Shader.hpp

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/*
   Copyright 2022 Rishi Challa
 
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
 
       http://www.apache.org/licenses/LICENSE-2.0
 
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
 
#pragma once
 
#ifdef KALE_VULKAN
 
#include <Kale/Vulkan/ChildResource/ChildResource.hpp>
 
#include <vulkan/vulkan.hpp>
#include <string>
#include <vector>
 
namespace Kale::Vulkan {
 
    class Device;
 
    enum class ShaderType {
        Fragment, Vertex
    };
 
    class Shader : public ChildResource<Device> {
 
        std::vector<char> readFile(const std::string& filename) const;
 
        void createShaderModule(const std::vector<char>& code);
 
    public:
 
        ShaderType type;
 
        vk::UniqueShaderModule shader;
 
        Shader();
 
        Shader(const std::string& filename, ShaderType type, Device& device);
 
        void init(const std::string& filename, ShaderType type, Device& device);
 
        void freeResources(bool remove = true) override;
 
        vk::ShaderStageFlagBits getShaderStage() const;
 
        vk::PipelineShaderStageCreateInfo getShaderPipelineInfo() const;
    };
}
 
#endif