env.h

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#ifndef ENV_H
#define ENV_H
 
#include <stdint.h>
 
/*****************************************************************************/
typedef struct {
    float hour;             
    float angle;            
    uint32_t ambientColor;  
    uint32_t rayColor;      
    float ambientStrength;  
    float rayStrength;      
} Sun;
 
typedef enum {
    FOG_FLAG_ENABLE = 0x0001,
} FOG_FLAGS;

typedef struct {
    float distanceNear;     
    float distanceFar;      
    uint32_t color;         
    uint16_t flags;         
} Fog;
 
/*****************************************************************************/
// Field-wise comparisons (structs carry padding, memcmp is not reliable)
inline bool operator==(const Sun & a, const Sun & b)
{
    return a.hour == b.hour &&
           a.angle == b.angle &&
           a.ambientColor == b.ambientColor &&
           a.rayColor == b.rayColor &&
           a.ambientStrength == b.ambientStrength &&
           a.rayStrength == b.rayStrength;
}
 
inline bool operator==(const Fog & a, const Fog & b)
{
    return a.distanceNear == b.distanceNear &&
           a.distanceFar == b.distanceFar &&
           a.color == b.color &&
           a.flags == b.flags;
}
 
/*****************************************************************************/
class Env
{
public:
    Env();

    void init();

    void terminate();

    void pass();
 
    Sun sun;
    Fog fog;
};
 
#endif // ENV_H