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-rw-r--r--src/video_core/renderer_opengl/gl_blit_screen.cpp35
-rw-r--r--src/video_core/renderer_opengl/present/fsr.cpp110
-rw-r--r--src/video_core/renderer_opengl/present/fsr.h29
3 files changed, 74 insertions, 100 deletions
diff --git a/src/video_core/renderer_opengl/gl_blit_screen.cpp b/src/video_core/renderer_opengl/gl_blit_screen.cpp
index 4e9d80d10..5f6221b9b 100644
--- a/src/video_core/renderer_opengl/gl_blit_screen.cpp
+++ b/src/video_core/renderer_opengl/gl_blit_screen.cpp
@@ -75,8 +75,6 @@ BlitScreen::BlitScreen(RasterizerOpenGL& rasterizer_,
CreateProgram(fmt::format("#version 460\n{}", HostShaders::OPENGL_PRESENT_SCALEFORCE_FRAG),
GL_FRAGMENT_SHADER);
- fsr = std::make_unique<FSR>();
-
// Generate presentation sampler
present_sampler.Create();
glSamplerParameteri(present_sampler.handle, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
@@ -269,7 +267,7 @@ void BlitScreen::DrawScreen(const Tegra::FramebufferConfig& framebuffer,
glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glDepthRangeIndexed(0, 0.0, 0.0);
- glBindTextureUnit(0, info.display_texture);
+ GLuint texture = info.display_texture;
auto anti_aliasing = Settings::values.anti_aliasing.GetValue();
if (anti_aliasing >= Settings::AntiAliasing::MaxEnum) {
@@ -296,10 +294,10 @@ void BlitScreen::DrawScreen(const Tegra::FramebufferConfig& framebuffer,
switch (anti_aliasing) {
case Settings::AntiAliasing::Fxaa: {
- glBindTextureUnit(0, fxaa->Draw(program_manager, info.display_texture));
+ texture = fxaa->Draw(program_manager, info.display_texture);
} break;
case Settings::AntiAliasing::Smaa: {
- glBindTextureUnit(0, smaa->Draw(program_manager, info.display_texture));
+ texture = smaa->Draw(program_manager, info.display_texture);
} break;
default:
UNREACHABLE();
@@ -311,34 +309,37 @@ void BlitScreen::DrawScreen(const Tegra::FramebufferConfig& framebuffer,
glDisablei(GL_SCISSOR_TEST, 0);
if (Settings::values.scaling_filter.GetValue() == Settings::ScalingFilter::Fsr) {
- if (!fsr->AreBuffersInitialized()) {
- fsr->InitBuffers();
- }
+ GLint old_read_fb;
+ GLint old_draw_fb;
+ glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING, &old_read_fb);
+ glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &old_draw_fb);
- glBindSampler(0, present_sampler.handle);
- fsr->Draw(program_manager, layout.screen, info.scaled_width, info.scaled_height, crop);
- } else {
- if (fsr->AreBuffersInitialized()) {
- fsr->ReleaseBuffers();
+ if (!fsr || fsr->NeedsRecreation(layout.screen)) {
+ fsr = std::make_unique<FSR>(layout.screen.GetWidth(), layout.screen.GetHeight());
}
+
+ texture = fsr->Draw(program_manager, texture, info.scaled_width, info.scaled_height, crop);
+
+ glBindFramebuffer(GL_READ_FRAMEBUFFER, old_read_fb);
+ glBindFramebuffer(GL_DRAW_FRAMEBUFFER, old_draw_fb);
}
+ glBindTextureUnit(0, texture);
+
const std::array ortho_matrix =
MakeOrthographicMatrix(static_cast<float>(layout.width), static_cast<float>(layout.height));
const auto fragment_handle = [this]() {
switch (Settings::values.scaling_filter.GetValue()) {
- case Settings::ScalingFilter::NearestNeighbor:
- case Settings::ScalingFilter::Bilinear:
- return present_bilinear_fragment.handle;
case Settings::ScalingFilter::Bicubic:
return present_bicubic_fragment.handle;
case Settings::ScalingFilter::Gaussian:
return present_gaussian_fragment.handle;
case Settings::ScalingFilter::ScaleForce:
return present_scaleforce_fragment.handle;
+ case Settings::ScalingFilter::NearestNeighbor:
+ case Settings::ScalingFilter::Bilinear:
case Settings::ScalingFilter::Fsr:
- return fsr->GetPresentFragmentProgram().handle;
default:
return present_bilinear_fragment.handle;
}
diff --git a/src/video_core/renderer_opengl/present/fsr.cpp b/src/video_core/renderer_opengl/present/fsr.cpp
index a5540bb0c..b764aadae 100644
--- a/src/video_core/renderer_opengl/present/fsr.cpp
+++ b/src/video_core/renderer_opengl/present/fsr.cpp
@@ -19,7 +19,7 @@ using namespace FSR;
using FsrConstants = std::array<u32, 4 * 4>;
-FSR::FSR() {
+FSR::FSR(u32 output_width_, u32 output_height_) : width(output_width_), height(output_height_) {
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);
@@ -29,94 +29,70 @@ FSR::FSR() {
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);
+ vert = CreateProgram(HostShaders::FULL_SCREEN_TRIANGLE_VERT, GL_VERTEX_SHADER);
+ easu_frag = CreateProgram(fsr_easu_source, GL_FRAGMENT_SHADER);
+ 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);
-}
+ glProgramUniform2f(vert.handle, 0, 1.0f, -1.0f);
+ glProgramUniform2f(vert.handle, 1, 0.0f, 1.0f);
-FSR::~FSR() = default;
+ sampler = CreateBilinearSampler();
+ framebuffer.Create();
-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);
+ easu_tex.Create(GL_TEXTURE_2D);
+ glTextureStorage2D(easu_tex.handle, 1, GL_RGBA16F, width, height);
- 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));
+ rcas_tex.Create(GL_TEXTURE_2D);
+ glTextureStorage2D(rcas_tex.handle, 1, GL_RGBA16F, width, height);
+}
+FSR::~FSR() = default;
+
+GLuint FSR::Draw(ProgramManager& program_manager, GLuint texture, u32 input_image_width,
+ u32 input_image_height, const Common::Rectangle<f32>& crop_rect) {
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 output_width = static_cast<f32>(width);
+ const f32 output_height = static_cast<f32>(height);
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);
+ FsrConstants easu_con{};
+ FsrConstants rcas_con{};
- glBindFramebuffer(GL_DRAW_FRAMEBUFFER, old_draw_fb);
- glBindTextureUnit(0, fsr_intermediate_tex.handle);
+ FsrEasuConOffset(easu_con.data() + 0, easu_con.data() + 4, easu_con.data() + 8,
+ easu_con.data() + 12, viewport_width, viewport_height, input_width,
+ input_height, output_width, output_height, viewport_x, viewport_y);
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));
-}
+ FsrRcasCon(rcas_con.data(), sharpening);
-void FSR::InitBuffers() {
- fsr_framebuffer.Create();
-}
+ glProgramUniform4uiv(easu_frag.handle, 0, sizeof(easu_con), easu_con.data());
+ glProgramUniform4uiv(rcas_frag.handle, 0, sizeof(rcas_con), rcas_con.data());
-void FSR::ReleaseBuffers() {
- fsr_framebuffer.Release();
- fsr_intermediate_tex.Release();
-}
+ glFrontFace(GL_CW);
+ glBindFramebuffer(GL_DRAW_FRAMEBUFFER, framebuffer.handle);
+ glNamedFramebufferTexture(framebuffer.handle, GL_COLOR_ATTACHMENT0, easu_tex.handle, 0);
+ glViewportIndexedf(0, 0.0f, 0.0f, output_width, output_height);
+ program_manager.BindPresentPrograms(vert.handle, easu_frag.handle);
+ glBindTextureUnit(0, texture);
+ glBindSampler(0, sampler.handle);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glNamedFramebufferTexture(framebuffer.handle, GL_COLOR_ATTACHMENT0, rcas_tex.handle, 0);
+ program_manager.BindPresentPrograms(vert.handle, rcas_frag.handle);
+ glBindTextureUnit(0, easu_tex.handle);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
-const OGLProgram& FSR::GetPresentFragmentProgram() const noexcept {
- return fsr_rcas_frag;
+ return rcas_tex.handle;
}
-bool FSR::AreBuffersInitialized() const noexcept {
- return fsr_framebuffer.handle;
+bool FSR::NeedsRecreation(const Common::Rectangle<u32>& screen) {
+ return screen.GetWidth() != width || screen.GetHeight() != height;
}
} // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/present/fsr.h b/src/video_core/renderer_opengl/present/fsr.h
index fa57c6f00..606935a01 100644
--- a/src/video_core/renderer_opengl/present/fsr.h
+++ b/src/video_core/renderer_opengl/present/fsr.h
@@ -16,27 +16,24 @@ class ProgramManager;
class FSR {
public:
- explicit FSR();
+ explicit FSR(u32 output_width, u32 output_height);
~FSR();
- void Draw(ProgramManager& program_manager, const Common::Rectangle<u32>& screen,
- u32 input_image_width, u32 input_image_height,
- const Common::Rectangle<f32>& crop_rect);
+ GLuint Draw(ProgramManager& program_manager, GLuint texture, u32 input_image_width,
+ u32 input_image_height, const Common::Rectangle<f32>& crop_rect);
- void InitBuffers();
-
- void ReleaseBuffers();
-
- [[nodiscard]] const OGLProgram& GetPresentFragmentProgram() const noexcept;
-
- [[nodiscard]] bool AreBuffersInitialized() const noexcept;
+ bool NeedsRecreation(const Common::Rectangle<u32>& screen);
private:
- OGLFramebuffer fsr_framebuffer;
- OGLProgram fsr_vertex;
- OGLProgram fsr_easu_frag;
- OGLProgram fsr_rcas_frag;
- OGLTexture fsr_intermediate_tex;
+ const u32 width;
+ const u32 height;
+ OGLFramebuffer framebuffer;
+ OGLSampler sampler;
+ OGLProgram vert;
+ OGLProgram easu_frag;
+ OGLProgram rcas_frag;
+ OGLTexture easu_tex;
+ OGLTexture rcas_tex;
};
} // namespace OpenGL
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 23:50:31 +0100