Raydium 3D Game Engine

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PostPosted: Fri Dec 24, 2010 7:26 pm 
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Joined: Wed May 06, 2009 2:06 pm
Posts: 30
Hi, I have seen Mania Drive is a little bit difficult for children. I made couple of modifications to test is game then funnier to children. Patch is also for starting discussion about 'kidsmode' / trainer / cheat-mode...

a) all story-tracks are always playable
b) Acceleration and top-speed can be tuned before start track

I didn't find what file can be attachment, so here it is:
--- mania_drive_orig.c 2010-12-22 12:53:29.000000000 +0200
+++ mania_drive.c 2010-12-22 22:46:27.000000000 +0200
@@ -39,6 +39,11 @@

#define MAX_PROPS 100

+//Some globals for 'kids-mode'
+float car_top_speed= 165;
+float car_acceleration= 0.12;
+
+
GLfloat sun[]={1.0,0.9,0.5,1.0};
GLfloat amb[]={1.0,0.0,0.0,1.0};
GLfloat tmp2[]={1.0,1.0,1.0,1.0};
@@ -547,6 +552,11 @@

void btnDriveSolo(raydium_gui_Object *w)
{
+//For 'kids-mode'
+char str[RAYDIUM_MAX_NAME_LEN]; // useless
+car_top_speed=raydium_gui_read_name("menu","trkCarSpeed",str);
+car_acceleration=raydium_gui_read_name("menu","trkCarAccel",str) / 100.0 ;
+
drive(w->name);
mode=MODE_SOLO;
}
@@ -1070,7 +1080,9 @@
raydium_parser_cut(ret+last,part1,part2,';');
raydium_gui_widget_sizes(10,4,12);
candrive=(part2[1]!='4');
- raydium_gui_button_create(part1,handle,x1,pos,(candrive?gettext("Drive"):gettext("-")),(candrive?btnDriveSolo:btnCantDrive));
+ //raydium_gui_button_create(part1,handle,x1,pos,(candrive?gettext("Drive"):gettext("-")),(candrive?btnDriveSolo:btnCantDrive));
+ //'Kids-mode2' All tracks can be played in any order
+ raydium_gui_button_create(part1,handle,x1,pos,gettext("Drive"),btnDriveSolo);

part1[0]='*'+id; // avoid name collision
strcpy(part3,part2);
@@ -1103,6 +1115,9 @@

completed=build_gui_Story_sub(handle,STORY_FILE_BEG,2, 33,0);

+//'Kids-mode3' - Pro can be played even beginner is not passed
+/*
+#ifdef completed_demo
if(completed)
{
raydium_gui_widget_sizes(0,0,16);
@@ -1112,6 +1127,20 @@
raydium_gui_window_OnDelete_name("menu",video_beg_delete);
raydium_gui_label_create("lblOkBeg",handle,27,45,gettext("Beginners mode completed !"),0,0,0);
}
+#endif
+*/
+
+//'Kids-mode' - Sliders for tune Accel and max-speed
+raydium_gui_label_create("lblStats",handle,28,48,gettext("Stats"),0.3,0,0);
+raydium_gui_widget_sizes(0,0,18);
+raydium_gui_label_create("LblSpeed",handle,28,40,gettext("Max speed:"),0,0,0);
+raydium_gui_widget_sizes(20,2,0);
+raydium_gui_track_create("trkCarSpeed",handle,28,32, 10,1000,car_top_speed);
+raydium_gui_widget_sizes(0,0,18);
+raydium_gui_label_create("LblAccel",handle,28,28,gettext("Accel:"),0,0,0);
+raydium_gui_widget_sizes(20,2,0);
+raydium_gui_track_create("trkCarAccel",handle,28,20, 0,90,car_acceleration*100);
+//

completed=build_gui_Story_sub(handle,STORY_FILE_PRO,52,83,1);

@@ -1123,6 +1152,9 @@

gui_start();

+//'Kids-mode3' - 'Do not ever show completed'
+/*
+#ifdef all_maps_completed_demo
if(completed && !congrats)
{
congrats=1;
@@ -1130,6 +1162,8 @@
raydium_log("Completed !");
build_gui_StoryCompleted();
}
+#endif
+*/
}


@@ -2407,19 +2441,24 @@
if(game_state==GAME_END)
raydium_joy_y=raydium_joy_x=0;
speed=0;
-accel=0.12;
+//accel=0.12;
+//'Kids-mode'
+accel=car_acceleration;

if(raydium_joy_y>0.3)
{
- speed=raydium_joy_y*55;
+ //speed=raydium_joy_y*55;
+ speed=raydium_joy_y*car_top_speed; //default=55 //150=450kmh
raydium_ode_motor_power_max_name("moteur",accel);
raydium_particle_generator_enable_name("corps",1);
}
else
if(raydium_joy_y<0.3)
{
- speed=raydium_joy_y*5;
- raydium_ode_motor_power_max_name("moteur",0.2 * -raydium_joy_y);
+ //speed=raydium_joy_y*5;
+ //raydium_ode_motor_power_max_name("moteur",0.2 * -raydium_joy_y);
+ speed=raydium_joy_y*car_top_speed/10; //Reversing speed is one tenth
+ raydium_ode_motor_power_max_name("moteur",car_acceleration/6 * -raydium_joy_y); //Reversing accel is one of sixth
raydium_particle_generator_enable_name("corps",0);
}
else


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