134 lines
4 KiB
NASM
134 lines
4 KiB
NASM
; $Id: tmap_inc.asm,v 1.5 2004-08-28 23:17:46 schaffner Exp $
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;THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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;SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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;END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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;ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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;IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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;SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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;FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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;CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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;AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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;COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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;
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;
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; Mike's include file for the texture mapper library.
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;
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;
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; VESA in this file must be the same as VESA in tmap.h
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VESA equ 0
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direct_to_video equ 0
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%if direct_to_video
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%if VESA
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; for vesa mode
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WINDOW_LEFT = 0
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WINDOW_RIGHT = 300
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WINDOW_TOP = 0
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WINDOW_BOTTOM = 200
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WINDOW_WIDTH = WINDOW_RIGHT - WINDOW_LEFT
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BYTES_PER_ROW = 300*2
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%else
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; for non-vesa mode
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WINDOW_LEFT = 58
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WINDOW_RIGHT = 262
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WINDOW_TOP = 34
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WINDOW_BOTTOM = 167
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WINDOW_WIDTH = WINDOW_RIGHT - WINDOW_LEFT
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BYTES_PER_ROW = 320 ; number of bytes between rows
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%endif
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; for vesa, 15 bit color, 640x480x2
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SCREEN_WIDTH = 640
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SCREEN_HEIGHT = 480
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BYTES_PER_PIXEL = 2
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%endif
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%ifdef __ELF__
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; It appears that ELF C compilers do not prefix symbols with '_', so here we
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; cater for them...
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%define _gr_fade_table gr_fade_table
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%define _write_buffer write_buffer
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%define _window_left window_left
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%define _window_right window_right
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%define _window_top window_top
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%define _window_bottom window_bottom
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%define _window_width window_width
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%define _window_height window_height
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%define _bytes_per_row bytes_per_row
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%define _y_pointers y_pointers
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%define _per2_flag per2_flag
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%define _tmap_flat_cthru_table tmap_flat_cthru_table
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%define _tmap_flat_color tmap_flat_color
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%define _tmap_flat_shade_value tmap_flat_shade_value
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%define _dither_intensity_lighting dither_intensity_lighting
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%define _Lighting_on Lighting_on
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%define _Transparency_on Transparency_on
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%define _fx_u fx_u
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%define _fx_v fx_v
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%define _fx_z fx_z
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%define _fx_l fx_l
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%define _fx_du_dx fx_du_dx
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%define _fx_dv_dx fx_dv_dx
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%define _fx_dz_dx fx_dz_dx
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%define _fx_dl_dx fx_dl_dx
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%define _fx_y fx_y
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%define _fx_xleft fx_xleft
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%define _fx_xright fx_xright
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%define _pixptr pixptr
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%endif
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extern _gr_fade_table;:byte
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;NO_INVERSE_TABLE extrn _gr_inverse_table:byte
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extern _write_buffer;:dword
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extern _window_left;:dword
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extern _window_right;:dword
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extern _window_top;:dword
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extern _window_bottom;:dword,
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extern _window_width;:dword,
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extern _bytes_per_row;:dword,
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extern _window_height;:dword
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extern _y_pointers;:dword
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;NO_INVERSE_TABLE _rgb_to_palette equ _gr_inverse_table
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;NO_INVERSE_TABLE _pixel_average equ _gr_inverse_table ; should be blend table, but i took it out -john
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max_window_width equ 800
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num_iters equ max_window_width
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%if num_iters & 1
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%assign num_iters num_iters+1
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%endif
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extern _per2_flag;:dword
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extern _tmap_flat_cthru_table;:dword
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extern _tmap_flat_color;:byte
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extern _tmap_flat_shade_value;:byte
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extern _dither_intensity_lighting;:dword
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extern _Lighting_on;:dword
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; DPH: Selectors are about as portable as a rock.
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; extern _pixel_data_selector;:word
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; extern _gr_fade_table_selector;:word
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extern _Transparency_on;:dword
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extern _fx_u;:dword
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extern _fx_v;:dword
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extern _fx_z;:dword
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extern _fx_l;:dword
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extern _fx_du_dx;:dword
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extern _fx_dv_dx;:dword
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extern _fx_dz_dx;:dword
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extern _fx_dl_dx;:dword
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extern _fx_y;:dword
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extern _fx_xleft;:dword
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extern _fx_xright;:dword
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extern _pixptr;:dword
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