quad-views: use anti-aliasing only for focus view

Detegr · Jul 20, 2024 · 0453f24 · 0453f24
1 parent 28c615f
commit 0453f24
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Showing 2 changed files with 21 additions and 10 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -44,7 +44,7 @@ set(HEADERS
 set(openRBRVR_Major 0)
 set(openRBRVR_Minor 8)
 set(openRBRVR_Patch 3)
-set(openRBRVR_Tweak 3)
+set(openRBRVR_Tweak 4)
 set(openRBRVR_TweakStr "-quad-view-foveated")
 
 configure_file(

diff --git a/src/VR.cpp b/src/VR.cpp
@@ -133,16 +133,27 @@ static bool create_render_target(IDirect3DDevice9* dev, D3DMULTISAMPLE_TYPE msaa
 
 void VRInterface::init_surfaces(IDirect3DDevice9* dev, RenderContext& ctx, uint32_t res_x_2d, uint32_t res_y_2d)
 {
-    if (!create_render_target(dev, ctx.msaa, ctx, LeftEye, D3DFMT_X8B8G8R8, ctx.width[LeftEye], ctx.height[LeftEye]))
-        throw std::runtime_error("Could not create texture for left eye");
-    if (!create_render_target(dev, ctx.msaa, ctx, RightEye, D3DFMT_X8B8G8R8, ctx.width[RightEye], ctx.height[RightEye]))
-        throw std::runtime_error("Could not create texture for right eye");
+    const auto get_msaa_type = [&](RenderTarget tgt) {
+        if (!g::cfg.quad_view_rendering) return ctx.msaa;
+
+        // Use MSAA only for focus view
+        const auto is_focus_tgt = (tgt == FocusLeft) || (tgt == FocusRight);
+        return is_focus_tgt ? ctx.msaa : D3DMULTISAMPLE_NONE;
+    };
+
+    const auto create_vr_render_target = [&](RenderTarget tgt) {
+        if (!create_render_target(dev, get_msaa_type(tgt), ctx, tgt, D3DFMT_X8B8G8R8, ctx.width[tgt], ctx.height[tgt])) {
+            throw std::runtime_error(std::format("Could not create VR render target for view: {}", static_cast<int>(tgt)));
+        }
+    };
+
+    create_vr_render_target(LeftEye);
+    create_vr_render_target(RightEye);
     if (g::cfg.quad_view_rendering) {
-        if (!create_render_target(dev, ctx.msaa, ctx, FocusLeft, D3DFMT_X8B8G8R8, ctx.width[FocusLeft], ctx.height[FocusLeft]))
-            throw std::runtime_error("Could not create texture for left eye");
-        if (!create_render_target(dev, ctx.msaa, ctx, FocusRight, D3DFMT_X8B8G8R8, ctx.width[FocusRight], ctx.height[FocusRight]))
-            throw std::runtime_error("Could not create texture for right eye");
+        create_vr_render_target(FocusLeft);
+        create_vr_render_target(FocusRight);
     }
+
     if (!create_render_target(dev, D3DMULTISAMPLE_NONE, ctx, GameMenu, D3DFMT_X8B8G8R8, res_x_2d, res_y_2d))
         throw std::runtime_error("Could not create texture for menus");
     if (!create_render_target(dev, D3DMULTISAMPLE_NONE, ctx, Overlay, D3DFMT_A8B8G8R8, res_x_2d, res_y_2d))
@@ -272,4 +283,4 @@ void render_menu_quad(IDirect3DDevice9* dev, VRInterface* vr, IDirect3DTexture9*
 void render_companion_window_from_render_target(IDirect3DDevice9* dev, VRInterface* vr, RenderTarget tgt)
 {
     render_texture(dev, &g::identity_matrix, &g::identity_matrix, &g::identity_matrix, vr->get_texture(tgt), (tgt == GameMenu || tgt == Overlay) ? g::companion_window_vertex_buf_menu : g::companion_window_vertex_buf_3d);
-}
+}