From d0082de82a094c98a5ef8907583415daef91604a Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Tue, 16 Apr 2019 15:45:24 -0400 Subject: Implement IsBlockContinous This detects when a GPU Memory Block is not continous within host cpu memory. --- src/video_core/memory_manager.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'src/video_core/memory_manager.h') diff --git a/src/video_core/memory_manager.h b/src/video_core/memory_manager.h index 017b051cf..e4f0c4bd6 100644 --- a/src/video_core/memory_manager.h +++ b/src/video_core/memory_manager.h @@ -65,7 +65,10 @@ public: u8* GetPointer(GPUVAddr addr); const u8* GetPointer(GPUVAddr addr) const; - /* + // Returns true if the block is continous in host memory, false otherwise + bool IsBlockContinous(const GPUVAddr start, const std::size_t size); + + /** * ReadBlock and WriteBlock are full read and write operations over virtual * GPU Memory. It's important to use these when GPU memory may not be continous * in the Host Memory counterpart. Note: This functions cause Host GPU Memory @@ -75,7 +78,7 @@ public: void WriteBlock(GPUVAddr dest_addr, const void* src_buffer, const std::size_t size); void CopyBlock(GPUVAddr dest_addr, GPUVAddr src_addr, const std::size_t size); - /* + /** * ReadBlockUnsafe and WriteBlockUnsafe are special versions of ReadBlock and * WriteBlock respectively. In this versions, no flushing or invalidation is actually * done and their performance is similar to a memcpy. This functions can be used -- cgit v1.2.3