main: kill msaa

1 files changed, 2 insertions, 42 deletions

diff --git a/main/draw.cpp b/main/draw.cpp
index 18d64675..6b6c39a4 100644
--- a/main/draw.cpp
+++ b/main/draw.cpp
@@ -15,28 +15,6 @@ void main_impl::recalc_viewport(Vector2i size) noexcept
     update_window_state();
     _shader.set_scale(Vector2{size});
     GL::defaultFramebuffer.setViewport({{}, size });
-    if (_msaa_color.id())
-        _msaa_framebuffer.detach(GL::Framebuffer::ColorAttachment{0});
-    if (_msaa_depth.id())
-        _msaa_framebuffer.detach(GL::Framebuffer::BufferAttachment::DepthStencil);
-    if (_msaa_framebuffer.id())
-        _msaa_framebuffer.setViewport({{}, size});
-    else
-        _msaa_framebuffer = GL::Framebuffer{{{}, size}};
-
-    const int samples = std::min(_msaa_color.maxSamples(), (int)s.msaa_samples);
-    if (samples != s.msaa_samples)
-        fm_warn_once("using only %d MSAA samples (instead of %hhu)", samples, s.msaa_samples);
-    if (s.msaa_samples > 0) {
-        // color
-        _msaa_color = Magnum::GL::Renderbuffer{};
-        _msaa_color.setStorageMultisample(samples, GL::RenderbufferFormat::RGBA8, size);
-        _msaa_framebuffer.attachRenderbuffer(GL::Framebuffer::ColorAttachment{0}, _msaa_color);
-        // depth
-        _msaa_depth = Magnum::GL::Renderbuffer{};
-        _msaa_depth.setStorageMultisample(samples, GL::RenderbufferFormat::DepthStencil, size);
-        _msaa_framebuffer.attachRenderbuffer(GL::Framebuffer::BufferAttachment::DepthStencil, _msaa_depth);
-    }
 
     // -- state ---
     using R = GL::Renderer;
@@ -100,10 +78,7 @@ void main_impl::draw_world() noexcept
 
     GL::Renderer::enable(GL::Renderer::Feature::DepthTest);
     constexpr float clear_depth = 0;
-    if (s.msaa_samples == 0)
-        GL::defaultFramebuffer.clearDepthStencil(clear_depth, 0);
-    else
-        _msaa_framebuffer.clearDepthStencil(clear_depth, 0);
+    GL::defaultFramebuffer.clearDepthStencil(clear_depth, 0);
     for (std::int16_t y = miny; y <= maxy; y++)
         for (std::int16_t x = minx; x <= maxx; x++)
         {
@@ -208,24 +183,9 @@ void main_impl::drawEvent()
     {
         const auto clear_color = 0x222222ff_rgbaf;
 
-        if (s.msaa_samples == 0)
-            GL::defaultFramebuffer.clearColor(clear_color);
-        else
-        {
-            _msaa_framebuffer.clearColor(0, clear_color);
-            _msaa_framebuffer.bind();
-        }
+        GL::defaultFramebuffer.clearColor(clear_color);
 
         draw_world();
-        app.draw_msaa();
-
-        if (s.msaa_samples > 0)
-        {
-            GL::defaultFramebuffer.bind();
-            using Blit = GL::FramebufferBlit;
-            constexpr auto blit_mask = Blit::Color | Blit::Depth | Blit::Stencil;
-            GL::Framebuffer::blit(_msaa_framebuffer, GL::defaultFramebuffer, {{}, windowSize()}, blit_mask);
-        }
         _shader.set_tint({1, 1, 1, 1});
         draw_anim();
     }