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#pragma once
#include "dxvk_hash.h"
#include "dxvk_include.h"
namespace dxvk {
/**
* \brief Shader key
*
* Provides a unique key that can be used
* to look up a specific shader within a
* structure. This consists of the shader
* stage and the source hash, which should
* be generated from the original code.
*/
class DxvkShaderKey {
public:
/**
* \brief Creates default shader key
*/
DxvkShaderKey();
/**
* \brief Creates shader key
*
* \param [in] stage Shader stage
* \param [in] hash Shader hash
*/
DxvkShaderKey(
VkShaderStageFlagBits stage,
Sha1Hash hash)
: m_type(stage), m_sha1(hash) { }
/**
* \brief Generates string from shader key
* \returns String representation of the key
*/
std::string toString() const;
/**
* \brief Computes lookup hash
* \returns Lookup hash
*/
size_t hash() const;
/**
* \brief Shader type
* \returns Shader type
*/
VkShaderStageFlags type() const { return m_type; }
/**
* \brief Shader SHA1
* \returns Shader SHA1
*/
const Sha1Hash& sha1() const { return m_sha1; }
/**
* \brief Checks whether two keys are equal
*
* \param [in] key The shader key to compare to
* \returns \c true if the two keys are equal
*/
bool eq(const DxvkShaderKey& key) const;
private:
VkShaderStageFlags m_type;
Sha1Hash m_sha1;
};
}
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