virtual void initEvent()
{
vl::Log::print(appletInfo());
trackball()->setTransform(rendering()->as<vl::Rendering>()->transform());
mMipmappingOn = true;
mLodBias = 0.0;
multitexturing();
textureRectangle();
texture3D();
texture2DArray();
texture1DArray();
sphericalMapping();
cubeMapping();
}
void IterateVoxel(inout vec3 voxel, Ray ray, inout vec4 colorAccum)
{
float maxX = 0.0;
float maxY = 0.0;
float maxZ = 0.0;
if(ray.Direction.x != 0.0)
{
maxX = max((voxel.x - ray.Origin.x) / ray.Direction.x, (voxel.x + 1.0 - ray.Origin.x) / ray.Direction.x);
}
if(ray.Direction.y != 0.0)
{
maxY = max((voxel.y - ray.Origin.y) / ray.Direction.y, (voxel.y + 1.0 - ray.Origin.y) / ray.Direction.y);
}
if(ray.Direction.z != 0.0)
{
maxZ = max((voxel.z - ray.Origin.z) / ray.Direction.z, (voxel.z + 1.0 - ray.Origin.z) / ray.Direction.z);
}
vec2 hitPoint;
float texture;
if(maxX <= min(maxY, maxZ))
{
voxel.x += sign(ray.Direction.x);
int block = GetVoxel(voxel);
if(block != 0)
{
texture = (ray.Direction.x > 0) ? textureFaces[block*6 + 0] : textureFaces[block*6 + 1];
hitPoint = fract(ray.Origin + ray.Direction * maxX).zy;
colorAccum = texture2DArray(textures, vec3(1.0 - abs(hitPoint), texture));
colorAccum.xyz *= 0.9;
}
}
if(maxY <= min(maxX, maxZ))
{
voxel.y += sign(ray.Direction.y);
int block = GetVoxel(voxel);
if(block != 0)
{
texture = (ray.Direction.y > 0) ? textureFaces[block*6 + 3] : textureFaces[block*6 + 2];
hitPoint = fract(ray.Origin + ray.Direction * maxY).xz;
colorAccum = texture2DArray(textures, vec3(1.0 - abs(hitPoint), texture));
colorAccum.xyz *= 1.0;
}
}
if(maxZ <= min(maxX, maxY))
{
voxel.z += sign(ray.Direction.z);
int block = GetVoxel(voxel);
if(block != 0)
{
texture = (ray.Direction.z > 0) ? textureFaces[block*6 + 4] : textureFaces[block*6 + 5];
hitPoint = fract(ray.Origin + ray.Direction * maxZ).xy;
colorAccum = texture2DArray(textures, vec3(1.0 - abs(hitPoint), texture));
colorAccum.xyz *= 0.8;
}
}
}
