mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2025-07-21 05:09:34 -06:00
Remove all trailing whitespaces from our codebase.
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@ -39,25 +39,25 @@ StreamBuffer::~StreamBuffer()
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}
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/* Shared synchronisation code for ring buffers
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*
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*
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* The next three functions are to create/delete/use the OpenGL synchronisation.
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* ARB_sync (OpenGL 3.2) is used and required.
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*
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*
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* To reduce overhead, the complete buffer is splitted up into SYNC_POINTS chunks.
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* For each of this chunks, there is a fence which checks if this chunk is still in use.
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*
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*
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* As our API allows to alloc more memory then it has to use, we have to catch how much is already written.
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*
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*
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* m_iterator - writing position
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* m_free_iterator - last position checked if free
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* m_used_iterator - last position known to be written
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*
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*
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* So on alloc, we have to wait for all slots between m_free_iterator and m_iterator (and set m_free_iterator to m_iterator afterwards).
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*
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*
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* We also assume that this buffer is accessed by the gpu between the Unmap and Map function,
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* so we may create the fences on the start of mapping.
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* Some here, new fences for the chunks between m_used_iterator and m_iterator (also update m_used_iterator).
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*
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*
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* As ring buffers have an ugly behavoir on rollover, have fun to read this code ;)
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*/
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@ -133,7 +133,7 @@ void StreamBuffer::Align(u32 stride)
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* Described here: https://www.opengl.org/wiki/Buffer_Object_Streaming#Unsynchronized_buffer_mapping
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* Just do unsync appends until the buffer is full.
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* When it's full, orphan (alloc a new buffer and free the old one)
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*
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*
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* As reallocation is an overhead, this method isn't as fast as it is known to be.
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*/
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class MapAndOrphan : public StreamBuffer
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@ -203,14 +203,14 @@ public:
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/* Streaming fifo without mapping ovearhead.
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* This one usually requires ARB_buffer_storage (OpenGL 4.4).
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* And is usually not available on OpenGL3 gpus.
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*
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*
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* ARB_buffer_storage allows us to render from a mapped buffer.
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* So we map it persistently in the initialization.
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*
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*
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* Unsync mapping sounds like an easy task, but it isn't for threaded drivers.
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* So every mapping on current close-source driver _will_ end in
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* at least a round trip time between two threads.
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*
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*
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* As persistently mapped buffer can't use orphaning, we also have to sync.
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*/
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class BufferStorage : public StreamBuffer
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@ -224,9 +224,9 @@ public:
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// COHERENT_BIT is set so we don't have to use a MemoryBarrier on write
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// CLIENT_STORAGE_BIT is set since we access the buffer more frequently on the client side then server side
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glBufferStorage(m_buffertype, m_size, nullptr,
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GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_CLIENT_STORAGE_BIT);
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GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_CLIENT_STORAGE_BIT);
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m_pointer = (u8*)glMapBufferRange(m_buffertype, 0, m_size,
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GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
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GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
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}
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~BufferStorage() {
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@ -251,7 +251,7 @@ public:
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/* --- AMD only ---
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* Another streaming fifo without mapping overhead.
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* As we can't orphan without mapping, we have to sync.
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*
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*
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* This one uses AMD_pinned_memory which is available on all AMD gpus.
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* OpenGL 4.4 drivers should use BufferStorage.
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*/
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