1 files changed, 62 insertions, 0 deletions
diff --git a/plugins/dfinput/analog.c b/plugins/dfinput/analog.c
new file mode 100644
index 00000000..34d3dcbe
--- /dev/null
+++ b/plugins/dfinput/analog.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2009, Wei Mingzhi <whistler@openoffice.org>.
+ * All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses>.
+ */
+
+#include "pad.h"
+
+void InitAnalog() {
+	g.PadState[0].AnalogStatus[ANALOG_LEFT][ANALOG_X] = 128;
+	g.PadState[0].AnalogStatus[ANALOG_LEFT][ANALOG_Y] = 128;
+	g.PadState[0].AnalogStatus[ANALOG_RIGHT][ANALOG_X] = 128;
+	g.PadState[0].AnalogStatus[ANALOG_RIGHT][ANALOG_Y] = 128;
+	g.PadState[1].AnalogStatus[ANALOG_LEFT][ANALOG_X] = 128;
+	g.PadState[1].AnalogStatus[ANALOG_LEFT][ANALOG_Y] = 128;
+	g.PadState[1].AnalogStatus[ANALOG_RIGHT][ANALOG_X] = 128;
+	g.PadState[1].AnalogStatus[ANALOG_RIGHT][ANALOG_Y] = 128;
+}
+
+void CheckAnalog() {
+	int			i, j, k, val;
+	uint8_t		n;
+
+	for (i = 0; i < 2; i++) {
+		if (g.cfg.PadDef[i].Type != PSE_PAD_TYPE_ANALOGPAD) {
+			continue;
+		}
+
+		for (j = 0; j < ANALOG_TOTAL; j++) {
+			for (k = 0; k < 2; k++) {
+				if (g.cfg.PadDef[i].AnalogDef[j][k] == 0) {
+					continue;
+				}
+
+				n = abs(g.cfg.PadDef[i].AnalogDef[j][k]) - 1;
+
+				val = SDL_JoystickGetAxis(g.PadState[i].JoyDev, n);
+
+				val += 32768;
+				val /= 256;
+
+				if (g.cfg.PadDef[i].AnalogDef[j][k] < 0) {
+					g.PadState[i].AnalogStatus[j][k] = 255 - val;
+				} else {
+					g.PadState[i].AnalogStatus[j][k] = val;
+				}
+			}
+		}
+	}
+}