C3DOTextureHandler::C3DOTextureHandler()
{
CFileHandler teamTexFile("unittextures/tatex/teamtex.txt");
CFileHandler paletteFile("unittextures/tatex/palette.pal");
CSimpleParser parser(teamTexFile);
std::set<std::string> teamTexes;
while (!parser.Eof()) {
teamTexes.insert(StringToLower(parser.GetCleanLine()));
}
TexFile* texfiles[10000];
int numfiles = 0;
int totalSize = 0;
const std::vector<std::string>& filesBMP = CFileHandler::FindFiles("unittextures/tatex/", "*.bmp");
std::vector<std::string> files = CFileHandler::FindFiles("unittextures/tatex/", "*.tga");
files.insert(files.end(), filesBMP.begin(), filesBMP.end());
std::set<string> usedNames;
for (std::vector<std::string>::iterator fi = files.begin(); fi != files.end(); ++fi) {
const std::string& s = *fi;
const std::string s2 = StringToLower(FileSystem::GetBasename(s));
// avoid duplicate names and give tga images priority
if (usedNames.find(s2) != usedNames.end()) {
continue;
}
usedNames.insert(s2);
if(teamTexes.find(s2) == teamTexes.end()){
TexFile* tex = CreateTex(s, s2, false);
texfiles[numfiles++] = tex;
totalSize += tex->tex.xsize * tex->tex.ysize;
} else {
TexFile* tex = CreateTex(s, s2, true);
texfiles[numfiles++] = tex;
totalSize += tex->tex.xsize * tex->tex.ysize;
}
}
if (paletteFile.FileExists()) {
palette.Init(paletteFile);
}
for (unsigned a = 0; a < CTAPalette::NUM_PALETTE_ENTRIES; ++a) {
const std::string name = "ta_color" + IntToString(a, "%i");
TexFile* tex = new TexFile;
tex->name = name;
tex->tex.Alloc(1, 1);
tex->tex.mem[0] = palette[a][0];
tex->tex.mem[1] = palette[a][1];
tex->tex.mem[2] = palette[a][2];
tex->tex.mem[3] = 0; // teamcolor
tex->tex2.Alloc(1, 1);
tex->tex2.mem[0] = 0; // self illum
tex->tex2.mem[1] = 30; // reflectivity
tex->tex2.mem[2] = 0;
tex->tex2.mem[3] = 255;
texfiles[numfiles++] = tex;
totalSize += tex->tex.xsize * tex->tex.ysize;
}
// pessimistic guess about how much space will be wasted
totalSize = (int)(totalSize * 1.2f);
if (totalSize < 1024*1024) {
bigTexX = 1024;
bigTexY = 1024;
} else if (totalSize < 1024*2048) {
bigTexX = 1024;
bigTexY = 2048;
} else if (totalSize < 2048*2048) {
bigTexX = 2048;
bigTexY = 2048;
} else {
bigTexX = 2048;
bigTexY = 2048;
throw content_error("Too many/large texture in 3do texture-atlas to fit in 2048*2048");
}
qsort(texfiles,numfiles,sizeof(TexFile*), CompareTatex2);
unsigned char* bigtex1 = new unsigned char[bigTexX * bigTexY * 4];
unsigned char* bigtex2 = new unsigned char[bigTexX * bigTexY * 4];
for (int a = 0; a < (bigTexX * bigTexY); ++a) {
bigtex1[a*4 + 0] = 128;
bigtex1[a*4 + 1] = 128;
bigtex1[a*4 + 2] = 128;
bigtex1[a*4 + 3] = 0;
bigtex2[a*4 + 0] = 0;
bigtex2[a*4 + 1] = 128;
bigtex2[a*4 + 2] = 0;
bigtex2[a*4 + 3] = 255;
}
int cury = 0;
int maxy = 0;
int foundx = 0;
int foundy = 0;
std::list<int2> nextSub;
std::list<int2> thisSub;
for (int a = 0; a < numfiles; ++a) {
CBitmap* curtex1 = &texfiles[a]->tex;
CBitmap* curtex2 = &texfiles[a]->tex2;
bool done = false;
while (!done) {
// Find space for us
if (thisSub.empty()) {
if (nextSub.empty()) {
cury = maxy;
maxy += curtex1->ysize;
if (maxy > bigTexY) {
delete[] bigtex1;
delete[] bigtex2;
throw content_error("Too many/large texture in 3do texture-atlas to fit in 2048*2048");
}
thisSub.push_back(int2(0, cury));
} else {
thisSub = nextSub;
nextSub.clear();
}
}
if (thisSub.front().x + curtex1->xsize>bigTexX) {
thisSub.clear();
continue;
}
if(thisSub.front().y+curtex1->ysize>maxy){
thisSub.pop_front();
continue;
}
// ok found space for us
foundx=thisSub.front().x;
foundy=thisSub.front().y;
done=true;
if (thisSub.front().y + curtex1->ysize<maxy){
nextSub.push_back(int2(thisSub.front().x, thisSub.front().y + curtex1->ysize));
}
thisSub.front().x += curtex1->xsize;
while ((thisSub.size() > 1) && (thisSub.front().x >= (++thisSub.begin())->x)) {
(++thisSub.begin())->x = thisSub.front().x;
thisSub.erase(thisSub.begin());
}
}
for (int y = 0; y < curtex1->ysize; ++y) {
for (int x = 0; x < curtex1->xsize; ++x) {
for (int col = 0; col < 4; ++col) {
bigtex1[(((foundy + y) * bigTexX + (foundx + x)) * 4) + col] = curtex1->mem[(((y * curtex1->xsize) + x) * 4) + col];
bigtex2[(((foundy + y) * bigTexX + (foundx + x)) * 4) + col] = curtex2->mem[(((y * curtex1->xsize) + x) * 4) + col];
}
}
}
UnitTexture* unittex = new UnitTexture;
unittex->xstart = (foundx + 0.5f) / (float)bigTexX;
unittex->ystart = (foundy + 0.5f) / (float)bigTexY;
unittex->xend = (foundx + curtex1->xsize - 0.5f) / (float)bigTexX;
unittex->yend = (foundy + curtex1->ysize - 0.5f) / (float)bigTexY;
textures[texfiles[a]->name] = unittex;
delete texfiles[a];
}
glGenTextures(1, &atlas3do1);
glBindTexture(GL_TEXTURE_2D, atlas3do1);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR/*_MIPMAP_NEAREST*/);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8 ,bigTexX, bigTexY, 0, GL_RGBA, GL_UNSIGNED_BYTE, bigtex1);
//glBuildMipmaps(GL_TEXTURE_2D,GL_RGBA8 ,bigTexX, bigTexY, GL_RGBA, GL_UNSIGNED_BYTE, bigtex1);
glGenTextures(1, &atlas3do2);
glBindTexture(GL_TEXTURE_2D, atlas3do2);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR/*_MIPMAP_NEAREST*/);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, bigTexX, bigTexY, 0, GL_RGBA, GL_UNSIGNED_BYTE, bigtex2);
//glBuildMipmaps(GL_TEXTURE_2D,GL_RGBA8, bigTexX, bigTexY, GL_RGBA, GL_UNSIGNED_BYTE, bigtex2);
// CBitmap save(tex, bigTexX, bigTexY);
// save.Save("unittex-1x.jpg");
UnitTexture* t = new UnitTexture();
t->xstart = 0.0f;
t->ystart = 0.0f;
t->xend = 1.0f;
t->yend = 1.0f;
textures["___dummy___"] = t;
delete[] bigtex1;
delete[] bigtex2;
}
std::vector<TexFile*> C3DOTextureHandler::LoadTexFiles()
{
CFileHandler teamTexFile("unittextures/tatex/teamtex.txt");
CFileHandler paletteFile("unittextures/tatex/palette.pal");
CSimpleParser parser(teamTexFile);
std::set<std::string> teamTexes;
while (!parser.Eof()) {
teamTexes.insert(StringToLower(parser.GetCleanLine()));
}
std::vector<TexFile*> texfiles;
const std::vector<std::string>& filesBMP = CFileHandler::FindFiles("unittextures/tatex/", "*.bmp");
std::vector<std::string> files = CFileHandler::FindFiles("unittextures/tatex/", "*.tga");
files.insert(files.end(), filesBMP.begin(), filesBMP.end());
std::set<string> usedNames;
for (std::vector<std::string>::iterator fi = files.begin(); fi != files.end(); ++fi) {
const std::string& s = *fi;
const std::string s2 = StringToLower(FileSystem::GetBasename(s));
// avoid duplicate names and give tga images priority
if (usedNames.find(s2) != usedNames.end()) {
continue;
}
usedNames.insert(s2);
if(teamTexes.find(s2) == teamTexes.end()){
TexFile* tex = CreateTex(s, s2, false);
texfiles.push_back(tex);
} else {
TexFile* tex = CreateTex(s, s2, true);
texfiles.push_back(tex);
}
}
if (paletteFile.FileExists()) {
palette.Init(paletteFile);
}
for (unsigned a = 0; a < CTAPalette::NUM_PALETTE_ENTRIES; ++a) {
TexFile* tex = new TexFile();
tex->name = "ta_color" + IntToString(a, "%i");
tex->tex.Alloc(1, 1);
tex->tex.mem[0] = palette[a][0];
tex->tex.mem[1] = palette[a][1];
tex->tex.mem[2] = palette[a][2];
tex->tex.mem[3] = 0; // teamcolor
tex->tex2.Alloc(1, 1);
tex->tex2.mem[0] = 0; // self illum
tex->tex2.mem[1] = 30; // reflectivity
tex->tex2.mem[2] = 0;
tex->tex2.mem[3] = 255;
texfiles.push_back(tex);
}
return texfiles;
}
