public SimpleSunFlareMesh(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
Vector2[] spriteScales = null)
{
init(sunScene, sun, texture, spriteRects, spriteScales);
}
public SimpleSunFlareMesh(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
Vector2[] spriteScales = null)
{
init(sunScene, sun, texture, spriteRects, spriteScales);
}
private void init(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
Vector2[] spriteScales)
{
base.textureMaterial = new SSTextureMaterial(texture);
this.sunBillboard = sun;
this.sunScene = sunScene;
this.numElements = spriteRects.Length;
if (spriteScales == null)
{
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i)
{
spriteScales [i] = new Vector2(1f);
}
}
else
{
if (spriteScales.Length != numElements)
{
throw new Exception("texture coordinate array size does not match that of sprite scale array");
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i)
{
spriteScales [i] = new Vector2(1f);
}
}
}
this.spriteScales = spriteScales;
UInt16[] indices = new UInt16[numElements * 6];
for (int i = 0; i < numElements; ++i)
{
int baseLoc = i * 6;
int baseVal = i * 4;
indices [baseLoc] = (UInt16)baseVal;
indices [baseLoc + 1] = (UInt16)(baseVal + 2);
indices [baseLoc + 2] = (UInt16)(baseVal + 1);
indices [baseLoc + 3] = (UInt16)baseVal;
indices [baseLoc + 4] = (UInt16)(baseVal + 3);
indices [baseLoc + 5] = (UInt16)(baseVal + 2);
}
Mesh = new SSIndexedMesh <SSVertex_PosTex> (null, indices);
vertices = new SSVertex_PosTex[numElements * 4];
for (int r = 0; r < spriteRects.Length; ++r)
{
RectangleF rect = spriteRects [r];
int baseIdx = r * 4;
vertices [baseIdx] = new SSVertex_PosTex(0f, 0f, 0f, rect.Left, rect.Bottom);
vertices [baseIdx + 1] = new SSVertex_PosTex(0f, 0f, 0f, rect.Right, rect.Bottom);
vertices [baseIdx + 2] = new SSVertex_PosTex(0f, 0f, 0f, rect.Right, rect.Top);
vertices [baseIdx + 3] = new SSVertex_PosTex(0f, 0f, 0f, rect.Left, rect.Top);
}
}
public SimpleSunFlareMesh(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
float[] spriteScales)
{
Vector2[] spriteScalesV2 = new Vector2[spriteScales.Length];
for (int i = 0; i < spriteScalesV2.Length; ++i) {
spriteScalesV2 [i] = new Vector2 (spriteScales [i]);
}
init(sunScene, sun, texture, spriteRects, spriteScalesV2);
}
public SimpleSunFlareMesh(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
float[] spriteScales)
{
Vector2[] spriteScalesV2 = new Vector2[spriteScales.Length];
for (int i = 0; i < spriteScalesV2.Length; ++i)
{
spriteScalesV2 [i] = new Vector2(spriteScales [i]);
}
init(sunScene, sun, texture, spriteRects, spriteScalesV2);
}
protected override void setupScene()
{
base.setupScene();
var mesh = SSAssetManager.GetInstance <SSMesh_wfOBJ> ("./drone2/", "Drone2.obj");
// add drone
SSObject droneObj = new SSObjectMesh(mesh);
scene.AddObject(droneObj);
droneObj.renderState.lighted = true;
droneObj.AmbientMatColor = new Color4(0.1f, 0.1f, 0.1f, 0.1f);
droneObj.DiffuseMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
droneObj.SpecularMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
droneObj.EmissionMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
droneObj.ShininessMatColor = 10.0f;
//droneObj.EulerDegAngleOrient(-40.0f,0.0f);
droneObj.Pos = new OpenTK.Vector3(0, 0, -15f);
droneObj.Name = "drone 1";
// add second drone
SSObject drone2Obj = new SSObjectMesh(
SSAssetManager.GetInstance <SSMesh_wfOBJ>("./drone2/", "Drone2.obj")
);
scene.AddObject(drone2Obj);
drone2Obj.renderState.lighted = true;
drone2Obj.AmbientMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
drone2Obj.DiffuseMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
droneObj.SpecularMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
drone2Obj.EmissionMatColor = new Color4(0.3f, 0.3f, 0.3f, 0.3f);
drone2Obj.ShininessMatColor = 10.0f;
drone2Obj.EulerDegAngleOrient(-40f, 0f);
drone2Obj.Pos = new OpenTK.Vector3(0f, 0f, 0f);
drone2Obj.Name = "drone 2";
// setup a sun billboard object and a sun flare spriter renderer
{
var sunDisk = new SSMeshDisk();
var sunBillboard = new SSObjectBillboard(sunDisk, true);
sunBillboard.MainColor = new Color4(1f, 1f, 0.8f, 1f);
sunBillboard.Pos = new Vector3(0f, 0f, 18000f);
sunBillboard.Scale = new Vector3(600f);
sunBillboard.renderState.frustumCulling = false;
sunBillboard.renderState.lighted = false;
sunBillboard.renderState.castsShadow = false;
sunDiskScene.AddObject(sunBillboard);
SSTexture flareTex = SSAssetManager.GetInstance <SSTextureWithAlpha>(".", "sun_flare.png");
const float bigOffset = 0.8889f;
const float smallOffset = 0.125f;
RectangleF[] flareSpriteRects =
{
new RectangleF(0f, 0f, 1f, bigOffset),
new RectangleF(0f, bigOffset, smallOffset, smallOffset),
new RectangleF(smallOffset, bigOffset, smallOffset, smallOffset),
new RectangleF(smallOffset * 2f, bigOffset, smallOffset, smallOffset),
new RectangleF(smallOffset * 3f, bigOffset, smallOffset, smallOffset),
};
float[] spriteScales = { 20f, 1f, 2f, 1f, 1f };
var sunFlare = new SimpleSunFlareMesh(sunDiskScene, sunBillboard, flareTex,
flareSpriteRects, spriteScales);
sunFlare.Scale = new Vector3(2f);
sunFlare.renderState.lighted = false;
sunFlareScene.AddObject(sunFlare);
}
// instanced asteroid ring
//if (false)
{
var roidmesh = SSAssetManager.GetInstance <SSMesh_wfOBJ> ("simpleasteroid", "asteroid.obj");
var ringGen = new BodiesRingGenerator(
120f, 50f,
Vector3.Zero, Vector3.UnitY, 250f,
0f, (float)Math.PI * 2f,
1f, 3f, 1f, 0.5f
//10f, 30f, 1f, 20f
);
var ringEmitter = new SSBodiesFieldEmitter(ringGen);
ringEmitter.particlesPerEmission = 10000;
//ringEmitter.ParticlesPerEmission = 10;
var ps = new SSParticleSystem(10000);
ps.addEmitter(ringEmitter);
Console.WriteLine("Packing 10k asteroids into a ring. This may take a second...");
ps.emitAll();
asteroidRingRenderer = new SSInstancedMeshRenderer(ps, roidmesh, BufferUsageHint.StaticDraw);
asteroidRingRenderer.simulateOnUpdate = false;
asteroidRingRenderer.depthRead = true;
asteroidRingRenderer.depthWrite = true;
asteroidRingRenderer.Name = "instanced asteroid renderer";
asteroidRingRenderer.renderState.castsShadow = true;
asteroidRingRenderer.renderState.receivesShadows = true;
scene.AddObject(asteroidRingRenderer);
}
// particle system test
// particle systems should be drawn last (if it requires alpha blending)
//if (false)
{
// setup an emitter
var box = new ParticlesSphereGenerator(new Vector3(0f, 0f, 0f), 10f);
var emitter = new SSParticlesFieldEmitter(box);
//emitter.EmissionDelay = 5f;
emitter.particlesPerEmission = 1;
emitter.emissionInterval = 0.5f;
emitter.life = 1000f;
emitter.colorOffsetComponentMin = new Color4(0.5f, 0.5f, 0.5f, 1f);
emitter.colorOffsetComponentMax = new Color4(1f, 1f, 1f, 1f);
emitter.velocityComponentMax = new Vector3(.3f);
emitter.velocityComponentMin = new Vector3(-.3f);
emitter.angularVelocityMin = new Vector3(-0.5f);
emitter.angularVelocityMax = new Vector3(0.5f);
emitter.dragMin = 0f;
emitter.dragMax = .1f;
RectangleF[] uvRects = new RectangleF[18 * 6];
float tileWidth = 1f / 18f;
float tileHeight = 1f / 6f;
for (int r = 0; r < 6; ++r)
{
for (int c = 0; c < 18; ++c)
{
uvRects [r * 18 + c] = new RectangleF(tileWidth * (float)r,
tileHeight * (float)c,
tileWidth,
tileHeight);
}
}
emitter.spriteRectangles = uvRects;
var periodicExplosiveForce = new SSPeriodicExplosiveForceEffector();
periodicExplosiveForce.effectInterval = 3f;
periodicExplosiveForce.explosiveForceMin = 1000f;
periodicExplosiveForce.explosiveForceMax = 5000f;
periodicExplosiveForce.effectDelay = 5f;
periodicExplosiveForce.centerMin = new Vector3(-30f, -30f, -30f);
periodicExplosiveForce.centerMax = new Vector3(30f, 30f, 30f);
//periodicExplosiveForce.Center = new Vector3 (10f);
// make a particle system
SSParticleSystem cubesPs = new SSParticleSystem(1000);
cubesPs.addEmitter(emitter);
cubesPs.addEffector(periodicExplosiveForce);
// test a renderer
var tex = SSAssetManager.GetInstance <SSTextureWithAlpha>(".", "elements.png");
var cubesRenderer = new SSInstancedMeshRenderer(cubesPs, SSTexturedNormalCube.Instance);
cubesRenderer.Pos = new Vector3(0f, 0f, -30f);
cubesRenderer.alphaBlendingEnabled = false;
cubesRenderer.depthRead = true;
cubesRenderer.depthWrite = true;
cubesRenderer.Name = "cube particle renderer";
cubesRenderer.renderState.castsShadow = true;
cubesRenderer.renderState.receivesShadows = true;
cubesRenderer.textureMaterial = new SSTextureMaterial(null, null, tex, null);
scene.AddObject(cubesRenderer);
//cubesRenderer.renderState.visible = false;
// test explositons
//if (false)
{
SimpleExplosionRenderer aer = new SimpleExplosionRenderer(100);
aer.Pos = cubesRenderer.Pos;
scene.AddObject(aer);
periodicExplosiveForce.explosionEventHandlers += (pos, force) => {
aer.showExplosion(pos, force / periodicExplosiveForce.explosiveForceMin * 1.5f);
};
}
}
}
private void init(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
Vector2[] spriteScales)
{
base.textureMaterial = new SSTextureMaterial (texture);
this.sunBillboard = sun;
this.sunScene = sunScene;
this.numElements = spriteRects.Length;
if (spriteScales == null) {
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i) {
spriteScales [i] = new Vector2(1f);
}
} else {
if (spriteScales.Length != numElements) {
throw new Exception ("texture coordinate array size does not match that of sprite scale array");
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i) {
spriteScales [i] = new Vector2(1f);
}
}
}
this.spriteScales = spriteScales;
UInt16[] indices = new UInt16[numElements*6];
for (int i = 0; i < numElements; ++i) {
int baseLoc = i * 6;
int baseVal = i * 4;
indices [baseLoc] = (UInt16)baseVal;
indices [baseLoc + 1] = (UInt16)(baseVal + 2);
indices [baseLoc + 2] = (UInt16)(baseVal + 1);
indices [baseLoc + 3] = (UInt16)baseVal;
indices [baseLoc + 4] = (UInt16)(baseVal + 3);
indices [baseLoc + 5] = (UInt16)(baseVal + 2);
}
Mesh = new SSIndexedMesh<SSVertex_PosTex> (null, indices);
vertices = new SSVertex_PosTex[numElements * 4];
for (int r = 0; r < spriteRects.Length; ++r) {
RectangleF rect = spriteRects [r];
int baseIdx = r * 4;
vertices [baseIdx] = new SSVertex_PosTex (0f, 0f, 0f, rect.Left, rect.Bottom);
vertices [baseIdx+1] = new SSVertex_PosTex (0f, 0f, 0f, rect.Right, rect.Bottom);
vertices [baseIdx+2] = new SSVertex_PosTex (0f, 0f, 0f, rect.Right, rect.Top);
vertices [baseIdx+3] = new SSVertex_PosTex (0f, 0f, 0f, rect.Left, rect.Top);
}
}
protected virtual void setupScene()
{
scene = new SSScene(mainShader, pssmShader, instancingShader, instancingPssmShader);
sunDiskScene = new SSScene();
sunFlareScene = new SSScene();
hudScene = new SSScene();
environmentScene = new SSScene();
scene.renderConfig.frustumCulling = true; // TODO: fix the frustum math, since it seems to be broken.
scene.BeforeRenderObject += beforeRenderObjectHandler;
// 0. Add Lights
var light = new SSDirectionalLight(LightName.Light0);
light.Direction = new Vector3(0f, 0f, -1f);
#if true
if (OpenTKHelper.areFramebuffersSupported())
{
if (scene.renderConfig.pssmShader != null && scene.renderConfig.instancePssmShader != null)
{
light.ShadowMap = new SSParallelSplitShadowMap(TextureUnit.Texture7);
}
else
{
light.ShadowMap = new SSSimpleShadowMap(TextureUnit.Texture7);
}
}
if (!light.ShadowMap.IsValid)
{
light.ShadowMap = null;
}
#endif
scene.AddLight(light);
#if true
var smapDebug = new SSObjectHUDQuad(light.ShadowMap.TextureID);
smapDebug.Scale = new Vector3(0.3f);
smapDebug.Pos = new Vector3(50f, 200, 0f);
hudScene.AddObject(smapDebug);
#endif
// setup a sun billboard object and a sun flare spriter renderer
{
var sunDisk = new SSMeshDisk();
var sunBillboard = new SSObjectBillboard(sunDisk, true);
sunBillboard.MainColor = new Color4(1f, 1f, 0.8f, 1f);
sunBillboard.Pos = new Vector3(0f, 0f, 18000f);
sunBillboard.Scale = new Vector3(600f);
sunBillboard.renderState.frustumCulling = false;
sunBillboard.renderState.lighted = false;
sunBillboard.renderState.castsShadow = false;
sunDiskScene.AddObject(sunBillboard);
SSTexture flareTex = SSAssetManager.GetInstance <SSTextureWithAlpha>(".", "sun_flare.png");
const float bigOffset = 0.8889f;
const float smallOffset = 0.125f;
RectangleF[] flareSpriteRects =
{
new RectangleF(0f, 0f, 1f, bigOffset),
new RectangleF(0f, bigOffset, smallOffset, smallOffset),
new RectangleF(smallOffset, bigOffset, smallOffset, smallOffset),
new RectangleF(smallOffset * 2f, bigOffset, smallOffset, smallOffset),
new RectangleF(smallOffset * 3f, bigOffset, smallOffset, smallOffset),
};
float[] spriteScales = { 20f, 1f, 2f, 1f, 1f };
var sunFlare = new SimpleSunFlareMesh(sunDiskScene, sunBillboard, flareTex,
flareSpriteRects, spriteScales);
sunFlare.Scale = new Vector3(2f);
sunFlare.renderState.lighted = false;
sunFlareScene.AddObject(sunFlare);
}
}
