Port changes from OGSR - uiShadersCache; improves OpenXRay#1748

src/Include/xrRender/UIShader.h

@@ -7,9 +7,9 @@ class IUIShader
 public:
     virtual ~IUIShader() { ; }
     virtual void Copy(IUIShader& _in) = 0;
-    virtual void create(LPCSTR sh, LPCSTR tex = nullptr) = 0;
+    virtual void create(LPCSTR sh, LPCSTR tex = nullptr, bool no_cache = false) = 0;
     virtual bool inited() = 0;
-    virtual void destroy() = 0;
+    //virtual void destroy() = 0;
 };
 
 #endif //	UIShader_included

src/Layers/xrRender/dxUIRender.cpp

@@ -13,6 +13,10 @@ void dxUIRender::CreateUIGeom()
 
 void dxUIRender::DestroyUIGeom()
 {
+    for (auto& it : g_UIShadersCache)
+        it.second.destroy();
+    g_UIShadersCache.clear();
+
     hGeom_TL = NULL;
     hGeom_LIT = NULL;
 }

src/Layers/xrRender/dxUIRender.h

@@ -13,21 +13,9 @@ class dxUIRender : public IUIRender
 
     virtual void SetShader(IUIShader& shader);
     virtual void SetAlphaRef(int aref);
-    //.	virtual void StartTriList(u32 iMaxVerts);
-    //.	virtual void FlushTriList();
-    //.	virtual void StartTriFan(u32 iMaxVerts);
-    //.	virtual void FlushTriFan();
-    // virtual void StartTriStrip(u32 iMaxVerts);
-    // virtual void FlushTriStrip();
-    //.	virtual void StartLineStrip(u32 iMaxVerts);
-    //.	virtual void FlushLineStrip();
-    //.	virtual void StartLineList(u32 iMaxVerts);
-    //.	virtual void FlushLineList();
     virtual void SetScissor(Irect* rect = nullptr);
     virtual void GetActiveTextureResolution(Fvector2& res);
 
-    //.	virtual void PushPoint(float x, float y, u32 c, float u, float v);
-    //	virtual void PushPoint(int x, int y, u32 c, float u, float v);
     virtual void PushPoint(float x, float y, float z, u32 C, float u, float v);
 
     virtual void StartPrimitive(u32 iMaxVerts, ePrimitiveType primType, ePointType pointType);

src/Layers/xrRender/dxUIShader.cpp

@@ -1,6 +1,36 @@
 #include "stdafx.h"
 #include "dxUIShader.h"
 
+xr_unordered_map<std::string, ref_shader> g_UIShadersCache;
+
+static ref_shader& GetCachedUIShader(const char* sh, const char* tex)
+{
+    std::string key{ tex ? tex : "" };
+    key += "_";
+    key += sh;
+
+    if (const auto it = g_UIShadersCache.find(key); it != g_UIShadersCache.end())
+    {
+        return it->second;
+    }
+    else
+    {
+        auto& shader = g_UIShadersCache[key];
+        shader.create(sh, tex);
+        return shader;
+    }
+}
+
 void dxUIShader::Copy(IUIShader& _in) { *this = *((dxUIShader*)&_in); }
-void dxUIShader::create(LPCSTR sh, LPCSTR tex) { hShader.create(sh, tex); }
-void dxUIShader::destroy() { hShader.destroy(); }
+void dxUIShader::create(LPCSTR sh, LPCSTR tex, bool no_cache)
+{
+    if (no_cache)
+    {
+        hShader.create(sh, tex);
+    }
+    else
+    {
+        hShader = GetCachedUIShader(sh, tex);
+    }
+}
+//void dxUIShader::destroy() { hShader.destroy(); }

src/Layers/xrRender/dxUIShader.h

@@ -4,6 +4,8 @@
 
 #include "Include/xrRender/UIShader.h"
 
+extern xr_unordered_map<std::string, ref_shader> g_UIShadersCache;
+
 class dxUIShader : public IUIShader
 {
     friend class dxUIRender;
@@ -14,9 +16,9 @@ class dxUIShader : public IUIShader
 public:
     virtual ~dxUIShader() { ; }
     virtual void Copy(IUIShader& _in);
-    virtual void create(LPCSTR sh, LPCSTR tex = nullptr);
+    virtual void create(LPCSTR sh, LPCSTR tex = nullptr, bool no_cache = false);
     virtual bool inited() { return hShader; }
-    virtual void destroy();
+    //virtual void destroy();
 
 private:
     ref_shader hShader;

src/xrGame/ui/UILoadingScreen.cpp

@@ -135,7 +135,7 @@ void UILoadingScreen::Show(bool show)
     CUIWindow::Show(show);
     if (!show)
     {
-        loadingLogo->GetStaticItem()->GetShader()->destroy();
+        // loadingLogo->GetStaticItem()->GetShader()->destroy();
         if (loadingStage)
             loadingStage->SetText(nullptr);
         SetStageTip(nullptr, nullptr, nullptr);

src/xrGame/ui/UIStatsIcon.cpp

@@ -57,6 +57,7 @@ void CUIStatsIcon::InitTexInfo()
 void CUIStatsIcon::FreeTexInfo()
 {
     // ranks
+    /*
     for (int i = RANK_0; i <= RANK_4; i++)
     {
         (*m_tex_info)[i][0].sh->destroy();
@@ -66,6 +67,7 @@ void CUIStatsIcon::FreeTexInfo()
     (*m_tex_info)[ARTEFACT][1].sh->destroy();
     (*m_tex_info)[DEATH][0].sh->destroy();
     (*m_tex_info)[DEATH][1].sh->destroy();
+    */
 
     xr_delete(m_tex_info);
 }

src/xrUICore/Static/UIStatic.h

@@ -109,6 +109,8 @@ class XRUICORE_API CUIStatic : public CUIWindow, public ITextureOwner, public CU
     pcstr GetDebugType() override { return "CUIStatic"; }
     void FillDebugInfo() override;
 
+    void SetNoShaderCache(bool v) { m_UIStaticItem.SetNoShaderCache(v); }
+
 protected:
     CUILines* m_pTextControl{};
 

src/xrUICore/Static/UIStaticItem.cpp

@@ -208,7 +208,7 @@ void CUIStaticItem::Render(float angle)
 
 void CUIStaticItem::CreateShader(LPCSTR tex, LPCSTR sh)
 {
-    hShader->create(sh, tex);
+    hShader->create(sh, tex, !!uFlags.test(flNoShaderCache));
 
 #ifdef DEBUG
     dbg_tex_name = tex;

src/xrUICore/Static/UIStaticItem.h

@@ -24,6 +24,7 @@ class XRUICORE_API CUIStaticItem
         flValidTextureRect = (1 << 1),
         flValidHeadingPivot = (1 << 2),
         flFixedLTWhileHeading = (1 << 3),
+        flNoShaderCache = (1 << 4),
     };
 
     Frect TextureRect;
@@ -76,7 +77,9 @@ class XRUICORE_API CUIStaticItem
     Fvector2 GetHeadingPivot() { return vHeadingPivot; }
     IC void SetMirrorMode(EUIMirroring m) { eMirrorMode = m; }
     IC EUIMirroring GetMirrorMode() { return eMirrorMode; }
-
+    void SetNoShaderCache(const bool v) {
+        uFlags.set(flNoShaderCache, v);
+    }
 private:
     void RenderInternal(const Fvector2& pos);
     void RenderInternal(float angle);