//----------------------------------
public void recalculateHeights()
{
//generate our heights representation from the terrain,
//then add our jagged differences.
int xRes = 256;
float[] gpuHeightRepArray = new float[xRes * xRes];
for (uint i = 0; i < xRes * xRes; i++)
{
gpuHeightRepArray[i] = float.MinValue;
}
HeightsGen hg = new HeightsGen();
hg.computeHeightFieldDirectFloat((uint)xRes, (uint)xRes, true, -BMathLib.unitX, true, ref gpuHeightRepArray);
hg.destroy();
hg = null;
//resize our terrain input to our local input.
float[] tmpHeightRes = ImageManipulation.resizeF32Img(gpuHeightRepArray, xRes, xRes, (int)mWidth - 1, (int)mHeight - 1, ImageManipulation.eFilterType.cFilter_Linear);
// mHeights = null;
// mHeights = ImageManipulation.resizeF32Img(gpuHeightRepArray, xRes, xRes, (int)mWidth , (int)mHeight, ImageManipulation.eFilterType.cFilter_Linear); //new float[mWidth * mHeight];
for (int x = 0; x < mWidth - 1; x++)
{
for (int z = 0; z < mHeight - 1; z++)
{
mHeights[x * mWidth + z] = tmpHeightRes[x * (mWidth - 1) + z];
//mColors[x * mWidth + z] = 0x440000FF; //(uint)Rand.mRandom.Next();//0x440000FF;
}
}
//fill our edges with the previous height val.
for (int q = 0; q < mWidth - 1; q++)
{
mHeights[(mWidth - 1) * mWidth + q] = mHeights[(mWidth - 2) * mWidth + q];
mHeights[q * mWidth + (mWidth - 1)] = mHeights[q * mWidth + (mWidth - 2)];
}
//lets choose the max value between two samples..
int strideStep = (int)(xRes / (mWidth - 1));
for (int i = 0; i < mWidth; i++)
{
for (int j = 0; j < mHeight; j++)
{
int offX = (int)BMathLib.Clamp((i * strideStep), 0, xRes - 1);
int offZ = (int)BMathLib.Clamp((j * strideStep), 0, xRes - 1);
float highRes = gpuHeightRepArray[offX + xRes * offZ];
if (highRes > mHeights[i + mWidth * j])
{
mHeights[i + mWidth * j] = highRes;
}
}
}
tmpHeightRes = null;
gpuHeightRepArray = null;
recalculateBBs();
recalculateVisuals();
}
public void recalculateHeights(bool recalcVis, bool doExtraRaycastCalc)
{
//generate our heights representation from the terrain,
//then add our jagged differences.
int xRes = 256;
float[] gpuHeightRepArray = new float[xRes * xRes];
for (uint i = 0; i < xRes * xRes; i++)
{
gpuHeightRepArray[i] = float.MinValue;
}
HeightsGen hg = new HeightsGen();
hg.computeHeightFieldDirectFloat((uint)xRes, (uint)xRes, true, -BMathLib.unitX, true, ref gpuHeightRepArray);
hg.destroy();
hg = null;
//resize our terrain input to our local input.
// mHeights = null;
//mHeights = ImageManipulation.resizeF32Img(gpuHeightRepArray, xRes, xRes, (int)mWidth, (int)mHeight, ImageManipulation.eFilterType.cFilter_Linear); //new float[mWidth * mHeight];
float[] tmpHeightRes = ImageManipulation.resizeF32Img(gpuHeightRepArray, xRes, xRes, (int)mWidth - 1, (int)mHeight - 1, ImageManipulation.eFilterType.cFilter_Linear);
for (int x = 0; x < mWidth - 1; x++)
{
for (int z = 0; z < mHeight - 1; z++)
{
mHeights[x * mWidth + z] = tmpHeightRes[x * (mWidth - 1) + z];
}
}
//fill our edges with the previous height val.
for (int q = 0; q < mWidth - 1; q++)
{
mHeights[(mWidth - 1) * mWidth + q] = mHeights[(mWidth - 2) * mWidth + q];
mHeights[q * mWidth + (mWidth - 1)] = mHeights[q * mWidth + (mWidth - 2)];
}
//Let's be douchebagish about this..
if (doExtraRaycastCalc)
{
// CLM [11.10.08] Disabled due to problems called by rays not being 100% accurate
//{
// mWorkInc = 4;
// ThreadPool.QueueUserWorkItem(new WaitCallback(calcHeightRaycastWorker), new heightGenWorkerData(0, 0, mWidth >> 1, mHeight >> 1));
// ThreadPool.QueueUserWorkItem(new WaitCallback(calcHeightRaycastWorker), new heightGenWorkerData(1 + (mWidth >> 1), 0, mWidth, mHeight >> 1));
// ThreadPool.QueueUserWorkItem(new WaitCallback(calcHeightRaycastWorker), new heightGenWorkerData(0, 1 + (mHeight >> 1), mWidth >> 1, mHeight));
// ThreadPool.QueueUserWorkItem(new WaitCallback(calcHeightRaycastWorker), new heightGenWorkerData(1 + (mWidth >> 1), 1 + (mHeight >> 1), mWidth, mHeight));
//}
{
mWorkInc = 1;
ThreadPool.QueueUserWorkItem(new WaitCallback(calcHeightRaycastWorker), new heightGenWorkerData(0, 0, mWidth, mHeight));
}
mWorkCompleted.WaitOne();
}
tmpHeightRes = null;
gpuHeightRepArray = null;
recalculateBBs();
if (recalcVis)
{
recalculateVisuals();
}
}