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renderer: Tearing implementation (#3441)

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This commit is contained in:
Vaxry
2023-09-28 21:48:33 +01:00
committed by GitHub
parent 1e513e25d5
commit 88b63a00b6
19 changed files with 231 additions and 61 deletions
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137
src/render/Renderer.cpp
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@@ -3,6 +3,13 @@
#include "linux-dmabuf-unstable-v1-protocol.h"
#include "../helpers/Region.hpp"
CHyprRenderer::CHyprRenderer() {
const auto ENV = getenv("WLR_DRM_NO_ATOMIC");
if (ENV && std::string(ENV) == "1")
m_bTearingEnvSatisfied = true;
}
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;
@@ -702,51 +709,12 @@ bool CHyprRenderer::attemptDirectScanout(CMonitor* pMonitor) {
if (!wlr_output_is_direct_scanout_allowed(pMonitor->output))
return false;
const auto PWORKSPACE = g_pCompositor->getWorkspaceByID(pMonitor->activeWorkspace);
if (!PWORKSPACE || !PWORKSPACE->m_bHasFullscreenWindow || g_pInputManager->m_sDrag.drag || g_pCompositor->m_sSeat.exclusiveClient || pMonitor->specialWorkspaceID)
return false;
const auto PCANDIDATE = g_pCompositor->getFullscreenWindowOnWorkspace(PWORKSPACE->m_iID);
const auto PCANDIDATE = pMonitor->solitaryClient;
if (!PCANDIDATE)
return false; // ????
if (PCANDIDATE->m_fAlpha.fl() != 1.f || PCANDIDATE->m_fActiveInactiveAlpha.fl() != 1.f || PWORKSPACE->m_fAlpha.fl() != 1.f)
return false;
if (PCANDIDATE->m_vRealSize.vec() != pMonitor->vecSize || PCANDIDATE->m_vRealPosition.vec() != pMonitor->vecPosition || PCANDIDATE->m_vRealPosition.isBeingAnimated() ||
PCANDIDATE->m_vRealSize.isBeingAnimated())
return false;
if (!pMonitor->m_aLayerSurfaceLayers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY].empty())
return false;
for (auto& topls : pMonitor->m_aLayerSurfaceLayers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]) {
if (topls->alpha.fl() != 0.f)
return false;
}
// check if it did not open any subsurfaces or shit
int surfaceCount = 0;
if (PCANDIDATE->m_bIsX11) {
surfaceCount = 1;
// check opaque
if (PCANDIDATE->m_uSurface.xwayland->has_alpha)
return false;
} else {
wlr_xdg_surface_for_each_surface(PCANDIDATE->m_uSurface.xdg, countSubsurfacesIter, &surfaceCount);
wlr_xdg_surface_for_each_popup_surface(PCANDIDATE->m_uSurface.xdg, countSubsurfacesIter, &surfaceCount);
if (!PCANDIDATE->m_uSurface.xdg->surface->opaque)
return false;
}
if (surfaceCount != 1)
return false;
const auto PSURFACE = PCANDIDATE->m_pWLSurface.wlr();
const auto PSURFACE = g_pXWaylandManager->getWindowSurface(PCANDIDATE);
if (!PSURFACE || PSURFACE->current.scale != pMonitor->output->scale || PSURFACE->current.transform != pMonitor->output->transform)
return false;
@@ -754,9 +722,8 @@ bool CHyprRenderer::attemptDirectScanout(CMonitor* pMonitor) {
// finally, we should be GTG.
wlr_output_attach_buffer(pMonitor->output, &PSURFACE->buffer->base);
if (!wlr_output_test(pMonitor->output)) {
if (!wlr_output_test(pMonitor->output))
return false;
}
timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
@@ -790,6 +757,7 @@ void CHyprRenderer::renderMonitor(CMonitor* pMonitor) {
static auto* const PRENDERTEX = &g_pConfigManager->getConfigValuePtr("misc:disable_hyprland_logo")->intValue;
static auto* const PBACKGROUNDCOLOR = &g_pConfigManager->getConfigValuePtr("misc:background_color")->intValue;
static auto* const PANIMENABLED = &g_pConfigManager->getConfigValuePtr("animations:enabled")->intValue;
static auto* const PTEARINGENABLED = &g_pConfigManager->getConfigValuePtr("general:allow_tearing")->intValue;
static int damageBlinkCleanup = 0; // because double-buffered
@@ -876,8 +844,38 @@ void CHyprRenderer::renderMonitor(CMonitor* pMonitor) {
}
}
// Direct scanout first
if (!*PNODIRECTSCANOUT) {
// tearing and DS first
bool shouldTear = false;
bool canTear = *PTEARINGENABLED && g_pHyprOpenGL->m_RenderData.mouseZoomFactor == 1.0;
recheckSolitaryForMonitor(pMonitor);
if (pMonitor->nextRenderTorn) {
pMonitor->nextRenderTorn = false;
if (!*PTEARINGENABLED) {
Debug::log(WARN, "Tearing commit requested but the master switch general:allow_tearing is off, ignoring");
return;
}
if (g_pHyprOpenGL->m_RenderData.mouseZoomFactor != 1.0) {
Debug::log(WARN, "Tearing commit requested but scale factor is not 1, ignoring");
return;
}
if (!pMonitor->canTear) {
Debug::log(WARN, "Tearing commit requested but monitor doesn't support it, ignoring");
return;
}
if (pMonitor->solitaryClient)
shouldTear = true;
} else {
// if this is a non-tearing commit, and we are in a state where we should tear
// then this is a vblank commit that we should ignore
if (canTear && pMonitor->solitaryClient && pMonitor->canTear && pMonitor->solitaryClient->canBeTorn() && pMonitor->renderingFromVblankEvent)
return;
}
if (!*PNODIRECTSCANOUT && !shouldTear) {
if (attemptDirectScanout(pMonitor)) {
return;
} else if (m_pLastScanout) {
@@ -1061,6 +1059,8 @@ void CHyprRenderer::renderMonitor(CMonitor* pMonitor) {
EMIT_HOOK_EVENT("render", RENDER_POST);
pMonitor->output->pending.tearing_page_flip = shouldTear;
if (!wlr_output_commit(pMonitor->output)) {
if (UNLOCK_SC)
wlr_output_lock_software_cursors(pMonitor->output, false);
@@ -1068,6 +1068,9 @@ void CHyprRenderer::renderMonitor(CMonitor* pMonitor) {
return;
}
if (shouldTear)
pMonitor->ignoreNextFlipEvent = true;
wlr_damage_ring_rotate(&pMonitor->damage);
if (UNLOCK_SC)
@@ -1986,3 +1989,47 @@ bool CHyprRenderer::canSkipBackBufferClear(CMonitor* pMonitor) {
return false;
}
void CHyprRenderer::recheckSolitaryForMonitor(CMonitor* pMonitor) {
pMonitor->solitaryClient = nullptr; // reset it, if we find one it will be set.
const auto PWORKSPACE = g_pCompositor->getWorkspaceByID(pMonitor->activeWorkspace);
if (!PWORKSPACE || !PWORKSPACE->m_bHasFullscreenWindow || g_pInputManager->m_sDrag.drag || g_pCompositor->m_sSeat.exclusiveClient || pMonitor->specialWorkspaceID)
return;
const auto PCANDIDATE = g_pCompositor->getFullscreenWindowOnWorkspace(PWORKSPACE->m_iID);
if (!PCANDIDATE)
return; // ????
if (!PCANDIDATE->opaque())
return;
if (PCANDIDATE->m_vRealSize.vec() != pMonitor->vecSize || PCANDIDATE->m_vRealPosition.vec() != pMonitor->vecPosition || PCANDIDATE->m_vRealPosition.isBeingAnimated() ||
PCANDIDATE->m_vRealSize.isBeingAnimated())
return;
if (!pMonitor->m_aLayerSurfaceLayers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY].empty())
return;
for (auto& topls : pMonitor->m_aLayerSurfaceLayers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]) {
if (topls->alpha.fl() != 0.f)
return;
}
// check if it did not open any subsurfaces or shit
int surfaceCount = 0;
if (PCANDIDATE->m_bIsX11) {
surfaceCount = 1;
} else {
wlr_xdg_surface_for_each_surface(PCANDIDATE->m_uSurface.xdg, countSubsurfacesIter, &surfaceCount);
wlr_xdg_surface_for_each_popup_surface(PCANDIDATE->m_uSurface.xdg, countSubsurfacesIter, &surfaceCount);
}
if (surfaceCount != 1)
Debug::log(LOG, "fuf: >1 surf");
// found one!
pMonitor->solitaryClient = PCANDIDATE;
}