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authorReinUsesLisp <reinuseslisp@airmail.cc>2019-01-14 03:30:37 +0100
committerReinUsesLisp <reinuseslisp@airmail.cc>2019-02-07 02:20:57 +0100
commit3435cd8d5e34f36ae493840fb5577b055a6b9fe2 (patch)
tree4a497f4fe23f843032797e3070422ff6f9386d3b /src/video_core
parentgl_shader_disk_cache: Add transferable stores (diff)
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Diffstat (limited to 'src/video_core')
-rw-r--r--src/video_core/renderer_opengl/gl_shader_disk_cache.cpp52
-rw-r--r--src/video_core/renderer_opengl/gl_shader_disk_cache.h4
2 files changed, 56 insertions, 0 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
index ef8cfffd6..eb9854b9f 100644
--- a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
@@ -66,6 +66,58 @@ void ShaderDiskCacheRaw::Save(FileUtil::IOFile& file) const {
}
}
+bool ShaderDiskCacheOpenGL::LoadTransferable(std::vector<ShaderDiskCacheRaw>& raws,
+ std::vector<ShaderDiskCacheUsage>& usages) {
+ FileUtil::IOFile file(GetTransferablePath(), "rb");
+ if (!file.IsOpen()) {
+ LOG_INFO(Render_OpenGL, "No transferable shader cache found for game with title id={}",
+ GetTitleID());
+ return false;
+ }
+ const u64 file_size = file.GetSize();
+
+ u32 version{};
+ file.ReadBytes(&version, sizeof(version));
+
+ if (version < NativeVersion) {
+ LOG_INFO(Render_OpenGL, "Transferable shader cache is old - removing");
+ file.Close();
+ FileUtil::Delete(GetTransferablePath());
+ return false;
+ }
+ if (version > NativeVersion) {
+ LOG_WARNING(Render_OpenGL, "Transferable shader cache was generated with a newer version "
+ "of the emulator - skipping");
+ return false;
+ }
+
+ // Version is valid, load the shaders
+ while (file.Tell() < file_size) {
+ EntryKind kind{};
+ file.ReadBytes(&kind, sizeof(u32));
+
+ switch (kind) {
+ case EntryKind::Raw: {
+ ShaderDiskCacheRaw entry{file};
+ transferable.insert({entry.GetUniqueIdentifier(), {}});
+ raws.push_back(std::move(entry));
+ break;
+ }
+ case EntryKind::Usage: {
+ ShaderDiskCacheUsage usage{};
+ file.ReadBytes(&usage, sizeof(usage));
+ usages.push_back(std::move(usage));
+ break;
+ }
+ default:
+ LOG_ERROR(Render_OpenGL, "Unknown transferable shader cache entry kind={} - aborting",
+ static_cast<u32>(kind));
+ return false;
+ }
+ }
+ return true;
+}
+
void ShaderDiskCacheOpenGL::SaveRaw(const ShaderDiskCacheRaw& entry) {
const u64 id = entry.GetUniqueIdentifier();
if (transferable.find(id) != transferable.end()) {
diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.h b/src/video_core/renderer_opengl/gl_shader_disk_cache.h
index d4449c132..46d762b64 100644
--- a/src/video_core/renderer_opengl/gl_shader_disk_cache.h
+++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.h
@@ -132,6 +132,10 @@ public:
class ShaderDiskCacheOpenGL {
public:
+ /// Loads transferable cache. If file has a old version, it deletes it. Returns true on success.
+ bool LoadTransferable(std::vector<ShaderDiskCacheRaw>& raws,
+ std::vector<ShaderDiskCacheUsage>& usages);
+
/// Saves a raw dump to the transferable file. Checks for collisions.
void SaveRaw(const ShaderDiskCacheRaw& entry);