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TexConv/ComboTexture.cpp

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update ComboTexture
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#include<iostream>
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#include<iomanip>
#include<ILImage.h>
#include<hgl/type/DataType.h>
#include<hgl/util/cmd/CmdParse.h>
#include<hgl/type/Smart.h>
using namespace hgl;
using namespace hgl::util;
#if HGL_OS == HGL_OS_Windows
#define std_cout std::wcout
#else
#define std_cout std::cout
#endif//
namespace hgl
{
update ComboTexture
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constexpr double clamp_u=0.436*255.0;
constexpr double clamp_v=0.615*255.0;
void RGB2YUV(uint8 *y,uint8 *u,uint8 *v,const uint8 *rgb,const uint count)
{
uint8 r,g,b;
for(uint i=0;i<count;i++)
{
r=*rgb++;
g=*rgb++;
b=*rgb++;
*y++= 0.299 * r + 0.587 * g + 0.114 * b;
*u++=(clamp_u - 0.14713 * r - 0.28886 * g + 0.436 * b) / 0.872;
*v++=(clamp_v + 0.615 * r - 0.51499 * g - 0.10001 * b) / 1.230;
}
}
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template<typename T>
void MixRGB(T *rgb,const T *r,const T *g,const T *b,const uint count)
{
for(uint i=0;i<count;i++)
{
*rgb=*r;++rgb;++r;
*rgb=*g;++rgb;++g;
*rgb=*b;++rgb;++b;
}
}
template<typename T>
void MixRGBA(T *rgba,const T *r,const T *g,const T *b,const T *a,const uint count)
{
for(uint i=0;i<count;i++)
{
*rgba=*r;++rgba;++r;
*rgba=*g;++rgba;++g;
*rgba=*b;++rgba;++b;
*rgba=*a;++rgba;++a;
}
}
update ComboTexture
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template<typename T>
void MixRGBA(T *rgba,const T *rgb,const T *a,const uint count)
{
for(uint i=0;i<count;i++)
{
*rgba=*rgb;++rgba;++rgb;
*rgba=*rgb;++rgba;++rgb;
*rgba=*rgb;++rgba;++rgb;
*rgba=*a;++rgba;++a;
}
}
bool SaveRGBAFile(const OSString &filename,const uint w,const uint h,const float scale,const uint8 *rgb,const uint8 *a,const OSString &flag)
{
const OSString out_filename=OSString(filename)+OS_TEXT("_")+flag+OS_TEXT(".png");
AutoDeleteArray<uint8> pixels=new uint8[w*h*4];
MixRGBA<uint8>(pixels,rgb,a,w*h);
if(SaveImageToFile(out_filename,w,h,scale,4,IL_UNSIGNED_BYTE,pixels))
{
std_cout<<OS_TEXT("Output ")<<flag.c_str()<<OS_TEXT(": ")<<out_filename.c_str()<<std::endl;
return(true);
}
return(false);
}
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bool SaveRGBAFile(const OSString &filename,const uint w,const uint h,const float scale,const uint8 *r,const uint8 *g,const uint8 *b,const uint8 *a,const OSString &flag)
{
const OSString out_filename=OSString(filename)+OS_TEXT("_")+flag+OS_TEXT(".png");
AutoDeleteArray<uint8> pixels=new uint8[w*h*4];
MixRGBA<uint8>(pixels,r,g,b,a,w*h);
update ComboTexture
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if(SaveImageToFile(out_filename,w,h,scale,4,IL_UNSIGNED_BYTE,pixels))
{
std_cout<<OS_TEXT("Output ")<<flag.c_str()<<OS_TEXT(": ")<<out_filename.c_str()<<std::endl;
return(true);
}
update ComboTexture
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return(false);
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}
update ComboTexture
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bool SaveRGBFile(const OSString &filename,const uint w,const uint h,const float scale,const uint8 *r,const uint8 *g,const uint8 *b,const OSString &flag)
{
const OSString out_filename=OSString(filename)+OS_TEXT("_")+flag+OS_TEXT(".png");
AutoDeleteArray<uint8> pixels=new uint8[w*h*3];
MixRGB<uint8>(pixels,r,g,b,w*h);
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if(SaveImageToFile(out_filename,w,h,scale,3,IL_UNSIGNED_BYTE,pixels))
{
std_cout<<OS_TEXT("Output ")<<flag.c_str()<<OS_TEXT(": ")<<out_filename.c_str()<<std::endl;
return(true);
}
update ComboTexture
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return(false);
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}
}//namespace hgl
#if HGL_OS == HGL_OS_Windows
int wmain(int argc,wchar_t **argv)
#else
int main(int argc,char **argv)
#endif//
{
std::cout<<"Combo Texture Compression"<<std::endl<<std::endl;
if(argc<2)
{
update ComboTexture
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// FullTexture: Y+Normal
// HalfTexture: U+V+M+R
std::cout<<"Example: ComboTexture <output name> MPBR Color.png Normal.png Metallic.png Roughness.png"<<std::endl;
// FullTexture: Y1+Y2+Y3+Y4
// HalfTexture: U1+U2+U3+U4
// HalfTexture: V1+V2+V3+V4
std::cout<<"Example: ComboTexture <output name> 4RGB Color1.png Color2.png Color3.png Color4.png"<<std::endl;
// FullTexture: Y1+Normal1
// FullTexture: Y2+Normal2
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// HalfTexture: U1+V1+U2+V2
update ComboTexture
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std::cout<<"Example: ComboTexture <output name> 2CN Color1.png Normal1.png Color2.png Normal2.png"<<std::endl;
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update ComboTexture
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//// FullTexture: Y1+Y2+G
//// HalfTexture: U1+V1+U2+V2
//std::cout<<"Example1: ComboTexture <output name> C2G1 Color1.png Color2.png Grayscale.png"<<std::endl;
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update ComboTexture
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//// FullTexture: Y+M+R
//// HalfTexture: U+V+G
//std::cout<<"Example2: ComboTexture <output name> MPBR6 Color.png Matallic.png Roughness.png Grayscale.png"<<std::endl;
//// FullTexture: Y+G1+G2
//// HalfTexture: U+V+M+R
//std::cout<<"Example3: ComboTexture <output name> MPBR7 Color.png Matallic.png Roughness.png Grayscale1.png Grayscale2.png"<<std::endl;
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return(0);
}
update ComboTexture
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ilInit();
update ComboTexture
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if(stricmp(argv[2],"MPBR")==0)
{
ILImage color,normal,metallic,roughness;
uint w,h;
if(!color.LoadFile(argv[3]))return(1);
if(!normal.LoadFile(argv[4]))return(1);
if(!metallic.LoadFile(argv[5]))return(1);
if(!roughness.LoadFile(argv[6]))return(1);
color.ToRGB();
normal.ToRGB();
metallic.ToGray();
roughness.ToGray();
w=color.width();
h=color.height();
normal.Resize(w,h);
metallic.Resize(w,h);
roughness.Resize(w,h);
const uint pixel_total=w*h;
AutoDeleteArray<uint8> y=new uint8[pixel_total];
AutoDeleteArray<uint8> u=new uint8[pixel_total];
AutoDeleteArray<uint8> v=new uint8[pixel_total];
RGB2YUV(y,u,v,(uint8 *)color.GetRGB(IL_UNSIGNED_BYTE),pixel_total);
SaveRGBAFile( argv[1],
w,h,1.0,
(uint8 *)normal.GetRGB(IL_UNSIGNED_BYTE),
y,
OS_TEXT("YN"));
SaveRGBAFile( argv[1],
w,h,0.5,
u,v,
(uint8 *)metallic.GetLum(IL_UNSIGNED_BYTE),
(uint8 *)roughness.GetLum(IL_UNSIGNED_BYTE),
OS_TEXT("UVMR"));
}
else
if(stricmp(argv[2],"4RGB")==0)
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{
update ComboTexture
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ILImage rgb[4];
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uint w,h;
update ComboTexture
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if(!rgb[0].LoadFile(argv[3]))return 1;
if(!rgb[1].LoadFile(argv[4]))return 1;
if(!rgb[2].LoadFile(argv[5]))return 1;
if(!rgb[3].LoadFile(argv[6]))return 1;
rgb[0].ToRGB();
rgb[1].ToRGB();
rgb[2].ToRGB();
rgb[3].ToRGB();
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update ComboTexture
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w=rgb[0].width();
h=rgb[0].height();
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update ComboTexture
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rgb[1].Resize(w,h);
rgb[2].Resize(w,h);
rgb[3].Resize(w,h);
const uint pixel_total=w*h;
AutoDeleteArray<uint8> y[4],u[4],v[4];
for(uint i=0;i<4;i++)
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{
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y[i]=new uint8[pixel_total];
u[i]=new uint8[pixel_total];
v[i]=new uint8[pixel_total];
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update ComboTexture
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RGB2YUV(y[i],u[i],v[i],(uint8 *)rgb[i].GetRGB(IL_UNSIGNED_BYTE),pixel_total);
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}
update ComboTexture
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SaveRGBAFile( argv[1],
w,h,1.0,
y[0],y[1],y[2],y[3],
OS_TEXT("Y4"));
SaveRGBAFile( argv[2],
w,h,0.5,
u[0],u[1],u[2],u[3],
OS_TEXT("U4"));
SaveRGBAFile( argv[2],
w,h,0.5,
v[0],v[1],v[2],v[3],
OS_TEXT("V4"));
}
else
if(stricmp(argv[2],"2CN")==0)
{
ILImage color[2],normal[2];
uint w,h;
if(!color[0].LoadFile(argv[3]))return(1);
if(!normal[0].LoadFile(argv[4]))return(1);
if(!color[1].LoadFile(argv[5]))return(1);
if(!normal[1].LoadFile(argv[6]))return(1);
color[0].ToRGB();
normal[0].ToRGB();
color[1].ToRGB();
normal[1].ToRGB();
w=color[0].width();
h=color[0].height();
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update ComboTexture
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color[1].Resize(w,h);
normal[0].Resize(w,h);
normal[1].Resize(w,h);
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const uint pixel_total=w*h;
update ComboTexture
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AutoDeleteArray<uint8> y[2],u[2],v[2];
for(uint i=0;i<2;i++)
{
y[i]=new uint8[pixel_total];
u[i]=new uint8[pixel_total];
v[i]=new uint8[pixel_total];
RGB2YUV(y[i],u[i],v[i],(uint8 *)color[i].GetRGB(IL_UNSIGNED_BYTE),pixel_total);
}
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update ComboTexture
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SaveRGBAFile( argv[1],
w,h,1.0,
(uint8 *)normal[0].GetRGB(IL_UNSIGNED_BYTE),
y[0],
OS_TEXT("YN1"));
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update ComboTexture
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SaveRGBAFile( argv[1],
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w,h,1.0,
update ComboTexture
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(uint8 *)normal[1].GetRGB(IL_UNSIGNED_BYTE),
y[1],
OS_TEXT("YN2"));
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SaveRGBAFile( argv[1],
w,h,0.5,
update ComboTexture
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u[0],v[0],
u[1],v[1],
OS_TEXT("2UV"));
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}
ilShutDown();
return 0;
}
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