renderer_opengl: move out ownership of FSR resources
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2ed9586130
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dd2918efd8
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@ -75,8 +75,6 @@ BlitScreen::BlitScreen(RasterizerOpenGL& rasterizer_,
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CreateProgram(fmt::format("#version 460\n{}", HostShaders::OPENGL_PRESENT_SCALEFORCE_FRAG),
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GL_FRAGMENT_SHADER);
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fsr = std::make_unique<FSR>();
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// Generate presentation sampler
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present_sampler.Create();
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glSamplerParameteri(present_sampler.handle, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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@ -269,7 +267,7 @@ void BlitScreen::DrawScreen(const Tegra::FramebufferConfig& framebuffer,
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glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
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glDepthRangeIndexed(0, 0.0, 0.0);
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glBindTextureUnit(0, info.display_texture);
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GLuint texture = info.display_texture;
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auto anti_aliasing = Settings::values.anti_aliasing.GetValue();
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if (anti_aliasing >= Settings::AntiAliasing::MaxEnum) {
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@ -296,10 +294,10 @@ void BlitScreen::DrawScreen(const Tegra::FramebufferConfig& framebuffer,
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switch (anti_aliasing) {
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case Settings::AntiAliasing::Fxaa: {
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glBindTextureUnit(0, fxaa->Draw(program_manager, info.display_texture));
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texture = fxaa->Draw(program_manager, info.display_texture);
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} break;
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case Settings::AntiAliasing::Smaa: {
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glBindTextureUnit(0, smaa->Draw(program_manager, info.display_texture));
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texture = smaa->Draw(program_manager, info.display_texture);
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} break;
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default:
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UNREACHABLE();
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@ -311,34 +309,37 @@ void BlitScreen::DrawScreen(const Tegra::FramebufferConfig& framebuffer,
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glDisablei(GL_SCISSOR_TEST, 0);
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if (Settings::values.scaling_filter.GetValue() == Settings::ScalingFilter::Fsr) {
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if (!fsr->AreBuffersInitialized()) {
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fsr->InitBuffers();
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GLint old_read_fb;
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GLint old_draw_fb;
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glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING, &old_read_fb);
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glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &old_draw_fb);
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if (!fsr || fsr->NeedsRecreation(layout.screen)) {
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fsr = std::make_unique<FSR>(layout.screen.GetWidth(), layout.screen.GetHeight());
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}
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glBindSampler(0, present_sampler.handle);
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fsr->Draw(program_manager, layout.screen, info.scaled_width, info.scaled_height, crop);
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} else {
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if (fsr->AreBuffersInitialized()) {
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fsr->ReleaseBuffers();
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}
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texture = fsr->Draw(program_manager, texture, info.scaled_width, info.scaled_height, crop);
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glBindFramebuffer(GL_READ_FRAMEBUFFER, old_read_fb);
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glBindFramebuffer(GL_DRAW_FRAMEBUFFER, old_draw_fb);
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}
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glBindTextureUnit(0, texture);
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const std::array ortho_matrix =
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MakeOrthographicMatrix(static_cast<float>(layout.width), static_cast<float>(layout.height));
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const auto fragment_handle = [this]() {
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switch (Settings::values.scaling_filter.GetValue()) {
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case Settings::ScalingFilter::NearestNeighbor:
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case Settings::ScalingFilter::Bilinear:
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return present_bilinear_fragment.handle;
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case Settings::ScalingFilter::Bicubic:
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return present_bicubic_fragment.handle;
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case Settings::ScalingFilter::Gaussian:
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return present_gaussian_fragment.handle;
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case Settings::ScalingFilter::ScaleForce:
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return present_scaleforce_fragment.handle;
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case Settings::ScalingFilter::NearestNeighbor:
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case Settings::ScalingFilter::Bilinear:
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case Settings::ScalingFilter::Fsr:
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return fsr->GetPresentFragmentProgram().handle;
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default:
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return present_bilinear_fragment.handle;
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}
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@ -19,7 +19,7 @@ using namespace FSR;
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using FsrConstants = std::array<u32, 4 * 4>;
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FSR::FSR() {
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FSR::FSR(u32 output_width_, u32 output_height_) : width(output_width_), height(output_height_) {
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std::string fsr_source{HostShaders::OPENGL_FIDELITYFX_FSR_FRAG};
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ReplaceInclude(fsr_source, "ffx_a.h", HostShaders::FFX_A_H);
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ReplaceInclude(fsr_source, "ffx_fsr1.h", HostShaders::FFX_FSR1_H);
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@ -29,94 +29,70 @@ FSR::FSR() {
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ReplaceInclude(fsr_easu_source, "opengl_fidelityfx_fsr.frag", fsr_source);
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ReplaceInclude(fsr_rcas_source, "opengl_fidelityfx_fsr.frag", fsr_source);
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fsr_vertex = CreateProgram(HostShaders::FULL_SCREEN_TRIANGLE_VERT, GL_VERTEX_SHADER);
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fsr_easu_frag = CreateProgram(fsr_easu_source, GL_FRAGMENT_SHADER);
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fsr_rcas_frag = CreateProgram(fsr_rcas_source, GL_FRAGMENT_SHADER);
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vert = CreateProgram(HostShaders::FULL_SCREEN_TRIANGLE_VERT, GL_VERTEX_SHADER);
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easu_frag = CreateProgram(fsr_easu_source, GL_FRAGMENT_SHADER);
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rcas_frag = CreateProgram(fsr_rcas_source, GL_FRAGMENT_SHADER);
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glProgramUniform2f(fsr_vertex.handle, 0, 1.0f, 1.0f);
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glProgramUniform2f(fsr_vertex.handle, 1, 0.0f, 0.0f);
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glProgramUniform2f(vert.handle, 0, 1.0f, -1.0f);
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glProgramUniform2f(vert.handle, 1, 0.0f, 1.0f);
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sampler = CreateBilinearSampler();
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framebuffer.Create();
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easu_tex.Create(GL_TEXTURE_2D);
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glTextureStorage2D(easu_tex.handle, 1, GL_RGBA16F, width, height);
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rcas_tex.Create(GL_TEXTURE_2D);
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glTextureStorage2D(rcas_tex.handle, 1, GL_RGBA16F, width, height);
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}
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FSR::~FSR() = default;
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void FSR::Draw(ProgramManager& program_manager, const Common::Rectangle<u32>& screen,
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u32 input_image_width, u32 input_image_height,
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const Common::Rectangle<f32>& crop_rect) {
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const auto output_image_width = screen.GetWidth();
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const auto output_image_height = screen.GetHeight();
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if (fsr_intermediate_tex.handle) {
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GLint fsr_tex_width, fsr_tex_height;
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glGetTextureLevelParameteriv(fsr_intermediate_tex.handle, 0, GL_TEXTURE_WIDTH,
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&fsr_tex_width);
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glGetTextureLevelParameteriv(fsr_intermediate_tex.handle, 0, GL_TEXTURE_HEIGHT,
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&fsr_tex_height);
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if (static_cast<u32>(fsr_tex_width) != output_image_width ||
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static_cast<u32>(fsr_tex_height) != output_image_height) {
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fsr_intermediate_tex.Release();
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}
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}
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if (!fsr_intermediate_tex.handle) {
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fsr_intermediate_tex.Create(GL_TEXTURE_2D);
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glTextureStorage2D(fsr_intermediate_tex.handle, 1, GL_RGB16F, output_image_width,
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output_image_height);
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glNamedFramebufferTexture(fsr_framebuffer.handle, GL_COLOR_ATTACHMENT0,
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fsr_intermediate_tex.handle, 0);
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}
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GLint old_draw_fb;
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glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &old_draw_fb);
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glFrontFace(GL_CW);
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glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fsr_framebuffer.handle);
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glViewportIndexedf(0, 0.0f, 0.0f, static_cast<GLfloat>(output_image_width),
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static_cast<GLfloat>(output_image_height));
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GLuint FSR::Draw(ProgramManager& program_manager, GLuint texture, u32 input_image_width,
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u32 input_image_height, const Common::Rectangle<f32>& crop_rect) {
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const f32 input_width = static_cast<f32>(input_image_width);
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const f32 input_height = static_cast<f32>(input_image_height);
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const f32 output_width = static_cast<f32>(screen.GetWidth());
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const f32 output_height = static_cast<f32>(screen.GetHeight());
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const f32 output_width = static_cast<f32>(width);
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const f32 output_height = static_cast<f32>(height);
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const f32 viewport_width = (crop_rect.right - crop_rect.left) * input_width;
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const f32 viewport_x = crop_rect.left * input_width;
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const f32 viewport_height = (crop_rect.bottom - crop_rect.top) * input_height;
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const f32 viewport_y = crop_rect.top * input_height;
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FsrConstants constants;
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FsrEasuConOffset(constants.data() + 0, constants.data() + 4, constants.data() + 8,
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constants.data() + 12, viewport_width, viewport_height, input_width,
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FsrConstants easu_con{};
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FsrConstants rcas_con{};
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FsrEasuConOffset(easu_con.data() + 0, easu_con.data() + 4, easu_con.data() + 8,
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easu_con.data() + 12, viewport_width, viewport_height, input_width,
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input_height, output_width, output_height, viewport_x, viewport_y);
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glProgramUniform4uiv(fsr_easu_frag.handle, 0, sizeof(constants), std::data(constants));
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program_manager.BindPresentPrograms(fsr_vertex.handle, fsr_easu_frag.handle);
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glDrawArrays(GL_TRIANGLES, 0, 3);
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glBindFramebuffer(GL_DRAW_FRAMEBUFFER, old_draw_fb);
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glBindTextureUnit(0, fsr_intermediate_tex.handle);
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const float sharpening =
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static_cast<float>(Settings::values.fsr_sharpening_slider.GetValue()) / 100.0f;
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FsrRcasCon(constants.data(), sharpening);
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glProgramUniform4uiv(fsr_rcas_frag.handle, 0, sizeof(constants), std::data(constants));
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FsrRcasCon(rcas_con.data(), sharpening);
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glProgramUniform4uiv(easu_frag.handle, 0, sizeof(easu_con), easu_con.data());
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glProgramUniform4uiv(rcas_frag.handle, 0, sizeof(rcas_con), rcas_con.data());
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glFrontFace(GL_CW);
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glBindFramebuffer(GL_DRAW_FRAMEBUFFER, framebuffer.handle);
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glNamedFramebufferTexture(framebuffer.handle, GL_COLOR_ATTACHMENT0, easu_tex.handle, 0);
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glViewportIndexedf(0, 0.0f, 0.0f, output_width, output_height);
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program_manager.BindPresentPrograms(vert.handle, easu_frag.handle);
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glBindTextureUnit(0, texture);
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glBindSampler(0, sampler.handle);
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glDrawArrays(GL_TRIANGLES, 0, 3);
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glNamedFramebufferTexture(framebuffer.handle, GL_COLOR_ATTACHMENT0, rcas_tex.handle, 0);
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program_manager.BindPresentPrograms(vert.handle, rcas_frag.handle);
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glBindTextureUnit(0, easu_tex.handle);
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glDrawArrays(GL_TRIANGLES, 0, 3);
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return rcas_tex.handle;
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}
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void FSR::InitBuffers() {
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fsr_framebuffer.Create();
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}
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void FSR::ReleaseBuffers() {
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fsr_framebuffer.Release();
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fsr_intermediate_tex.Release();
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}
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const OGLProgram& FSR::GetPresentFragmentProgram() const noexcept {
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return fsr_rcas_frag;
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}
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bool FSR::AreBuffersInitialized() const noexcept {
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return fsr_framebuffer.handle;
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bool FSR::NeedsRecreation(const Common::Rectangle<u32>& screen) {
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return screen.GetWidth() != width || screen.GetHeight() != height;
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}
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} // namespace OpenGL
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@ -16,27 +16,24 @@ class ProgramManager;
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class FSR {
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public:
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explicit FSR();
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explicit FSR(u32 output_width, u32 output_height);
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~FSR();
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void Draw(ProgramManager& program_manager, const Common::Rectangle<u32>& screen,
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u32 input_image_width, u32 input_image_height,
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const Common::Rectangle<f32>& crop_rect);
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GLuint Draw(ProgramManager& program_manager, GLuint texture, u32 input_image_width,
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u32 input_image_height, const Common::Rectangle<f32>& crop_rect);
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void InitBuffers();
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void ReleaseBuffers();
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[[nodiscard]] const OGLProgram& GetPresentFragmentProgram() const noexcept;
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[[nodiscard]] bool AreBuffersInitialized() const noexcept;
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bool NeedsRecreation(const Common::Rectangle<u32>& screen);
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private:
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OGLFramebuffer fsr_framebuffer;
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OGLProgram fsr_vertex;
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OGLProgram fsr_easu_frag;
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OGLProgram fsr_rcas_frag;
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OGLTexture fsr_intermediate_tex;
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const u32 width;
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const u32 height;
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OGLFramebuffer framebuffer;
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OGLSampler sampler;
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OGLProgram vert;
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OGLProgram easu_frag;
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OGLProgram rcas_frag;
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OGLTexture easu_tex;
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OGLTexture rcas_tex;
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};
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} // namespace OpenGL
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