From 3afbfabeb5c75f767d1ed9151fe8eb4f739bdbdd Mon Sep 17 00:00:00 2001
From: Steve <stephenjsweeney@battleforthesolarsystem.com>
Date: Wed, 7 Feb 2018 19:20:36 +0000
Subject: [PATCH] Joypad controls (hardcoded, for now).

---
 src/defs.h            | 15 +++++++++++----
 src/structs.h         |  1 +
 src/system/controls.c | 30 ++++++++++++++++++++++++++++--
 src/system/input.c    |  5 +++++
 4 files changed, 45 insertions(+), 6 deletions(-)

diff --git a/src/defs.h b/src/defs.h
index 7ba012b..d9450cd 100644
--- a/src/defs.h
+++ b/src/defs.h
@@ -38,8 +38,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #define SAVE_FILENAME "game.save"
 #define CONFIG_FILENAME "config.json"
 
-#define SCREEN_WIDTH 	1280
-#define SCREEN_HEIGHT 	720
+#define SCREEN_WIDTH	1280
+#define SCREEN_HEIGHT	720
 
 #define MAX_KEYBOARD_KEYS	350
 #define MAX_MOUSE_BUTTONS	6
@@ -53,7 +53,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #define MAX_NAME_LENGTH				32
 #define MAX_DESCRIPTION_LENGTH		512
-#define MAX_LINE_LENGTH 			1024
+#define MAX_LINE_LENGTH				1024
 #define MAX_FILENAME_LENGTH			1024
 
 #define NUM_TEXTURE_BUCKETS			32
@@ -113,7 +113,7 @@ enum
 };
 
 #define EF_NONE					0
-#define EF_WEIGHTLESS 			(2 << 0)
+#define EF_WEIGHTLESS			(2 << 0)
 #define EF_BOUNCES				(2 << 1)
 #define EF_TELEPORTING			(2 << 2)
 #define EF_NO_ENVIRONMENT		(2 << 3)
@@ -135,6 +135,13 @@ enum
 #define GRAVITY_POWER				0.5f
 #define FRICTION					0.75f
 
+enum
+{
+	JOYPAD_AXIS_X,
+	JOYPAD_AXIS_Y,
+	JOYPAD_AXIS_MAX
+};
+
 enum
 {
 	FACING_RIGHT,
diff --git a/src/structs.h b/src/structs.h
index 9af569c..6409592 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -320,6 +320,7 @@ typedef struct {
 	SDL_Joystick *joypad;
 	int keyboard[MAX_KEYBOARD_KEYS];
 	int joypadButton[SDL_CONTROLLER_BUTTON_MAX];
+	int joypadAxis[JOYPAD_AXIS_MAX];
 	SDL_Texture *backBuffer;
 	SDL_Renderer *renderer;
 	SDL_Window *window;
diff --git a/src/system/controls.c b/src/system/controls.c
index 0f0e2b7..4e58e6f 100644
--- a/src/system/controls.c
+++ b/src/system/controls.c
@@ -37,12 +37,38 @@ void initControls(void)
 	{
 		game.config.joypadControls[i] = -1;
 	}
+	
+	game.config.joypadControls[CONTROL_JUMP] = 1;
+	game.config.joypadControls[CONTROL_FIRE] = 3;
+	game.config.joypadControls[CONTROL_JETPACK] = 2;
 }
 
 int isControl(int type)
 {
-	int key = game.config.keyControls[type];
-	int btn = game.config.joypadControls[type];
+	int key, btn;
+	
+	key = game.config.keyControls[type];
+	btn = game.config.joypadControls[type];
+	
+	if (type == CONTROL_LEFT && app.joypadAxis[JOYPAD_AXIS_X] <= -16384)
+	{
+		return 1;
+	}
+	
+	if (type == CONTROL_RIGHT && app.joypadAxis[JOYPAD_AXIS_X] >= 16384)
+	{
+		return 1;
+	}
+	
+	if (type == CONTROL_UP && app.joypadAxis[JOYPAD_AXIS_Y] <= -16384)
+	{
+		return 1;
+	}
+	
+	if (type == CONTROL_DOWN && app.joypadAxis[JOYPAD_AXIS_Y] >= 16384)
+	{
+		return 1;
+	}
 	
 	return ((key != 0 && app.keyboard[key]) || (btn != -1 && app.joypadButton[btn]));
 }
diff --git a/src/system/input.c b/src/system/input.c
index fc61276..8c8536b 100644
--- a/src/system/input.c
+++ b/src/system/input.c
@@ -163,4 +163,9 @@ void handleInput(void)
 	{
 		app.joypadButton[i] = SDL_JoystickGetButton(app.joypad, i);
 	}
+	
+	for (i = 0 ; i < JOYPAD_AXIS_MAX ; i++)
+	{
+		app.joypadAxis[i] = SDL_JoystickGetAxis(app.joypad, i);
+	}
 }