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#pragma once
/*
Implementations for:
- wl_compositor
- wl_surface
- wl_region
- wl_callback
*/
#include <memory>
#include <vector>
#include <cstdint>
#include "../WaylandProtocol.hpp"
#include "wayland.hpp"
#include "../../helpers/signal/Signal.hpp"
#include "../../helpers/math/Math.hpp"
#include "../types/Buffer.hpp"
#include "../types/SurfaceRole.hpp"
class CWLOutputResource;
class CMonitor;
class CWLSurface;
class CWLSurfaceResource;
class CWLSubsurfaceResource;
class CViewportResource;
class CDRMSyncobjSurfaceResource;
class CWLCallbackResource {
public:
CWLCallbackResource(SP<CWlCallback> resource_);
bool good();
void send(timespec* now);
private:
SP<CWlCallback> resource;
};
class CWLRegionResource {
public:
CWLRegionResource(SP<CWlRegion> resource_);
static SP<CWLRegionResource> fromResource(wl_resource* res);
bool good();
CRegion region;
WP<CWLRegionResource> self;
private:
SP<CWlRegion> resource;
};
class CWLSurfaceResource {
public:
CWLSurfaceResource(SP<CWlSurface> resource_);
~CWLSurfaceResource();
static SP<CWLSurfaceResource> fromResource(wl_resource* res);
bool good();
wl_client* client();
void enter(PHLMONITOR monitor);
void leave(PHLMONITOR monitor);
void sendPreferredTransform(wl_output_transform t);
void sendPreferredScale(int32_t scale);
void frame(timespec* now);
uint32_t id();
void map();
void unmap();
void error(int code, const std::string& str);
SP<CWlSurface> getResource();
CBox extends();
void resetRole();
Vector2D sourceSize();
struct {
CSignal precommit; // before commit
CSignal roleCommit; // commit for role objects, before regular commit
CSignal commit; // after commit
CSignal map;
CSignal unmap;
CSignal newSubsurface;
CSignal destroy;
} events;
struct SState {
CRegion opaque, input = CBox{{}, {INT32_MAX, INT32_MAX}}, damage, bufferDamage = CBox{{}, {INT32_MAX, INT32_MAX}} /* initial damage */;
wl_output_transform transform = WL_OUTPUT_TRANSFORM_NORMAL;
int scale = 1;
SP<CHLBufferReference> buffer; // buffer ref will be released once the buffer is no longer locked. For checking if a buffer is attached to this state, check texture.
SP<CTexture> texture;
Vector2D offset;
Vector2D size, bufferSize;
struct {
bool hasDestination = false;
bool hasSource = false;
Vector2D destination;
CBox source;
} viewport;
bool rejected = false;
bool newBuffer = false;
//
void reset() {
damage.clear();
bufferDamage.clear();
transform = WL_OUTPUT_TRANSFORM_NORMAL;
scale = 1;
offset = {};
size = {};
}
} current, pending;
std::vector<SP<CWLCallbackResource>> callbacks;
WP<CWLSurfaceResource> self;
WP<CWLSurface> hlSurface;
std::vector<PHLMONITORREF> enteredOutputs;
bool mapped = false;
std::vector<WP<CWLSubsurfaceResource>> subsurfaces;
SP<ISurfaceRole> role;
WP<CViewportResource> viewportResource;
WP<CDRMSyncobjSurfaceResource> syncobj; // may not be present
void breadthfirst(std::function<void(SP<CWLSurfaceResource>, const Vector2D&, void*)> fn, void* data);
CRegion accumulateCurrentBufferDamage();
void presentFeedback(timespec* when, PHLMONITOR pMonitor);
void lockPendingState();
void unlockPendingState();
// returns a pair: found surface (null if not found) and surface local coords.
// localCoords param is relative to 0,0 of this surface
std::pair<SP<CWLSurfaceResource>, Vector2D> at(const Vector2D& localCoords, bool allowsInput = false);
private:
SP<CWlSurface> resource;
wl_client* pClient = nullptr;
// this is for cursor dumb copy. Due to our (and wayland's...) architecture,
// this stupid-ass hack is used
WP<IHLBuffer> lastBuffer;
int stateLocks = 0;
void destroy();
void releaseBuffers(bool onlyCurrent = true);
void dropPendingBuffer();
void dropCurrentBuffer();
void commitPendingState();
void bfHelper(std::vector<SP<CWLSurfaceResource>> const& nodes, std::function<void(SP<CWLSurfaceResource>, const Vector2D&, void*)> fn, void* data);
void updateCursorShm();
friend class CWLPointerResource;
};
class CWLCompositorResource {
public:
CWLCompositorResource(SP<CWlCompositor> resource_);
bool good();
private:
SP<CWlCompositor> resource;
};
class CWLCompositorProtocol : public IWaylandProtocol {
public:
CWLCompositorProtocol(const wl_interface* iface, const int& ver, const std::string& name);
virtual void bindManager(wl_client* client, void* data, uint32_t ver, uint32_t id);
void forEachSurface(std::function<void(SP<CWLSurfaceResource>)> fn);
struct {
CSignal newSurface; // SP<CWLSurfaceResource>
} events;
private:
void destroyResource(CWLCompositorResource* resource);
void destroyResource(CWLSurfaceResource* resource);
void destroyResource(CWLRegionResource* resource);
//
std::vector<SP<CWLCompositorResource>> m_vManagers;
std::vector<SP<CWLSurfaceResource>> m_vSurfaces;
std::vector<SP<CWLRegionResource>> m_vRegions;
friend class CWLSurfaceResource;
friend class CWLCompositorResource;
friend class CWLRegionResource;
friend class CWLCallbackResource;
};
namespace PROTO {
inline UP<CWLCompositorProtocol> compositor;
};
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