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renderer: use nearest_neighbor for misaligned fractional-scale surfaces

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ref #4225
This commit is contained in:
Vaxry 2023-12-31 13:11:20 +01:00
parent 94d6b2d2c1
commit b5b025a1ed
1 changed files with 16 additions and 6 deletions
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14
src/render/Renderer.cpp
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@ -55,6 +55,7 @@ static void renderSurface(struct wlr_surface* surface, int x, int y, void* data)
const auto TEXTURE = wlr_surface_get_texture(surface);
const auto RDATA = (SRenderData*)data;
const auto INTERACTIVERESIZEINPROGRESS = RDATA->pWindow && g_pInputManager->currentlyDraggedWindow == RDATA->pWindow && g_pInputManager->dragMode == MBIND_RESIZE;
if (!TEXTURE)
return;
@ -74,7 +75,6 @@ static void renderSurface(struct wlr_surface* surface, int x, int y, void* data)
if (PSURFACE && !PSURFACE->m_bFillIgnoreSmall && PSURFACE->small() /* guarantees m_pOwner */) {
const auto CORRECT = PSURFACE->correctSmallVec();
const auto SIZE = PSURFACE->getViewporterCorrectedSize();
const auto INTERACTIVERESIZEINPROGRESS = g_pInputManager->currentlyDraggedWindow == PSURFACE->m_pOwner && g_pInputManager->dragMode == MBIND_RESIZE;
if (!INTERACTIVERESIZEINPROGRESS) {
windowBox.x += CORRECT.x;
@ -112,6 +112,15 @@ static void renderSurface(struct wlr_surface* surface, int x, int y, void* data)
windowBox.scale(RDATA->pMonitor->scale);
windowBox.round();
// check for fractional scale surfaces misaligning the buffer size
// in those cases it's better to just force nearest neighbor
// as long as the window is not animated. During those it'd look weird
const auto NEARESTNEIGHBORSET = g_pHyprOpenGL->m_RenderData.useNearestNeighbor;
if (std::floor(RDATA->pMonitor->scale) != RDATA->pMonitor->scale /* Fractional */ && surface->current.scale == 1 /* fs protocol */ &&
windowBox.size() != Vector2D{surface->current.buffer_width, surface->current.buffer_height} /* misaligned */ &&
(!RDATA->pWindow || (!RDATA->pWindow->m_vRealSize.isBeingAnimated() && !INTERACTIVERESIZEINPROGRESS)) /* not window or not animated/resizing */)
g_pHyprOpenGL->m_RenderData.useNearestNeighbor = true;
float rounding = RDATA->rounding;
rounding -= 1; // to fix a border issue
@ -157,9 +166,10 @@ static void renderSurface(struct wlr_surface* surface, int x, int y, void* data)
g_pHyprOpenGL->blend(true);
// reset the UV, we might've set it above
// reset props
g_pHyprOpenGL->m_RenderData.primarySurfaceUVTopLeft = Vector2D(-1, -1);
g_pHyprOpenGL->m_RenderData.primarySurfaceUVBottomRight = Vector2D(-1, -1);
g_pHyprOpenGL->m_RenderData.useNearestNeighbor = NEARESTNEIGHBORSET;
}
bool CHyprRenderer::shouldRenderWindow(CWindow* pWindow, CMonitor* pMonitor, CWorkspace* pWorkspace) {