From 20ed7ba4417a165f3af41d93a0e838c057c81c84 Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Tue, 16 Nov 2021 18:56:40 -0500
Subject: texture_cache: Use pixel format conversion when supported by the
 runtime

---
 src/video_core/renderer_opengl/gl_texture_cache.cpp | 6 ++++++
 src/video_core/renderer_opengl/gl_texture_cache.h   | 3 +++
 src/video_core/renderer_vulkan/vk_texture_cache.h   | 1 +
 src/video_core/texture_cache/texture_cache.h        | 3 +++
 src/video_core/texture_cache/texture_cache_base.h   | 2 ++
 5 files changed, 15 insertions(+)

(limited to 'src')

diff --git a/src/video_core/renderer_opengl/gl_texture_cache.cpp b/src/video_core/renderer_opengl/gl_texture_cache.cpp
index 3bfd82cf0..e560111c3 100644
--- a/src/video_core/renderer_opengl/gl_texture_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_texture_cache.cpp
@@ -522,6 +522,12 @@ void TextureCacheRuntime::CopyImage(Image& dst_image, Image& src_image,
     }
 }
 
+void TextureCacheRuntime::ConvertImage(Image& dst, Image& src,
+                                       std::span<const VideoCommon::ImageCopy> copies) {
+    LOG_DEBUG(Render_OpenGL, "Converting {} to {}", src.info.format, dst.info.format);
+    format_conversion_pass.ConvertImage(dst, src, copies);
+}
+
 bool TextureCacheRuntime::CanImageBeCopied(const Image& dst, const Image& src) {
     if (dst.info.type == ImageType::e3D && dst.info.format == PixelFormat::BC4_UNORM) {
         return false;
diff --git a/src/video_core/renderer_opengl/gl_texture_cache.h b/src/video_core/renderer_opengl/gl_texture_cache.h
index b89c183a9..578f8d523 100644
--- a/src/video_core/renderer_opengl/gl_texture_cache.h
+++ b/src/video_core/renderer_opengl/gl_texture_cache.h
@@ -86,6 +86,8 @@ public:
 
     void CopyImage(Image& dst, Image& src, std::span<const VideoCommon::ImageCopy> copies);
 
+    void ConvertImage(Image& dst, Image& src, std::span<const VideoCommon::ImageCopy> copies);
+
     void ConvertImage(Framebuffer* dst, ImageView& dst_view, ImageView& src_view, bool rescaled) {
         UNIMPLEMENTED();
     }
@@ -336,6 +338,7 @@ struct TextureCacheParams {
     static constexpr bool FRAMEBUFFER_BLITS = true;
     static constexpr bool HAS_EMULATED_COPIES = true;
     static constexpr bool HAS_DEVICE_MEMORY_INFO = true;
+    static constexpr bool HAS_PIXEL_FORMAT_CONVERSIONS = true;
 
     using Runtime = OpenGL::TextureCacheRuntime;
     using Image = OpenGL::Image;
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.h b/src/video_core/renderer_vulkan/vk_texture_cache.h
index ff28b4e96..f5f8f9a74 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.h
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.h
@@ -316,6 +316,7 @@ struct TextureCacheParams {
     static constexpr bool FRAMEBUFFER_BLITS = false;
     static constexpr bool HAS_EMULATED_COPIES = false;
     static constexpr bool HAS_DEVICE_MEMORY_INFO = true;
+    static constexpr bool HAS_PIXEL_FORMAT_CONVERSIONS = false;
 
     using Runtime = Vulkan::TextureCacheRuntime;
     using Image = Vulkan::Image;
diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index 4d2874bf2..241f71a91 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -1759,6 +1759,9 @@ void TextureCache<P>::CopyImage(ImageId dst_id, ImageId src_id, std::vector<Imag
     }
     UNIMPLEMENTED_IF(dst.info.type != ImageType::e2D);
     UNIMPLEMENTED_IF(src.info.type != ImageType::e2D);
+    if constexpr (HAS_PIXEL_FORMAT_CONVERSIONS) {
+        return runtime.ConvertImage(dst, src, copies);
+    }
     for (const ImageCopy& copy : copies) {
         UNIMPLEMENTED_IF(copy.dst_subresource.num_layers != 1);
         UNIMPLEMENTED_IF(copy.src_subresource.num_layers != 1);
diff --git a/src/video_core/texture_cache/texture_cache_base.h b/src/video_core/texture_cache/texture_cache_base.h
index 643ad811c..a9504c0e8 100644
--- a/src/video_core/texture_cache/texture_cache_base.h
+++ b/src/video_core/texture_cache/texture_cache_base.h
@@ -59,6 +59,8 @@ class TextureCache {
     static constexpr bool HAS_EMULATED_COPIES = P::HAS_EMULATED_COPIES;
     /// True when the API can provide info about the memory of the device.
     static constexpr bool HAS_DEVICE_MEMORY_INFO = P::HAS_DEVICE_MEMORY_INFO;
+    /// True when the API provides utilities for pixel format conversions.
+    static constexpr bool HAS_PIXEL_FORMAT_CONVERSIONS = P::HAS_PIXEL_FORMAT_CONVERSIONS;
 
     static constexpr u64 DEFAULT_EXPECTED_MEMORY = 1_GiB;
     static constexpr u64 DEFAULT_CRITICAL_MEMORY = 2_GiB;
-- 
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