lux/citra
1
0
Fork 0
mirror of https://git.h3cjp.net/H3cJP/citra.git synced 2024-11-22 13:42:44 +00:00
Code Issues Packages Projects Releases Wiki Activity

renderer_opengl: move out ownership of FSR resources

Browse source
This commit is contained in:
Liam 2024-01-15 14:28:03 -05:00
parent 2ed9586130
commit dd2918efd8
3 changed files with 77 additions and 103 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
src/video_core/renderer_opengl/gl_blit_screen.cpp
View file

@ -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);
if (!fsr || fsr->NeedsRecreation(layout.screen)) {
fsr = std::make_unique<FSR>(layout.screen.GetWidth(), layout.screen.GetHeight());
}
glBindSampler(0, present_sampler.handle);
fsr->Draw(program_manager, layout.screen, info.scaled_width, info.scaled_height, crop);
} else {
if (fsr->AreBuffersInitialized()) {
fsr->ReleaseBuffers();
}
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;
}

116
src/video_core/renderer_opengl/present/fsr.cpp
View file

@ -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);
sampler = CreateBilinearSampler();
framebuffer.Create();
easu_tex.Create(GL_TEXTURE_2D);
glTextureStorage2D(easu_tex.handle, 1, GL_RGBA16F, width, height);
rcas_tex.Create(GL_TEXTURE_2D);
glTextureStorage2D(rcas_tex.handle, 1, GL_RGBA16F, width, height);
}
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));
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,
FsrConstants easu_con{};
FsrConstants rcas_con{};
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);
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));
FsrRcasCon(rcas_con.data(), sharpening);
glProgramUniform4uiv(easu_frag.handle, 0, sizeof(easu_con), easu_con.data());
glProgramUniform4uiv(rcas_frag.handle, 0, sizeof(rcas_con), rcas_con.data());
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);
return rcas_tex.handle;
}
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;
bool FSR::NeedsRecreation(const Common::Rectangle<u32>& screen) {
return screen.GetWidth() != width || screen.GetHeight() != height;
}
} // namespace OpenGL

29
src/video_core/renderer_opengl/present/fsr.h
View file

@ -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