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working missile trails

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This commit is contained in:
Chris Forbes
2011-04-09 19:37:11 +12:00
parent 5fd3cc7977
commit 79079ebe07
4 changed files with 91 additions and 51 deletions
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62
OpenRA.Mods.RA/Effects/Bullet.cs
View File

@@ -14,6 +14,7 @@ using OpenRA.Effects;
using OpenRA.GameRules;
using OpenRA.Graphics;
using OpenRA.Traits;
using System.Drawing;
namespace OpenRA.Mods.RA.Effects
{
@@ -30,6 +31,9 @@ namespace OpenRA.Mods.RA.Effects
public readonly bool Proximity = false;
public readonly float Angle = 0;
public readonly int TrailInterval = 2;
public readonly int ContrailLength = 0;
public readonly bool ContrailUsePlayerColor = false;
public readonly int ContrailDelay = 1;
public IEffect Create(ProjectileArgs args) { return new Bullet( this, args ); }
}
@@ -43,6 +47,7 @@ namespace OpenRA.Mods.RA.Effects
Animation anim;
const int BaseBulletSpeed = 100; /* pixels / 40ms frame */
ContrailHistory Trail;
public Bullet(BulletInfo info, ProjectileArgs args)
{
@@ -60,6 +65,13 @@ namespace OpenRA.Mods.RA.Effects
anim = new Animation(Info.Image, GetEffectiveFacing);
anim.PlayRepeating("idle");
}
if (Info.ContrailLength > 0)
{
Trail = new ContrailHistory(Info.ContrailLength,
Info.ContrailUsePlayerColor ? ContrailHistory.ChooseColor(args.firedBy) : Color.White,
Info.ContrailDelay);
}
}
int TotalTime() { return (Args.dest - Args.src).Length * BaseBulletSpeed / Info.Speed; }
@@ -94,7 +106,6 @@ namespace OpenRA.Mods.RA.Effects
if (t > TotalTime()) Explode( world );
if (Info.Trail != null)
{
var at = (float)t / TotalTime();
var altitude = float2.Lerp(Args.srcAltitude, Args.destAltitude, at);
@@ -104,12 +115,15 @@ namespace OpenRA.Mods.RA.Effects
? (pos - new float2(0, GetAltitude()))
: pos;
if (--ticksToNextSmoke < 0)
if (Info.Trail != null && --ticksToNextSmoke < 0)
{
world.AddFrameEndTask(w => w.Add(
new Smoke(w, highPos.ToInt2(), Info.Trail)));
ticksToNextSmoke = Info.TrailInterval;
}
if (Trail != null)
Trail.Tick(highPos);
}
if (!Info.High) // check for hitting a wall
@@ -129,29 +143,35 @@ namespace OpenRA.Mods.RA.Effects
const float height = .1f;
public IEnumerable<Renderable> Render()
{
if (anim != null)
{
var at = (float)t / TotalTime();
public IEnumerable<Renderable> Render()
{
if (anim != null)
{
var at = (float)t / TotalTime();
var altitude = float2.Lerp(Args.srcAltitude, Args.destAltitude, at);
var pos = float2.Lerp(Args.src, Args.dest, at) - new float2(0, altitude);
var altitude = float2.Lerp(Args.srcAltitude, Args.destAltitude, at);
var pos = float2.Lerp(Args.src, Args.dest, at) - new float2(0, altitude);
if (Info.High || Info.Angle > 0)
{
if (Info.Shadow)
yield return new Renderable(anim.Image, pos - .5f * anim.Image.size, "shadow", (int)pos.Y);
if (Args.firedBy.World.LocalShroud.IsVisible(OpenRA.Traits.Util.CellContaining(pos)))
{
if (Info.High || Info.Angle > 0)
{
if (Info.Shadow)
yield return new Renderable(anim.Image, pos - .5f * anim.Image.size, "shadow", (int)pos.Y);
var highPos = pos - new float2(0, GetAltitude());
var highPos = pos - new float2(0, GetAltitude());
yield return new Renderable(anim.Image, highPos - .5f * anim.Image.size, Args.firedBy.Owner.Palette, (int)pos.Y);
}
else
yield return new Renderable(anim.Image, pos - .5f * anim.Image.size,
Args.weapon.Underwater ? "shadow" : Args.firedBy.Owner.Palette, (int)pos.Y);
}
}
yield return new Renderable(anim.Image, highPos - .5f * anim.Image.size, Args.firedBy.Owner.Palette, (int)pos.Y);
}
else
yield return new Renderable(anim.Image, pos - .5f * anim.Image.size,
Args.weapon.Underwater ? "shadow" : Args.firedBy.Owner.Palette, (int)pos.Y);
}
}
if (Trail != null)
Trail.Render(Args.firedBy);
}
void Explode( World world )
{

7
OpenRA.Mods.RA/Effects/Contrail.cs
View File

@@ -58,6 +58,7 @@ namespace OpenRA.Mods.RA
List<float2> positions = new List<float2>();
readonly int TrailLength;
readonly Color Color;
readonly int StartSkip;
public static Color ChooseColor(Actor self)
{
@@ -66,9 +67,13 @@ namespace OpenRA.Mods.RA
}
public ContrailHistory(int trailLength, Color color)
: this(trailLength, color, 0) { }
public ContrailHistory(int trailLength, Color color, int startSkip)
{
this.TrailLength = trailLength;
this.Color = color;
this.StartSkip = startSkip;
}
public void Tick(float2 currentPos)
@@ -84,7 +89,7 @@ namespace OpenRA.Mods.RA
Color trailEnd = Color.FromArgb(trailStart.A - 255 / TrailLength, trailStart.R,
trailStart.G, trailStart.B);
for (int i = positions.Count - 1; i >= 1; --i)
for (int i = positions.Count - 1 - StartSkip; i >= 1; --i)
{
var conPos = positions[i];
var nextPos = positions[i - 1];

45
OpenRA.Mods.RA/Effects/Missile.cs
View File

@@ -34,7 +34,8 @@ namespace OpenRA.Mods.RA.Effects
public readonly bool TurboBoost = false;
public readonly int TrailInterval = 2;
public readonly int ContrailLength = 0;
public readonly bool ContrailUsePlayerColor = true;
public readonly bool ContrailUsePlayerColor = false;
public readonly int ContrailDelay = 1;
public IEffect Create(ProjectileArgs args) { return new Missile( this, args ); }
}
@@ -54,28 +55,31 @@ namespace OpenRA.Mods.RA.Effects
int Altitude;
ContrailHistory Trail;
public Missile(MissileInfo info, ProjectileArgs args)
{
Info = info;
Args = args;
public Missile(MissileInfo info, ProjectileArgs args)
{
Info = info;
Args = args;
SubPxPosition = 1024*Args.src;
Altitude = Args.srcAltitude;
Facing = Args.facing;
SubPxPosition = 1024 * Args.src;
Altitude = Args.srcAltitude;
Facing = Args.facing;
if (info.Inaccuracy > 0)
offset = (info.Inaccuracy * args.firedBy.World.SharedRandom.Gauss2D(2)).ToInt2();
if (info.Inaccuracy > 0)
offset = (info.Inaccuracy * args.firedBy.World.SharedRandom.Gauss2D(2)).ToInt2();
if (Info.Image != null)
{
anim = new Animation(Info.Image, () => Facing);
anim.PlayRepeating("idle");
}
if (Info.Image != null)
{
anim = new Animation(Info.Image, () => Facing);
anim.PlayRepeating("idle");
}
if (Info.ContrailLength > 0)
Trail = new ContrailHistory(Info.ContrailLength,
Info.ContrailUsePlayerColor ? ContrailHistory.ChooseColor(args.firedBy) : Color.White);
}
{
Trail = new ContrailHistory(Info.ContrailLength,
Info.ContrailUsePlayerColor ? ContrailHistory.ChooseColor(args.firedBy) : Color.White,
Info.ContrailDelay);
}
}
// In pixels
const int MissileCloseEnough = 7;
@@ -149,8 +153,9 @@ namespace OpenRA.Mods.RA.Effects
public IEnumerable<Renderable> Render()
{
yield return new Renderable(anim.Image,PxPosition.ToFloat2() - 0.5f * anim.Image.size - new float2(0, Altitude),
Args.weapon.Underwater ? "shadow" : "effect", PxPosition.Y);
if (Args.firedBy.World.LocalShroud.IsVisible(OpenRA.Traits.Util.CellContaining(PxPosition.ToFloat2())))
yield return new Renderable(anim.Image,PxPosition.ToFloat2() - 0.5f * anim.Image.size - new float2(0, Altitude),
Args.weapon.Underwater ? "shadow" : "effect", PxPosition.Y);
if (Trail != null)
Trail.Render(Args.firedBy);

28
mods/ra/weapons.yaml
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@@ -119,7 +119,8 @@ Maverick:
High: true
Shadow: false
Proximity: true
Trail: smokey
# Trail: smokey
ContrailLength: 10
Inaccuracy: 12
Image: DRAGON
ROT: 5
@@ -266,6 +267,7 @@ Dragon:
Shadow: false
Proximity: true
Trail: smokey
ContrailLength: 10
Inaccuracy: 3
Image: DRAGON
ROT: 5
@@ -295,7 +297,8 @@ Hellfire:
High: true
Shadow: false
Proximity: true
Trail: smokey
# Trail: smokey
ContrailLength: 10
Inaccuracy: 3
Image: DRAGON
ROT: 5
@@ -452,7 +455,8 @@ MammothTusk:
High: true
Shadow: false
Proximity: true
Trail: smokey
# Trail: smokey
ContrailLength: 10
Inaccuracy: 3
Image: DRAGON
ROT: 5
@@ -481,6 +485,7 @@ MammothTusk:
Angle: .1
Inaccuracy: 40
Image: 120MM
ContrailLength: 30
Warhead:
Spread: 10
Versus:
@@ -616,7 +621,8 @@ Nike:
High: true
Shadow: false
Proximity: true
Trail: smokey
# Trail: smokey
ContrailLength: 10
Image: MISSILE
ROT: 25
RangeLimit: 50
@@ -644,7 +650,8 @@ RedEye:
High: true
Shadow: false
Proximity: true
Trail: smokey
# Trail: smokey
ContrailLength: 10
Image: MISSILE
ROT: 20
RangeLimit: 30
@@ -673,6 +680,7 @@ RedEye:
Angle: .1
Inaccuracy: 120
Image: 120MM
ContrailLength: 30
Warhead:
Spread: 3
Versus:
@@ -701,6 +709,7 @@ SubMissile:
Inaccuracy: 70
Image: MISSILE
Trail: smokey
ContrailLength: 30
Warhead:
Spread: 10
Versus:
@@ -727,7 +736,8 @@ Stinger:
High: true
Shadow: false
Proximity: true
Trail: smokey
# Trail: smokey
ContrailLength: 10
Image: DRAGON
ROT: 20
RangeLimit: 50
@@ -753,11 +763,11 @@ TorpTube:
ValidTargets: Water, Underwater
Underwater: yes
Burst: 2
BurstDelay: 1
BurstDelay: 20
Projectile: Missile
Image: MISSILE
Arm: 3
Speed: 6
Speed: 10
Trail: bubbles
ROT: 1
RangeLimit: 160
@@ -771,7 +781,7 @@ TorpTube:
WaterExplosion: large_splash
InfDeath: 3
SmudgeType: Crater
Damage: 90
Damage: 180
2Inch:
ROF: 60