From 06c4ce86458310870abec90ada68ac393256b9b6 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sat, 27 Apr 2019 02:07:18 -0300
Subject: shader: Decode SUST and implement backing image functionality

---
 src/video_core/shader/node.h | 42 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 41 insertions(+), 1 deletion(-)

(limited to 'src/video_core/shader/node.h')

diff --git a/src/video_core/shader/node.h b/src/video_core/shader/node.h
index 3cfb911bb..8b8d83ae7 100644
--- a/src/video_core/shader/node.h
+++ b/src/video_core/shader/node.h
@@ -146,6 +146,8 @@ enum class OperationCode {
     TextureQueryLod,        /// (MetaTexture, float[N] coords) -> float4
     TexelFetch,             /// (MetaTexture, int[N], int) -> float4
 
+    ImageStore, /// (MetaImage, float[N] coords) -> void
+
     Branch,        /// (uint branch_target) -> void
     PushFlowStack, /// (uint branch_target) -> void
     PopFlowStack,  /// () -> void
@@ -263,6 +265,39 @@ private:
     bool is_bindless{}; ///< Whether this sampler belongs to a bindless texture or not.
 };
 
+class Image {
+public:
+    explicit Image(std::size_t offset, std::size_t index, Tegra::Shader::ImageType type)
+        : offset{offset}, index{index}, type{type}, is_bindless{false} {}
+
+    std::size_t GetOffset() const {
+        return offset;
+    }
+
+    std::size_t GetIndex() const {
+        return index;
+    }
+
+    Tegra::Shader::ImageType GetType() const {
+        return type;
+    }
+
+    bool IsBindless() const {
+        return is_bindless;
+    }
+
+    bool operator<(const Image& rhs) const {
+        return std::tie(offset, index, type, is_bindless) <
+               std::tie(rhs.offset, rhs.index, rhs.type, rhs.is_bindless);
+    }
+
+private:
+    std::size_t offset{};
+    std::size_t index{};
+    Tegra::Shader::ImageType type{};
+    bool is_bindless{};
+};
+
 struct GlobalMemoryBase {
     u32 cbuf_index{};
     u32 cbuf_offset{};
@@ -289,8 +324,13 @@ struct MetaTexture {
     u32 element{};
 };
 
+struct MetaImage {
+    const Image& image;
+    std::vector<Node> values;
+};
+
 /// Parameters that modify an operation but are not part of any particular operand
-using Meta = std::variant<MetaArithmetic, MetaTexture, MetaStackClass, Tegra::Shader::HalfType>;
+using Meta = std::variant<MetaArithmetic, MetaTexture, MetaImage, MetaStackClass, Tegra::Shader::HalfType>;
 
 /// Holds any kind of operation that can be done in the IR
 class OperationNode final {
-- 
cgit v1.2.3


From 9097301d924ac9d873f04acdc247e8023edf1811 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sat, 27 Apr 2019 03:04:13 -0300
Subject: shader: Implement bindless images

---
 src/video_core/shader/node.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/video_core/shader/node.h')

diff --git a/src/video_core/shader/node.h b/src/video_core/shader/node.h
index 8b8d83ae7..2bf535928 100644
--- a/src/video_core/shader/node.h
+++ b/src/video_core/shader/node.h
@@ -270,6 +270,15 @@ public:
     explicit Image(std::size_t offset, std::size_t index, Tegra::Shader::ImageType type)
         : offset{offset}, index{index}, type{type}, is_bindless{false} {}
 
+    explicit Image(u32 cbuf_index, u32 cbuf_offset, std::size_t index,
+                   Tegra::Shader::ImageType type)
+        : offset{(static_cast<u64>(cbuf_index) << 32) | cbuf_offset}, index{index}, type{type},
+          is_bindless{true} {}
+
+    explicit Image(std::size_t offset, std::size_t index, Tegra::Shader::ImageType type,
+                   bool is_bindless)
+        : offset{offset}, index{index}, type{type}, is_bindless{is_bindless} {}
+
     std::size_t GetOffset() const {
         return offset;
     }
-- 
cgit v1.2.3


From d1812316e1b0f03af2ba10d4fe04be728e72725c Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Thu, 20 Jun 2019 21:22:20 -0400
Subject: texture_cache: Style and Corrections

---
 src/video_core/shader/node.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/video_core/shader/node.h')

diff --git a/src/video_core/shader/node.h b/src/video_core/shader/node.h
index 2bf535928..0ac83fcf0 100644
--- a/src/video_core/shader/node.h
+++ b/src/video_core/shader/node.h
@@ -339,7 +339,8 @@ struct MetaImage {
 };
 
 /// Parameters that modify an operation but are not part of any particular operand
-using Meta = std::variant<MetaArithmetic, MetaTexture, MetaImage, MetaStackClass, Tegra::Shader::HalfType>;
+using Meta =
+    std::variant<MetaArithmetic, MetaTexture, MetaImage, MetaStackClass, Tegra::Shader::HalfType>;
 
 /// Holds any kind of operation that can be done in the IR
 class OperationNode final {
-- 
cgit v1.2.3