From fd62bdf37745bbddd3fe2824d312c9da7c49a3ca Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sun, 16 Feb 2020 00:10:32 -0300
Subject: surface_base: Implement texture buffer flushes

Implement downloads to guest memory from texture buffers on the generic
cache and OpenGL.
---
 src/video_core/texture_cache/surface_base.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/video_core/texture_cache')

diff --git a/src/video_core/texture_cache/surface_base.cpp b/src/video_core/texture_cache/surface_base.cpp
index 84469b7ba..002df414f 100644
--- a/src/video_core/texture_cache/surface_base.cpp
+++ b/src/video_core/texture_cache/surface_base.cpp
@@ -277,6 +277,10 @@ void SurfaceBaseImpl::FlushBuffer(Tegra::MemoryManager& memory_manager,
             SwizzleFunc(MortonSwizzleMode::LinearToMorton, host_ptr, params,
                         staging_buffer.data() + host_offset, level);
         }
+    } else if (params.IsBuffer()) {
+        // Buffers don't have pitch or any fancy layout property. We can just memcpy them to guest
+        // memory.
+        std::memcpy(host_ptr, staging_buffer.data(), guest_memory_size);
     } else {
         ASSERT(params.target == SurfaceTarget::Texture2D);
         ASSERT(params.num_levels == 1);
-- 
cgit v1.2.3