rt(mtl): update with new semantics

librashader-runtime-metal/src/filter_chain.rs

@@ -59,6 +59,7 @@ pub struct FilterChainMetal {
     feedback_framebuffers: Box<[OwnedTexture]>,
     history_framebuffers: VecDeque<OwnedTexture>,
     disable_mipmaps: bool,
+    default_options: FrameOptionsMetal
 }
 
 impl Debug for FilterChainMetal {
@@ -309,6 +310,7 @@ impl FilterChainMetal {
             feedback_framebuffers,
             history_framebuffers,
             disable_mipmaps: options.map(|f| f.force_no_mipmaps).unwrap_or(false),
+            default_options: Default::default(),
         })
     }
 
@@ -370,6 +372,7 @@ impl FilterChainMetal {
         OwnedTexture::scale_framebuffers_with_context(
             get_texture_size(&source.texture).into(),
             get_texture_size(viewport.output),
+            get_texture_size(&original.texture).into(),
             &mut self.output_framebuffers,
             &mut self.feedback_framebuffers,
             passes,
@@ -389,7 +392,7 @@ impl FilterChainMetal {
 
         let passes_len = passes.len();
         let (pass, last) = passes.split_at_mut(passes_len - 1);
-        let frame_direction = options.map_or(1, |f| f.frame_direction);
+        let options = options.unwrap_or(&self.default_options);
 
         let mipmapper = cmd_buffer
             .blitCommandEncoder()
@@ -407,7 +410,7 @@ impl FilterChainMetal {
                 index,
                 &self.common,
                 pass.config.get_frame_count(frame_count),
-                frame_direction,
+                options,
                 viewport,
                 &original,
                 &source,
@@ -445,7 +448,7 @@ impl FilterChainMetal {
                 passes_len - 1,
                 &self.common,
                 pass.config.get_frame_count(frame_count),
-                frame_direction,
+                options,
                 viewport,
                 &original,
                 &source,

librashader-runtime-metal/src/filter_pass.rs

@@ -10,13 +10,14 @@ use librashader_preprocess::ShaderSource;
 use librashader_presets::ShaderPassConfig;
 use librashader_reflect::reflect::semantics::{MemberOffset, TextureBinding, UniformBinding};
 use librashader_reflect::reflect::ShaderReflection;
-use librashader_runtime::binding::{BindSemantics, TextureInput};
+use librashader_runtime::binding::{BindSemantics, TextureInput, UniformInputs};
 use librashader_runtime::filter_pass::FilterPassMeta;
 use librashader_runtime::quad::QuadType;
 use librashader_runtime::render_target::RenderTarget;
 use librashader_runtime::uniforms::{NoUniformBinder, UniformStorage};
 use objc2::runtime::ProtocolObject;
 use rustc_hash::FxHashMap;
+use crate::options::FrameOptionsMetal;
 
 impl TextureInput for InputTexture {
     fn size(&self) -> Size<u32> {
@@ -66,7 +67,7 @@ impl FilterPass {
         pass_index: usize,
         parent: &FilterCommon,
         frame_count: u32,
-        frame_direction: i32,
+        options: &FrameOptionsMetal,
         viewport: &Viewport<&ProtocolObject<dyn MTLTexture>>,
         original: &InputTexture,
         source: &InputTexture,
@@ -80,7 +81,7 @@ impl FilterPass {
             parent,
             output.mvp,
             frame_count,
-            frame_direction,
+            options,
             get_texture_size(output.output),
             get_texture_size(viewport.output),
             original,
@@ -120,7 +121,7 @@ impl FilterPass {
         parent: &FilterCommon,
         mvp: &[f32; 16],
         frame_count: u32,
-        frame_direction: i32,
+        options: &FrameOptionsMetal,
         fb_size: Size<u32>,
         viewport_size: Size<u32>,
         original: &InputTexture,
@@ -132,11 +133,16 @@ impl FilterPass {
             &parent.samplers,
             &mut self.uniform_storage,
             &mut renderpass,
-            mvp,
-            frame_count,
-            frame_direction,
-            fb_size,
-            viewport_size,
+            UniformInputs {
+                mvp,
+                frame_count,
+                rotation: options.rotation,
+                total_subframes: options.total_subframes,
+                current_subframe: options.current_subframe,
+                frame_direction: options.frame_direction,
+                framebuffer_size: fb_size,
+                viewport_size,
+            },
             original,
             source,
             &self.uniform_bindings,

librashader-runtime-metal/src/options.rs

@@ -1,15 +1,7 @@
 //! Metal shader runtime options.
 
-/// Options for each Vulkan shader frame.
-#[repr(C)]
-#[derive(Default, Debug, Clone)]
-pub struct FrameOptionsMetal {
-    /// Whether or not to clear the history buffers.
-    pub clear_history: bool,
-    /// The direction of rendering.
-    /// -1 indicates that the frames are played in reverse order.
-    pub frame_direction: i32,
-}
+use librashader_runtime::impl_default_frame_options;
+impl_default_frame_options!(FrameOptionsMetal);
 
 /// Options for filter chain creation.
 #[repr(C)]

librashader-runtime-metal/src/texture.rs

@@ -92,9 +92,10 @@ impl OwnedTexture {
         format: MTLPixelFormat,
         viewport_size: &Size<u32>,
         source_size: &Size<u32>,
+        original_size: &Size<u32>,
         mipmap: bool,
     ) -> Result<Size<u32>> {
-        let size = source_size.scale_viewport(scaling, *viewport_size);
+        let size = source_size.scale_viewport(scaling, *viewport_size, *original_size);
 
         if self.size != size
             || (mipmap && self.max_miplevels == 1)
@@ -155,6 +156,7 @@ impl ScaleFramebuffer for OwnedTexture {
         format: ImageFormat,
         viewport_size: &Size<u32>,
         source_size: &Size<u32>,
+        original_size: &Size<u32>,
         should_mipmap: bool,
         context: &Self::Context,
     ) -> std::result::Result<Size<u32>, Self::Error> {
@@ -164,6 +166,7 @@ impl ScaleFramebuffer for OwnedTexture {
             format.into(),
             viewport_size,
             source_size,
+            original_size,
             should_mipmap,
         )?)
     }