vk_shader: Implement function ImageLoad (Used by Kirby Start Allies)

Please enter the commit message for your changes. Lines starting
2020-02-18 21:34:01 +07:00 · 2020-02-18 21:34:01 +07:00 · f6f0762e81
parent 72d4c6fee0
commit f6f0762e81
1 changed files with 6 additions and 2 deletions
--- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
+++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
@ -1748,8 +1748,12 @@ private:
    }

    Expression ImageLoad(Operation operation) {
-        UNIMPLEMENTED();
-        return {};
+        const auto& meta{std::get<MetaImage>(operation.GetMeta())};
+
+        const Id coords = GetCoordinates(operation, Type::Int);
+        const Id texel = OpImageRead(t_uint4, GetImage(operation), coords);
+
+        return {OpCompositeExtract(t_uint, texel, meta.element), Type::Uint};
    }

    Expression ImageStore(Operation operation) {