From b90eff4bc666548a77eb58ac152408c80ff952b3 Mon Sep 17 00:00:00 2001
From: Liam <byteslice@airmail.cc>
Date: Sun, 14 Jan 2024 21:11:28 -0500
Subject: renderer_opengl: split out SMAA

---
 src/video_core/renderer_opengl/gl_fsr.cpp | 106 ------------------------------
 1 file changed, 106 deletions(-)
 delete mode 100644 src/video_core/renderer_opengl/gl_fsr.cpp

(limited to 'src/video_core/renderer_opengl/gl_fsr.cpp')

diff --git a/src/video_core/renderer_opengl/gl_fsr.cpp b/src/video_core/renderer_opengl/gl_fsr.cpp
deleted file mode 100644
index 429dcdc6c..000000000
--- a/src/video_core/renderer_opengl/gl_fsr.cpp
+++ /dev/null
@@ -1,106 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#include "common/settings.h"
-#include "video_core/fsr.h"
-#include "video_core/renderer_opengl/gl_fsr.h"
-#include "video_core/renderer_opengl/gl_shader_manager.h"
-#include "video_core/renderer_opengl/gl_shader_util.h"
-
-namespace OpenGL {
-using namespace FSR;
-
-using FsrConstants = std::array<u32, 4 * 4>;
-
-FSR::FSR(std::string_view fsr_vertex_source, std::string_view fsr_easu_source,
-         std::string_view fsr_rcas_source)
-    : fsr_vertex{CreateProgram(fsr_vertex_source, GL_VERTEX_SHADER)},
-      fsr_easu_frag{CreateProgram(fsr_easu_source, GL_FRAGMENT_SHADER)},
-      fsr_rcas_frag{CreateProgram(fsr_rcas_source, GL_FRAGMENT_SHADER)} {
-    glProgramUniform2f(fsr_vertex.handle, 0, 1.0f, 1.0f);
-    glProgramUniform2f(fsr_vertex.handle, 1, 0.0f, 0.0f);
-}
-
-FSR::~FSR() = default;
-
-void FSR::Draw(ProgramManager& program_manager, const Common::Rectangle<u32>& screen,
-               u32 input_image_width, u32 input_image_height,
-               const Common::Rectangle<f32>& crop_rect) {
-
-    const auto output_image_width = screen.GetWidth();
-    const auto output_image_height = screen.GetHeight();
-
-    if (fsr_intermediate_tex.handle) {
-        GLint fsr_tex_width, fsr_tex_height;
-        glGetTextureLevelParameteriv(fsr_intermediate_tex.handle, 0, GL_TEXTURE_WIDTH,
-                                     &fsr_tex_width);
-        glGetTextureLevelParameteriv(fsr_intermediate_tex.handle, 0, GL_TEXTURE_HEIGHT,
-                                     &fsr_tex_height);
-        if (static_cast<u32>(fsr_tex_width) != output_image_width ||
-            static_cast<u32>(fsr_tex_height) != output_image_height) {
-            fsr_intermediate_tex.Release();
-        }
-    }
-    if (!fsr_intermediate_tex.handle) {
-        fsr_intermediate_tex.Create(GL_TEXTURE_2D);
-        glTextureStorage2D(fsr_intermediate_tex.handle, 1, GL_RGB16F, output_image_width,
-                           output_image_height);
-        glNamedFramebufferTexture(fsr_framebuffer.handle, GL_COLOR_ATTACHMENT0,
-                                  fsr_intermediate_tex.handle, 0);
-    }
-
-    GLint old_draw_fb;
-    glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &old_draw_fb);
-
-    glFrontFace(GL_CW);
-    glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fsr_framebuffer.handle);
-    glViewportIndexedf(0, 0.0f, 0.0f, static_cast<GLfloat>(output_image_width),
-                       static_cast<GLfloat>(output_image_height));
-
-    const f32 input_width = static_cast<f32>(input_image_width);
-    const f32 input_height = static_cast<f32>(input_image_height);
-    const f32 output_width = static_cast<f32>(screen.GetWidth());
-    const f32 output_height = static_cast<f32>(screen.GetHeight());
-    const f32 viewport_width = (crop_rect.right - crop_rect.left) * input_width;
-    const f32 viewport_x = crop_rect.left * input_width;
-    const f32 viewport_height = (crop_rect.bottom - crop_rect.top) * input_height;
-    const f32 viewport_y = crop_rect.top * input_height;
-
-    FsrConstants constants;
-    FsrEasuConOffset(constants.data() + 0, constants.data() + 4, constants.data() + 8,
-                     constants.data() + 12, viewport_width, viewport_height, input_width,
-                     input_height, output_width, output_height, viewport_x, viewport_y);
-
-    glProgramUniform4uiv(fsr_easu_frag.handle, 0, sizeof(constants), std::data(constants));
-
-    program_manager.BindPresentPrograms(fsr_vertex.handle, fsr_easu_frag.handle);
-    glDrawArrays(GL_TRIANGLES, 0, 3);
-
-    glBindFramebuffer(GL_DRAW_FRAMEBUFFER, old_draw_fb);
-    glBindTextureUnit(0, fsr_intermediate_tex.handle);
-
-    const float sharpening =
-        static_cast<float>(Settings::values.fsr_sharpening_slider.GetValue()) / 100.0f;
-
-    FsrRcasCon(constants.data(), sharpening);
-    glProgramUniform4uiv(fsr_rcas_frag.handle, 0, sizeof(constants), std::data(constants));
-}
-
-void FSR::InitBuffers() {
-    fsr_framebuffer.Create();
-}
-
-void FSR::ReleaseBuffers() {
-    fsr_framebuffer.Release();
-    fsr_intermediate_tex.Release();
-}
-
-const OGLProgram& FSR::GetPresentFragmentProgram() const noexcept {
-    return fsr_rcas_frag;
-}
-
-bool FSR::AreBuffersInitialized() const noexcept {
-    return fsr_framebuffer.handle;
-}
-
-} // namespace OpenGL
-- 
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