From 9e065b9c7d3b25ddfe20afa4a945cca6e9767fa9 Mon Sep 17 00:00:00 2001
From: FernandoS27 <fsahmkow27@gmail.com>
Date: Thu, 21 Oct 2021 01:27:54 +0200
Subject: VideoCore: Add gaussian filtering.

---
 src/video_core/renderer_opengl/renderer_opengl.cpp | 5 +++++
 src/video_core/renderer_opengl/renderer_opengl.h   | 1 +
 2 files changed, 6 insertions(+)

(limited to 'src/video_core/renderer_opengl')

diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp
index 68423601c..6132b3c49 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.cpp
+++ b/src/video_core/renderer_opengl/renderer_opengl.cpp
@@ -256,6 +256,8 @@ void RendererOpenGL::InitOpenGLObjects() {
     present_vertex = CreateProgram(HostShaders::OPENGL_PRESENT_VERT, GL_VERTEX_SHADER);
     present_bilinear_fragment = CreateProgram(HostShaders::OPENGL_PRESENT_FRAG, GL_FRAGMENT_SHADER);
     present_bicubic_fragment = CreateProgram(HostShaders::PRESENT_BICUBIC_FRAG, GL_FRAGMENT_SHADER);
+    present_gaussian_fragment =
+        CreateProgram(HostShaders::PRESENT_GAUSSIAN_FRAG, GL_FRAGMENT_SHADER);
     present_scaleforce_fragment =
         CreateProgram(HostShaders::PRESENT_SCALEFORCE_FRAG, GL_FRAGMENT_SHADER);
 
@@ -359,6 +361,9 @@ void RendererOpenGL::DrawScreen(const Layout::FramebufferLayout& layout) {
     case Settings::ScalingFilter::Bicubic:
         fragment_handle = present_bicubic_fragment.handle;
         break;
+    case Settings::ScalingFilter::Gaussian:
+        fragment_handle = present_gaussian_fragment.handle;
+        break;
     case Settings::ScalingFilter::ScaleForce:
         fragment_handle = present_scaleforce_fragment.handle;
         break;
diff --git a/src/video_core/renderer_opengl/renderer_opengl.h b/src/video_core/renderer_opengl/renderer_opengl.h
index 504ddbe7b..62a746e41 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.h
+++ b/src/video_core/renderer_opengl/renderer_opengl.h
@@ -114,6 +114,7 @@ private:
     OGLProgram present_vertex;
     OGLProgram present_bilinear_fragment;
     OGLProgram present_bicubic_fragment;
+    OGLProgram present_gaussian_fragment;
     OGLProgram present_scaleforce_fragment;
     OGLFramebuffer screenshot_framebuffer;
 
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