Update

src/vulkan/scene.rs

@@ -1,175 +0,0 @@
-use crate::vulkan::pipelines::triangle_pipeline::shaders::vs;
-use glam::{Mat3, Mat4, Vec3};
-use std::error::Error;
-use std::sync::Arc;
-use std::time::Instant;
-use vulkano::buffer::{Buffer, BufferCreateInfo, BufferUsage, Subbuffer};
-use vulkano::command_buffer::{AutoCommandBufferBuilder, PrimaryAutoCommandBuffer};
-use vulkano::descriptor_set::{DescriptorSet, WriteDescriptorSet};
-use vulkano::memory::allocator::{AllocationCreateInfo, MemoryTypeFilter};
-use vulkano::pipeline::{GraphicsPipeline, Pipeline, PipelineBindPoint};
-
-use crate::core::render::vertex::Vertex2D;
-use crate::vulkan::pipelines::triangle_pipeline::create_triangle_pipeline;
-
-use super::vulkan_context::VulkanContext;
-use super::window_render_context::WindowRenderContext;
-
-const VERTICES: [Vertex2D; 12] = [
-    // Triangle en haut à gauche
-    Vertex2D {
-        position: [-0.5, -0.75],
-        color: [1.0, 0.0, 0.0],
-    },
-    Vertex2D {
-        position: [-0.75, -0.25],
-        color: [0.0, 1.0, 0.0],
-    },
-    Vertex2D {
-        position: [-0.25, -0.25],
-        color: [0.0, 0.0, 1.0],
-    },
-    // Triangle en bas à gauche
-    Vertex2D {
-        position: [-0.5, 0.25],
-        color: [0.5, 0.5, 0.5],
-    },
-    Vertex2D {
-        position: [-0.75, 0.75],
-        color: [0.2, 0.8, 0.2],
-    },
-    Vertex2D {
-        position: [-0.25, 0.75],
-        color: [0.8, 0.2, 0.2],
-    },
-    // Triangle en haut à droite
-    Vertex2D {
-        position: [0.5, -0.75],
-        color: [1.0, 1.0, 0.0],
-    },
-    Vertex2D {
-        position: [0.25, -0.25],
-        color: [0.0, 1.0, 1.0],
-    },
-    Vertex2D {
-        position: [0.75, -0.25],
-        color: [1.0, 0.0, 1.0],
-    },
-    // Triangle en bas à droite
-    Vertex2D {
-        position: [0.5, 0.25],
-        color: [0.1, 0.5, 0.8],
-    },
-    Vertex2D {
-        position: [0.25, 0.75],
-        color: [0.8, 0.6, 0.1],
-    },
-    Vertex2D {
-        position: [0.75, 0.75],
-        color: [0.3, 0.4, 0.6],
-    },
-];
-
-pub struct Scene {
-    pipeline: Arc<GraphicsPipeline>,
-    vertex_buffer: Subbuffer<[Vertex2D]>,
-
-    rotation_start: Instant,
-}
-
-impl Scene {
-    pub fn load(
-        vulkan_context: &VulkanContext,
-        window_render_context: &WindowRenderContext,
-    ) -> Result<Self, Box<dyn Error>> {
-        let pipeline =
-            create_triangle_pipeline(&vulkan_context.device, &window_render_context.swapchain)?;
-        let vertex_buffer =
-            Vertex2D::create_buffer(Vec::from_iter(VERTICES), &vulkan_context.memory_allocator)?;
-
-        Ok(Scene {
-            pipeline,
-            vertex_buffer,
-            rotation_start: Instant::now(),
-        })
-    }
-
-    pub fn render(
-        &self,
-        vulkan_context: &VulkanContext,
-        window_render_context: &WindowRenderContext,
-        builder: &mut AutoCommandBufferBuilder<PrimaryAutoCommandBuffer>,
-    ) -> Result<(), Box<dyn Error>> {
-        let vertex_count = self.vertex_buffer.len() as u32;
-        let instance_count = vertex_count / 3;
-
-        let uniform_buffer = self.get_uniform_buffer(vulkan_context, window_render_context);
-        let layout = &self.pipeline.layout().set_layouts()[0];
-        let descriptor_set = DescriptorSet::new(
-            vulkan_context.descriptor_set_allocator.clone(),
-            layout.clone(),
-            [WriteDescriptorSet::buffer(0, uniform_buffer)],
-            [],
-        )
-        .unwrap();
-
-        unsafe {
-            builder
-                .bind_pipeline_graphics(self.pipeline.clone())?
-                .bind_descriptor_sets(
-                    PipelineBindPoint::Graphics,
-                    self.pipeline.layout().clone(),
-                    0,
-                    descriptor_set,
-                )?
-                .bind_vertex_buffers(0, self.vertex_buffer.clone())?
-                .draw(vertex_count, instance_count, 0, 0)?;
-        }
-
-        Ok(())
-    }
-
-    fn get_uniform_buffer(
-        &self,
-        vulkan_context: &VulkanContext,
-        window_render_context: &WindowRenderContext,
-    ) -> Subbuffer<vs::MVPData> {
-        let swapchain = &window_render_context.swapchain;
-        let elapsed = self.rotation_start.elapsed();
-        let rotation = elapsed.as_secs() as f64 + elapsed.subsec_nanos() as f64 / 1_000_000_000.0;
-        let rotation = Mat3::from_rotation_y(rotation as f32);
-
-        // NOTE: This teapot was meant for OpenGL where the origin is at the lower left
-        // instead the origin is at the upper left in Vulkan, so we reverse the Y axis.
-        let aspect_ratio = swapchain.image_extent()[0] as f32 / swapchain.image_extent()[1] as f32;
-
-        let proj = Mat4::perspective_rh_gl(std::f32::consts::FRAC_PI_2, aspect_ratio, 0.01, 100.0);
-        let view = Mat4::look_at_rh(
-            Vec3::new(0.3, 0.3, 1.0),
-            Vec3::new(0.0, 0.0, 0.0),
-            Vec3::new(0.0, -1.0, 0.0),
-        );
-        let scale = Mat4::from_scale(Vec3::splat(1.0));
-
-        let uniform_data = vs::MVPData {
-            world: Mat4::from_mat3(rotation).to_cols_array_2d(),
-            view: (view * scale).to_cols_array_2d(),
-            projection: proj.to_cols_array_2d(),
-        };
-
-        Buffer::from_data(
-            vulkan_context.memory_allocator.clone(),
-            BufferCreateInfo {
-                usage: BufferUsage::UNIFORM_BUFFER,
-                ..Default::default()
-            },
-            AllocationCreateInfo {
-                memory_type_filter: MemoryTypeFilter::PREFER_DEVICE
-                    | MemoryTypeFilter::HOST_SEQUENTIAL_WRITE,
-                ..Default::default()
-            },
-            uniform_data,
-        )
-        .unwrap()
-    }
-}