preset: generalize framebuffer format override

librashader-presets/src/parse/preset.rs

@@ -1,3 +1,4 @@
+use librashader_common::ImageFormat;
 use crate::parse::remove_if;
 use crate::parse::value::Value;
 use crate::{ParameterConfig, Scale2D, Scaling, ShaderPassConfig, ShaderPreset, TextureConfig};
@@ -112,6 +113,30 @@ pub fn resolve_values(mut values: Vec<Value>) -> ShaderPreset {
                 scale_y = scale;
             }
 
+            let srgb_frambuffer = shader_values
+                .iter()
+                .find_map(|f| match f {
+                    Value::SrgbFramebuffer(_, value) => Some(*value),
+                    _ => None,
+                })
+                .unwrap_or(false);
+
+            let float_framebuffer = shader_values
+                .iter()
+                .find_map(|f| match f {
+                    Value::FloatFramebuffer(_, value) => Some(*value),
+                    _ => None,
+                })
+                .unwrap_or(false);
+
+            let framebuffer_format = if srgb_frambuffer {
+                Some(ImageFormat::R8G8B8A8Srgb)
+            } else if float_framebuffer {
+                Some(ImageFormat::R16G16B16A16Sfloat)
+            } else {
+                None
+            };
+
             let shader = ShaderPassConfig {
                 id,
                 name,
@@ -140,20 +165,7 @@ pub fn resolve_values(mut values: Vec<Value>) -> ShaderPreset {
                         _ => None,
                     })
                     .unwrap_or(0),
-                srgb_framebuffer: shader_values
-                    .iter()
-                    .find_map(|f| match f {
-                        Value::SrgbFramebuffer(_, value) => Some(*value),
-                        _ => None,
-                    })
-                    .unwrap_or(false),
-                float_framebuffer: shader_values
-                    .iter()
-                    .find_map(|f| match f {
-                        Value::FloatFramebuffer(_, value) => Some(*value),
-                        _ => None,
-                    })
-                    .unwrap_or(false),
+                framebuffer_format_override: framebuffer_format,
                 mipmap_input: shader_values
                     .iter()
                     .find_map(|f| match f {

librashader-presets/src/preset.rs

@@ -19,10 +19,11 @@ pub struct ShaderPassConfig {
     pub wrap_mode: WrapMode,
     /// The number to which to wrap the frame count before passing it to the uniforms.
     pub frame_count_mod: u32,
-    /// Whether or not this shader pass expects an SRGB framebuffer output.
-    pub srgb_framebuffer: bool,
-    /// Whether or not this shader pass expects an float framebuffer output.
-    pub float_framebuffer: bool,
+    /// If the preset overrides the framebuffer format, get the format override.
+    ///
+    /// The precedence is always SRGB, then float. For quark shaders, this is
+    /// specified in the shader manifest.
+    pub framebuffer_format_override: Option<ImageFormat>,
     /// Whether or not to generate mipmaps for the input texture before passing to the shader.
     pub mipmap_input: bool,
     /// Specifies the scaling of the output framebuffer for this shader pass.
@@ -30,18 +31,6 @@ pub struct ShaderPassConfig {
 }
 
 impl ShaderPassConfig {
-    /// If the framebuffer expects a different format than what was defined in the
-    /// shader source, returns such format.
-    #[inline(always)]
-    pub fn get_format_override(&self) -> Option<ImageFormat> {
-        if self.srgb_framebuffer {
-            return Some(ImageFormat::R8G8B8A8Srgb);
-        } else if self.float_framebuffer {
-            return Some(ImageFormat::R16G16B16A16Sfloat);
-        }
-        None
-    }
-
     #[inline(always)]
     pub fn get_frame_count(&self, count: usize) -> u32 {
         (if self.frame_count_mod > 0 {

librashader-runtime-d3d12/src/filter_chain.rs

@@ -432,7 +432,7 @@ impl FilterChainD3D12 {
                     librashader_reflect::back::dxil::ShaderModel::ShaderModel6_0,
                 ))?;
 
-                let render_format = if let Some(format) = config.get_format_override() {
+                let render_format = if let Some(format) = config.framebuffer_format_override {
                     format
                 } else if source.format != ImageFormat::Unknown {
                     source.format

librashader-runtime-vk/src/filter_chain.rs

@@ -428,7 +428,7 @@ impl FilterChainVulkan {
 
                 let render_pass_format = if !use_render_pass {
                     vk::Format::UNDEFINED
-                } else if let Some(format) = config.get_format_override() {
+                } else if let Some(format) = config.framebuffer_format_override {
                     format.into()
                 } else if source.format != ImageFormat::Unknown {
                     source.format.into()

librashader-runtime/src/filter_pass.rs

@@ -13,7 +13,7 @@ pub trait FilterPassMeta {
     #[inline(always)]
     fn get_format(&self) -> ImageFormat {
         let fb_format = self.framebuffer_format();
-        if let Some(format) = self.config().get_format_override() {
+        if let Some(format) = self.config().framebuffer_format_override {
             format
         } else if fb_format == ImageFormat::Unknown {
             ImageFormat::R8G8B8A8Unorm