cs237-shader.hpp

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/*
 * COPYRIGHT (c) 2023 John Reppy (http://cs.uchicago.edu/~jhr)
 * All rights reserved.
 */
 
#ifndef _CS237_SHADER_HPP_
#define _CS237_SHADER_HPP_
 
#ifndef _CS237_HPP_
#error "cs237-shader.hpp should not be included directly"
#endif
 
namespace cs237 {
 
//
class Shaders {
  public:
 
    Shaders (
        vk::Device device,
        std::string const &stem,
        vk::ShaderStageFlags stages);
 
    /* \brief load a pre-compiled shader program from the file system.
     *  \param device   the logical device that will run the shaders
     *  \param files    a vector of the shader file names; the order of the file
     *                  names should be a subset of: vertex, tessellation control,
     *                  tessellation evaluation, fragment, and compute.
     *  \param stages   a bitmask spcifying the shader stages that form the program.
     *                  The number of set bits should be equal to the number
     *                  of elements in the `files` vector.
     */
    Shaders (
        vk::Device device,
        std::vector<std::string> const &files,
        vk::ShaderStageFlags stages);
 
    ~Shaders ();
 
    int numStages () const { return this->_stages.size(); }
 
    std::vector<vk::PipelineShaderStageCreateInfo> const &stages () const
    {
        return this->_stages;
    }
 
  private:
    vk::Device _device;
    std::vector<vk::PipelineShaderStageCreateInfo> _stages;
 
}; // Shaders
 
} /* namespace cs237 */
 
#endif /* !_CS237_SHADER_HPP_ */