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annotate src/joystick/mint/SDL_sysjoystick.c @ 1338:604d73db6802

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Removed uses of stdlib.h and string.h
author Sam Lantinga <slouken@libsdl.org>
date Tue, 07 Feb 2006 09:29:18 +0000
parents 3692456e7b0f
children adc8ff3c9597
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /*
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24 * Atari Joystick/Joypad drivers
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25 *
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26 * Patrice Mandin
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27 */
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28
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29 #include <mint/cookie.h>
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30 #include <mint/osbind.h>
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31
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32 #include "SDL_stdlib.h"
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33 #include "SDL_string.h"
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34 #include "SDL_types.h"
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35 #include "SDL_error.h"
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36 #include "SDL_joystick.h"
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37 #include "SDL_sysjoystick.h"
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38 #include "SDL_joystick_c.h"
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39
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40 #include "SDL_ikbdinterrupt_s.h"
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41 #include "SDL_xbiosevents_c.h"
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42 #include "SDL_xbiosinterrupt_s.h"
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43
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44 /*--- Const ---*/
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45
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46 /* We can have:
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47 1 joystick on IKBD port 1, read via hardware I/O
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48 or same joystick on IKBD port 1, read via xbios
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49 2 joypads on ports A,B
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50 or 4 joysticks on joypads ports A,B
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51 or 1 lightpen on joypad port A
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52 or 2 analog paddles on joypads ports A,B
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53 2 joysticks on parallel port
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54 */
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55
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56 enum {
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57 IKBD_JOY1=0,
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58 XBIOS_JOY1,
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59 PORTA_PAD,
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60 PORTB_PAD,
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61 PORTA_JOY0,
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62 PORTA_JOY1,
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63 PORTB_JOY0,
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64 PORTB_JOY1,
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65 PORTA_LP,
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66 PORTA_ANPAD,
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67 PORTB_ANPAD,
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68 #if 0
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69 PARA_JOY0,
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70 PARA_JOY1,
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71 #endif
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72 MAX_JOYSTICKS
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73 };
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74
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75 enum {
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76 MCH_ST=0,
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77 MCH_STE,
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78 MCH_TT,
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79 MCH_F30,
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80 MCH_CLONE,
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81 MCH_ARANYM
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82 };
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83
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84 /* Joypad buttons
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85 * Procontroller note:
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86 * L,R are connected to 4,6
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87 * X,Y,Z are connected to 7,8,9
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88 */
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89
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90 enum {
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91 JP_UP=0, JP_DOWN, JP_LEFT, JP_RIGHT,
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92 JP_KPMULT, JP_KP7, JP_KP4, JP_KP1,
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93 JP_KP0, JP_KP8, JP_KP5, JP_KP2,
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94 JP_KPNUM, JP_KP9, JP_KP6, JP_KP3,
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95 JP_PAUSE, JP_FIRE0, JP_UNDEF0, JP_FIRE1,
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96 JP_UNDEF1, JP_FIRE2, JP_UNDEF2, JP_OPTION
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97 };
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98
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99 #define JP_NUM_BUTTONS 17
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100
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101 #define PORT_JS_RIGHT (1<<0)
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102 #define PORT_JS_LEFT (1<<1)
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103 #define PORT_JS_DOWN (1<<2)
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104 #define PORT_JS_UP (1<<3)
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105 #define PORT_JS_FIRE (1<<4)
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106
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107 /*--- Types ---*/
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108
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109 typedef struct {
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110 SDL_bool enabled;
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111 unsigned char *name;
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112 Uint32 prevstate;
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113 } atarijoy_t;
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114
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115 /*--- Variables ---*/
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116
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117 static atarijoy_t atarijoysticks[MAX_JOYSTICKS]={
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118 {SDL_FALSE,"IKBD joystick port 1",0},
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119 {SDL_FALSE,"Xbios joystick port 1",0},
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120 {SDL_FALSE,"Joypad port A",0},
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121 {SDL_FALSE,"Joypad port B",0},
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122 {SDL_FALSE,"Joystick 0 port A",0},
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123 {SDL_FALSE,"Joystick 1 port A",0},
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124 {SDL_FALSE,"Joystick 0 port B",0},
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125 {SDL_FALSE,"Joystick 1 port B",0},
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126 {SDL_FALSE,"Lightpen port A",0},
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127 {SDL_FALSE,"Analog paddle port A",0},
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128 {SDL_FALSE,"Analog paddle port B",0}
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129 #if 0
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130 ,{SDL_FALSE,"Joystick 0 parallel port",0},
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131 {SDL_FALSE,"Joystick 1 parallel port",0}
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132 #endif
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133 };
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134
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135 static const int jp_buttons[JP_NUM_BUTTONS]={
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136 JP_FIRE0, JP_FIRE1, JP_FIRE2, JP_PAUSE,
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137 JP_OPTION, JP_KPMULT, JP_KPNUM, JP_KP0,
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138 JP_KP1, JP_KP2, JP_KP3, JP_KP4,
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139 JP_KP5, JP_KP6, JP_KP7, JP_KP8,
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140 JP_KP9
302
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141 };
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142
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143 static SDL_bool joypad_ports_enabled=SDL_FALSE;
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144
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145 /* Updated joypad ports */
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146 static Uint16 jp_paddles[4];
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147 static Uint16 jp_lightpens[2];
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148 static Uint16 jp_directions;
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149 static Uint16 jp_fires;
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150 static Uint32 jp_joypads[2];
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151
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152 /*--- Functions prototypes ---*/
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153
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154 static int GetEnabledAtariJoystick(int index);
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155 static void UpdateJoypads(void);
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156
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157 /*--- Functions ---*/
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158
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159 int SDL_SYS_JoystickInit(void)
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160 {
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161 int i;
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162 unsigned long cookie_mch;
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163 const char *envr=SDL_getenv("SDL_JOYSTICK_ATARI");
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164
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165 #define TEST_JOY_ENABLED(env,idstring,num) \
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166 if (SDL_strstr(env,idstring"-off")) { \
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167 atarijoysticks[num].enabled=SDL_FALSE; \
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168 } \
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169 if (SDL_strstr(env,idstring"-on")) { \
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170 atarijoysticks[num].enabled=SDL_TRUE; \
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171 }
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172
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173 /* Cookie _MCH present ? if not, assume ST machine */
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174 if (Getcookie(C__MCH, &cookie_mch) != C_FOUND) {
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175 cookie_mch = MCH_ST << 16;
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176 }
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177
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178 /* Enable some default joysticks */
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179 if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) ||
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180 (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16) ||
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181 (cookie_mch == MCH_ARANYM<<16)) {
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182 atarijoysticks[IKBD_JOY1].enabled=(SDL_AtariIkbd_enabled!=0);
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183 }
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184 if ((cookie_mch == MCH_STE<<16) || (cookie_mch == MCH_F30<<16)) {
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185 atarijoysticks[PORTA_PAD].enabled=SDL_TRUE;
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186 atarijoysticks[PORTB_PAD].enabled=SDL_TRUE;
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187 }
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188 if (!atarijoysticks[IKBD_JOY1].enabled) {
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189 atarijoysticks[XBIOS_JOY1].enabled=(SDL_AtariXbios_enabled!=0);
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190 }
302
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191
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192 /* Read environment for joysticks to enable */
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193 if (envr) {
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194 /* IKBD on any Atari, maybe clones */
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195 if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) ||
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196 (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16) ||
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197 (cookie_mch == MCH_ARANYM<<16)) {
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198 if (SDL_AtariIkbd_enabled!=0) {
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199 TEST_JOY_ENABLED(envr, "ikbd-joy1", IKBD_JOY1);
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200 }
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201 }
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202 /* Joypads ports only on STE and Falcon */
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203 if ((cookie_mch == MCH_STE<<16) || (cookie_mch == MCH_F30<<16)) {
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204 TEST_JOY_ENABLED(envr, "porta-pad", PORTA_PAD);
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205 if (!atarijoysticks[PORTA_PAD].enabled) {
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206 TEST_JOY_ENABLED(envr, "porta-joy0", PORTA_JOY0);
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207 TEST_JOY_ENABLED(envr, "porta-joy1", PORTA_JOY1);
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208 if (!(atarijoysticks[PORTA_JOY0].enabled) && !(atarijoysticks[PORTA_JOY1].enabled)) {
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209 TEST_JOY_ENABLED(envr, "porta-lp", PORTA_LP);
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210 if (!atarijoysticks[PORTA_LP].enabled) {
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211 TEST_JOY_ENABLED(envr, "porta-anpad", PORTA_ANPAD);
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212 }
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213 }
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214 }
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215
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216 TEST_JOY_ENABLED(envr, "portb-pad", PORTB_PAD);
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217 if (!atarijoysticks[PORTB_PAD].enabled) {
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218 TEST_JOY_ENABLED(envr, "portb-joy0", PORTB_JOY0);
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219 TEST_JOY_ENABLED(envr, "portb-joy1", PORTB_JOY1);
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220 if (!(atarijoysticks[PORTB_JOY0].enabled) && !(atarijoysticks[PORTB_JOY1].enabled)) {
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221 TEST_JOY_ENABLED(envr, "portb-anpad", PORTB_ANPAD);
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222 }
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223 }
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224 }
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225
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226 if (!atarijoysticks[IKBD_JOY1].enabled) {
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227 if (SDL_AtariXbios_enabled!=0) {
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228 TEST_JOY_ENABLED(envr, "xbios-joy1", XBIOS_JOY1);
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229 }
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230 }
302
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231 #if 0
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232 /* Parallel port on any Atari, maybe clones */
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233 if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) ||
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234 (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16)) {
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235 TEST_JOY_ENABLED(envr, "para-joy0", PARA_JOY0);
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236 TEST_JOY_ENABLED(envr, "para-joy1", PARA_JOY1);
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237 }
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238 #endif
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239 }
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240
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241 /* Need to update joypad ports ? */
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242 joypad_ports_enabled=SDL_FALSE;
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243 for (i=PORTA_PAD;i<=PORTB_ANPAD;i++) {
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244 if (atarijoysticks[i].enabled) {
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245 joypad_ports_enabled=SDL_TRUE;
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246 break;
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247 }
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248 }
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249
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250 SDL_numjoysticks = 0;
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251 for (i=0;i<MAX_JOYSTICKS;i++) {
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252 if (atarijoysticks[i].enabled) {
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253 ++SDL_numjoysticks;
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254 }
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255 }
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256
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257 return(SDL_numjoysticks);
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258 }
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259
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260 static int GetEnabledAtariJoystick(int index)
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261 {
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262 int i,j;
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263
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264 /* Return the nth'index' enabled atari joystick */
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265 j=0;
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266 for (i=0;i<MAX_JOYSTICKS;i++) {
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267 if (!atarijoysticks[i].enabled) {
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268 continue;
302
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269 }
305
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270
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
271 if (j==index) {
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
272 break;
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
273 }
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
274
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
275 ++j;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 if (i==MAX_JOYSTICKS)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 return -1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 return i;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 const char *SDL_SYS_JoystickName(int index)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 int numjoystick;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287 numjoystick=GetEnabledAtariJoystick(index);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 if (numjoystick==-1)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 return NULL;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 return(atarijoysticks[numjoystick].name);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 int SDL_SYS_JoystickOpen(SDL_Joystick *joystick)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 int numjoystick;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 numjoystick=GetEnabledAtariJoystick(joystick->index);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 if (numjoystick==-1)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 return -1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
302 joystick->naxes=0;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
303 joystick->nhats=0;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
304 joystick->nballs=0;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
305
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
306 switch(numjoystick) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
307 case PORTA_PAD:
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
308 case PORTB_PAD:
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
309 joystick->nhats=1;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
310 joystick->nbuttons=JP_NUM_BUTTONS;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
311 break;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
312 case PORTA_LP:
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
313 case PORTA_ANPAD:
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
314 case PORTB_ANPAD:
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
315 joystick->naxes=2;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
316 joystick->nbuttons=2;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
317 break;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
318 default:
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
319 joystick->nhats=1;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
320 joystick->nbuttons=1;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
321 break;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 return(0);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 int numjoystick;
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
330 Uint8 hatstate;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 Uint32 curstate,prevstate;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 numjoystick=GetEnabledAtariJoystick(joystick->index);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 if (numjoystick==-1)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 return;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 prevstate = atarijoysticks[numjoystick].prevstate;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 if (joypad_ports_enabled) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 Supexec(UpdateJoypads);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 switch (numjoystick) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 case IKBD_JOY1:
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
345 case XBIOS_JOY1:
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 {
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
347 curstate = 0;
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
348
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
349 if (numjoystick==IKBD_JOY1) {
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
350 curstate = SDL_AtariIkbd_joystick & 0xff;
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
351 }
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
352 if (numjoystick==XBIOS_JOY1) {
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
353 curstate = SDL_AtariXbios_joystick & 0xff;
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
354 }
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
355
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 if (curstate != prevstate) {
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
357 hatstate = SDL_HAT_CENTERED;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
358 if (curstate & IKBD_JOY_LEFT) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
359 hatstate |= SDL_HAT_LEFT;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
360 }
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
361 if (curstate & IKBD_JOY_RIGHT) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
362 hatstate |= SDL_HAT_RIGHT;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 }
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
364 if (curstate & IKBD_JOY_UP) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
365 hatstate |= SDL_HAT_UP;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 }
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
367 if (curstate & IKBD_JOY_DOWN) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
368 hatstate |= SDL_HAT_DOWN;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
369 }
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
370 SDL_PrivateJoystickHat(joystick, 0, hatstate);
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
371
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 /* Button */
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 if ((curstate & IKBD_JOY_FIRE) && !(prevstate & IKBD_JOY_FIRE)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 if (!(curstate & IKBD_JOY_FIRE) && (prevstate & IKBD_JOY_FIRE)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 }
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents: 302
diff changeset
380 atarijoysticks[numjoystick].prevstate = curstate;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 break;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383 case PORTA_PAD:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 case PORTB_PAD:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 int numjoypad,i;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388 numjoypad=0;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
389 if (numjoystick==PORTB_PAD) numjoypad=1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
390
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
391 curstate=jp_joypads[numjoypad];
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
392 if (curstate!=prevstate) {
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
393 hatstate = SDL_HAT_CENTERED;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
394 if (curstate & (1<<JP_LEFT)) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
395 hatstate |= SDL_HAT_LEFT;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
396 }
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
397 if (curstate & (1<<JP_RIGHT)) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
398 hatstate |= SDL_HAT_RIGHT;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 }
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
400 if (curstate & (1<<JP_UP)) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
401 hatstate |= SDL_HAT_UP;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 }
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
403 if (curstate & (1<<JP_DOWN)) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
404 hatstate |= SDL_HAT_DOWN;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
405 }
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
406 SDL_PrivateJoystickHat(joystick, 0, hatstate);
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
407
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408 /* Buttons */
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 for (i=0;i<JP_NUM_BUTTONS;i++) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 int button;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 button=1<<jp_buttons[i];
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 if ((curstate & button) && !(prevstate & button)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 if (!(curstate & button) && (prevstate & button)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418 SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422 atarijoysticks[numjoystick].prevstate = curstate;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
423 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424 break;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 case PORTA_JOY0:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 case PORTA_JOY1:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 case PORTB_JOY0:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 case PORTB_JOY1:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 int fire_shift=0,dir_shift=0;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 if (numjoystick==PORTA_JOY0) { fire_shift=0; dir_shift=0; }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 if (numjoystick==PORTA_JOY1) { fire_shift=1; dir_shift=4; }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 if (numjoystick==PORTB_JOY0) { fire_shift=2; dir_shift=8; }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 if (numjoystick==PORTB_JOY1) { fire_shift=3; dir_shift=12; }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 curstate = (jp_directions>>dir_shift) & 15;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438 curstate |= ((jp_fires>>fire_shift) & 1)<<4;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 if (curstate != prevstate) {
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
441 hatstate = SDL_HAT_CENTERED;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
442 if (curstate & PORT_JS_LEFT) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
443 hatstate |= SDL_HAT_LEFT;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
444 }
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
445 if (curstate & PORT_JS_RIGHT) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
446 hatstate |= SDL_HAT_RIGHT;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 }
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
448 if (curstate & PORT_JS_UP) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
449 hatstate |= SDL_HAT_UP;
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 }
963
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
451 if (curstate & PORT_JS_DOWN) {
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
452 hatstate |= SDL_HAT_DOWN;
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
453 }
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
454 SDL_PrivateJoystickHat(joystick, 0, hatstate);
92c247cec42d No need to try to emulate analog axis when SDL support digital hats
Patrice Mandin <patmandin@gmail.com>
parents: 769
diff changeset
455
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 /* Button */
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457 if ((curstate & PORT_JS_FIRE) && !(prevstate & PORT_JS_FIRE)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 if (!(curstate & PORT_JS_FIRE) && (prevstate & PORT_JS_FIRE)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461 SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 atarijoysticks[numjoystick].prevstate = curstate;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
465 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
466 break;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
467 case PORTA_LP:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 int i;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471 curstate = jp_lightpens[0]>>1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 curstate |= (jp_lightpens[1]>>1)<<15;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 curstate |= (jp_fires & 3)<<30;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 if (curstate != prevstate) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476 /* X axis */
507
7853b6af5957 Atari joystick fixes contributed by Patrice Mandin
Sam Lantinga <slouken@libsdl.org>
parents: 305
diff changeset
477 SDL_PrivateJoystickAxis(joystick,0,jp_lightpens[0] ^ 0x8000);
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478 /* Y axis */
507
7853b6af5957 Atari joystick fixes contributed by Patrice Mandin
Sam Lantinga <slouken@libsdl.org>
parents: 305
diff changeset
479 SDL_PrivateJoystickAxis(joystick,1,jp_lightpens[1] ^ 0x8000);
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 /* Buttons */
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 for (i=0;i<2;i++) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 int button;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 button=1<<(30+i);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486 if ((curstate & button) && !(prevstate & button)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 if (!(curstate & button) && (prevstate & button)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 atarijoysticks[numjoystick].prevstate = curstate;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 break;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 case PORTA_ANPAD:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 case PORTB_ANPAD:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 int numpaddle, i;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 numpaddle=0<<1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 if (numjoystick==PORTB_ANPAD) numpaddle=1<<1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 curstate = jp_paddles[numpaddle]>>1;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506 curstate |= (jp_paddles[numpaddle+1]>>1)<<15;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507 curstate |= ((jp_fires>>numpaddle) & 3)<<30;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
509 if (curstate != prevstate) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 /* X axis */
507
7853b6af5957 Atari joystick fixes contributed by Patrice Mandin
Sam Lantinga <slouken@libsdl.org>
parents: 305
diff changeset
511 SDL_PrivateJoystickAxis(joystick,0,jp_paddles[numpaddle] ^ 0x8000);
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512 /* Y axis */
507
7853b6af5957 Atari joystick fixes contributed by Patrice Mandin
Sam Lantinga <slouken@libsdl.org>
parents: 305
diff changeset
513 SDL_PrivateJoystickAxis(joystick,1,jp_paddles[numpaddle+1] ^ 0x8000);
302
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
514 /* Buttons */
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
515 for (i=0;i<2;i++) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
516 int button;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
517
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
518 button=1<<(30+i);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
519
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520 if ((curstate & button) && !(prevstate & button)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 if (!(curstate & button) && (prevstate & button)) {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED);
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 atarijoysticks[numjoystick].prevstate = curstate;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530 break;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531 #if 0
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
532 case PARA_JOY0:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
533 case PARA_JOY1:
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
534 break;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
535 #endif
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
536 };
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
537
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
538 return;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
539 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
540
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
541 void SDL_SYS_JoystickClose(SDL_Joystick *joystick)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
542 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
543 return;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
544 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
545
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
546 void SDL_SYS_JoystickQuit(void)
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
547 {
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
548 SDL_numjoysticks=0;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549 return;
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
550 }
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
551
8a86bdf34f0f Added Atari joystick support (thanks Patrice!)
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552 /*--- Joypad I/O read/write interface ---*/
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553
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554 #define JOYPAD_IO_BASE (0xffff9200)
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555 struct JOYPAD_IO_S {
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556 Uint16 fires;
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557 Uint16 directions;
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558 Uint16 dummy1[6];
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559 Uint16 paddles[4];
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560 Uint16 dummy2[4];
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561 Uint16 lightpens[2];
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562 };
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563 #define JOYPAD_IO ((*(volatile struct JOYPAD_IO_S *)JOYPAD_IO_BASE))
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564
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565 static void UpdateJoypads(void)
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566 {
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567 Uint16 tmp;
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568
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569 /*--- This function is called in supervisor mode ---*/
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570
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571 /* Update joysticks */
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572 jp_fires = (~(JOYPAD_IO.fires)) & 15;
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573 jp_directions = (~(JOYPAD_IO.directions));
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574
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575 /* Update lightpen */
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576 tmp = JOYPAD_IO.lightpens[0] & 1023;
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577 jp_lightpens[0] = (tmp<<6) | (tmp>>4);
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578 tmp = JOYPAD_IO.lightpens[1] & 1023;
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579 jp_lightpens[1] = (tmp<<6) | (tmp>>4);
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580
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581 /* Update paddles */
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582 tmp = (JOYPAD_IO.paddles[0] & 255);
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583 jp_paddles[0] = (tmp<<8) | tmp;
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584 tmp = (JOYPAD_IO.paddles[1] & 255);
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585 jp_paddles[1] = (tmp<<8) | tmp;
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586 tmp = (JOYPAD_IO.paddles[2] & 255);
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587 jp_paddles[2] = (tmp<<8) | tmp;
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588 tmp = (JOYPAD_IO.paddles[3] & 255);
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589 jp_paddles[3] = (tmp<<8) | tmp;
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590
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591 /* Update joypad 0 */
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592 JOYPAD_IO.directions=0xfffe;
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593 jp_joypads[0]=((~(JOYPAD_IO.fires)) & 3)<<(16);
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594 JOYPAD_IO.directions=0xfffe;
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595 jp_joypads[0] |= ((~(JOYPAD_IO.directions))>>8) & 15;
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596
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597 JOYPAD_IO.directions=0xfffd;
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598 jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3)<<(16+2);
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599 JOYPAD_IO.directions=0xfffd;
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600 jp_joypads[0] |= (((~(JOYPAD_IO.directions))>>8) & 15)<<4;
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601
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602 JOYPAD_IO.directions=0xfffb;
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603 jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3)<<(16+4);
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604 JOYPAD_IO.directions=0xfffb;
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605 jp_joypads[0] |= (((~(JOYPAD_IO.directions))>>8) & 15)<<8;
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606
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607 JOYPAD_IO.directions=0xfff7;
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608 jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3)<<(16+6);
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609 JOYPAD_IO.directions=0xfff7;
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610 jp_joypads[0] |= (((~(JOYPAD_IO.directions))>>8) & 15)<<12;
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611
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612 /* Update joypad 1 */
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613 JOYPAD_IO.directions=0xffef;
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614 jp_joypads[1]=((~(JOYPAD_IO.fires)) & (3<<2))<<(16-2);
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615 JOYPAD_IO.directions=0xffef;
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616 jp_joypads[1] |= ((~(JOYPAD_IO.directions))>>12) & 15;
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617
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618 JOYPAD_IO.directions=0xffdf;
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619 jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3<<2))<<(16);
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620 JOYPAD_IO.directions=0xffdf;
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621 jp_joypads[1] |= (((~(JOYPAD_IO.directions))>>12) & 15)<<4;
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622
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623 JOYPAD_IO.directions=0xffbf;
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624 jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3<<2))<<(16+2);
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625 JOYPAD_IO.directions=0xffbf;
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626 jp_joypads[1] |= (((~(JOYPAD_IO.directions))>>12) & 15)<<8;
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627
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628 JOYPAD_IO.directions=0xff7f;
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629 jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3<<2))<<(16+4);
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630 JOYPAD_IO.directions=0xff7f;
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631 jp_joypads[1] |= (((~(JOYPAD_IO.directions))>>12) & 15)<<12;
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632 }