content experimentation + set back to one oriel

add/megaman/license.txt

@@ -0,0 +1,11 @@
+Model Information:
+* title:	Megaman X4 - Cyber Space
+* source:	https://sketchfab.com/3d-models/megaman-x4-cyber-space-5fdca251c4734ec49e77c72903b1d234
+* author:	Sah Niemeyer (https://sketchfab.com/sahailaway)
+
+Model License:
+* license type:	CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/)
+* requirements:	Author must be credited. Commercial use is allowed.
+
+If you use this 3D model in your project be sure to copy paste this credit wherever you share it:
+This work is based on "Megaman X4 - Cyber Space" (https://sketchfab.com/3d-models/megaman-x4-cyber-space-5fdca251c4734ec49e77c72903b1d234) by Sah Niemeyer (https://sketchfab.com/sahailaway) licensed under CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/)

add/oriel.hlsl

@@ -53,6 +53,10 @@ float sdBox(float3 p, float3 b) {
   return length(max(q, 0.0)) + min(max(q.x, max(q.y, q.z)), 0.0);
 }
 
+float sdSphere(float3 p, float r) {
+  return length(p) - r;
+}
+
 float raymarch(float3 origin, float3 direction) {
   origin = mul(float4(origin, 1), _matrix).xyz;
   direction = mul(float4(direction, 0), _matrix).xyz;
@@ -60,6 +64,7 @@ float raymarch(float3 origin, float3 direction) {
   for (int i = 0; i < 256; i++) {
     float3 pos = origin + dist * direction;
     float step = sdBox(pos, _dimensions / 2.0);
+    // float step = sdSphere(pos, _dimensions.y / 2.0);
     if (step < 0.0001 || dist > 100) break;                       // 100 == distmax
     dist += step;
   }
@@ -90,6 +95,13 @@ psOut ps(psIn input) {
 
 
   // backface
+  float3 localPos = mul(float4(input.world, 1), _matrix).xyz;
+  
+  // localPos.y < -_dimensions.y / 2.99
+  if (localPos.y < -_dimensions.y / 2.99) {
+    clip(-1);
+  }
+
   if (dot(direction, input.normal) > 0) {
     o.color = float4(0.5, 0.5, 0.5, 1);
   }

add/room.hlsl

@@ -57,6 +57,10 @@ float sdBox(float3 p, float3 b) {
   return length(max(q, 0.0)) + min(max(q.x, max(q.y, q.z)), 0.0);
 }
 
+float sdSphere(float3 p, float r) {
+  return length(p) - r;
+}
+
 float raymarch(float3 ro, float3 rd) {
   ro = mul(float4(ro, 1), oriel_matrix).xyz;
   rd = mul(float4(rd, 0), oriel_matrix).xyz;
@@ -64,6 +68,7 @@ float raymarch(float3 ro, float3 rd) {
   for (int i = 0; i < 256; i++) {
     float3 pos = ro + dist * rd;
     float step = sdBox(pos, dimensions / 2.0); 
+    // float step = sdSphere(pos, dimensions.y / 2.0); 
     if (step < 0.0001 || dist > 100) break;              // 100 == distmax
     dist += step;
   }

add/skatepark/license.txt

@@ -0,0 +1,11 @@
+Model Information:
+* title:	Southbank Undercroft Skatepark
+* source:	https://sketchfab.com/3d-models/southbank-undercroft-skatepark-add37d5dc6a2456eb0d7607c6fbd884d
+* author:	artfletch (https://sketchfab.com/artfletch)
+
+Model License:
+* license type:	CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/)
+* requirements:	Author must be credited. Commercial use is allowed.
+
+If you use this 3D model in your project be sure to copy paste this credit wherever you share it:
+This work is based on "Southbank Undercroft Skatepark" (https://sketchfab.com/3d-models/southbank-undercroft-skatepark-add37d5dc6a2456eb0d7607c6fbd884d) by artfletch (https://sketchfab.com/artfletch) licensed under CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/)

app/Mono.cs

@@ -63,7 +63,7 @@ public class Mono {
 
     // -------------------------------------------------
 
-    // rGlove.Step(); lGlove.Step();
+    rGlove.Step(); lGlove.Step();
 
     // rBlock.Step(); lBlock.Step();
 
@@ -73,48 +73,51 @@ public class Mono {
 
     // colorCube.Palm(lCon.device);
 
-    // oriel.Step();
+    oriel.Step();
     ////
 
-
-
     // °board [ pseudo code ]
-    // handling = 200±
-    // speed = 10±
-    // board.dir = Vec3.fwd
+    // // handling = 200±
+    // // speed = 10±
+    // // board.dir = Vec3.fwd
 
-    // con.grip.frameDown: 
-    //   handle = con
+    // // con.grip.frameDown: 
+    // //   handle = con
 
-    // board.pos = FloorCenter
-    // newDir = handle.pos.X0Z - board.pos.X0Z
-    // board.dir = newDir.MagSq > 0.001f ? newDir.normalized : board.dir
-    // board.ori = Quat.LookDir(board.dir)
+    // // board.pos = FloorCenter
+    // // newDir = handle.pos.X0Z - board.pos.X0Z
+    // // board.dir = newDir.MagSq > 0.001f ? newDir.normalized : board.dir
+    // // board.ori = Quat.LookDir(board.dir)
 
-    // twist = handle.grip * -(Quat.LookDir(board.dir).Inverse * handle.backhandDir).x
-    // rig.ori *= Quat(0, twist * handling * delta, 0)
+    // // twist = handle.grip * -(Quat.LookDir(board.dir).Inverse * handle.backhandDir).x
+    // // rig.ori *= Quat(0, twist * handling * delta, 0)
 
-    // accel = handle.trigger
-    // rig.pos += board.dir * accel * speed * delta
+    // // accel = handle.trigger
+    // // rig.pos += board.dir * accel * speed * delta
 
 
-    // °board [ implementation ]
-    float handling = 200;
-    float speed = 10;
+    // // °board [ implementation ]
+    // float handling = 200;
+    // float speed = 10;
 
-    Vec3 boardPos = rig.FloorCenter;
-    Vec3 newDir = rig.HandleCon.pos.X0Z - boardPos.X0Z;
-    boardDir = newDir.MagnitudeSq > 0.001f ? newDir.Normalized : boardDir;
-    Quat boardOri = Quat.LookDir(boardDir);
+    // Vec3 boardPos = rig.FloorCenter;
+    // Vec3 newDir = rig.HandleCon.pos.X0Z - boardPos.X0Z;
+    // boardDir = newDir.MagnitudeSq > 0.001f ? newDir.Normalized : boardDir;
+    // Quat boardOri = Quat.LookDir(boardDir);
 
-    float twist = rig.HandleCon.device.grip * -(Quat.LookDir(boardDir).Inverse * rig.HandleCon.backhandDir).x;
-    rig.ori *= Quat.FromAngles(0f, twist * handling * Time.Elapsedf, 0f);
+    // float twist = rig.HandleCon.device.grip * -(Quat.LookDir(boardDir).Inverse * rig.HandleCon.backhandDir).x;
+    // rig.ori *= Quat.FromAngles(0f, twist * handling * Time.Elapsedf, 0f);
     
-    float accel = rig.HandleCon.device.trigger;
-    rig.pos += boardDir * accel * speed * Time.Elapsedf;
+    // float accel = rig.HandleCon.device.trigger;
+    // rig.pos += boardDir * accel * speed * Time.Elapsedf;
+
+    // // Lines.Add(rig.HandleCon.pos, rig.HandleCon.pos + rig.HandleCon.backhandDir, Color.White, 0.01f);
+    // Mesh.Cube.Draw(Material.Default, Matrix.TRS(boardPos, boardOri, new Vec3(0.18f, 0.06f, 0.6f)));
+
+
+
+
 
-    // Lines.Add(rig.HandleCon.pos, rig.HandleCon.pos + rig.HandleCon.backhandDir, Color.White, 0.01f);
-    Mesh.Cube.Draw(Material.Default, Matrix.TRS(boardPos, boardOri, new Vec3(0.18f, 0.06f, 0.6f)));
 
     // DEPRECATED
     // PullRequest.Slerp(boardDir.Normalized, handleDelta.Normalized, handleDelta.Magnitude * handling * Time.Elapsedf) : boardDir;

app/Oriel.cs

@@ -7,6 +7,7 @@ public class Oriel {
   static Material matFrame = new Material(Shader.FromFile("wireframe.hlsl"));
   static Material matPanes = new Material(Shader.FromFile("panes.hlsl"));
   static Material matOriel = new Material(Shader.FromFile("oriel.hlsl"));
+  static Model modelArena = Model.FromFile("megaman/scene.gltf");
   static Model model = Model.FromFile("colorball.glb");
   Mesh meshCube, meshFrame;
 
@@ -28,7 +29,7 @@ public class Oriel {
 
   public Oriel() {
     bounds = new Bounds(
-      Input.Head.position + new Vec3(-0.5f, 0, -1f),
+      new Vec3(-1.0f, -0.5f, 0.0f),
       new Vec3(0.8f, 0.5f, 0.5f)
     );
 
@@ -42,6 +43,35 @@ public class Oriel {
     meshFrame = model.GetMesh("Wireframe");
     meshCube = Mesh.Cube;
 
+
+
+
+
+
+
+
+
+
+
+
+
+
+    meshCube = Mesh.Sphere;
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
     Gen();
   }
 
@@ -156,10 +186,10 @@ public class Oriel {
     matFrame.Wireframe = true;
     matFrame.DepthTest = DepthTest.Always;
     matFrame.SetVector("_rGlovePos", rGlovePos);
-    meshFrame.Draw(matFrame,
-      Matrix.TRS(bounds.center, ori, bounds.dimensions),
-      new Color(0.1f, 0.1f, 0.1f)
-    );
+    // meshFrame.Draw(matFrame,
+    //   Matrix.TRS(bounds.center, ori, bounds.dimensions),
+    //   new Color(0.1f, 0.1f, 0.1f)
+    // );
     if (detectCount > 0) {
       meshCube.Draw(Material.Default,
         Matrix.TS(detect * (bounds.dimensions / 2), Vec3.One * 0.01f) * matrix.Inverse
@@ -168,10 +198,10 @@ public class Oriel {
 
     // matPanes.DepthTest = DepthTest.Greater;
     matPanes["_matrix"] = (Matrix)System.Numerics.Matrix4x4.Transpose(matrix);
-    meshCube.Draw(matPanes,
-      Matrix.TRS(bounds.center, ori, bounds.dimensions),
-      new Color(0.0f, 0.0f, 0.5f)
-    );
+    // meshCube.Draw(matPanes,
+    //   Matrix.TRS(bounds.center, ori, bounds.dimensions),
+    //   new Color(0.0f, 0.0f, 0.5f)
+    // );
 
     matOriel.SetVector("_center", bounds.center);
     matOriel.SetVector("_dimensions", bounds.dimensions);
@@ -181,6 +211,15 @@ public class Oriel {
 
 
 
+    // modelArena.Draw(Matrix.TRS(
+    //   new Vec3(-1, -0.6f, 1.8f), 
+    //   Quat.FromAngles(0, -90, 0),
+    //   Vec3.One * 0.002f
+    // ));
+
+
+
+
 
 
 
@@ -188,7 +227,15 @@ public class Oriel {
     // APP
     Vec3 playerWorldPos = playerPos * 0.5f * bounds.dimensions.y;
     Matrix orielSimMatrix = Matrix.TRS(
-      new Vec3(0, -bounds.dimensions.y / 2, -playerWorldPos.z), 
+
+
+
+      // new Vec3(0, -bounds.dimensions.y / 2, -playerWorldPos.z), 
+      new Vec3(0, -bounds.dimensions.y / 3, -playerWorldPos.z), 
+
+
+
+
       Quat.Identity, 
       Vec3.One * 0.5f * bounds.dimensions.y
     );
@@ -224,8 +271,9 @@ public class Oriel {
     // destroy enemies that are too close to the playerPos
     for (int i = 0; i < enemies.Count; i++) {
       if (Vec3.Distance(enemies[i], playerPos) < 0.5f) {
-        enemies.RemoveAt(i);
-        i--;
+        // enemies.RemoveAt(i);
+        // i--;
+        enemies[i] = playerPos + Quat.FromAngles(0, Mono.inst.noise.value * 360f, 0) * Vec3.Forward * 8;
       }
     }
 
@@ -243,25 +291,44 @@ public class Oriel {
     //   new Color(0.9f, 0.5f, 0.5f)
     // );
 
-    if (Time.Totalf > spawnTime) {
+    if (enemies.Count < 100 && Time.Totalf > spawnTime) {
       enemies.Add(playerPos + Quat.FromAngles(0, Mono.inst.noise.value * 360f, 0) * Vec3.Forward * 8);
-      spawnTime = Time.Totalf + 1;
+      spawnTime = Time.Totalf + 0.05f;
     }
 
     for (int i = 0; i < enemies.Count; i++) {
 
       // move towards player
       Vec3 toPlayer = (playerPos - enemies[i]).Normalized;
+      float variation = Mono.inst.noise.D1(i);
+      toPlayer *= Quat.FromAngles(0, MathF.Sin(Time.Totalf * variation) * 90 * variation, 0);
       Vec3 newPos = enemies[i] + toPlayer * Time.Elapsedf * 0.5f;
 
       // if far enough away from other enemies than set new pos
       bool setNewPos = true;
-      for (int j = 0; j < enemies.Count; j++) {
-        if (i == j) continue;
-        if ((newPos - enemies[j]).Length < 0.5f) {
-          setNewPos = false;
-          break;
+      int iteration = 0;
+      while (iteration < 6) {
+        for (int j = 0; j < enemies.Count; j++) {
+          if (i == j) continue;
+          // intersection depth
+          float radius = 0.5f;
+          // (newPos - enemies[j]).Length
+          float depth = (newPos - enemies[j]).Length - radius;
+          if (depth < 0) {
+            // pull back
+            Vec3 toEnemy = (enemies[j] - newPos).Normalized;
+            newPos = enemies[j] - toEnemy * radius * 1.01f;
+
+            // bump
+            // enemies[j] += toEnemy * Time.Elapsedf * 0.5f;
+
+            // setNewPos = false;
+            // break;
+            // break;
+          }
         }
+
+        iteration++;
       }
 
       if (setNewPos) {

app/Scene.cs

@@ -15,7 +15,8 @@ public class Scene {
 
   Material matFloor = new Material(Shader.Default);
   // Model room = Model.FromFile("room/room.glb", Shader.FromFile("room.hlsl"));
-  Model room = Model.FromFile("shed/shed.glb", Shader.FromFile("room.hlsl"));
+  Model shed = Model.FromFile("shed/shed.glb", Shader.FromFile("room.hlsl"));
+  // Model skatepark = Model.FromFile("skatepark/scene.gltf", Shader.FromFile("room.hlsl"));
 
 
   Solid floor;
@@ -55,7 +56,7 @@ public class Scene {
 
 
 
-    data.dimensions = Vec3.Zero;
+    // data.dimensions = Vec3.Zero;
 
 
 
@@ -70,7 +71,7 @@ public class Scene {
     buffer.Set(data);
 
     // PullRequest.BlockOut(floor.GetPose().ToMatrix(floorScale), Color.White * 0.333f, matFloor);
-    foreach (ModelNode node in room.Visuals) {
+    // foreach (ModelNode node in shed.Visuals) {
 
       // Console.WriteLine(i + " - " + node.Name);
 
@@ -82,13 +83,14 @@ public class Scene {
 
       // node.Mesh.Draw(matRoom, Matrix.TRS(new Vec3(0, World.BoundsPose.position.y, -1), Quat.Identity, Vec3.One));
       // Console.WriteLine(matRoom.ParamCount + " test " + node.Material.ParamCount);
-    }
+    // }
     // room.RootNode.Material.SetVector("_center", oriel.bounds.center);
     // room.RootNode.Material.SetVector("_dimensions", oriel.bounds.dimensions);
     // room.RootNode.Material["_matrix"] = (Matrix)System.Numerics.Matrix4x4.Transpose(oriel.matrix);
 
     // Shader.
     // World.BoundsPose.position.y
-    room.Draw(Matrix.TRS(new Vec3(0, -1.6f, 0), Quat.Identity, Vec3.One));
+    shed.Draw(Matrix.TRS(new Vec3(0, -1.6f, 0), Quat.Identity, Vec3.One));
+    // skatepark.Draw(Matrix.TRS(new Vec3(0, -5.6f, 0), Quat.Identity, Vec3.One));
   }
 }