| 8,10 → 8,8 |
|---|
| |
| ZB_POINT_Z_FRAC_BITS equ 14 |
| |
| ZB_POINT_S_MIN equ (1 shl 13) |
| ZB_POINT_S_MAX equ ( (1 shl 22)-(1 shl 13) ) |
| ZB_POINT_T_MIN equ (1 shl 21) |
| ZB_POINT_T_MAX equ ( (1 shl 30)-(1 shl 21) ) |
| ZB_POINT_TEXEL_SIZE equ 12 ;точность множителя для вычисления координат текселя |
| ;влияет на максимальный размер текстуры |
| |
| ZB_POINT_RED_MIN equ (1 shl 8) |
| ZB_POINT_RED_MAX equ ( (1 shl 16)-1 ) |
| 27,27 → 25,8 |
|---|
| ZB_MODE_RGB24 equ 4 ; 24 bit rgb mode |
| ZB_NB_COLORS equ 225 ; number of colors for 8 bit display |
| |
| if TGL_FEATURE_RENDER_BITS eq 15 |
| if TGL_FEATURE_RENDER_BITS eq 24 |
| |
| ;#define RGB_TO_PIXEL(r,g,b) \ |
| ; ((((r) >> 1) & 0x7c00) | (((g) >> 6) & 0x03e0) | ((b) >> 11)) |
| ;typedef unsigned short PIXEL; |
| ; bytes per pixel |
| ;PSZB equ 2 |
| ; bits per pixel = (1 << PSZH) |
| ;PSZSH equ 4 |
| |
| else if TGL_FEATURE_RENDER_BITS eq 16 |
| |
| ; 16 bit mode |
| ;#define RGB_TO_PIXEL(r,g,b) \ |
| ; (((r) & 0xF800) | (((g) >> 5) & 0x07E0) | ((b) >> 11)) |
| ;typedef unsigned short PIXEL; |
| ;PSZB equ 2 |
| ;PSZSH equ 4 |
| |
| else if TGL_FEATURE_RENDER_BITS eq 24 |
| |
| macro RGB_TO_PIXEL r,g,b |
| { |
| mov eax,b |
| 94,6 → 73,9 |
|---|
| dctable dd ? ;*unsigned char |
| ctable dd ? ;*int |
| current_texture dd ? ;*PIXEL |
| s_log2 dd ? ;unsigned int |
| s_bound dd ? ;unsigned int |
| t_bound dd ? ;unsigned int |
| ends |
| |
| offs_zbuf_xsize equ 0 |
| 107,6 → 89,9 |
|---|
| offs_zbuf_dctable equ 36 |
| offs_zbuf_ctable equ 40 |
| offs_zbuf_current_texture equ 44 |
| offs_zbuf_s_log2 equ 48 |
| offs_zbuf_s_bound equ 52 |
| offs_zbuf_t_bound equ 56 |
| |
| struct ZBufferPoint |
| x dd ? ;int ;integer coordinates in the zbuffer |