From 64fbf319f1d4103531c0d8aecaa330346a9ecc81 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Wed, 30 Dec 2020 01:59:12 -0300
Subject: [PATCH] host_shaders: Add shaders to present to the swapchain

---
 src/video_core/host_shaders/CMakeLists.txt    |  2 ++
 .../host_shaders/vulkan_present.frag          | 15 +++++++++++++++
 .../host_shaders/vulkan_present.vert          | 19 +++++++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100644 src/video_core/host_shaders/vulkan_present.frag
 create mode 100644 src/video_core/host_shaders/vulkan_present.vert

diff --git a/src/video_core/host_shaders/CMakeLists.txt b/src/video_core/host_shaders/CMakeLists.txt
index faf298f1c..6084984f9 100644
--- a/src/video_core/host_shaders/CMakeLists.txt
+++ b/src/video_core/host_shaders/CMakeLists.txt
@@ -8,6 +8,8 @@ set(SHADER_FILES
     opengl_present.frag
     opengl_present.vert
     pitch_unswizzle.comp
+    vulkan_present.frag
+    vulkan_present.vert
 )
 
 find_program(GLSLANGVALIDATOR "glslangValidator" REQUIRED)
diff --git a/src/video_core/host_shaders/vulkan_present.frag b/src/video_core/host_shaders/vulkan_present.frag
new file mode 100644
index 000000000..0979ff3e6
--- /dev/null
+++ b/src/video_core/host_shaders/vulkan_present.frag
@@ -0,0 +1,15 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#version 460 core
+
+layout (location = 0) in vec2 frag_tex_coord;
+
+layout (location = 0) out vec4 color;
+
+layout (binding = 1) uniform sampler2D color_texture;
+
+void main() {
+    color = texture(color_texture, frag_tex_coord);
+}
diff --git a/src/video_core/host_shaders/vulkan_present.vert b/src/video_core/host_shaders/vulkan_present.vert
new file mode 100644
index 000000000..00b868958
--- /dev/null
+++ b/src/video_core/host_shaders/vulkan_present.vert
@@ -0,0 +1,19 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#version 460 core
+
+layout (location = 0) in vec2 vert_position;
+layout (location = 1) in vec2 vert_tex_coord;
+
+layout (location = 0) out vec2 frag_tex_coord;
+
+layout (set = 0, binding = 0) uniform MatrixBlock {
+    mat4 modelview_matrix;
+};
+
+void main() {
+    gl_Position = modelview_matrix * vec4(vert_position, 0.0, 1.0);
+    frag_tex_coord = vert_tex_coord;
+}