void ImageUtility3::Dilate(int numNeighbors, std::array<int, 3> const* delta,
Image3<int> const& inImage, Image3<int>& outImage)
{
int const bound0M1 = inImage.GetDimension(0) - 1;
int const bound1M1 = inImage.GetDimension(1) - 1;
int const bound2M1 = inImage.GetDimension(2) - 1;
for (int i2 = 1; i2 < bound2M1; ++i2)
{
for (int i1 = 1; i1 < bound1M1; ++i1)
{
for (int i0 = 1; i0 < bound0M1; ++i0)
{
if (inImage(i0, i1, i2) == 0)
{
for (int n = 0; n < numNeighbors; ++n)
{
int d0 = delta[n][0];
int d1 = delta[n][1];
int d2 = delta[n][2];
if (inImage(i0 + d0, i1 + d1, i2 + d2) == 1)
{
outImage(i0, i1, i2) = 1;
break;
}
}
}
else
{
outImage(i0, i1, i2) = 1;
}
}
}
}
}
//----------------------------------------------------------------------------
void ImageUtility3::GetComponents18(Image3<int>& image,
std::vector<std::vector<int> >& components)
{
// Incremental 1D offsets for 18-connected neighbors. Store +1 and -1
// first, the xy-offsets second, to be cache friendly during the
// depth-first search.
int const dim0 = image.GetDimension(0);
int const dim01 = dim0*image.GetDimension(1);
int const delta[18] =
{
+1,
-1,
-1 - dim0,
0 - dim0,
+1 - dim0,
-1 + dim0,
0 + dim0,
+1 + dim0,
0 + dim01,
+1 + dim01,
-1 + dim01,
0 - dim0 + dim01,
0 + dim0 + dim01,
0 - dim01,
+1 - dim01,
-1 - dim01,
0 - dim0 - dim01,
0 + dim0 - dim01
};
GetComponents(18, delta, image, components);
}
//-------------------------------------------------------------------------------
int CMaterialManager::SetDefaultTexture(TextureID* p_ppiOut)
{
Image3 img;
img.create(
FORMAT_RGBA8,//???
256,
256,1,1);
*p_ppiOut=IRenderer::GetRendererInstance()->addTexture(
&img,
false,
IRenderer::GetRendererInstance()->Getlinear()
,STATIC);
return 1;
}
void ImageUtility3::Dilate26(Image3<int> const& inImage,
Image3<int>& outImage)
{
std::array<std::array<int, 3>, 26> neighbors;
inImage.GetNeighborhood(neighbors);
Dilate(26, &neighbors[0], inImage, outImage);
}
void ImageUtility3::GetComponents26(Image3<int>& image,
std::vector<std::vector<size_t>>& components)
{
std::array<int, 26> neighbors;
image.GetNeighborhood(neighbors);
GetComponents(26, &neighbors[0], image, components);
}
//----------------------------------------------------------------------------
void ImageUtility3::GetComponents6(Image3<int>& image,
std::vector<std::vector<int> >& components)
{
// Incremental 1D offsets for 6-connected neighbors. Store +1 and -1
// first to be cache friendly during the depth-first search.
int const dim0 = image.GetDimension(0);
int const dim01 = dim0*image.GetDimension(1);
int const delta[6] =
{
+1,
-1,
-dim0,
+dim0,
+dim01,
-dim01
};
GetComponents(6, delta, image, components);
}
//---------------------------------------------------------------------------
void SetInitial3 (Image3<float>& initial)
{
const int n0 = initial.GetDimension(0);
const int n1 = initial.GetDimension(1);
const int n2 = initial.GetDimension(2);
for (int i2 = 0; i2 < n2; ++i2)
{
float x2 = -1.0f + 2.0f*i2/(float)(n2-1);
float value2 = 1.0f - x2*x2;
for (int i1 = 0; i1 < n1; ++i1)
{
float x1 = -1.0f + 2.0f*i1/(float)(n1-1);
float value1 = 1.0f - x1*x1;
float value12 = value1*value2;
for (int i0 = 0; i0 < n0; ++i0)
{
float x0 = -1.0f + 2.0f*i0/(float)(n0-1);
float value0 = 1.0f - x0*x0;
initial(i0, i1, i2) = value0*value12;
}
}
}
}
//-------------------------------------------------------------------------------
int CMaterialManager::LoadTexture(TextureID* p_ppiOut,aiString* szPath)
{
//???ai_assert(-1 != *p_ppiOut);
ai_assert(0 != szPath);
*p_ppiOut = -1;
#if 1
LOG_PRINT("szPath=%s\n", szPath);
// first get a valid path to the texture
if( 5 == FindValidPath(szPath))
{
// embedded file. Find its index
unsigned int iIndex = atoi(szPath->data+1);
if (iIndex < mr->GetAsset()->pcScene->mNumTextures)
{
/* if (0 == mr->GetAsset()->pcScene->mTextures[iIndex]->mHeight)
{
// it is an embedded file ... don't need the file format hint,
// simply let D3DXFROMWINE load the file
if (FAILED(D3DXFROMWINECreateTextureFromFileInMemoryEx(mr->m_piDevice,
mr->GetAsset()->pcScene->mTextures[iIndex]->pcData,
mr->GetAsset()->pcScene->mTextures[iIndex]->mWidth,
D3DXFROMWINE_DEFAULT,
D3DXFROMWINE_DEFAULT,
0,
D3DUSAGE_AUTOGENMIPMAP,
D3DFMT_UNKNOWN,
D3DPOOL_MANAGED,
D3DXFROMWINE_DEFAULT,
D3DXFROMWINE_DEFAULT,
0,
0,
0,
p_ppiOut)))
{
std::string sz = "[ERROR] Unable to load embedded texture (#1): ";
sz.append(szPath->data);
//CLogDisplay::Instance().AddEntry(sz,D3DCOLOR_ARGB(0xFF,0xFF,0x0,0x0));
this->SetDefaultTexture(p_ppiOut);
return 1;
}
}
else*/
{
// fill a new texture ...
Image3 img;
BYTE* dst=img.create(
FORMAT_RGBA8,//???
mr->GetAsset()->pcScene->mTextures[iIndex]->mWidth,
mr->GetAsset()->pcScene->mTextures[iIndex]->mHeight,1,1);
//BYTE* dst=img.getPixels();
// now copy the data to it ... (assume non pow2 to be supported)
//D3DLOCKED_RECT sLock;
// sLock.pBits=IRenderer::GetRendererInstance()->LockTexture(*p_ppiOut, 0, sLock.Pitch);
const aiTexel* pcData = mr->GetAsset()->pcScene->mTextures[iIndex]->pcData;
for (unsigned int y = 0; y < mr->GetAsset()->pcScene->mTextures[iIndex]->mHeight;++y)
{
stx_memcpy(dst,pcData,mr->GetAsset()->pcScene->mTextures[iIndex]->
mWidth *sizeof(aiTexel));
dst = (BYTE *)dst + 4*mr->GetAsset()->pcScene->mTextures[iIndex]->mWidth;
pcData += mr->GetAsset()->pcScene->mTextures[iIndex]->mWidth;
}
// IRenderer::GetRendererInstance()->UnlockTexture(*p_ppiOut, 0);
// (*p_ppiOut)->GenerateMipSubLevels();
*p_ppiOut=IRenderer::GetRendererInstance()->addTexture(
&img,
false,
IRenderer::GetRendererInstance()->Getlinear()
,STATIC);
}
return 1;
}
else
{
std::string sz = "[ERROR] Invalid index for embedded texture: ";
sz.append(szPath->data);
//CLogDisplay::Instance().AddEntry(sz,D3DCOLOR_ARGB(0xFF,0xFF,0x0,0x0));
SetDefaultTexture(p_ppiOut);
return 1;
}
}
////LOG_PRINT("mr->m_piDevice=%x\n", mr->m_piDevice);
//DBG_HALT;
// then call D3DXFROMWINE to load the texture
//D3DFMT_A8R8G8B8,
#endif
std::string f1=szPath->data;
LOG_FNLN;
LOG_PRINT("Assimp Mesh Texture:%s\n", f1.c_str());
#if 1
*p_ppiOut=//IRenderer::GetRendererInstance()->
IRenderer::GetRendererInstance()->addImageLibTexture(
f1.c_str(),
false,
IRenderer::GetRendererInstance()->Getlinear()
,STATIC
);
#else
Image3 img;
if (img.loadImageLibImage(szPath->data, false))
{
img.createMipMaps();
*p_ppiOut=IRenderer::GetRendererInstance()->addTexture(&img,false, IRenderer::GetRendererInstance()->Getlinear(),STATIC,0.0f,false);
}
#endif
return 1;
}
void ImageUtility3::ComputeCDConvex(Image3<int>& image)
{
int const dim0 = image.GetDimension(0);
int const dim1 = image.GetDimension(1);
int const dim2 = image.GetDimension(2);
Image3<int> temp = image;
int i0, i1, i2;
for (i1 = 0; i1 < dim1; ++i1)
{
for (i0 = 0; i0 < dim0; ++i0)
{
int i2min;
for (i2min = 0; i2min < dim2; ++i2min)
{
if ((temp(i0, i1, i2min) & 1) == 0)
{
temp(i0, i1, i2min) |= 2;
}
else
{
break;
}
}
if (i2min < dim2)
{
int i2max;
for (i2max = dim2 - 1; i2max >= i2min; --i2max)
{
if ((temp(i0, i1, i2max) & 1) == 0)
{
temp(i0, i1, i2max) |= 2;
}
else
{
break;
}
}
}
}
}
for (i2 = 0; i2 < dim2; ++i2)
{
for (i0 = 0; i0 < dim0; ++i0)
{
int i1min;
for (i1min = 0; i1min < dim1; ++i1min)
{
if ((temp(i0, i1min, i2) & 1) == 0)
{
temp(i0, i1min, i2) |= 2;
}
else
{
break;
}
}
if (i1min < dim1)
{
int i1max;
for (i1max = dim1 - 1; i1max >= i1min; --i1max)
{
if ((temp(i0, i1max, i2) & 1) == 0)
{
temp(i0, i1max, i2) |= 2;
}
else
{
break;
}
}
}
}
}
for (i2 = 0; i2 < dim2; ++i2)
{
for (i1 = 0; i1 < dim1; ++i1)
{
int i0min;
for (i0min = 0; i0min < dim0; ++i0min)
{
if ((temp(i0min, i1, i2) & 1) == 0)
{
temp(i0min, i1, i2) |= 2;
}
else
{
break;
}
}
if (i0min < dim0)
{
int i0max;
for (i0max = dim0 - 1; i0max >= i0min; --i0max)
{
if ((temp(i0max, i1, i2) & 1) == 0)
{
temp(i0max, i1, i2) |= 2;
}
else
{
break;
}
}
}
}
}
for (size_t i = 0; i < image.GetNumPixels(); ++i)
{
image[i] = (temp[i] & 2 ? 0 : 1);
}
}
void ImageUtility3::GetComponents(int numNeighbors, int const* delta,
Image3<int>& image, std::vector<std::vector<size_t>>& components)
{
size_t const numVoxels = image.GetNumPixels();
int* numElements = new int[numVoxels];
size_t* vstack = new size_t[numVoxels];
size_t i, numComponents = 0;
int label = 2;
for (i = 0; i < numVoxels; ++i)
{
if (image[i] == 1)
{
int top = -1;
vstack[++top] = i;
int& count = numElements[numComponents + 1];
count = 0;
while (top >= 0)
{
size_t v = vstack[top];
image[v] = -1;
int j;
for (j = 0; j < numNeighbors; ++j)
{
size_t adj = v + delta[j];
if (image[adj] == 1)
{
vstack[++top] = adj;
break;
}
}
if (j == numNeighbors)
{
image[v] = label;
++count;
--top;
}
}
++numComponents;
++label;
}
}
delete[] vstack;
if (numComponents > 0)
{
components.resize(numComponents + 1);
for (i = 1; i <= numComponents; ++i)
{
components[i].resize(numElements[i]);
numElements[i] = 0;
}
for (i = 0; i < numVoxels; ++i)
{
int value = image[i];
if (value != 0)
{
// Labels started at 2 to support the depth-first search,
// so they need to be decremented for the correct labels.
image[i] = --value;
components[value][numElements[value]] = i;
++numElements[value];
}
}
}
delete[] numElements;
}