update external headers
This commit is contained in:
@@ -27,6 +27,8 @@
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namespace filament::backend {
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class CallbackHandler;
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/**
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* A CPU memory-buffer descriptor, typically used to transfer data from the CPU to the GPU.
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*
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@@ -53,8 +55,8 @@ public:
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//! calls the callback to advertise BufferDescriptor no-longer owns the buffer
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~BufferDescriptor() noexcept {
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if (callback) {
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callback(buffer, size, user);
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if (mCallback) {
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mCallback(buffer, size, mUser);
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}
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}
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@@ -62,19 +64,21 @@ public:
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BufferDescriptor& operator=(const BufferDescriptor& rhs) = delete;
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BufferDescriptor(BufferDescriptor&& rhs) noexcept
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: buffer(rhs.buffer), size(rhs.size), callback(rhs.callback), user(rhs.user) {
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: buffer(rhs.buffer), size(rhs.size),
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mCallback(rhs.mCallback), mUser(rhs.mUser), mHandler(rhs.mHandler) {
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rhs.buffer = nullptr;
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rhs.callback = nullptr;
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rhs.mCallback = nullptr;
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}
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BufferDescriptor& operator=(BufferDescriptor&& rhs) noexcept {
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if (this != &rhs) {
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buffer = rhs.buffer;
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size = rhs.size;
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callback = rhs.callback;
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user = rhs.user;
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mCallback = rhs.mCallback;
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mUser = rhs.mUser;
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mHandler = rhs.mHandler;
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rhs.buffer = nullptr;
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rhs.callback = nullptr;
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rhs.mCallback = nullptr;
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}
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return *this;
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}
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@@ -88,7 +92,20 @@ public:
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*/
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BufferDescriptor(void const* buffer, size_t size,
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Callback callback = nullptr, void* user = nullptr) noexcept
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: buffer(const_cast<void*>(buffer)), size(size), callback(callback), user(user) {
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: buffer(const_cast<void*>(buffer)), size(size), mCallback(callback), mUser(user) {
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}
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/**
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* Creates a BufferDescriptor that references a CPU memory-buffer
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* @param buffer Memory address of the CPU buffer to reference
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* @param size Size of the CPU buffer in bytes
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* @param callback A callback used to release the CPU buffer from this BufferDescriptor
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* @param user An opaque user pointer passed to the callback function when it's called
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*/
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BufferDescriptor(void const* buffer, size_t size,
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CallbackHandler* handler, Callback callback, void* user = nullptr) noexcept
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: buffer(const_cast<void*>(buffer)), size(size),
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mCallback(callback), mUser(user), mHandler(handler) {
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}
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// --------------------------------------------------------------------------------------------
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@@ -100,14 +117,15 @@ public:
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*
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* @param buffer Memory address of the CPU buffer to reference
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* @param size Size of the CPU buffer in bytes
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* @param handler Handler to use to dispatch the callback, or nullptr for the default handler
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* @return a new BufferDescriptor
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*/
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template<typename T, void(T::*method)(void const* buffer, size_t size)>
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template<typename T, void(T::*method)(void const*, size_t)>
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static BufferDescriptor make(
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void const* buffer, size_t size, T* data) noexcept {
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void const* buffer, size_t size, T* data, CallbackHandler* handler = nullptr) noexcept {
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return {
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buffer, size,
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[](void* b, size_t s, void* u) {
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handler, [](void* b, size_t s, void* u) {
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(*static_cast<T**>(u)->*method)(b, s);
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}, data
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};
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@@ -123,14 +141,15 @@ public:
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* @param buffer Memory address of the CPU buffer to reference
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* @param size Size of the CPU buffer in bytes
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* @param functor functor of type f(void const* buffer, size_t size)
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* @param handler Handler to use to dispatch the callback, or nullptr for the default handler
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* @return a new BufferDescriptor
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*/
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template<typename T>
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static BufferDescriptor make(
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void const* buffer, size_t size, T&& functor) noexcept {
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void const* buffer, size_t size, T&& functor, CallbackHandler* handler = nullptr) noexcept {
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return {
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buffer, size,
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[](void* b, size_t s, void* u) {
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handler, [](void* b, size_t s, void* u) {
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T& that = *static_cast<T*>(u);
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that(b, s);
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delete &that;
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@@ -147,21 +166,39 @@ public:
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* @param user An opaque user pointer passed to the callbeck function when it's called
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*/
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void setCallback(Callback callback, void* user = nullptr) noexcept {
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this->callback = callback;
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this->user = user;
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this->mCallback = callback;
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this->mUser = user;
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this->mHandler = nullptr;
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}
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/**
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* Set or replace the release callback function
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* @param handler The Handler to use to dispatch the callback
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* @param callback The new callback function
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* @param user An opaque user pointer passed to the callbeck function when it's called
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*/
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void setCallback(CallbackHandler* handler, Callback callback, void* user = nullptr) noexcept {
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mCallback = callback;
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mUser = user;
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mHandler = handler;
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}
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//! Returns whether a release callback is set
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bool hasCallback() const noexcept { return callback != nullptr; }
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bool hasCallback() const noexcept { return mCallback != nullptr; }
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//! Returns the currently set release callback function
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Callback getCallback() const noexcept {
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return callback;
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return mCallback;
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}
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//! Returns the handler for this callback or nullptr if the default handler is to be used.
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CallbackHandler* getHandler() const noexcept {
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return mHandler;
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}
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//! Returns the user opaque pointer associated to this BufferDescriptor
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void* getUser() const noexcept {
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return user;
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return mUser;
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}
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//! CPU mempry-buffer virtual address
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@@ -172,8 +209,9 @@ public:
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private:
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// callback when the buffer is consumed.
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Callback callback = nullptr;
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void* user = nullptr;
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Callback mCallback = nullptr;
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void* mUser = nullptr;
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CallbackHandler* mHandler = nullptr;
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};
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} // namespace filament::backend
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74
ios/include/backend/CallbackHandler.h
Normal file
74
ios/include/backend/CallbackHandler.h
Normal file
@@ -0,0 +1,74 @@
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/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef TNT_FILAMENT_BACKEND_CALLBACKHANDLER_H
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#define TNT_FILAMENT_BACKEND_CALLBACKHANDLER_H
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#include <utils/compiler.h>
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namespace filament::backend {
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/**
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* A generic interface to dispatch callbacks.
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*
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* All APIs that take a callback as argument also take a
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* CallbackHandler* which is used to dispatch the
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* callback: CallbackHandler::post() method is called from a service thread as soon
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* as possible (this will NEVER be the main thread), CallbackHandler::post()
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* is responsible for scheduling the callback onto the thread the
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* user desires.
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*
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* This is intended to make callbacks interoperate with
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* the platform/OS's own messaging system.
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*
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* CallbackHandler* can always be nullptr in which case the default handler is used. The
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* default handler always dispatches callbacks on filament's main thread opportunistically.
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*
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* Life time:
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* ---------
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*
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* Filament make no attempts to manage the life time of the CallbackHandler* and never takes
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* ownership.
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* In particular, this means that the CallbackHandler instance must stay valid until all
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* pending callbacks are been dispatched.
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*
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* Similarly, when shutting down filament, care must be taken to ensure that all pending callbacks
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* that might access filament's state have been dispatched. Filament can no longer ensure this
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* because callback execution is the responsibility of the CallbackHandler, which is external to
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* filament.
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* Typically, the concrete CallbackHandler would have a mechanism to drain and/or wait for all
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* callbacks to be processed.
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*
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*/
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class CallbackHandler {
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public:
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using Callback = void(*)(void* user);
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/**
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* Schedules the callback to be called onto the appropriate thread.
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* Typically this will be the application's main thead.
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*
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* Must be thread-safe.
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*/
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virtual void post(void* user, Callback callback) = 0;
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protected:
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virtual ~CallbackHandler();
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};
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} // namespace filament::backend
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#endif // TNT_FILAMENT_BACKEND_CALLBACKHANDLER_H
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@@ -193,10 +193,12 @@ static constexpr size_t SHADER_MODEL_COUNT = 3;
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*/
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enum class PrimitiveType : uint8_t {
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// don't change the enums values (made to match GL)
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POINTS = 0, //!< points
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LINES = 1, //!< lines
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TRIANGLES = 4, //!< triangles
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NONE = 0xFF
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POINTS = 0, //!< points
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LINES = 1, //!< lines
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LINE_STRIP = 3, //!< line strip
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TRIANGLES = 4, //!< triangles
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TRIANGLE_STRIP = 5, //!< triangle strip
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NONE = 0xFF
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};
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/**
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@@ -220,7 +222,8 @@ enum class UniformType : uint8_t {
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UINT3,
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UINT4,
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MAT3, //!< a 3x3 float matrix
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MAT4 //!< a 4x4 float matrix
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MAT4, //!< a 4x4 float matrix
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STRUCT
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};
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enum class Precision : uint8_t {
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@@ -806,10 +809,10 @@ using AttributeArray = std::array<Attribute, MAX_VERTEX_ATTRIBUTE_COUNT>;
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//! Raster state descriptor
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struct RasterState {
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using CullingMode = CullingMode;
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using DepthFunc = SamplerCompareFunc;
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using BlendEquation = BlendEquation;
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using BlendFunction = BlendFunction;
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using CullingMode = backend::CullingMode;
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using DepthFunc = backend::SamplerCompareFunc;
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using BlendEquation = backend::BlendEquation;
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using BlendFunction = backend::BlendFunction;
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RasterState() noexcept { // NOLINT
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static_assert(sizeof(RasterState) == sizeof(uint32_t),
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@@ -21,6 +21,8 @@
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#include <utils/Log.h>
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#include <utils/debug.h>
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#include <limits>
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namespace filament {
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namespace backend {
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@@ -28,8 +28,7 @@
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#include <stddef.h>
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#include <stdint.h>
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namespace filament {
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namespace backend {
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namespace filament::backend {
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/**
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* A descriptor to an image in main memory, typically used to transfer image data from the CPU
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@@ -58,9 +57,19 @@ public:
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* @param left Left coordinate in pixels
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* @param top Top coordinate in pixels
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* @param stride Stride of a row in pixels
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* @param handler Handler to dispatch the callback or nullptr for the default handler
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* @param callback A callback used to release the CPU buffer
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* @param user An opaque user pointer passed to the callback function when it's called
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*/
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PixelBufferDescriptor(void const* buffer, size_t size,
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PixelDataFormat format, PixelDataType type, uint8_t alignment,
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uint32_t left, uint32_t top, uint32_t stride,
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CallbackHandler* handler, Callback callback, void* user = nullptr) noexcept
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: BufferDescriptor(buffer, size, handler, callback, user),
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left(left), top(top), stride(stride),
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format(format), type(type), alignment(alignment) {
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}
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PixelBufferDescriptor(void const* buffer, size_t size,
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PixelDataFormat format, PixelDataType type, uint8_t alignment = 1,
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uint32_t left = 0, uint32_t top = 0, uint32_t stride = 0,
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@@ -77,9 +86,17 @@ public:
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* @param size Size in bytes of the buffer containing the image
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* @param format Format of the image pixels
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* @param type Type of the image pixels
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* @param handler Handler to dispatch the callback or nullptr for the default handler
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* @param callback A callback used to release the CPU buffer
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* @param user An opaque user pointer passed to the callback function when it's called
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*/
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PixelBufferDescriptor(void const* buffer, size_t size,
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PixelDataFormat format, PixelDataType type,
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CallbackHandler* handler, Callback callback, void* user = nullptr) noexcept
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: BufferDescriptor(buffer, size, handler, callback, user),
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stride(0), format(format), type(type), alignment(1) {
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}
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PixelBufferDescriptor(void const* buffer, size_t size,
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PixelDataFormat format, PixelDataType type,
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Callback callback, void* user = nullptr) noexcept
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@@ -87,6 +104,7 @@ public:
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stride(0), format(format), type(type), alignment(1) {
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}
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/**
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* Creates a new PixelBufferDescriptor referencing a compressed image in main memory
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*
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@@ -94,9 +112,18 @@ public:
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* @param size Size in bytes of the buffer containing the image
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* @param format Compressed format of the image
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* @param imageSize Compressed size of the image
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* @param handler Handler to dispatch the callback or nullptr for the default handler
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* @param callback A callback used to release the CPU buffer
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* @param user An opaque user pointer passed to the callback function when it's called
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*/
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PixelBufferDescriptor(void const* buffer, size_t size,
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backend::CompressedPixelDataType format, uint32_t imageSize,
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CallbackHandler* handler, Callback callback, void* user = nullptr) noexcept
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: BufferDescriptor(buffer, size, handler, callback, user),
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imageSize(imageSize), compressedFormat(format), type(PixelDataType::COMPRESSED),
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alignment(1) {
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}
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PixelBufferDescriptor(void const* buffer, size_t size,
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backend::CompressedPixelDataType format, uint32_t imageSize,
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Callback callback, void* user = nullptr) noexcept
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@@ -107,26 +134,29 @@ public:
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// --------------------------------------------------------------------------------------------
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template<typename T, void(T::*method)(void const* buffer, size_t size)>
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template<typename T, void(T::*method)(void const*, size_t)>
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static PixelBufferDescriptor make(void const* buffer, size_t size,
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PixelDataFormat format, PixelDataType type, uint8_t alignment,
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uint32_t left, uint32_t top, uint32_t stride, T* data) noexcept {
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uint32_t left, uint32_t top, uint32_t stride, T* data,
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CallbackHandler* handler = nullptr) noexcept {
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return { buffer, size, format, type, alignment, left, top, stride,
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[](void* b, size_t s, void* u) {
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handler, [](void* b, size_t s, void* u) {
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(*static_cast<T**>(u)->*method)(b, s); }, data };
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}
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template<typename T, void(T::*method)(void const* buffer, size_t size)>
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template<typename T, void(T::*method)(void const*, size_t)>
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static PixelBufferDescriptor make(void const* buffer, size_t size,
|
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PixelDataFormat format, PixelDataType type, T* data) noexcept {
|
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return { buffer, size, format, type, [](void* b, size_t s, void* u) {
|
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PixelDataFormat format, PixelDataType type, T* data,
|
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CallbackHandler* handler = nullptr) noexcept {
|
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return { buffer, size, format, type, handler, [](void* b, size_t s, void* u) {
|
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(*static_cast<T**>(u)->*method)(b, s); }, data };
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}
|
||||
|
||||
template<typename T, void(T::*method)(void const* buffer, size_t size)>
|
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template<typename T, void(T::*method)(void const*, size_t)>
|
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static PixelBufferDescriptor make(void const* buffer, size_t size,
|
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backend::CompressedPixelDataType format, uint32_t imageSize, T* data) noexcept {
|
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return { buffer, size, format, imageSize, [](void* b, size_t s, void* u) {
|
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backend::CompressedPixelDataType format, uint32_t imageSize, T* data,
|
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CallbackHandler* handler = nullptr) noexcept {
|
||||
return { buffer, size, format, imageSize, handler, [](void* b, size_t s, void* u) {
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(*static_cast<T**>(u)->*method)(b, s); }, data
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};
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}
|
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@@ -134,9 +164,10 @@ public:
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template<typename T>
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static PixelBufferDescriptor make(void const* buffer, size_t size,
|
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PixelDataFormat format, PixelDataType type, uint8_t alignment,
|
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uint32_t left, uint32_t top, uint32_t stride, T&& functor) noexcept {
|
||||
uint32_t left, uint32_t top, uint32_t stride, T&& functor,
|
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CallbackHandler* handler = nullptr) noexcept {
|
||||
return { buffer, size, format, type, alignment, left, top, stride,
|
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[](void* b, size_t s, void* u) {
|
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handler, [](void* b, size_t s, void* u) {
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T& that = *static_cast<T*>(u);
|
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that(b, s);
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delete &that;
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@@ -146,9 +177,10 @@ public:
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|
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template<typename T>
|
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static PixelBufferDescriptor make(void const* buffer, size_t size,
|
||||
PixelDataFormat format, PixelDataType type, T&& functor) noexcept {
|
||||
PixelDataFormat format, PixelDataType type, T&& functor,
|
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CallbackHandler* handler = nullptr) noexcept {
|
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return { buffer, size, format, type,
|
||||
[](void* b, size_t s, void* u) {
|
||||
handler, [](void* b, size_t s, void* u) {
|
||||
T& that = *static_cast<T*>(u);
|
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that(b, s);
|
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delete &that;
|
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@@ -158,9 +190,10 @@ public:
|
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|
||||
template<typename T>
|
||||
static PixelBufferDescriptor make(void const* buffer, size_t size,
|
||||
backend::CompressedPixelDataType format, uint32_t imageSize, T&& functor) noexcept {
|
||||
backend::CompressedPixelDataType format, uint32_t imageSize, T&& functor,
|
||||
CallbackHandler* handler = nullptr) noexcept {
|
||||
return { buffer, size, format, imageSize,
|
||||
[](void* b, size_t s, void* u) {
|
||||
handler, [](void* b, size_t s, void* u) {
|
||||
T& that = *static_cast<T*>(u);
|
||||
that(b, s);
|
||||
delete &that;
|
||||
@@ -275,8 +308,7 @@ public:
|
||||
uint8_t alignment : 4;
|
||||
};
|
||||
|
||||
} // namespace backend
|
||||
} // namespace filament
|
||||
} // namespace backend::filament
|
||||
|
||||
#if !defined(NDEBUG)
|
||||
utils::io::ostream& operator<<(utils::io::ostream& out, const filament::backend::PixelBufferDescriptor& b);
|
||||
|
||||
Reference in New Issue
Block a user