engine/asset/src/rasterizer_descriptor_layouts.rs

use anyhow::Result;
use vulkan_rs::prelude::*;

use std::sync::Arc;

pub struct RasterizerDescriptorLayouts;

impl RasterizerDescriptorLayouts {
    pub fn descriptor_layout(device: Arc<Device>) -> Result<Arc<DescriptorSetLayout>> {
        DescriptorSetLayout::builder()
            .add_layout_binding(
                0,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                1,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .build(device)
    }

    pub fn bone_descriptor_layout(device: Arc<Device>) -> Result<Arc<DescriptorSetLayout>> {
        DescriptorSetLayout::builder()
            .add_layout_binding(
                0,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                1,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                3,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .build(device)
    }

    pub fn color_descriptor_layout(device: Arc<Device>) -> Result<Arc<DescriptorSetLayout>> {
        DescriptorSetLayout::builder()
            .add_layout_binding(
                0,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                1,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                2,
                VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .build(device)
    }

    pub fn color_bone_descriptor_layout(device: Arc<Device>) -> Result<Arc<DescriptorSetLayout>> {
        DescriptorSetLayout::builder()
            .add_layout_binding(
                0,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                1,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                2,
                VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                3,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .build(device)
    }

    pub fn color_normal_descriptor_layout(device: Arc<Device>) -> Result<Arc<DescriptorSetLayout>> {
        DescriptorSetLayout::builder()
            .add_layout_binding(
                0,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                1,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                2,
                VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                4,
                VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .build(device)
    }

    pub fn color_bone_normal_descriptor_layout(
        device: Arc<Device>,
    ) -> Result<Arc<DescriptorSetLayout>> {
        DescriptorSetLayout::builder()
            .add_layout_binding(
                0,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                1,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                2,
                VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .add_layout_binding(
                3,
                VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                VK_SHADER_STAGE_VERTEX_BIT,
                0,
            )
            .add_layout_binding(
                4,
                VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
                VK_SHADER_STAGE_FRAGMENT_BIT,
                0,
            )
            .build(device)
    }
}