www.pudn.com > RayTracing Code.rar > RayTracing.h, change:2004-04-27,size:2304b

 
 
#include <windows.h> 
#include <string.h>                         /* memset memcpy */ 
 
 
#define main _main                          /* to accomodate windows */ 
 
//extern "C"; 
 
 
 
#define HW_set_char(dst,lng,val)  memset(dst,val,lng) 
#define HW_copy_char(src,dst,lng) memcpy(dst,src,lng) 
 
void HW_set_int(int *dst,long lng,int val); 
#define HW_copy_int(src,dst,lng)  memcpy(dst,src,lng*sizeof(int)) 
 
typedef char HW_8_bit;                      /* compiler/mashine independent */ 
#define HW_set_8_bit(dst,lng,val) HW_set_char(dst,lng,val) 
#define HW_copy_8_bit(src,dst,lng) HW_copy_char(src,dst,lng) 
 
typedef short HW_16_bit; 
void HW_set_16_bit(HW_16_bit *dst,long lng,HW_16_bit val); 
#define HW_copy_16_bit(src,dst,lng) memcpy(dst,src,lng*sizeof(HW_16_bit)) 
 
typedef int HW_32_bit; 
#define HW_set_32_bit(dst,lng,val) HW_set_int(dst,lng,val) 
#define HW_copy_32_bit(src,dst,lng) HW_copy_int(src,dst,lng) 
 
#if defined(_16BPP_) 
typedef HW_16_bit HW_pixel; 
#define HW_set_pixel(dst,lng,val) HW_set_16_bit(dst,lng,val) 
#define HW_copy_pixel(src,dst,lng) HW_copy_16_bit(src,dst,lng) 
#endif 
 
 
#if defined(_32BPP_) 
typedef HW_32_bit HW_pixel; 
#define HW_set_pixel(dst,lng,val) HW_set_32_bit(dst,lng,val) 
#define HW_copy_pixel(src,dst,lng) HW_copy_32_bit(src,dst,lng) 
#endif 
 
#define HW_SCREEN_X_SIZE 600 
#define HW_SCREEN_Y_SIZE 600                /* number of pixels total */ 
#if defined(_MONO_) 
 #define HW_SCREEN_LINE_SIZE HW_SCREEN_X_SIZE 
#endif 
#define HW_SCREEN_X_MAX    (HW_SCREEN_X_SIZE-1) 
#define HW_SCREEN_Y_MAX    (HW_SCREEN_Y_SIZE-1) 
#define HW_SCREEN_X_CENTRE (HW_SCREEN_X_SIZE/2) 
#define HW_SCREEN_Y_CENTRE (HW_SCREEN_Y_SIZE/2) 
 
#define HW_KEY_ARROW_LEFT  VK_LEFT 
#define HW_KEY_ARROW_RIGHT VK_RIGHT 
#define HW_KEY_ARROW_UP    VK_UP 
#define HW_KEY_ARROW_DOWN  VK_DOWN 
#define HW_KEY_PLUS        VK_ADD 
#define HW_KEY_MINUS       VK_SUBTRACT 
#define HW_KEY_ENTER       VK_RETURN 
#define HW_KEY_SPACE       VK_SPACE 
#define HW_KEY_TAB         VK_TAB           /* all i can think of */ 
 
 
 
int main(int n, char **o); 
 
void HW_error(char *s,...); 
void HW_close_event_loop(void); 
void HW_init_event_loop(void (*application_main)(void), 
                        void (*application_key_handler)(int key_code) 
                       );