CedricGuillemet

python -m SimpleHTTPServer

CedricGuillemet

interface NavMesh {
 void NavMesh();
 void destroy();
 void build([Const] float[] positions, [Const] long positionCount, [Const] long[] indices, [Const] long indexCount, [Const, Ref] rcConfig config);
 [Value] DebugNavMesh getDebugNavMesh();
 [Value] Vec3 getClosestPoint([Const, Ref] Vec3 position);
 [Value] Vec3 getRandomPointAround([Const, Ref] Vec3 position, float maxRadius);
 [Value] Vec3 moveAlong([Const, Ref] Vec3 position, [Const, Ref] Vec3 destination);
 dtNavMesh getNavMesh();
 [Value] NavPath computePath([Const, Ref] Vec3 start, [Const, Ref] Vec3 end);

CedricGuillemet

void main(void) {
  gl_FragColor = vec4(1.0,0.0,1.0,1.0);
}

CedricGuillemet

void main(void) {
  vec3 rayDir = normalize(vPosition - vEyePosition);
  gl_FragColor = vec4(rayDir,1.0);
}

CedricGuillemet

float sphereDistance(vec3 point, vec3 sphereOrigin, float sphereRadius) { 
  return length(point - sphereOrigin) - sphereRadius;
}

void main(void) {
      vec3 rayDir = normalize(vPosition - vEyePosition);
      if (sphereDistance(vPosition, vec3(0,1,0), 1.1) > 0.)
          discard;
      gl_FragColor = vec4(rayDir, 1.0);
}

CedricGuillemet

void main(void) {
      vec3 rayDir = normalize(vPosition - vEyePosition);
      float distanceFromSurface = 0.0;

      for (int i = 0; i < 100; i++) {
          vec3 currentPosition = vPosition + distanceFromSurface * rayDir;
          if (sphereDistance(currentPosition, vec3(0,1,0), 1.0) < 0.){
              gl_FragColor = vec4(rayDir, 1.0);
              return;
          }

CedricGuillemet

if (sphereDistance(currentPosition, sphereCenter, 1.0) < 0.) {
    vec3 normal = (currentPosition - sphereCenter);
    float dotLight = dot(normal, ligthDirection) * 0.5 + 0.5;
    gl_FragColor = vec4(vec3(1.0, 0.5, 0.2) * dotLight, 1.0);
    return;
}

CedricGuillemet

if (sphereDistance(currentPosition, sphereCenter, 1.0) < 0.) {
    vec3 normal = (currentPosition - sphereCenter);
    float dotLight = dot(normal, ligthDirection) * 0.5 + 0.5;
    float noiseTexture = simplex3d(currentPosition * 4.0) * 0.5 + 0.5;
    gl_FragColor = vec4(vec3(1.0, 0.5, 0.2) * dotLight * noiseTexture, 1.0);
    return;
}

CedricGuillemet

float distanceFromSurface = 0.0;
float step = 0.03;
vec3 previousPosition = vPosition;
float previousDistance = 0.;

for (int i = 0; i < 100; i++) {
    vec3 currentPosition = vPosition + distanceFromSurface * rayDir;
    float distance = sphereDistance(currentPosition, sphereCenter, 1.0);
    if (distance < 0.) {
        vec3 hitPosition = mix(previousPosition, currentPosition, previousDistance / (previousDistance - distance));

CedricGuillemet

        arcana::make_task(arcana::threadpool_scheduler, m_cancelSource,
            [this, dataSpan, generateMips, invertY, onErrorRef = Napi::Persistent(onError)]() {
                try
                {
                    bimg::ImageContainer* image = bimg::imageParse(&m_allocator, dataSpan.data(), static_cast<uint32_t>(dataSpan.size()));
                    // todo: bimg::imageParse will return nullptr when trying to load a texture with an url that is not a valid texture
                    // Like a 404 html page.
                    if (invertY)
                    {
                        FlipY(image);