screencopy: implement dmabuf

This commit is contained in:
vaxerski 2023-04-12 21:40:51 +01:00
parent 985764c8db
commit a22e1174ee
6 changed files with 65 additions and 9 deletions

View file

@ -100,6 +100,7 @@ namespace Events {
DYNLISTENFUNC(monitorStateRequest);
DYNLISTENFUNC(monitorDamage);
DYNLISTENFUNC(monitorNeedsFrame);
DYNLISTENFUNC(monitorCommit);
// XWayland
LISTENER(readyXWayland);

View file

@ -212,3 +212,11 @@ void Events::listener_monitorNeedsFrame(void* owner, void* data) {
g_pCompositor->scheduleFrameForMonitor(PMONITOR);
}
void Events::listener_monitorCommit(void* owner, void* data) {
const auto PMONITOR = (CMonitor*)owner;
const auto E = (wlr_output_event_commit*)data;
g_pProtocolManager->m_pScreencopyProtocolManager->onOutputCommit(PMONITOR, E);
}

View file

@ -22,11 +22,13 @@ void CMonitor::onConnect(bool noRule) {
hyprListener_monitorStateRequest.removeCallback();
hyprListener_monitorDamage.removeCallback();
hyprListener_monitorNeedsFrame.removeCallback();
hyprListener_monitorCommit.removeCallback();
hyprListener_monitorFrame.initCallback(&output->events.frame, &Events::listener_monitorFrame, this);
hyprListener_monitorDestroy.initCallback(&output->events.destroy, &Events::listener_monitorDestroy, this);
hyprListener_monitorStateRequest.initCallback(&output->events.request_state, &Events::listener_monitorStateRequest, this);
hyprListener_monitorDamage.initCallback(&output->events.damage, &Events::listener_monitorDamage, this);
hyprListener_monitorNeedsFrame.initCallback(&output->events.needs_frame, &Events::listener_monitorNeedsFrame, this);
hyprListener_monitorCommit.initCallback(&output->events.commit, &Events::listener_monitorCommit, this);
if (m_bEnabled) {
wlr_output_enable(output, 1);
@ -221,6 +223,7 @@ void CMonitor::onDisconnect() {
hyprListener_monitorFrame.removeCallback();
hyprListener_monitorDamage.removeCallback();
hyprListener_monitorNeedsFrame.removeCallback();
hyprListener_monitorCommit.removeCallback();
for (size_t i = 0; i < 4; ++i) {
for (auto& ls : m_aLayerSurfaceLayers[i]) {

View file

@ -67,6 +67,7 @@ class CMonitor {
DYNLISTENER(monitorStateRequest);
DYNLISTENER(monitorDamage);
DYNLISTENER(monitorNeedsFrame);
DYNLISTENER(monitorCommit);
// hack: a group = workspaces on a monitor.
// I don't really care lol :P

View file

@ -51,11 +51,20 @@ static void handleDestroy(wl_client* client, wl_resource* resource) {
}
static void handleCopyFrame(wl_client* client, wl_resource* resource, wl_resource* buffer) {
const auto PFRAME = frameFromResource(resource);
if (!PFRAME)
return;
g_pProtocolManager->m_pScreencopyProtocolManager->copyFrame(client, resource, buffer);
}
static void handleCopyWithDamage(wl_client* client, wl_resource* resource, wl_resource* buffer) {
const auto PFRAME = frameFromResource(resource);
const auto PFRAME = frameFromResource(resource);
if (!PFRAME)
return;
PFRAME->withDamage = true;
handleCopyFrame(client, resource, buffer);
}
@ -206,10 +215,9 @@ void CScreencopyProtocolManager::captureOutput(wl_client* client, wl_resource* r
zwlr_screencopy_frame_v1_send_buffer(PFRAME->resource, convert_drm_format_to_wl_shm(PFRAME->shmFormat), PFRAME->box.width, PFRAME->box.height, PFRAME->shmStride);
if (wl_resource_get_version(resource) >= 3) {
// todo
// if (PFRAME->dmabufFormat != DRM_FORMAT_INVALID) {
// zwlr_screencopy_frame_v1_send_linux_dmabuf(PFRAME->resource, PFRAME->dmabufFormat, PFRAME->box.width, PFRAME->box.height);
// }
if (PFRAME->dmabufFormat != DRM_FORMAT_INVALID) {
zwlr_screencopy_frame_v1_send_linux_dmabuf(PFRAME->resource, PFRAME->dmabufFormat, PFRAME->box.width, PFRAME->box.height);
}
zwlr_screencopy_frame_v1_send_buffer_done(PFRAME->resource);
}
@ -284,7 +292,17 @@ void CScreencopyProtocolManager::copyFrame(wl_client* client, wl_resource* resou
g_pCompositor->scheduleFrameForMonitor(PFRAME->pMonitor);
}
void CScreencopyProtocolManager::onOutputCommit(CMonitor* pMonitor, wlr_output_event_commit* e) {
m_pLastMonitorBackBuffer = e->buffer;
shareAllFrames(pMonitor, true);
m_pLastMonitorBackBuffer = nullptr;
}
void CScreencopyProtocolManager::onRenderEnd(CMonitor* pMonitor) {
shareAllFrames(pMonitor, false);
}
void CScreencopyProtocolManager::shareAllFrames(CMonitor* pMonitor, bool dmabuf) {
if (m_vFramesAwaitingWrite.empty())
return; // nothing to share
@ -297,7 +315,7 @@ void CScreencopyProtocolManager::onRenderEnd(CMonitor* pMonitor) {
continue;
}
if (f->pMonitor != pMonitor)
if (f->pMonitor != pMonitor || dmabuf != (f->bufferCap == WLR_BUFFER_CAP_DMABUF))
continue;
shareFrame(f);
@ -349,6 +367,7 @@ void CScreencopyProtocolManager::shareFrame(SScreencopyFrame* frame) {
uint32_t tvSecLo = now.tv_sec & 0xFFFFFFFF;
zwlr_screencopy_frame_v1_send_ready(frame->resource, tvSecHi, tvSecLo, now.tv_nsec);
}
void CScreencopyProtocolManager::sendFrameDamage(SScreencopyFrame* frame) {
if (!frame->withDamage)
return;
@ -408,7 +427,27 @@ bool CScreencopyProtocolManager::copyFrameShm(SScreencopyFrame* frame, timespec*
}
bool CScreencopyProtocolManager::copyFrameDmabuf(SScreencopyFrame* frame) {
// todo
Debug::log(ERR, "DMABUF copying not impl'd!");
return false;
wlr_texture* sourceTex = wlr_texture_from_buffer(g_pCompositor->m_sWLRRenderer, m_pLastMonitorBackBuffer);
if (!sourceTex)
return false;
float glMatrix[9];
wlr_matrix_identity(glMatrix);
wlr_matrix_scale(glMatrix, frame->pMonitor->vecPixelSize.x, frame->pMonitor->vecPixelSize.y);
wlr_matrix_translate(glMatrix, -frame->box.x, -frame->box.y);
if (!wlr_renderer_begin_with_buffer(g_pCompositor->m_sWLRRenderer, frame->buffer)) {
wlr_texture_destroy(sourceTex);
return false;
}
float color[] = {0, 0, 0, 0};
wlr_renderer_clear(g_pCompositor->m_sWLRRenderer, color);
wlr_render_texture_with_matrix(g_pCompositor->m_sWLRRenderer, sourceTex, glMatrix, 1.0f);
wlr_texture_destroy(sourceTex);
wlr_renderer_end(g_pCompositor->m_sWLRRenderer);
return true;
}

View file

@ -54,6 +54,7 @@ class CScreencopyProtocolManager {
void copyFrame(wl_client* client, wl_resource* resource, wl_resource* buffer);
void onRenderEnd(CMonitor* pMonitor);
void onOutputCommit(CMonitor* pMonitor, wlr_output_event_commit* e);
private:
wl_global* m_pGlobal = nullptr;
@ -64,6 +65,9 @@ class CScreencopyProtocolManager {
std::vector<SScreencopyFrame*> m_vFramesAwaitingWrite;
wlr_buffer* m_pLastMonitorBackBuffer = nullptr;
void shareAllFrames(CMonitor* pMonitor, bool dmabuf);
void shareFrame(SScreencopyFrame* frame);
void sendFrameDamage(SScreencopyFrame* frame);
bool copyFrameDmabuf(SScreencopyFrame* frame);