175 lines
4.9 KiB
NASM
175 lines
4.9 KiB
NASM
![]() |
;THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
|
||
|
;SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
|
||
|
;END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
|
||
|
;ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
|
||
|
;IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
|
||
|
;SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
|
||
|
;FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
|
||
|
;CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
|
||
|
;AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
|
||
|
;COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
|
||
|
;
|
||
|
; $Source: /cvsroot/dxx-rebirth/d1x-rebirth/texmap/tmap_inc.asm,v $
|
||
|
; $Revision: 1.1.1.1 $
|
||
|
; $Author: zicodxx $
|
||
|
; $Date: 2006/03/17 19:46:06 $
|
||
|
;
|
||
|
; Mike's include file for the texture mapper library.
|
||
|
;
|
||
|
; $Log: tmap_inc.asm,v $
|
||
|
; Revision 1.1.1.1 2006/03/17 19:46:06 zicodxx
|
||
|
; initial import
|
||
|
;
|
||
|
; Revision 1.1.1.1 1999/06/14 22:13:53 donut
|
||
|
; Import of d1x 1.37 source.
|
||
|
;
|
||
|
; Revision 1.10 1995/02/20 18:22:52 john
|
||
|
; Put all the externs in the assembly modules into tmap_inc.asm.
|
||
|
; Also, moved all the C versions of the inner loops into a new module,
|
||
|
; scanline.c.
|
||
|
;
|
||
|
; Revision 1.9 1994/12/02 23:29:45 mike
|
||
|
; Add y_pointers.
|
||
|
;
|
||
|
; Revision 1.8 1994/11/12 16:39:36 mike
|
||
|
; jae to ja.
|
||
|
;
|
||
|
; Revision 1.7 1994/10/26 23:27:39 john
|
||
|
; Took out references to gr_inverse_table.
|
||
|
;
|
||
|
; Revision 1.6 1994/10/26 23:21:55 mike
|
||
|
; kill unused stuff.
|
||
|
;
|
||
|
; Revision 1.5 1994/07/27 18:39:20 john
|
||
|
; Took out references to blend table
|
||
|
;
|
||
|
; Revision 1.4 1994/01/31 15:40:17 mike
|
||
|
; Add window_height.
|
||
|
;
|
||
|
; Revision 1.3 1993/12/07 12:27:48 john
|
||
|
; Moved bmd_palette to gr_palette
|
||
|
;
|
||
|
; Revision 1.2 1993/11/22 10:24:10 mike
|
||
|
; *** empty log message ***
|
||
|
;
|
||
|
; Revision 1.1 1993/09/08 17:29:47 mike
|
||
|
; Initial revision
|
||
|
;
|
||
|
;
|
||
|
;
|
||
|
|
||
|
; VESA in this file must be the same as VESA in tmap.h
|
||
|
VESA equ 0
|
||
|
|
||
|
direct_to_video equ 0
|
||
|
%if direct_to_video
|
||
|
%if VESA
|
||
|
|
||
|
; for vesa mode
|
||
|
WINDOW_LEFT = 0
|
||
|
WINDOW_RIGHT = 300
|
||
|
WINDOW_TOP = 0
|
||
|
WINDOW_BOTTOM = 200
|
||
|
WINDOW_WIDTH = WINDOW_RIGHT - WINDOW_LEFT
|
||
|
BYTES_PER_ROW = 300*2
|
||
|
|
||
|
%else
|
||
|
|
||
|
; for non-vesa mode
|
||
|
WINDOW_LEFT = 58
|
||
|
WINDOW_RIGHT = 262
|
||
|
WINDOW_TOP = 34
|
||
|
WINDOW_BOTTOM = 167
|
||
|
WINDOW_WIDTH = WINDOW_RIGHT - WINDOW_LEFT
|
||
|
BYTES_PER_ROW = 320 ; number of bytes between rows
|
||
|
|
||
|
%endif
|
||
|
|
||
|
; for vesa, 15 bit color, 640x480x2
|
||
|
SCREEN_WIDTH = 640
|
||
|
SCREEN_HEIGHT = 480
|
||
|
BYTES_PER_PIXEL = 2
|
||
|
%endif
|
||
|
|
||
|
%ifdef __LINUX__
|
||
|
; It appears that ELF C compilers do not prefix symbols with '_', so here we
|
||
|
; cater for them...
|
||
|
%define _gr_fade_table gr_fade_table
|
||
|
%define _write_buffer write_buffer
|
||
|
%define _window_left window_left
|
||
|
%define _window_right window_right
|
||
|
%define _window_top window_top
|
||
|
%define _window_bottom window_bottom
|
||
|
%define _window_width window_width
|
||
|
%define _window_height window_height
|
||
|
%define _bytes_per_row bytes_per_row
|
||
|
%define _y_pointers y_pointers
|
||
|
|
||
|
%define _per2_flag per2_flag
|
||
|
%define _tmap_flat_cthru_table tmap_flat_cthru_table
|
||
|
%define _tmap_flat_color tmap_flat_color
|
||
|
%define _tmap_flat_shade_value tmap_flat_shade_value
|
||
|
%define _Lighting_on Lighting_on
|
||
|
|
||
|
%define _Transparency_on Transparency_on
|
||
|
%define _fx_u fx_u
|
||
|
%define _fx_v fx_v
|
||
|
%define _fx_z fx_z
|
||
|
%define _fx_l fx_l
|
||
|
%define _fx_du_dx fx_du_dx
|
||
|
%define _fx_dv_dx fx_dv_dx
|
||
|
%define _fx_dz_dx fx_dz_dx
|
||
|
%define _fx_dl_dx fx_dl_dx
|
||
|
%define _fx_y fx_y
|
||
|
%define _fx_xleft fx_xleft
|
||
|
%define _fx_xright fx_xright
|
||
|
%define _pixptr pixptr
|
||
|
%endif
|
||
|
|
||
|
extern _gr_fade_table;:byte
|
||
|
;NO_INVERSE_TABLE extrn _gr_inverse_table:byte
|
||
|
extern _write_buffer;:dword
|
||
|
extern _window_left;:dword
|
||
|
extern _window_right;:dword
|
||
|
extern _window_top;:dword
|
||
|
extern _window_bottom;:dword,
|
||
|
extern _window_width;:dword,
|
||
|
extern _bytes_per_row;:dword,
|
||
|
extern _window_height;:dword
|
||
|
extern _y_pointers;:dword
|
||
|
|
||
|
;NO_INVERSE_TABLE _rgb_to_palette equ _gr_inverse_table
|
||
|
;NO_INVERSE_TABLE _pixel_average equ _gr_inverse_table ; should be blend table, but i took it out -john
|
||
|
|
||
|
max_window_width equ 320
|
||
|
num_iters equ max_window_width
|
||
|
|
||
|
%if num_iters & 1
|
||
|
%assign num_iters num_iters+1
|
||
|
%endif
|
||
|
extern _per2_flag;:dword
|
||
|
extern _tmap_flat_cthru_table;:dword
|
||
|
extern _tmap_flat_color;:byte
|
||
|
extern _tmap_flat_shade_value;:byte
|
||
|
extern _Lighting_on;:dword
|
||
|
|
||
|
; DPH: Selectors are about as portable as a rock.
|
||
|
; extern _pixel_data_selector;:word
|
||
|
; extern _gr_fade_table_selector;:word
|
||
|
|
||
|
extern _Transparency_on;:dword
|
||
|
extern _fx_u;:dword
|
||
|
extern _fx_v;:dword
|
||
|
extern _fx_z;:dword
|
||
|
extern _fx_l;:dword
|
||
|
extern _fx_du_dx;:dword
|
||
|
extern _fx_dv_dx;:dword
|
||
|
extern _fx_dz_dx;:dword
|
||
|
extern _fx_dl_dx;:dword
|
||
|
extern _fx_y;:dword
|
||
|
extern _fx_xleft;:dword
|
||
|
extern _fx_xright;:dword
|
||
|
extern _pixptr;:dword
|
||
|
|
||
|
|