/*****************************************************************************/ /* */ /* _vic2.h */ /* */ /* Internal include file, do not use directly */ /* */ /* */ /* */ /* (C) 1998-2012, Ullrich von Bassewitz */ /* Roemerstrasse 52 */ /* D-70794 Filderstadt */ /* EMail: uz@cc65.org */ /* */ /* */ /* This software is provided 'as-is', without any expressed or implied */ /* warranty. In no event will the authors be held liable for any damages */ /* arising from the use of this software. */ /* */ /* Permission is granted to anyone to use this software for any purpose, */ /* including commercial applications, and to alter it and redistribute it */ /* freely, subject to the following restrictions: */ /* */ /* 1. The origin of this software must not be misrepresented; you must not */ /* claim that you wrote the original software. If you use this software */ /* in a product, an acknowledgment in the product documentation would be */ /* appreciated but is not required. */ /* 2. Altered source versions must be plainly marked as such, and must not */ /* be misrepresented as being the original software. */ /* 3. This notice may not be removed or altered from any source */ /* distribution. */ /* */ /*****************************************************************************/ #ifndef __VIC2_H #define __VIC2_H /* Define a structure with the vic register offsets. In cc65 mode, there ** are aliases for the field accessible as arrays. */ #if __CC65_STD__ == __CC65_STD_CC65__ struct __vic2 { union { struct { unsigned char spr0_x; /* Sprite 0, X coordinate */ unsigned char spr0_y; /* Sprite 0, Y coordinate */ unsigned char spr1_x; /* Sprite 1, X coordinate */ unsigned char spr1_y; /* Sprite 1, Y coordinate */ unsigned char spr2_x; /* Sprite 2, X coordinate */ unsigned char spr2_y; /* Sprite 2, Y coordinate */ unsigned char spr3_x; /* Sprite 3, X coordinate */ unsigned char spr3_y; /* Sprite 3, Y coordinate */ unsigned char spr4_x; /* Sprite 4, X coordinate */ unsigned char spr4_y; /* Sprite 4, Y coordinate */ unsigned char spr5_x; /* Sprite 5, X coordinate */ unsigned char spr5_y; /* Sprite 5, Y coordinate */ unsigned char spr6_x; /* Sprite 6, X coordinate */ unsigned char spr6_y; /* Sprite 6, Y coordinate */ unsigned char spr7_x; /* Sprite 7, X coordinate */ unsigned char spr7_y; /* Sprite 7, Y coordinate */ }; struct { unsigned char x; /* X coordinate */ unsigned char y; /* Y coordinate */ } spr_pos[8]; }; unsigned char spr_hi_x; /* High bits of X coordinate */ unsigned char ctrl1; /* Control register 1 */ unsigned char rasterline; /* Current raster line */ union { struct { unsigned char strobe_x; /* Light pen, X position */ unsigned char strobe_y; /* Light pen, Y position */ }; struct { unsigned char x; /* Light pen, X position */ unsigned char y; /* Light pen, Y position */ } strobe; }; unsigned char spr_ena; /* Enable sprites */ unsigned char ctrl2; /* Control register 2 */ unsigned char spr_exp_y; /* Expand sprites in Y dir */ unsigned char addr; /* Address of chargen and video ram */ unsigned char irr; /* Interrupt request register */ unsigned char imr; /* Interrupt mask register */ unsigned char spr_bg_prio; /* Priority to background */ unsigned char spr_mcolor; /* Sprite multicolor bits */ unsigned char spr_exp_x; /* Expand sprites in X dir */ unsigned char spr_coll; /* Sprite/sprite collision reg */ unsigned char spr_bg_coll; /* Sprite/background collision reg */ unsigned char bordercolor; /* Border color */ union { struct { unsigned char bgcolor0; /* Background color 0 */ unsigned char bgcolor1; /* Background color 1 */ unsigned char bgcolor2; /* Background color 2 */ unsigned char bgcolor3; /* Background color 3 */ }; unsigned char bgcolor[4]; /* Background colors */ }; union { struct { unsigned char spr_mcolor0; /* Color 0 for multicolor sprites */ unsigned char spr_mcolor1; /* Color 1 for multicolor sprites */ }; /* spr_color is already used ... */ unsigned char spr_mcolors[2]; /* Color for multicolor sprites */ }; union { struct { unsigned char spr0_color; /* Color sprite 0 */ unsigned char spr1_color; /* Color sprite 1 */ unsigned char spr2_color; /* Color sprite 2 */ unsigned char spr3_color; /* Color sprite 3 */ unsigned char spr4_color; /* Color sprite 4 */ unsigned char spr5_color; /* Color sprite 5 */ unsigned char spr6_color; /* Color sprite 6 */ unsigned char spr7_color; /* Color sprite 7 */ }; unsigned char spr_color[8]; /* Colors for the sprites */ }; /* The following ones are only valid in the C128: */ unsigned char x_kbd; /* Additional keyboard lines */ unsigned char clock; /* Clock switch bit */ }; #else struct __vic2 { unsigned char spr0_x; /* Sprite 0, X coordinate */ unsigned char spr0_y; /* Sprite 0, Y coordinate */ unsigned char spr1_x; /* Sprite 1, X coordinate */ unsigned char spr1_y; /* Sprite 1, Y coordinate */ unsigned char spr2_x; /* Sprite 2, X coordinate */ unsigned char spr2_y; /* Sprite 2, Y coordinate */ unsigned char spr3_x; /* Sprite 3, X coordinate */ unsigned char spr3_y; /* Sprite 3, Y coordinate */ unsigned char spr4_x; /* Sprite 4, X coordinate */ unsigned char spr4_y; /* Sprite 4, Y coordinate */ unsigned char spr5_x; /* Sprite 5, X coordinate */ unsigned char spr5_y; /* Sprite 5, Y coordinate */ unsigned char spr6_x; /* Sprite 6, X coordinate */ unsigned char spr6_y; /* Sprite 6, Y coordinate */ unsigned char spr7_x; /* Sprite 7, X coordinate */ unsigned char spr7_y; /* Sprite 7, Y coordinate */ unsigned char spr_hi_x; /* High bits of X coordinate */ unsigned char ctrl1; /* Control register 1 */ unsigned char rasterline; /* Current raster line */ unsigned char strobe_x; /* Light pen, X position */ unsigned char strobe_y; /* Light pen, Y position */ unsigned char spr_ena; /* Enable sprites */ unsigned char ctrl2; /* Control register 2 */ unsigned char spr_exp_y; /* Expand sprites in Y dir */ unsigned char addr; /* Address of chargen and video ram */ unsigned char irr; /* Interrupt request register */ unsigned char imr; /* Interrupt mask register */ unsigned char spr_bg_prio; /* Priority to background */ unsigned char spr_mcolor; /* Sprite multicolor bits */ unsigned char spr_exp_x; /* Expand sprites in X dir */ unsigned char spr_coll; /* Sprite/sprite collision reg */ unsigned char spr_bg_coll; /* Sprite/background collision reg */ unsigned char bordercolor; /* Border color */ unsigned char bgcolor0; /* Background color 0 */ unsigned char bgcolor1; /* Background color 1 */ unsigned char bgcolor2; /* Background color 2 */ unsigned char bgcolor3; /* Background color 3 */ unsigned char spr_mcolor0; /* Color 0 for multicolor sprites */ unsigned char spr_mcolor1; /* Color 1 for multicolor sprites */ unsigned char spr0_color; /* Color sprite 0 */ unsigned char spr1_color; /* Color sprite 1 */ unsigned char spr2_color; /* Color sprite 2 */ unsigned char spr3_color; /* Color sprite 3 */ unsigned char spr4_color; /* Color sprite 4 */ unsigned char spr5_color; /* Color sprite 5 */ unsigned char spr6_color; /* Color sprite 6 */ unsigned char spr7_color; /* Color sprite 7 */ /* The following ones are only valid in the C128: */ unsigned char x_kbd; /* Additional keyboard lines */ unsigned char clock; /* Clock switch bit */ }; #endif /* End of _vic2.h */ #endif