Texture Cache: Add HLE methods for building 3D textures within the GPU in certain scenarios.

This commit adds a series of HLE methods for handling 3D textures in
general. This helps games that generate 3D textures on every frame and
may reduce loading times for certain games.

1 files changed, 13 insertions, 1 deletions

diff --git a/src/video_core/texture_cache/surface_params.h b/src/video_core/texture_cache/surface_params.h
index 129817ad3..1c6be25da 100644
--- a/src/video_core/texture_cache/surface_params.h
+++ b/src/video_core/texture_cache/surface_params.h
@@ -4,6 +4,8 @@
 
 #pragma once
 
+#include <utility>
+
 #include "common/alignment.h"
 #include "common/bit_util.h"
 #include "common/cityhash.h"
@@ -136,6 +138,15 @@ public:
 
     std::size_t GetConvertedMipmapSize(u32 level) const;
 
+    // Get this texture Tegra Block size in guest memory layout
+    u32 GetBlockSize() const;
+
+    // Get X, Y sizes of a block
+    std::pair<u32, u32> GetBlockXY() const;
+
+    // Get the offset in x, y, z coordinates from a memory offset
+    std::tuple<u32, u32, u32> GetBlockOffsetXYZ(u32 offset) const;
+
     /// Returns the size of a layer in bytes in guest memory.
     std::size_t GetGuestLayerSize() const {
         return GetLayerSize(false, false);
@@ -269,7 +280,8 @@ private:
 
     /// Returns the size of all mipmap levels and aligns as needed.
     std::size_t GetInnerMemorySize(bool as_host_size, bool layer_only, bool uncompressed) const {
-        return GetLayerSize(as_host_size, uncompressed) * (layer_only ? 1U : depth);
+        return GetLayerSize(as_host_size, uncompressed) *
+               (layer_only ? 1U : (is_layered ? depth : 1U));
     }
 
     /// Returns the size of a layer