From ff0fa86b17e8133263bb54c1338ade8ecd97e5d9 Mon Sep 17 00:00:00 2001
From: Jannik Vogel <email@jannikvogel.de>
Date: Fri, 13 May 2016 08:49:20 +0200
Subject: Retrieve shader result from new OutputRegisters-type

---
 src/video_core/shader/shader.h | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

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

diff --git a/src/video_core/shader/shader.h b/src/video_core/shader/shader.h
index 84898f21c..fee16df62 100644
--- a/src/video_core/shader/shader.h
+++ b/src/video_core/shader/shader.h
@@ -84,6 +84,15 @@ struct OutputVertex {
 static_assert(std::is_pod<OutputVertex>::value, "Structure is not POD");
 static_assert(sizeof(OutputVertex) == 32 * sizeof(float), "OutputVertex has invalid size");
 
+struct OutputRegisters {
+    OutputRegisters() = default;
+
+    alignas(16) Math::Vec4<float24> value[16];
+
+    OutputVertex ToVertex(const Regs::ShaderConfig& config);
+};
+static_assert(std::is_pod<OutputRegisters>::value, "Structure is not POD");
+
 // Helper structure used to keep track of data useful for inspection of shader emulation
 template<bool full_debugging>
 struct DebugData;
@@ -267,11 +276,12 @@ struct UnitState {
         // The registers are accessed by the shader JIT using SSE instructions, and are therefore
         // required to be 16-byte aligned.
         alignas(16) Math::Vec4<float24> input[16];
-        alignas(16) Math::Vec4<float24> output[16];
         alignas(16) Math::Vec4<float24> temporary[16];
     } registers;
     static_assert(std::is_pod<Registers>::value, "Structure is not POD");
 
+    OutputRegisters output_registers;
+
     bool conditional_code[2];
 
     // Two Address registers and one loop counter
@@ -297,7 +307,7 @@ struct UnitState {
     static size_t OutputOffset(const DestRegister& reg) {
         switch (reg.GetRegisterType()) {
         case RegisterType::Output:
-            return offsetof(UnitState, registers.output) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
+            return offsetof(UnitState, output_registers.value) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
 
         case RegisterType::Temporary:
             return offsetof(UnitState, registers.temporary) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
@@ -354,9 +364,8 @@ struct ShaderSetup {
      * @param state Shader unit state, must be setup per shader and per shader unit
      * @param input Input vertex into the shader
      * @param num_attributes The number of vertex shader attributes
-     * @return The output vertex, after having been processed by the vertex shader
      */
-    OutputVertex Run(UnitState<false>& state, const InputVertex& input, int num_attributes);
+    void Run(UnitState<false>& state, const InputVertex& input, int num_attributes);
 
     /**
      * Produce debug information based on the given shader and input vertex
-- 
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