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This commit is contained in:
Daveo 2000-11-27 23:07:07 +00:00
parent e2bc92802a
commit d2dd4ffd27
20 changed files with 330 additions and 152 deletions
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32
Utils/MapEdit/TexCache.cpp
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@ -107,13 +107,39 @@ void CTexCache::FreeBMP(sRGBData &RGBData)
/**************************************************************************************/
void CTexCache::LoadTex(sTex &ThisTex,sRGBData *TexData)
{
ThisTex.Width=TexData->Width;
ThisTex.Height=TexData->Height;
std::vector<u8> Buffer;
int Width=TexData->Width;
int Height=TexData->Height;
int Size=Width*Height;
// create RGB & alpha texture
Buffer.resize(Size*4);
u8 *RgbPtr=TexData->RGB;
for (int i=0;i<Size;i++)
{
u8 R=*RgbPtr++;
u8 G=*RgbPtr++;
u8 B=*RgbPtr++;
u8 A=255;
if ((R==BlankRGB.rgbRed && G==BlankRGB.rgbGreen && B==BlankRGB.rgbBlue)) // Create alpha for transparent pixels (flagged with PINK!!)
{
A=0;
}
Buffer[(i*4)+0]=R;
Buffer[(i*4)+1]=G;
Buffer[(i*4)+2]=B;
Buffer[(i*4)+3]=A;
}
ThisTex.Width=Width;
ThisTex.Height=Height;
glGenTextures(1, &ThisTex.TexID);
glBindTexture(GL_TEXTURE_2D, ThisTex.TexID);
glTexImage2D(GL_TEXTURE_2D, 0, 3, TexData->Width, TexData->Height, 0, GL_RGB, GL_UNSIGNED_BYTE, TexData->RGB);
glTexImage2D(GL_TEXTURE_2D, 0, 4, Width, Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, &Buffer[0]);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
glBindTexture(GL_TEXTURE_2D, 0);