From 3f69c2039de1c3d084ac2c9eb0aa9315490346bf Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Tue, 21 Jul 2015 19:38:59 -0400
Subject: Shader: Define a common interface for running vertex shader programs.

---
 src/video_core/shader/shader_interpreter.h | 59 ++----------------------------
 1 file changed, 3 insertions(+), 56 deletions(-)

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

diff --git a/src/video_core/shader/shader_interpreter.h b/src/video_core/shader/shader_interpreter.h
index f2900bfc6..ad6e58e39 100644
--- a/src/video_core/shader/shader_interpreter.h
+++ b/src/video_core/shader/shader_interpreter.h
@@ -4,68 +4,15 @@
 
 #pragma once
 
-#include <type_traits>
-
-#include "common/vector_math.h"
-
 #include "video_core/pica.h"
 
+#include "shader.h"
+
 namespace Pica {
 
 namespace Shader {
 
-struct InputVertex {
-    Math::Vec4<float24> attr[16];
-};
-
-struct OutputVertex {
-    OutputVertex() = default;
-
-    // VS output attributes
-    Math::Vec4<float24> pos;
-    Math::Vec4<float24> dummy; // quaternions (not implemented, yet)
-    Math::Vec4<float24> color;
-    Math::Vec2<float24> tc0;
-    Math::Vec2<float24> tc1;
-    float24 pad[6];
-    Math::Vec2<float24> tc2;
-
-    // Padding for optimal alignment
-    float24 pad2[4];
-
-    // Attributes used to store intermediate results
-
-    // position after perspective divide
-    Math::Vec3<float24> screenpos;
-    float24 pad3;
-
-    // Linear interpolation
-    // factor: 0=this, 1=vtx
-    void Lerp(float24 factor, const OutputVertex& vtx) {
-        pos = pos * factor + vtx.pos * (float24::FromFloat32(1) - factor);
-
-        // TODO: Should perform perspective correct interpolation here...
-        tc0 = tc0 * factor + vtx.tc0 * (float24::FromFloat32(1) - factor);
-        tc1 = tc1 * factor + vtx.tc1 * (float24::FromFloat32(1) - factor);
-        tc2 = tc2 * factor + vtx.tc2 * (float24::FromFloat32(1) - factor);
-
-        screenpos = screenpos * factor + vtx.screenpos * (float24::FromFloat32(1) - factor);
-
-        color = color * factor + vtx.color * (float24::FromFloat32(1) - factor);
-    }
-
-    // Linear interpolation
-    // factor: 0=v0, 1=v1
-    static OutputVertex Lerp(float24 factor, const OutputVertex& v0, const OutputVertex& v1) {
-        OutputVertex ret = v0;
-        ret.Lerp(factor, v1);
-        return ret;
-    }
-};
-static_assert(std::is_pod<OutputVertex>::value, "Structure is not POD");
-static_assert(sizeof(OutputVertex) == 32 * sizeof(float), "OutputVertex has invalid size");
-
-OutputVertex RunShader(const InputVertex& input, int num_attributes, const Regs::ShaderConfig& config, const State::ShaderSetup& setup);
+void RunInterpreter(UnitState& state);
 
 } // namespace
 
-- 
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