Function TextureTypeToDescriptorType

engine/graphics/src/vulkan/graphics_vulkan.cpp:2647–2691

    }

    static inline VkDescriptorType TextureTypeToDescriptorType(ShaderDesc::ShaderDataType type)
    {
        switch(type)
        {
            // Sampler objects
            case ShaderDesc::SHADER_TYPE_SAMPLER:
                return VK_DESCRIPTOR_TYPE_SAMPLER;

            // Combined samplers
            case ShaderDesc::SHADER_TYPE_SAMPLER2D:
            case ShaderDesc::SHADER_TYPE_SAMPLER3D:
            case ShaderDesc::SHADER_TYPE_SAMPLER_CUBE:
            case ShaderDesc::SHADER_TYPE_SAMPLER2D_ARRAY:
            case ShaderDesc::SHADER_TYPE_SAMPLER3D_ARRAY:
                return VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;

            case ShaderDesc::SHADER_TYPE_IMAGE2D:
            case ShaderDesc::SHADER_TYPE_UIMAGE2D:
            case ShaderDesc::SHADER_TYPE_IMAGE3D:
            case ShaderDesc::SHADER_TYPE_UIMAGE3D:
                return VK_DESCRIPTOR_TYPE_STORAGE_IMAGE;

            // Render pass inputs
            case ShaderDesc::SHADER_TYPE_RENDER_PASS_INPUT:
                return VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT;

            // Texture objects
            case ShaderDesc::SHADER_TYPE_TEXTURE_CUBE:
            case ShaderDesc::SHADER_TYPE_TEXTURE2D:
            case ShaderDesc::SHADER_TYPE_TEXTURE2D_ARRAY:
            case ShaderDesc::SHADER_TYPE_UTEXTURE2D:
            case ShaderDesc::SHADER_TYPE_TEXTURE3D:
            case ShaderDesc::SHADER_TYPE_TEXTURE3D_ARRAY:
            case ShaderDesc::SHADER_TYPE_UTEXTURE3D:
                return VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE;

            // Storage buffers
            case ShaderDesc::SHADER_TYPE_STORAGE_BUFFER:
                return VK_DESCRIPTOR_TYPE_STORAGE_BUFFER;
            default:break;
        }

        assert(0 && "Unsupported shader type");
        return (VkDescriptorType) -1;
    }

    static void UpdateImageDescriptor(VulkanContext* context, HTexture texture_handle, ShaderResourceBinding* binding, VkDescriptorImageInfo& vk_image_info, VkWriteDescriptorSet& vk_write_desc_info)
    {