void Initialise()
{
using Kernel::HardwareAbstraction::Filesystems::Partition;
using Kernel::HardwareAbstraction::Filesystems::FAT32;
using Kernel::HardwareAbstraction::Filesystems::VFS::File;
File* bmpimg = new File("/System/Library/Resources/[email protected]");
assert(bmpimg);
uint8_t* addr = new uint8_t[bmpimg->FileSize()];
bmpimg->Read(addr);
File* nbmp = new File("/System/Library/Resources/name.bmp");
assert(nbmp);
uint8_t* nma = new uint8_t[nbmp->FileSize()];
nbmp->Read(nma);
// 35 31 32 IN SRGB
// 45 40 43
// 26 23 24 IN RGB
Console::SetColour(0xFFFFFFFF);
Memory::Set32((void*) GetFramebufferAddress(), 0x00, (LinearFramebuffer::GetResX() * LinearFramebuffer::GetResY()) / 2);
LinearFramebuffer::BackColour = 0x00;
BitmapLibrary::BitmapImage* bmp = new BitmapLibrary::BitmapImage((void*) addr);
BitmapLibrary::BitmapImage* ni = new BitmapLibrary::BitmapImage((void*) nma);
bmp->Render((uint16_t)((LinearFramebuffer::GetResX() - bmp->DIB->GetBitmapWidth()) / 2), (uint16_t)((LinearFramebuffer::GetResY() - Math::AbsoluteValue(bmp->DIB->GetBitmapHeight())) / 2 - 40), LinearFramebuffer::GetResX(), (uint32_t*) GetFramebufferAddress());
ni->Render((uint16_t)((LinearFramebuffer::GetResX() - ni->DIB->GetBitmapWidth()) / 2), (uint16_t)((LinearFramebuffer::GetResY() - Math::AbsoluteValue(ni->DIB->GetBitmapHeight())) / 2 + 120), LinearFramebuffer::GetResX(), (uint32_t*) GetFramebufferAddress());
delete[] nma;
delete[] addr;
}
extern "C" uint64_t Syscall_GetFileSize(uint64_t fd)
{
// this is contrary to our usual model for system calls -- this one actually does some work.
using namespace Kernel::HardwareAbstraction::Filesystems::VFS;
if(fd > MaxDescriptors || fd < 4)
return 0;
FSObject* fso = Multitasking::GetCurrentProcess()->FileDescriptors[fd].Pointer;
if(fso->Type != FSObjectTypes::File)
{
Log(1, "Error: Descriptor (%d) is not a file, cannot get size.", fd);
return 0;
}
File* f = (File*) fso;
uint64_t ret = f->FileSize();
return ret;
}
DirectDrawSurface *DirectDrawSurface::LoadSurface(const string& filename,bool flip,unsigned char *buffer,int bufsize){
unsigned char *buf;
DDSHeader *dds;
File* file;
int len;
if(buffer==NULL){
file=File::ReadFile(filename);
if(file==NULL) return 0;
len=file->FileSize();
buffer=new unsigned char[len];
file->Read(buffer,1,len);
}else{
len=bufsize;
}
buf=buffer;
if(strncasecmp((char*)buf,"DDS ",4)) return NULL;
buf+=4;
dds=(DDSHeader*)buf;
buf+=sizeof(DDSHeader);
unsigned int format,target;
int components;
// Just to silence the compiler
format=0;
target=0;
components=0;
if(!DDS_GetInfo(dds,format,components,target)) return NULL;
DirectDrawSurface *surface=new DirectDrawSurface;
int mipmaps;
surface->buffer=buffer;
mipmaps=dds->mipmapcount;
if(mipmaps!=0) mipmaps--;
for(int i=0; i<(target==GL_TEXTURE_CUBE_MAP?6:1); i++){
DirectDrawSurface *base;
if(target==GL_TEXTURE_CUBE_MAP){
surface->mipmaps.push_back(DirectDrawSurface());
base=&surface->mipmaps.back();
}else
base=surface;
base->format=format;
base->target=target;
base->dxt=buf;
base->width=dds->width;
base->height=dds->height;
base->depth=DDS_Clamp(dds->depth);
base->pitch=DDS_GetPitch(base->width,format,components);
base->size=DDS_GetSizeBytes(base->width,base->height,format,components) * base->depth;
base->components=components;
base->mipmapcount=mipmaps;
buf+=base->size;
if(flip) base->Flip();
int w,h,d;
w=DDS_Clamp(base->width>>1);
h=DDS_Clamp(base->height>>1);
d=DDS_Clamp(base->depth>>1);
for(int j=0; j<mipmaps && ( w || h ); j++){
DirectDrawSurface *mip;
base->mipmaps.push_back(DirectDrawSurface());
mip=&base->mipmaps.back();
mip->format=format;
mip->target=target;
mip->dxt=buf;
mip->width=w;
mip->height=h;
mip->depth=d;
mip->pitch=DDS_GetPitch(w,format,components);
mip->size=DDS_GetSizeBytes(w,h,format,components) * d;
mip->components=components;
buf+=mip->size;
if(flip) mip->Flip();
w=DDS_Clamp(w>>1);
h=DDS_Clamp(h>>1);
d=DDS_Clamp(d>>1);
}
}
if(target==GL_TEXTURE_CUBE_MAP && flip){
DirectDrawSurface tmp=surface->mipmaps[3];
surface->mipmaps[3]=surface->mipmaps[2];
surface->mipmaps[2]=tmp;
}
return surface;
}
