONS.x / PWALLPAPERTARGET->m_vSize.x;
origin.y = -(PWALLPAPERTARGET->m_vSize.y * scale - DIMENSIONS.y) / 2.f / scale;
} else {
scale = DIMENSIONS.y / PWALLPAPERTARGET->m_vSize.y;
origin.x = -(PWALLPAPERTARGET->m_vSize.x * scale - DIMENSIONS.x) / 2.f / scale;
}
const bool LOWASPECTRATIO = pMonitor->size.x / pMonitor->size.y > PWALLPAPERTARGET->m_vSize.x / PWALLPAPERTARGET->m_vSize.y;
if ((CONTAIN && !LOWASPECTRATIO) || (!CONTAIN && LOWASPECTRATIO)) {
scale = DIMENSIONS.x / PWALLPAPERTARGET->m_vSize.x;
origin.y = -(PWALLPAPERTARGET->m_vSize.y * scale - DIMENSIONS.y) / 2.0 / scale;
} else {
if (pMonitor->size.x / pMonitor->size.y > PWALLPAPERTARGET->m_vSize.x / PWALLPAPERTARGET->m_vSize.y) {
scale = (DIMENSIONS.y) / PWALLPAPERTARGET->m_vSize.y;
origin.x = (DIMENSIONS.x - PWALLPAPERTARGET->m_vSize.x * scale) / 2.0 / scale;
} else {
scale = (DIMENSIONS.x) / PWALLPAPERTARGET->m_vSize.x;
origin.y = (DIMENSIONS.y - PWALLPAPERTARGET->m_vSize.y * scale) / 2.0 / scale;
}
scale = DIMENSIONS.y / PWALLPAPERTARGET->m_vSize.y;
origin.x = -(PWALLPAPERTARGET->m_vSize.x * scale - DIMENSIONS.x) / 2.0 / scale;
}
Debug::log(LOG, "Image data for %s: %s at [%.2f, %.2f], scale: %.2f (original image size: [%i, %i])", pMonitor->name.c_str(), PWALLPAPERTARGET->m_szPath.c_str(), origin.x, origin.y, scale, (int)PWALLPAPERTARGET->m_vSize.x, (int)PWALLPAPERTARGET->m_vSize.y);