OpenGL: fix FXAA with scaling

This commit is contained in:
Marshall Mohror 2021-10-20 21:40:02 -05:00 committed by Fernando Sahmkow
parent 48cf376462
commit 056894f07a
2 changed files with 31 additions and 9 deletions

View File

@ -213,7 +213,9 @@ void RendererOpenGL::LoadFBToScreenInfo(const Tegra::FramebufferConfig& framebuf
framebuffer_crop_rect = framebuffer.crop_rect;
const VAddr framebuffer_addr{framebuffer.address + framebuffer.offset};
if (rasterizer.AccelerateDisplay(framebuffer, framebuffer_addr, framebuffer.stride)) {
screen_info.was_accelerated =
rasterizer.AccelerateDisplay(framebuffer, framebuffer_addr, framebuffer.stride);
if (screen_info.was_accelerated) {
return;
}
@ -346,7 +348,9 @@ void RendererOpenGL::ConfigureFramebufferTexture(TextureInfo& texture,
glTextureStorage2D(texture.resource.handle, 1, internal_format, texture.width, texture.height);
fxaa_texture.Release();
fxaa_texture.Create(GL_TEXTURE_2D);
glTextureStorage2D(fxaa_texture.handle, 1, GL_RGBA16F, texture.width, texture.height);
glTextureStorage2D(fxaa_texture.handle, 1, GL_RGBA16F,
Settings::values.resolution_info.ScaleUp(screen_info.texture.width),
Settings::values.resolution_info.ScaleUp(screen_info.texture.height));
glNamedFramebufferTexture(fxaa_framebuffer.handle, GL_COLOR_ATTACHMENT0, fxaa_texture.handle,
0);
}
@ -397,13 +401,25 @@ void RendererOpenGL::DrawScreen(const Layout::FramebufferLayout& layout) {
program_manager.BindPresentPrograms(fxaa_vertex.handle, fxaa_fragment.handle);
glEnablei(GL_SCISSOR_TEST, 0);
glScissorIndexed(0, 0, 0,
framebuffer_crop_rect.GetWidth() != 0 ? framebuffer_crop_rect.GetWidth()
: screen_info.texture.width,
framebuffer_crop_rect.GetHeight() != 0 ? framebuffer_crop_rect.GetHeight()
: screen_info.texture.height);
glViewportIndexedf(0, 0.0f, 0.0f, static_cast<GLfloat>(screen_info.texture.width),
static_cast<GLfloat>(screen_info.texture.height));
auto viewport_width = screen_info.texture.width;
auto scissor_width = framebuffer_crop_rect.GetWidth();
if (scissor_width <= 0) {
scissor_width = viewport_width;
}
auto viewport_height = screen_info.texture.height;
auto scissor_height = framebuffer_crop_rect.GetHeight();
if (scissor_height <= 0) {
scissor_height = viewport_height;
}
if (screen_info.was_accelerated) {
viewport_width = Settings::values.resolution_info.ScaleUp(viewport_width);
scissor_width = Settings::values.resolution_info.ScaleUp(scissor_width);
viewport_height = Settings::values.resolution_info.ScaleUp(viewport_height);
scissor_height = Settings::values.resolution_info.ScaleUp(scissor_height);
}
glScissorIndexed(0, 0, 0, scissor_width, scissor_height);
glViewportIndexedf(0, 0.0f, 0.0f, static_cast<GLfloat>(viewport_width),
static_cast<GLfloat>(viewport_height));
glDepthRangeIndexed(0, 0.0, 0.0);
glBindSampler(0, present_sampler.handle);
@ -487,6 +503,11 @@ void RendererOpenGL::DrawScreen(const Layout::FramebufferLayout& layout) {
scale_v = static_cast<f32>(framebuffer_crop_rect.GetHeight()) /
static_cast<f32>(screen_info.texture.height);
}
if (Settings::values.anti_aliasing.GetValue() == Settings::AntiAliasing::Fxaa &&
!screen_info.was_accelerated) {
scale_u /= Settings::values.resolution_info.up_factor;
scale_v /= Settings::values.resolution_info.up_factor;
}
const auto& screen = layout.screen;
const std::array vertices = {

View File

@ -50,6 +50,7 @@ struct TextureInfo {
/// Structure used for storing information about the display target for the Switch screen
struct ScreenInfo {
GLuint display_texture{};
bool was_accelerated = false;
bool display_srgb{};
const Common::Rectangle<float> display_texcoords{0.0f, 0.0f, 1.0f, 1.0f};
TextureInfo texture;