1 files changed, 439 insertions, 0 deletions
diff --git a/tools/EventClients/Clients/WiiRemote/wiiuse_v0.12/example-sdl/sdl.c b/tools/EventClients/Clients/WiiRemote/wiiuse_v0.12/example-sdl/sdl.c
new file mode 100644
index 0000000000..0c0cdfb993
--- /dev/null
+++ b/tools/EventClients/Clients/WiiRemote/wiiuse_v0.12/example-sdl/sdl.c
@@ -0,0 +1,439 @@
+/*
+ *	Written By:
+ *		Michael Laforest	< para >
+ *		Email: < thepara (--AT--) g m a i l [--DOT--] com >
+ *
+ *	Copyright 2006-2007
+ *
+ *	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/>.
+ *
+ *	$Header$
+ */
+
+#include <stdlib.h>
+#include <math.h>
+
+#ifndef WIN32
+	#include <unistd.h>
+	#include <sys/time.h>
+	#include <time.h>
+#else
+	#include <windows.h>
+#endif
+
+#include <GL/gl.h>
+#include <GL/glu.h>
+#include <GL/glut.h>
+#include <SDL.h>
+
+#include <wiiuse.h>
+
+#define PI 3.14159265358979323846
+#define PI_DIV_180 0.017453292519943296
+#define deg PI_DIV_180
+
+#define MAX_WIIMOTES				2
+
+GLint width = 1024, height = 768;
+GLfloat backColor[4] = {1.0,1.0,1.0,1.0};
+
+wiimote** wiimotes = NULL;
+
+int last_dots[4][2] = {{0}};
+int xcoord = 0;
+int ycoord = 0;
+
+#ifdef WIN32
+	DWORD last_render;
+#else
+	struct timeval last_render;
+	int last_sec = 0;
+	int fps = 0;
+#endif
+
+enum render_mode_t {
+	IR = 1,
+	TEAPOT
+};
+enum render_mode_t render_mode = IR;
+
+/* light information */
+struct light_t {
+	GLfloat position[4];
+	GLfloat spotDirection[3];
+	GLfloat ambient[4];
+	GLfloat diffuse[4];
+	GLfloat specular[4];
+	GLfloat spotCutoff;
+	GLfloat spotExponent;
+	GLfloat spotAttenuation[3];  /*  [0] = constant, [1] = linear, [2] = quadratic  */
+};
+struct light_t light = {
+	{ 1.0, 1.0, -2.0, 1.0	},
+	{ -1.0, -1.0, 2.0		},
+	{ 0.0, 0.0, 0.0, 1.0	},
+	{ 1.0, 1.0, 1.0, 1.0	},
+	{ 1.0, 1.0, 1.0, 1.0	},
+	180.0, 0.0,
+	{ 1.0, 0.0, 0.0			}
+};
+
+/* material information */
+struct material_t {
+	GLfloat ambient[4];
+	GLfloat diffuse[4];
+	GLfloat specular[4];
+	GLfloat emission[4];
+	GLfloat shininess;
+};
+struct material_t red_plastic = {
+	{ 0.3, 0.0, 0.0, 1.0 },
+	{ 0.3, 0.0, 0.0, 1.0 },
+	{ 0.8, 0.6, 0.6, 1.0 },
+	{ 0.0, 0.0, 0.0, 1.0 },
+	32.0
+};
+
+
+void handle_event(struct wiimote_t* wm);
+void display();
+void update_light(GLenum l, struct light_t* lptr);
+void set_material(struct material_t* mptr);
+void resize_window(GLint new_width, GLint new_height);
+
+void handle_event(struct wiimote_t* wm) {
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_PLUS))
+		wiiuse_motion_sensing(wm, 1);
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_MINUS))
+		wiiuse_motion_sensing(wm, 0);
+
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_UP))
+		wiiuse_set_ir(wm, 1);
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_DOWN))
+		wiiuse_set_ir(wm, 0);
+
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_B))
+		wiiuse_toggle_rumble(wm);
+
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_ONE)) {
+		int level;
+		WIIUSE_GET_IR_SENSITIVITY(wm, &level);
+		wiiuse_set_ir_sensitivity(wm, level+1);
+	}
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_TWO)) {
+		int level;
+		WIIUSE_GET_IR_SENSITIVITY(wm, &level);
+		wiiuse_set_ir_sensitivity(wm, level-1);
+	}
+
+	#if 0
+	if (IS_JUST_PRESSED(wm, WIIMOTE_BUTTON_A)) {
+		if (render_mode == IR)
+			render_mode = TEAPOT;
+		else
+			render_mode = IR;
+		resize_window(width, height);
+	}
+	#endif
+}
+
+#define DRAW_TRIANGLE(x, y, z, s)	do {							\
+										glVertex3f(x, y-s, z);		\
+										glVertex3f(x+s, y+s, z);	\
+										glVertex3f(x-s, y+s, z);	\
+									} while (0)
+
+int can_render() {
+	/* quick fps limit to ~60fps -- not too fancy, could be better */
+	#ifdef WIN32
+		if (GetTickCount() < (last_render + 16))
+			return 0;
+		last_render = GetTickCount();
+		return 1;
+	#else
+		struct timeval now;
+		long elapsed_usec = 0;
+
+		gettimeofday(&now, NULL);
+
+		if (now.tv_usec > 1000000) {
+			now.tv_usec -= 1000000;
+			++now.tv_sec;
+		}
+
+		if (now.tv_sec > last_render.tv_sec)
+			elapsed_usec = ((now.tv_sec - last_render.tv_sec) * 1000000);
+
+		if (now.tv_usec > last_render.tv_usec)
+			elapsed_usec += now.tv_usec - last_render.tv_usec;
+		else
+			elapsed_usec += last_render.tv_usec - now.tv_usec;
+
+		if (time(NULL) > last_sec) {
+			printf("fps: %i\n", fps);
+			fps = 0;
+			last_sec = time(NULL);
+		}
+
+		if (elapsed_usec < 16000)
+			return 0;
+
+		last_render = now;
+		++fps;
+
+		return 1;
+	#endif
+}
+
+void display() {
+	int i, wm;
+	float size = 5;
+
+	if (!can_render())
+		return;
+
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+	glMatrixMode(GL_MODELVIEW);
+	glLoadIdentity();
+
+	if (render_mode == IR) {
+		/* draw the IR stuff */
+
+		glDisable(GL_LIGHTING);
+
+		glBegin(GL_TRIANGLES);
+			/* green center */
+			glColor3f(0.0, 1.0, 0.0);
+			DRAW_TRIANGLE(width/2, height/2, 0, size);
+		glEnd();
+
+		for (wm = 0; wm < MAX_WIIMOTES; ++wm) {
+			glBegin(GL_TRIANGLES);
+				/* red ir */
+				glColor3f(1.0, 0.0, 0.0);
+				for (i = 0; i < 4; ++i) {
+					if (wiimotes[wm]->ir.dot[i].visible)
+						DRAW_TRIANGLE(wiimotes[wm]->ir.dot[i].rx, wiimotes[wm]->ir.dot[i].ry, 0, size);
+				}
+
+				/* yellow corrected ir */
+				glColor3f(1.0, 1.0, 0.0);
+				for (i = 0; i < 4; ++i) {
+					if (wiimotes[wm]->ir.dot[i].visible)
+						DRAW_TRIANGLE(wiimotes[wm]->ir.dot[i].x, wiimotes[wm]->ir.dot[i].y, 0, size);
+				}
+
+				/* blue cursor */
+				glColor3f(0.0, 0.0, 1.0);
+				DRAW_TRIANGLE(wiimotes[wm]->ir.x, wiimotes[wm]->ir.y-size, 0, size);
+			glEnd();
+		}
+	} else {
+		/* draw the teapot */
+		gluLookAt(0.0, 0.0, -5.0,
+				  0.0, 0.0, 0.0,
+				  0.0, 1.0, 0.0);
+
+		glEnable(GL_LIGHTING);
+		glEnable(GL_LIGHT0);
+		update_light(GL_LIGHT0, &light);
+		set_material(&red_plastic);
+
+		glRotatef(wiimotes[0]->orient.roll, 0.0f, 0.0f, 1.0f);
+		glRotatef(wiimotes[0]->orient.pitch, 1.0f, 0.0f, 0.0f);
+
+
+		glutSolidTeapot(1);
+	}
+
+	SDL_GL_SwapBuffers();
+}
+
+
+void update_light(GLenum l, struct light_t* lptr) {
+	glLightfv(l, GL_POSITION, lptr->position);
+	glLightfv(l, GL_DIFFUSE, lptr->diffuse);
+	glLightfv(l, GL_SPECULAR, lptr->specular);
+	glLightfv(l, GL_AMBIENT, lptr->ambient);
+	glLightfv(l, GL_SPOT_DIRECTION, lptr->spotDirection);
+	glLightf(l, GL_SPOT_CUTOFF, lptr->spotCutoff);
+	glLightf(l, GL_SPOT_EXPONENT, lptr->spotExponent);
+	glLightf(l, GL_CONSTANT_ATTENUATION, lptr->spotAttenuation[0]);
+	glLightf(l, GL_LINEAR_ATTENUATION, lptr->spotAttenuation[1]);
+	glLightf(l, GL_QUADRATIC_ATTENUATION, lptr->spotAttenuation[2]);
+}
+
+
+void set_material(struct material_t* mptr) {
+	glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, mptr->ambient);
+	glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, mptr->diffuse);
+	glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, mptr->specular);
+	glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, mptr->shininess);
+	glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, mptr->emission);
+}
+
+
+void resize_window(GLint new_width, GLint new_height) {
+	int wm;
+
+	width = new_width;
+	height = new_height;
+
+	if (new_height == 0)
+		new_height = 1;
+
+	SDL_SetVideoMode(width, height, 16, SDL_RESIZABLE | SDL_OPENGL);
+
+	glViewport(0, 0, new_width, new_height);
+
+	glMatrixMode(GL_PROJECTION);
+	glLoadIdentity();
+
+	if (render_mode == IR)
+		gluOrtho2D(0, width, height, 0);
+	else
+		gluPerspective(60.0f, (float)new_width/(float)new_height, 0.1f, 100.0f);
+
+	glMatrixMode(GL_MODELVIEW);
+	glLoadIdentity();
+
+	width = new_width;
+	height = new_height;
+
+	for (wm = 0; wm < MAX_WIIMOTES; ++wm)
+		wiiuse_set_ir_vres(wiimotes[wm], width, height);
+}
+
+#ifndef WIN32
+int main(int argc, char** argv) {
+#else
+int WINAPI WinMain(HINSTANCE hInstance,	HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
+#endif
+	int found, connected;
+	int wm;
+
+	//printf("wiiuse version = %s\n", wiiuse_version());
+
+	wiimotes =  wiiuse_init(MAX_WIIMOTES);
+	found = wiiuse_find(wiimotes, MAX_WIIMOTES, 5);
+	if (!found)
+		return 0;
+	connected = wiiuse_connect(wiimotes, MAX_WIIMOTES);
+	if (connected)
+		printf("Connected to %i wiimotes (of %i found).\n", connected, found);
+	else {
+		printf("Failed to connect to any wiimote.\n");
+		return 0;
+	}
+	wiiuse_set_leds(wiimotes[0], WIIMOTE_LED_1 | WIIMOTE_LED_4);
+	wiiuse_set_leds(wiimotes[1], WIIMOTE_LED_2 | WIIMOTE_LED_4);
+	wiiuse_rumble(wiimotes[0], 1);
+
+	#ifndef WIN32
+		usleep(200000);
+	#else
+		Sleep(200);
+	#endif
+
+	wiiuse_rumble(wiimotes[0], 0);
+
+	/* enable IR and motion sensing for all wiimotes */
+	for (wm = 0; wm < MAX_WIIMOTES; ++wm) {
+		wiiuse_motion_sensing(wiimotes[wm], 1);
+		wiiuse_set_ir(wiimotes[wm], 1);
+	}
+
+	if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+		printf("Failed to initialize SDL: %s\n", SDL_GetError());
+		return 0;
+	}
+
+	SDL_WM_SetCaption("wiiuse SDL IR Example", "wiiuse SDL IR Example");
+
+	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
+	SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
+
+	/* set window size */
+	width = wiimotes[0]->ir.vres[0];
+	height = wiimotes[0]->ir.vres[1];
+	SDL_SetVideoMode(width, height, 16, SDL_RESIZABLE | SDL_OPENGL);
+
+	for (wm = 0; wm < MAX_WIIMOTES; ++wm)
+		wiiuse_set_ir_vres(wiimotes[wm], width, height);
+
+	/* set OpenGL stuff */
+	glEnable(GL_DEPTH_TEST);
+    glEnable(GL_LIGHTING);
+	glEnable(GL_NORMALIZE);
+	glEnable(GL_BLEND);
+
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+    glDepthFunc(GL_LEQUAL);
+    glClearColor(0, 0, 0, 0);
+
+	/* set the size of the window */
+	resize_window(width, height);
+
+	display();
+
+	#ifdef WIN32
+		last_render = GetTickCount();
+	#endif
+
+	while (1) {
+		SDL_Event event;
+
+		if (SDL_PollEvent(&event)) {
+			switch (event.type) {
+				case SDL_VIDEORESIZE:
+				{
+					/* resize the window */
+					resize_window(event.resize.w, event.resize.h);
+					break;
+				}
+				case SDL_QUIT:
+				{
+					/* shutdown */
+					SDL_Quit();
+					wiiuse_cleanup(wiimotes, MAX_WIIMOTES);
+					return 0;
+				}
+				default:
+				{
+				}
+			}
+		}
+
+		if (wiiuse_poll(wiimotes, MAX_WIIMOTES)) {
+			/*
+			 *	This happens if something happened on any wiimote.
+			 *	So go through each one and check if anything happened.
+			 */
+			int i = 0;
+			for (; i < MAX_WIIMOTES; ++i) {
+				switch (wiimotes[i]->event) {
+					case WIIUSE_EVENT:
+						/* a generic event occured */
+						handle_event(wiimotes[i]);
+						break;
+
+					default:
+						break;
+				}
+			}
+		}
+
+		display();
+	}
+}