1 files changed, 76 insertions, 0 deletions
diff --git a/src/libs/dxvk-native-1.9.2a/src/dxvk/dxvk_shader_key.h b/src/libs/dxvk-native-1.9.2a/src/dxvk/dxvk_shader_key.h
new file mode 100644
index 00000000..4a66e528
--- /dev/null
+++ b/src/libs/dxvk-native-1.9.2a/src/dxvk/dxvk_shader_key.h
@@ -0,0 +1,76 @@
+#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;
+
+  };
+
+}
+\ No newline at end of file