ccppi/zig-raylib
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remove debug messages, fix some physical errors

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This commit is contained in:
jonathan santis 2024-12-04 11:17:53 +01:00
parent 7fbd24b85d
commit ec5fc69ae5
2 changed files with 25 additions and 8 deletions
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31
src/main.zig
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@ -113,6 +113,18 @@ const Emitter = struct {
if(at.init_done != 1)
{
at.init(.{.a=.{.x=@floatFromInt(rl.getMouseX() - screenWidth / 2),.y=@floatFromInt(rl.getMouseY() - screenHeight / 2),.z=0}});
at.mode = 1;
break;
}
}
}
if (rl.isMouseButtonPressed(rl.MouseButton.mouse_button_middle)) {
for (att) |*at|
{
if(at.init_done != 1)
{
at.init(.{.a=.{.x=@floatFromInt(rl.getMouseX() - screenWidth / 2),.y=@floatFromInt(rl.getMouseY() - screenHeight / 2),.z=0}});
at.mode = 0;
break;
}
}
@ -127,9 +139,15 @@ const Emitter = struct {
//p.applyGravity(2);
for (att) |at|
{
//std.debug.print("force:{}\n",.{at.attract(p.*)});
if(at.mode == 0)
{
p.applyForce(at.attract(p.*));
}
else
{
p.applyForce(at.repel(p.*));
}
}
p.update();
if(p.position.a.x < 10000 and p.position.a.x > -10000)
@ -150,6 +168,7 @@ const Emitter = struct {
const Attractor = struct {
vec: pr.Vec,
init_done : u8 = 0,
mode : u8 = 0,
pub fn init(self : *Attractor, vec : pr.Vec) void
{
self.vec = vec;
@ -161,8 +180,8 @@ const Attractor = struct {
const distance = self.vec.sub(particle.position);
var force: pr.Vec = undefined;
if (distance.a.x != 0 and distance.a.y != 0) {
force.a.x = distance.a.x / 1000;
force.a.y = distance.a.y / 1000;
force.a.x = distance.a.x * @abs(1/distance.a.x);
force.a.y = distance.a.y * @abs(1/distance.a.y);
force.a.z = 0;
}
return force;
@ -178,8 +197,8 @@ const Attractor = struct {
const distance = self.vec.sub(particle.position);
var force: pr.Vec = undefined;
if (distance.a.x != 0 and distance.a.y != 0) {
force.a.x = -distance.a.x / 1000;
force.a.y = -distance.a.y / 1000;
force.a.x = -distance.a.x * @abs(1/distance.a.x);
force.a.y = -distance.a.y * @abs(1/distance.a.y);
force.a.z = 0;
}
return force;
@ -273,8 +292,6 @@ pub fn main() anyerror!void {
_ = rg.guiSlider(rectangle(10, 170, 600, 10), "-3", "3", &value2, ItoF(-100), ItoF(100));
_ = rg.guiSlider(rectangle(10, 190, 600, 10), "-3", "3", &value3, -100, 100);
_ = rg.guiColorPicker(rectangle(10,200,300,100),"Choose Color", &color);
}
else
{

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zig-out/bin/raylib-test
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