copy_params: Use constructor instead of C-like initialization

src/video_core/texture_cache/copy_params.h

@@ -9,6 +9,16 @@
 namespace VideoCommon {
 
 struct CopyParams {
+    CopyParams(u32 source_x, u32 source_y, u32 source_z, u32 dest_x, u32 dest_y, u32 dest_z,
+               u32 source_level, u32 dest_level, u32 width, u32 height, u32 depth)
+        : source_x{source_x}, source_y{source_y}, source_z{source_z}, dest_x{dest_x},
+          dest_y{dest_y}, dest_z{dest_z}, source_level{source_level},
+          dest_level{dest_level}, width{width}, height{height}, depth{depth} {}
+
+    CopyParams(u32 width, u32 height, u32 depth, u32 level)
+        : source_x{}, source_y{}, source_z{}, dest_x{}, dest_y{}, dest_z{}, source_level{level},
+          dest_level{level}, width{width}, height{height}, depth{depth} {}
+
     u32 source_x;
     u32 source_y;
     u32 source_z;

src/video_core/texture_cache/surface_base.h

@@ -149,45 +149,32 @@ public:
     }
 
     std::vector<CopyParams> BreakDown(const SurfaceParams& in_params) const {
-        auto set_up_copy = [](CopyParams& cp, const u32 width, const u32 height, const u32 depth,
-                              const u32 level) {
-            cp.source_x = 0;
-            cp.source_y = 0;
-            cp.source_z = 0;
-            cp.dest_x = 0;
-            cp.dest_y = 0;
-            cp.dest_z = 0;
-            cp.source_level = level;
-            cp.dest_level = level;
-            cp.width = width;
-            cp.height = height;
-            cp.depth = depth;
-        };
-        const u32 layers = params.depth;
-        const u32 mipmaps = params.num_levels;
+        std::vector<CopyParams> result;
+        const u32 layers{params.depth};
+        const u32 mipmaps{params.num_levels};
+
         if (params.is_layered) {
-            std::vector<CopyParams> result{layers * mipmaps};
-            for (std::size_t layer = 0; layer < layers; layer++) {
-                const u32 layer_offset = layer * mipmaps;
-                for (std::size_t level = 0; level < mipmaps; level++) {
-                    CopyParams& cp = result[layer_offset + level];
-                    const u32 width =
-                        std::min(params.GetMipWidth(level), in_params.GetMipWidth(level));
-                    const u32 height =
-                        std::min(params.GetMipHeight(level), in_params.GetMipHeight(level));
-                    set_up_copy(cp, width, height, layer, level);
+            result.reserve(static_cast<std::size_t>(layers) * static_cast<std::size_t>(mipmaps));
+            for (u32 layer = 0; layer < layers; layer++) {
+                const u32 layer_offset{layer * mipmaps};
+                for (u32 level = 0; level < mipmaps; level++) {
+                    const u32 width{
+                        std::min(params.GetMipWidth(level), in_params.GetMipWidth(level))};
+                    const u32 height{
+                        std::min(params.GetMipHeight(level), in_params.GetMipHeight(level))};
+                    result.emplace_back(width, height, layer, level);
                 }
             }
             return result;
+
         } else {
-            std::vector<CopyParams> result{mipmaps};
+            result.reserve(mipmaps);
             for (std::size_t level = 0; level < mipmaps; level++) {
-                CopyParams& cp = result[level];
-                const u32 width = std::min(params.GetMipWidth(level), in_params.GetMipWidth(level));
-                const u32 height =
-                    std::min(params.GetMipHeight(level), in_params.GetMipHeight(level));
-                const u32 depth = std::min(params.GetMipDepth(level), in_params.GetMipDepth(level));
-                set_up_copy(cp, width, height, depth, level);
+                const u32 width{std::min(params.GetMipWidth(level), in_params.GetMipWidth(level))};
+                const u32 height{
+                    std::min(params.GetMipHeight(level), in_params.GetMipHeight(level))};
+                const u32 depth{std::min(params.GetMipDepth(level), in_params.GetMipDepth(level))};
+                result.emplace_back(width, height, depth, level);
             }
             return result;
         }

src/video_core/texture_cache/texture_cache.h

@@ -323,26 +323,21 @@ private:
                 return {};
             }
             const std::size_t candidate_size = src_params.GetGuestSizeInBytes();
-            auto mipmap_layer = new_surface->GetLayerMipmap(surface->GetGpuAddr());
+            auto mipmap_layer{new_surface->GetLayerMipmap(surface->GetGpuAddr())};
             if (!mipmap_layer) {
                 return {};
             }
-            const u32 layer = (*mipmap_layer).first;
-            const u32 mipmap = (*mipmap_layer).second;
+            const u32 layer{mipmap_layer->first};
+            const u32 mipmap{mipmap_layer->second};
             if (new_surface->GetMipmapSize(mipmap) != candidate_size) {
                 return {};
             }
             // Now we got all the data set up
-            CopyParams copy_params{};
-            const u32 dst_width = params.GetMipWidth(mipmap);
-            const u32 dst_height = params.GetMipHeight(mipmap);
-            copy_params.width = std::min(src_params.width, dst_width);
-            copy_params.height = std::min(src_params.height, dst_height);
-            copy_params.depth = 1;
-            copy_params.source_level = 0;
-            copy_params.dest_level = mipmap;
-            copy_params.source_z = 0;
-            copy_params.dest_z = layer;
+            const u32 dst_width{params.GetMipWidth(mipmap)};
+            const u32 dst_height{params.GetMipHeight(mipmap)};
+            const CopyParams copy_params(0, 0, 0, 0, 0, layer, 0, mipmap,
+                                         std::min(src_params.width, dst_width),
+                                         std::min(src_params.height, dst_height), 1);
             ImageCopy(surface, new_surface, copy_params);
         }
         for (auto surface : overlaps) {