renderer_opengl: move out FSR shader source construction

src/video_core/renderer_opengl/gl_blit_screen.cpp

@@ -66,14 +66,6 @@ BlitScreen::BlitScreen(RasterizerOpenGL& rasterizer_,
     : rasterizer(rasterizer_), device_memory(device_memory_), state_tracker(state_tracker_),
       program_manager(program_manager_), device(device_) {
     // Create shader programs
-    const auto replace_include = [](std::string& shader_source, std::string_view include_name,
-                                    std::string_view include_content) {
-        const std::string include_string = fmt::format("#include \"{}\"", include_name);
-        const std::size_t pos = shader_source.find(include_string);
-        ASSERT(pos != std::string::npos);
-        shader_source.replace(pos, include_string.size(), include_content);
-    };
-
     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);
@@ -83,17 +75,7 @@ BlitScreen::BlitScreen(RasterizerOpenGL& rasterizer_,
         CreateProgram(fmt::format("#version 460\n{}", HostShaders::OPENGL_PRESENT_SCALEFORCE_FRAG),
                       GL_FRAGMENT_SHADER);
 
-    std::string fsr_source{HostShaders::OPENGL_FIDELITYFX_FSR_FRAG};
-    replace_include(fsr_source, "ffx_a.h", HostShaders::FFX_A_H);
-    replace_include(fsr_source, "ffx_fsr1.h", HostShaders::FFX_FSR1_H);
-
-    std::string fsr_easu_frag_source{HostShaders::OPENGL_FIDELITYFX_FSR_EASU_FRAG};
-    std::string fsr_rcas_frag_source{HostShaders::OPENGL_FIDELITYFX_FSR_RCAS_FRAG};
-    replace_include(fsr_easu_frag_source, "opengl_fidelityfx_fsr.frag", fsr_source);
-    replace_include(fsr_rcas_frag_source, "opengl_fidelityfx_fsr.frag", fsr_source);
-
-    fsr = std::make_unique<FSR>(HostShaders::FULL_SCREEN_TRIANGLE_VERT, fsr_easu_frag_source,
-                                fsr_rcas_frag_source);
+    fsr = std::make_unique<FSR>();
 
     // Generate presentation sampler
     present_sampler.Create();

src/video_core/renderer_opengl/present/fsr.cpp

@@ -3,20 +3,36 @@
 
 #include "common/settings.h"
 #include "video_core/fsr.h"
+#include "video_core/host_shaders/ffx_a_h.h"
+#include "video_core/host_shaders/ffx_fsr1_h.h"
+#include "video_core/host_shaders/full_screen_triangle_vert.h"
+#include "video_core/host_shaders/opengl_fidelityfx_fsr_easu_frag.h"
+#include "video_core/host_shaders/opengl_fidelityfx_fsr_frag.h"
+#include "video_core/host_shaders/opengl_fidelityfx_fsr_rcas_frag.h"
 #include "video_core/renderer_opengl/gl_shader_manager.h"
 #include "video_core/renderer_opengl/gl_shader_util.h"
 #include "video_core/renderer_opengl/present/fsr.h"
+#include "video_core/renderer_opengl/present/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)} {
+FSR::FSR() {
+    std::string fsr_source{HostShaders::OPENGL_FIDELITYFX_FSR_FRAG};
+    ReplaceInclude(fsr_source, "ffx_a.h", HostShaders::FFX_A_H);
+    ReplaceInclude(fsr_source, "ffx_fsr1.h", HostShaders::FFX_FSR1_H);
+
+    std::string fsr_easu_source{HostShaders::OPENGL_FIDELITYFX_FSR_EASU_FRAG};
+    std::string fsr_rcas_source{HostShaders::OPENGL_FIDELITYFX_FSR_RCAS_FRAG};
+    ReplaceInclude(fsr_easu_source, "opengl_fidelityfx_fsr.frag", fsr_source);
+    ReplaceInclude(fsr_rcas_source, "opengl_fidelityfx_fsr.frag", fsr_source);
+
+    fsr_vertex = CreateProgram(HostShaders::FULL_SCREEN_TRIANGLE_VERT, 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);
 }

src/video_core/renderer_opengl/present/fsr.h

@@ -16,8 +16,7 @@ class ProgramManager;
 
 class FSR {
 public:
-    explicit FSR(std::string_view fsr_vertex_source, std::string_view fsr_easu_source,
-                 std::string_view fsr_rcas_source);
+    explicit FSR();
     ~FSR();
 
     void Draw(ProgramManager& program_manager, const Common::Rectangle<u32>& screen,