TorqueGameEngines/Torque3D
1
0
Fork 0
mirror of https://github.com/TorqueGameEngines/Torque3D.git synced 2026-03-01 03:23:52 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

OpenGL: Mipmaps for GFXGLCubemap.

Browse source
This commit is contained in:
LuisAntonRebollo 2014-12-26 20:58:22 +01:00
parent ca04726ad6
commit 9150c7f5ab
3 changed files with 45 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

13
Engine/source/gfx/gl/gfxGLTextureObject.cpp
View file

@ -243,12 +243,19 @@ void GFXGLTextureObject::bind(U32 textureUnit)
mSampler = ssd;
}
U8* GFXGLTextureObject::getTextureData()
U8* GFXGLTextureObject::getTextureData( U32 mip )
{
U8* data = new U8[mTextureSize.x * mTextureSize.y * mBytesPerTexel];
AssertFatal( mMipLevels, "");
mip = (mip < mMipLevels) ? mip : 0;
const U32 dataSize = isCompressedFormat(mFormat)
? getCompressedSurfaceSize( mFormat, mTextureSize.x, mTextureSize.y, mip )
: (mTextureSize.x >> mip) * (mTextureSize.y >> mip) * mBytesPerTexel;
U8* data = new U8[dataSize];
PRESERVE_TEXTURE(mBinding);
glBindTexture(mBinding, mHandle);
glGetTexImage(mBinding, 0, GFXGLTextureFormat[mFormat], GFXGLTextureType[mFormat], data);
glGetTexImage(mBinding, mip, GFXGLTextureFormat[mFormat], GFXGLTextureType[mFormat], data);
return data;
}