types.h

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// Copyright (c) 2025 Milton McDonald
// This source code is licensed under the MIT License. See LICENSE file in the
// project root for details.
 
#ifndef ENGINE_LIB_TYPES_H_
#define ENGINE_LIB_TYPES_H_
 
#include <cstdint>
#include <expected>
#include <system_error>
#include <unordered_map>
 
#include "gl-types.h"
 
namespace graphics_engine::types {
 
enum class ErrorCode : std::uint8_t {
  // kNoError = 0,
  kGladLoadGL = 1,
  kGLError,
  kGLErrorInvalidEnum,
  kGLErrorInvalidOperation,
  kGLErrorInvalidValue,
  kGLErrorOutOfMemory,
  kInvalidShaderType,
  kSceneInitFailure,
  kShaderError,
  kStbErrorLoad,
  kStbErrorWritePng,
  kNumErrorCodes  // Sentinel value to track enum size
};
 
template <typename T>
using Expected = std::expected<T, std::error_code>;
 
using ShaderSourceMap = std::unordered_map<gl_types::GLShaderType, std::string>;
 
}  // namespace graphics_engine::types
 
#endif  // ENGINE_LIB_TYPES_H_