Draw water

voxygen/src/render/mod.rs

@@ -24,7 +24,7 @@ pub use self::{
             BoneData as FigureBoneData, BoneMeshes, FigureLayout, FigureModel,
             Locals as FigureLocals,
         },
-        fluid::Vertex as FluidVertex,
+        fluid::{BindGroup as FluidWaves, Vertex as FluidVertex},
         lod_terrain::{LodData, Vertex as LodTerrainVertex},
         particle::{Instance as ParticleInstance, Vertex as ParticleVertex},
         postprocess::Locals as PostProcessLocals,

voxygen/src/render/pipelines/fluid.rs

@@ -1,4 +1,4 @@
-use super::super::{AaMode, GlobalsLayouts, TerrainLayout};
+use super::super::{AaMode, GlobalsLayouts, TerrainLayout, Texture};
 use bytemuck::{Pod, Zeroable};
 use vek::*;
 
@@ -43,6 +43,11 @@ impl Vertex {
     }
 }
 
+pub struct BindGroup {
+    pub(in super::super) bind_group: wgpu::BindGroup,
+    waves: Texture,
+}
+
 pub struct FluidLayout {
     pub waves: wgpu::BindGroupLayout,
 }
@@ -76,6 +81,25 @@ impl FluidLayout {
             }),
         }
     }
+
+    pub fn bind(&self, device: &wgpu::Device, waves: Texture) -> BindGroup {
+        let bind_group = device.create_bind_group(&wgpu::BindGroupDescriptor {
+            label: None,
+            layout: &self.waves,
+            entries: &[
+                wgpu::BindGroupEntry {
+                    binding: 0,
+                    resource: wgpu::BindingResource::TextureView(&waves.view),
+                },
+                wgpu::BindGroupEntry {
+                    binding: 1,
+                    resource: wgpu::BindingResource::Sampler(&waves.sampler),
+                },
+            ],
+        });
+
+        BindGroup { bind_group, waves }
+    }
 }
 
 pub struct FluidPipeline {

voxygen/src/render/pipelines/mod.rs

@@ -15,7 +15,6 @@ use crate::scene::camera::CameraMode;
 use bytemuck::{Pod, Zeroable};
 use common::terrain::BlockKind;
 use vek::*;
-use wgpu::BindGroup;
 
 pub const MAX_POINT_LIGHT_COUNT: usize = 31;
 pub const MAX_FIGURE_SHADOW_COUNT: usize = 24;
@@ -243,7 +242,7 @@ pub struct GlobalsLayouts {
 }
 
 pub struct ColLights<Locals> {
-    pub bind_group: BindGroup,
+    pub bind_group: wgpu::BindGroup,
     pub texture: Texture,
     phantom: std::marker::PhantomData<Locals>,
 }

voxygen/src/render/renderer/binding.rs

@@ -1,7 +1,9 @@
 use super::{
     super::{
         consts::Consts,
-        pipelines::{figure, lod_terrain, terrain, ui, ColLights, GlobalModel, GlobalsBindGroup},
+        pipelines::{
+            figure, fluid, lod_terrain, terrain, ui, ColLights, GlobalModel, GlobalsBindGroup,
+        },
         texture::Texture,
     },
     Renderer,
@@ -64,4 +66,8 @@ impl Renderer {
     pub fn terrain_bind_col_light(&self, col_light: Texture) -> ColLights<terrain::Locals> {
         self.layouts.global.bind_col_light(&self.device, col_light)
     }
+
+    pub fn fluid_bind_waves(&self, texture: Texture) -> fluid::BindGroup {
+        self.layouts.fluid.bind(&self.device, texture)
+    }
 }

voxygen/src/render/renderer/drawer.rs

@@ -181,28 +181,16 @@ impl<'a> FirstPassDrawer<'a> {
         self.render_pass.draw(0..model.len() as u32, 0..1)
     }
 
-    /*pub fn draw_fluid<'b: 'a>(
-        &mut self,
-        model: &'b Model,
-        locals: &'b Consts<terrain::Locals>,
-        waves: &'b Consts<fluid::Locals>,
-        globals: &'b Consts<Globals>,
-        lights: &'b Consts<Light>,
-        shadows: &'b Consts<Shadow>,
-        verts: Range<u32>,
-    ) {
+    pub fn draw_particles(&mut self) -> ParticleDrawer<'_, 'a> {
         self.render_pass
-            .set_pipeline(&self.renderer.fluid_pipeline.pipeline);
-        self.render_pass.set_bind_group(0, &globals.bind_group, &[]);
-        self.render_pass.set_bind_group(1, &lights.bind_group, &[]);
-        self.render_pass.set_bind_group(2, &shadows.bind_group, &[]);
-        self.render_pass.set_bind_group(3, &locals.bind_group, &[]);
-        self.render_pass.set_bind_group(4, &waves.bind_group, &[]);
-        self.render_pass.set_vertex_buffer(0, &model.vbuf, 0, 0);
-        self.render_pass.draw(verts, 0..1);
+            .set_pipeline(&self.renderer.particle_pipeline.pipeline);
+
+        ParticleDrawer {
+            render_pass: &mut self.render_pass,
+        }
     }
 
-    pub fn draw_sprite<'b: 'a>(
+    /*pub fn draw_sprite<'b: 'a>(
         &mut self,
         model: &'b Model,
         instances: &'a Instances<sprite::Instance>,
@@ -221,11 +209,12 @@ impl<'a> FirstPassDrawer<'a> {
         self.render_pass.draw(verts, 0..instances.count() as u32);
     }*/
 
-    pub fn draw_particles<'c>(&'c mut self) -> ParticleDrawer<'c, 'a> {
+    pub fn draw_fluid<'b: 'a>(&mut self, waves: &'b fluid::BindGroup) -> FluidDrawer<'_, 'a> {
         self.render_pass
-            .set_pipeline(&self.renderer.particle_pipeline.pipeline);
+            .set_pipeline(&self.renderer.fluid_pipeline.pipeline);
+        self.render_pass.set_bind_group(1, &waves.bind_group, &[]);
 
-        ParticleDrawer {
+        FluidDrawer {
             render_pass: &mut self.render_pass,
         }
     }
@@ -236,7 +225,7 @@ pub struct ParticleDrawer<'pass_ref, 'pass: 'pass_ref> {
 }
 
 impl<'pass_ref, 'pass: 'pass_ref> ParticleDrawer<'pass_ref, 'pass> {
-    // Note: if we ever need to draw less than the whole model, this api can be
+    // Note: if we ever need to draw less than the whole model, these APIs can be
     // changed
     pub fn draw<'data: 'pass>(
         &mut self,
@@ -252,6 +241,22 @@ impl<'pass_ref, 'pass: 'pass_ref> ParticleDrawer<'pass_ref, 'pass> {
     }
 }
 
+pub struct FluidDrawer<'pass_ref, 'pass: 'pass_ref> {
+    render_pass: &'pass_ref mut wgpu::RenderPass<'pass>,
+}
+
+impl<'pass_ref, 'pass: 'pass_ref> FluidDrawer<'pass_ref, 'pass> {
+    pub fn draw<'data: 'pass>(
+        &mut self,
+        model: &'data Model<fluid::Vertex>,
+        locals: &'data terrain::BoundLocals,
+    ) {
+        self.render_pass.set_vertex_buffer(0, model.buf().slice(..));
+        self.render_pass.set_bind_group(2, &locals.bind_group, &[]);
+        self.render_pass.draw(0..model.len() as u32, 0..1);
+    }
+}
+
 pub struct SecondPassDrawer<'a> {
     pub(super) render_pass: wgpu::RenderPass<'a>,
     pub renderer: &'a Renderer,

voxygen/src/scene/mod.rs

@@ -1020,7 +1020,7 @@ impl Scene {
         self.figure_mgr
             .render_player(drawer, state, player_entity, tick, global, lod, camera_data);
 
-        self.terrain.render(drawer, global, lod, focus_pos);
+        self.terrain.render(drawer, focus_pos);
 
         /* self.figure_mgr.render(
             renderer,
@@ -1037,14 +1037,12 @@ impl Scene {
         // Render the skybox.
         drawer.draw_skybox(&self.skybox.model);
 
-        /*self.terrain.render_translucent(
-            renderer,
-            global,
-            lod,
+        self.terrain.render_translucent(
+            drawer,
             focus_pos,
             cam_pos,
             scene_data.sprite_render_distance,
-        );*/
+        );
 
         // Render particle effects.
         self.particle_mgr

voxygen/src/scene/terrain.rs

@@ -9,9 +9,9 @@ use crate::{
     },
     render::{
         pipelines::{self, ColLights},
-        ColLightInfo, Consts, FirstPassDrawer, FluidVertex, GlobalModel, Instances, LodData, Mesh,
-        Model, RenderError, Renderer, SpriteInstance, SpriteLocals, SpriteVertex, TerrainLocals,
-        TerrainVertex, Texture,
+        ColLightInfo, Consts, FirstPassDrawer, FluidVertex, FluidWaves, GlobalModel, Instances,
+        LodData, Mesh, Model, RenderError, Renderer, SpriteInstance, SpriteLocals, SpriteVertex,
+        TerrainLocals, TerrainVertex, Texture,
     },
 };
 
@@ -332,7 +332,7 @@ pub struct Terrain<V: RectRasterableVol = TerrainChunk> {
     /// for any particular chunk; look at the `texture` field in
     /// `TerrainChunkData` for that.
     col_lights: ColLights<pipelines::terrain::Locals>,
-    waves: Texture,
+    waves: FluidWaves,
 
     phantom: PhantomData<V>,
 }
@@ -564,13 +564,17 @@ impl<V: RectRasterableVol> Terrain<V> {
             mesh_recv_overflow: 0.0,
             sprite_data: sprite_render_context.sprite_data,
             sprite_col_lights: sprite_render_context.sprite_col_lights,
-            waves: renderer
-                .create_texture(
-                    &assets::Image::load_expect("voxygen.texture.waves").read().0,
-                    Some(wgpu::FilterMode::Linear),
-                    Some(wgpu::AddressMode::Repeat),
-                )
-                .expect("Failed to create wave texture"),
+            waves: {
+                let waves_tex = renderer
+                    .create_texture(
+                        &assets::Image::load_expect("voxygen.texture.waves").read().0,
+                        Some(wgpu::FilterMode::Linear),
+                        Some(wgpu::AddressMode::Repeat),
+                    )
+                    .expect("Failed to create wave texture");
+
+                renderer.fluid_bind_waves(waves_tex)
+            },
             col_lights,
             phantom: PhantomData,
         }
@@ -1454,13 +1458,7 @@ impl<V: RectRasterableVol> Terrain<V> {
         });
     }
 
-    pub fn render<'a>(
-        &'a self,
-        drawer: &mut FirstPassDrawer<'a>,
-        global: &GlobalModel,
-        lod: &LodData,
-        focus_pos: Vec3<f32>,
-    ) {
+    pub fn render<'a>(&'a self, drawer: &mut FirstPassDrawer<'a>, focus_pos: Vec3<f32>) {
         span!(_guard, "render", "Terrain::render");
         let focus_chunk = Vec2::from(focus_pos).map2(TerrainChunk::RECT_SIZE, |e: f32, sz| {
             (e as i32).div_euclid(sz as i32)
@@ -1480,11 +1478,9 @@ impl<V: RectRasterableVol> Terrain<V> {
         }
     }
 
-    pub fn render_translucent(
-        &self,
-        renderer: &mut Renderer,
-        global: &GlobalModel,
-        lod: &LodData,
+    pub fn render_translucent<'a>(
+        &'a self,
+        drawer: &mut FirstPassDrawer<'a>,
         focus_pos: Vec3<f32>,
         cam_pos: Vec3<f32>,
         sprite_render_distance: f32,
@@ -1566,6 +1562,8 @@ impl<V: RectRasterableVol> Terrain<V> {
         drop(guard);
 
         // Translucent
+        span!(guard, "Fluid chunks");
+        let mut fluid_drawer = drawer.draw_fluid(&self.waves);
         chunk_iter
             .clone()
             .filter(|(_, chunk)| chunk.visible.is_visible())
@@ -1579,13 +1577,12 @@ impl<V: RectRasterableVol> Terrain<V> {
             .into_iter()
             .rev() // Render back-to-front
             .for_each(|(model, locals)| {
-                /*renderer.render_fluid_chunk(
+                fluid_drawer.draw(
                     model,
-                    global,
                     locals,
-                    lod,
-                    &self.waves,
-                )*/
+                )
             });
+        drop(fluid_drawer);
+        drop(guard);
     }
 }