berkus
/
essence-os
mirror of https://gitlab.com/nakst/essence
1
0
Fork 0
Code Releases Activity

faster painting of partially opaque windows

This commit is contained in:
nakst 2022-01-21 09:32:59 +00:00
parent d464a1743c
commit 3ba01fa09d
1 changed files with 20 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
kernel/windows.cpp
View File

@ -1034,15 +1034,28 @@ void WindowManager::Redraw(EsPoint position, int width, int height, Window *exce
if (!ES_RECT_VALID(rectangle)) continue;
EsPoint point = ES_POINT(window->position.x + rectangle.l, window->position.y + rectangle.t);
Surface *surface = &window->surface;
if (window->opaqueBounds.l <= rectangle.l && window->opaqueBounds.r >= rectangle.r
&& window->opaqueBounds.t <= rectangle.t && window->opaqueBounds.b >= rectangle.b) {
graphics.frameBuffer.Copy(surface, point, rectangle, addToModifiedRegion);
} else {
EsRectangle blurRegion = Translate(EsRectangleIntersection(window->blurBounds, rectangle), window->position.x, window->position.y);
graphics.frameBuffer.BlendWindow(surface, point, rectangle, window->material, window->alpha, blurRegion);
EsRectangle transparentRegions[] = {
EsRectangleIntersection(rectangle, ES_RECT_4(0, window->opaqueBounds.l, 0, window->height)),
EsRectangleIntersection(rectangle, ES_RECT_4(window->opaqueBounds.r, window->width, 0, window->height)),
EsRectangleIntersection(rectangle, ES_RECT_4(window->opaqueBounds.l, window->opaqueBounds.r, 0, window->opaqueBounds.t)),
EsRectangleIntersection(rectangle, ES_RECT_4(window->opaqueBounds.l, window->opaqueBounds.r, window->opaqueBounds.b, window->height)),
};
EsRectangle opaqueRegion = EsRectangleIntersection(rectangle, window->opaqueBounds);
EsRectangle blurRegion = Translate(EsRectangleIntersection(window->blurBounds, rectangle), window->position.x, window->position.y);
for (uintptr_t i = 0; i < 4; i++) {
if (ES_RECT_VALID(transparentRegions[i])) {
EsPoint point = ES_POINT(window->position.x + transparentRegions[i].l, window->position.y + transparentRegions[i].t);
graphics.frameBuffer.BlendWindow(surface, point, transparentRegions[i], window->material, window->alpha, blurRegion);
}
}
if (ES_RECT_VALID(opaqueRegion)) {
EsPoint point = ES_POINT(window->position.x + opaqueRegion.l, window->position.y + opaqueRegion.t);
graphics.frameBuffer.Copy(surface, point, opaqueRegion, addToModifiedRegion);
}
}
}