ILboolean ilImage::Save(char *FileName, ILenum Type)
{
this->iGenBind();
return ilSave(Type, FileName);
}
ILboolean ilImage::Save(ILconst_string FileName, ILenum Type)
{
this->iGenBind();
return ilSave(Type, FileName);
}
void GeometryTerrain::computeLightmap(Vector3 _vlightSource, bool update)
{
bool bIntegrateNormals = false;
std::vector<GLubyte> shadowMapTexture(GetWidth()*GetWidth()*4);
float maxHeight = -99999.0f;
for(int z =0; z <= GetLength(); ++z)
for(int x = 0; x <= GetWidth(); ++x)
maxHeight = max(getHeight(x,z), maxHeight);
for(int z =0; z <= GetLength(); ++z)
{
for(int x = 0; x <= GetWidth(); ++x)
{
float ambientLight = 255;
Ray lightRay(Vector3(x, getHeight(x, z), z), _vlightSource );
Vector3 current_ray_pos(Vector3(x, getHeight(x, z), z));
Vector3 direction_to_sun = lightRay.m_v3Direction.normalize();
int numRayHits = 0;
while(!(current_ray_pos.x <= 0 || current_ray_pos.x >= GetWidth() || current_ray_pos.z <= 0 || current_ray_pos.z >= GetWidth() ))
{
if(current_ray_pos.y > maxHeight) break;
// Is the terrain blocking the ray at this point?
if(getHeight((int)floor(current_ray_pos.x), (int)floor(current_ray_pos.z)) > current_ray_pos.y)
{
numRayHits++;
break;
}
//light still traveling...
current_ray_pos += direction_to_sun;
}
float ambientLightNormals = 0;
if(bIntegrateNormals)
{
Vector3 n(
m_pNormals[x+z * (GetWidth()+1)].x,
m_pNormals[x+z * (GetWidth()+1)].y,
m_pNormals[x+z * (GetWidth()+1)].z
);
ambientLightNormals = 0.5*( 1.0f + dot(n.normalize(), direction_to_sun) );
if(ambientLightNormals > 1.0f) ambientLightNormals = 1.0f;
if(ambientLightNormals < 0.0f) ambientLightNormals = 0.0f;
}
if(numRayHits > 0)
{
//ambientLight = (current_ray_pos - Vector3(x,getHeight(x,z),z)).magnitude() - ambientLightNormals * 255;
ambientLight = 170;
if(ambientLight > 255) ambientLight = 255;
if(ambientLight < 170) ambientLight = 170;
}
int index = (x + z * GetWidth()) * 3;
for (int i = 0; i < 3; ++i) {
shadowMapTexture[index + i] = (GLubyte)ambientLight;
}
}
}
for(int z =0; z <= GetLength(); ++z)
{
for(int x = 0; x <= GetWidth(); ++x)
{
int factor = 2;
ColorOGL colCurrent;
colCurrent.m_fRed = shadowMapTexture[(x + z * GetWidth()) * 3 + 0];
colCurrent.m_fGreen = shadowMapTexture[(x + z * GetWidth()) * 3 + 1];
colCurrent.m_fBlue = shadowMapTexture[(x + z * GetWidth()) * 3 + 2];
ColorOGL colT;
ColorOGL colD;
ColorOGL colL;
ColorOGL colR;
if(shadowMapTexture.size() > ((x + (z+factor) * GetWidth()) * 3 + 0) &&
shadowMapTexture.size() > ((x + (z+factor) * GetWidth()) * 3 + 1) &&
shadowMapTexture.size() > ((x + (z+factor) * GetWidth()) * 3 + 2)
)
{
colT.m_fRed = shadowMapTexture[(x + (z+factor) * GetWidth()) * 3 + 0];
colT.m_fGreen = shadowMapTexture[(x + (z+factor) * GetWidth()) * 3 + 1];
colT.m_fBlue = shadowMapTexture[(x + (z+factor) * GetWidth()) * 3 + 2];
}
if(shadowMapTexture.size() > ((x + (z-factor) * GetWidth()) * 3 + 0) &&
shadowMapTexture.size() > ((x + (z-factor) * GetWidth()) * 3 + 1) &&
shadowMapTexture.size() > ((x + (z-factor) * GetWidth()) * 3 + 2)
)
{
colD.m_fRed = shadowMapTexture[(x + (z-factor) * GetWidth()) * 3 + 0];
colD.m_fGreen = shadowMapTexture[(x + (z-factor) * GetWidth()) * 3 + 1];
colD.m_fBlue = shadowMapTexture[(x + (z-factor) * GetWidth()) * 3 + 2];
}
if(shadowMapTexture.size() > ( (x+factor + z * GetWidth()) * 3 + 0) &&
shadowMapTexture.size() > ((x+factor + z * GetWidth()) * 3 + 1) &&
shadowMapTexture.size() > ((x+factor + z * GetWidth()) * 3 + 2)
)
{
colL.m_fRed = shadowMapTexture[(x+factor + z * GetWidth()) * 3 + 0];
colL.m_fGreen = shadowMapTexture[(x+factor + z * GetWidth()) * 3 + 1];
colL.m_fBlue = shadowMapTexture[(x+factor + z * GetWidth()) * 3 + 2];
}
if(shadowMapTexture.size() > (( x-factor + z * GetWidth()) * 3 + 0) &&
shadowMapTexture.size() > ((x-factor + z * GetWidth()) * 3 + 1) &&
shadowMapTexture.size() > ((x-factor + z * GetWidth()) * 3 + 2)
)
{
colR.m_fRed = shadowMapTexture[(x-factor + z * GetWidth()) * 3 + 0];
colR.m_fGreen = shadowMapTexture[(x-factor + z * GetWidth()) * 3 + 1];
colR.m_fBlue = shadowMapTexture[(x-factor + z * GetWidth()) * 3 + 2];
}
shadowMapTexture[(x + z * GetWidth()) * 3 + 0] = (colT.m_fRed+colD.m_fRed+colR.m_fRed+colL.m_fRed+colCurrent.m_fRed)/5;
shadowMapTexture[(x + z * GetWidth()) * 3 + 1] = (colT.m_fGreen+colD.m_fGreen+colR.m_fGreen+colL.m_fGreen+colCurrent.m_fGreen)/5;
shadowMapTexture[(x + z * GetWidth()) * 3 + 2] = (colT.m_fBlue+colD.m_fBlue+colR.m_fBlue+colL.m_fBlue+colCurrent.m_fBlue)/5;
}
}
if(update)
{
ResourceManager::getInstance()->getTexture2D("resources/textures/lightmap.tga")->bind(2);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0,0, GetWidth(), GetWidth(), GL_RGBA, GL_UNSIGNED_BYTE, &shadowMapTexture[0]);
}
else
{
ilTexImage(GetWidth(),GetWidth(), 1, 3, IL_RGB, IL_UNSIGNED_BYTE, &shadowMapTexture[0]);
ilSetData(&shadowMapTexture[0]);
ilSetInteger(IL_IMAGE_BITS_PER_PIXEL,32);
ilEnable(IL_FILE_OVERWRITE);
ilSave(IL_TGA, "resources/textures/lightmap.tga");
}
}
bool CCLUDrawBase::SaveScreen2BMP(const char *pcFilename)
{
ILuint uImgID;
int iWidth, iHeight;
unsigned char *pImage;
cStr csFilename, csBaseName, csExt;
int iExtPos;
bool bEPSFile = false;
bool bJPS = false;
csBaseName = csFilename = pcFilename;
iExtPos = ('.' < csBaseName);
csExt = csBaseName.Last(csFilename.Len() - iExtPos, 1);
csBaseName |= -1;
if (csExt == "eps")
{
csFilename = csBaseName + ".tmp";
bEPSFile = true;
}
else if (csExt == "jps")
{
csFilename = csBaseName + ".jpg";
bEPSFile = true;
bJPS = true;
}
iWidth = m_iSizeX;
iHeight = m_iSizeY;
ilGenImages(1, &uImgID);
ilBindImage(uImgID);
if (iluEnlargeCanvas(iWidth, iHeight, 1) == IL_FALSE)
{
ilDeleteImages(1, &uImgID);
return false;
}
ilConvertImage(IL_RGB, IL_UNSIGNED_BYTE);
pImage = (unsigned char *) ilGetData();
// Get Pixels
glPixelStorei(GL_PACK_ALIGNMENT,1);
glReadBuffer(GL_FRONT_LEFT);
glReadPixels( 0, 0, iWidth, iHeight, GL_RGB, GL_UNSIGNED_BYTE, pImage );
remove(csFilename.Str());
if (bEPSFile)
{
if (ilSave(IL_JPG, (ILstring) csFilename.Str()) == IL_FALSE)
{
ilDeleteImages(1, &uImgID);
return false;
}
}
else
{
if (ilSaveImage((ILstring) csFilename.Str()) == IL_FALSE)
{
ilDeleteImages(1, &uImgID);
return false;
}
}
ilDeleteImages(1, &uImgID);
if (bEPSFile)
{
csBaseName += ".eps";
if (!ConvertJPEGtoPS(csFilename.Str(), csBaseName.Str()))
return false;
if (!bJPS)
remove(csFilename.Str());
}
return true;
}
int main(int argc, char* argv[])
{
ilInit();
unsigned int *pData = (unsigned int*)malloc(zlutSize*zlutSize*4);
memset(pData, 0, zlutSize*zlutSize*4);
// zone layout
// *-----------*
// | 0 / | \ 3 |
// | / 4 | 7 \ |
// |-----|-----|
// | \ 5 | 6 / |
// | 1 \ | / 2 |
// *-----------*
//
for(int i=0; i<zlutSize; ++i)
{
for(int j=0; j<zlutSize; ++j)
{
// get uv.
float u = (float(j)+0.5f)/zlutSize;
float v = (float(i)+0.5f)/zlutSize;
// compute the zone index.
int index;
float uu, vv;
if(u < 0.5f)
{
if(v < 0.5f)
{
index = 0;
uu = -u + 0.5f;
vv = v;
if(uu < vv) index += 4;
}
else
{
index = 1;
uu = -u;
vv = -v + 0.5f;
if(uu < vv) index += 4;
}
}
else
{
if(v < 0.5f)
{
index = 3;
uu = u - 0.5f;
vv = v;
if(uu < vv) index += 4;
}
else
{
index = 2;
uu = u - 1.0f;
vv = -v + 0.5f;
if(uu < vv) index += 4;
}
}
// write the zone index.
unsigned int value = 256 * index / 8;
pData[i*zlutSize+j] = RGBA(value);
}
}
// output as a targa image by using DevIL.
ILuint iid;
ilGenImages(1, &iid);
ilBindImage(iid);
ilTexImage(zlutSize, zlutSize, 1, 4, IL_RGBA, IL_UNSIGNED_BYTE, pData);
ilSave(IL_TGA, "zlut.tga");
ilDeleteImages(1, &iid);
free(pData);
return 0;
}
void main(int argc, char **argv)
{
ILubyte *Lump;
ILubyte *final_tga;
ILubyte *Data;
ILuint Size;
ILuint Image;
FILE *File;
ILenum Error;
ILuint ilFormat;
int x0,y0,x1,y1;
//char filename[]="103,692-205,768.tga";
char filename[64];
if(argc!=0 && !strcmp(argv[2],"-laststep"))
{
File=fopen(argv[1], "r+");
fseek(File, 17, SEEK_SET);
fprintf(File, "%c", 0x20);
fclose(File);
ilInit();
ilGenImages(1, &Image);
ilBindImage(Image);
if(!ilLoadImage(argv[1]))
{
printf("Error loading image final.tga");
return ;
}
ilEnable(IL_FILE_OVERWRITE);
strcpy(filename, argv[1]);
*strchr(filename, '\\')='\0';
strcat(filename, "\\final.png");
if(!ilSave(IL_PNG, filename))
printf("Error occurs when saving image.");
else
printf("Image is saved successfuly.");
return ;
}
strcpy(filename, strchr(argv[2], '\\')+1);
sscanf(filename, "%d, %d - %d, %d", &x0,&y0,&x1,&y1);
//printf("%d %d %d %d\n", x0,y0,x1,y1);
x0--; //start from (0,0), not (1,1)
y0--;
ilInit();
File = fopen(argv[2], "rb");
fseek(File, 0, SEEK_END);
Size = ftell(File);
fclose(File);
Data = (ILubyte*)malloc(Size);
ilGenImages(1, &Image);
ilBindImage(Image);
if(!ilLoadImage(argv[2]))
{
printf("Error loading image %s", filename);
return ;
}
ilFormat=ilGetInteger(IL_IMAGE_FORMAT);
ilCopyPixels(x0, y0, 0, x1-x0, y1-y0, 1, ilFormat, IL_UNSIGNED_BYTE, Data);
if(!ilLoadImage(argv[1]))
{
printf("Error loading image final.tga");
return ;
}
ilSetPixels(x0, y0, 0, x1-x0, y1-y0, 1, ilFormat, IL_UNSIGNED_BYTE, Data);
ilEnable(IL_FILE_OVERWRITE);
if(!ilSaveImage(argv[1]))
printf("Error occurs when saving image.");
else
printf("Image is saved successfuly.");
ilDeleteImages(1, &Image);
ilShutDown();
while ((Error = ilGetError()) != IL_NO_ERROR)
{
printf("%d: %s/n", Error, iluErrorString(Error));
}
}
void testSavers2(ILenum type, const TCHAR* targetName, const TCHAR* targetExt)
{
TCHAR targetFN[MAX_PATH];
// Test ilSave
_tcscpy(targetFN, targetName);
_tcscat(targetFN, L".ilSave.");
_tcscat(targetFN, targetExt);
DWORD t1 = GetTickCount();
if (!ilSave(type, targetFN)) {
printf("testSavers2: Failed to save " PathCharMod " using ilSave\n", targetFN);
++errors;
}
DWORD t2 = GetTickCount();
printf(PathCharMod " using ilSave: %i ms\n", targetFN, t2-t1);
// Test ilSaveF
_tcscpy(targetFN, targetName);
_tcscat(targetFN, L".ilSaveF.");
_tcscat(targetFN, targetExt);
FILE* file = _wfopen(targetFN, L"wb");
if (!ilSaveF(type, file)) {
printf("testSavers2: Failed to save " PathCharMod " using ilSaveF\n", targetFN);
++errors;
}
fclose(file);
// Test ilSaveL
_tcscpy(targetFN, targetName);
_tcscat(targetFN, L"ilSaveL.");
_tcscat(targetFN, targetExt);
size_t lumpSize = ilDetermineSize(type);
BYTE* lump = new BYTE[lumpSize];
ILuint writtenToLump = ilSaveL(type, lump, lumpSize);
if (writtenToLump > 0) {
FILE* file = _wfopen(targetFN, L"wb");
size_t writtenToFile = fwrite(lump, 1, lumpSize, file);
if (writtenToLump != writtenToFile) {
printf("testSavers2: Failed to write " PathCharMod " after ilSaveL\n", targetFN);
++errors;
}
fclose(file);
} else {
printf("testSavers2: Failed to save " PathCharMod " using ilSaveL\n", targetFN);
++errors;
}
delete lump;
// Test ilSaveFuncs
wcscpy(targetFN, targetName);
wcscat(targetFN, L".ilSaveFuncs.");
wcscat(targetFN, targetExt);
writeFile = _wfopen(targetFN, L"wb");
if (writeFile != NULL) {
ilSetWrite(NULL, NULL, myPutc, mySeek, myTell, myWrite);
if (!ilSaveFuncs(type))
printf("testSavers2: Failed to save " PathCharMod " using ilSave\n", targetFN);
fclose(writeFile);
} else
printf("testSavers2: Failed to open " PathCharMod " for writing\n", targetFN);
}
