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fix anisotropic filter settings bug

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This commit is contained in:
cxgeorge 2002-10-02 01:40:17 +00:00
parent 0cb3570746
commit 25fbc0f86d
2 changed files with 44 additions and 36 deletions
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78
panda/src/dxgsg8/dxGraphicsStateGuardian8.cxx
View File

@ -797,7 +797,7 @@ dx_init(HCURSOR hMouseCursor) {
scrn.pD3DDevice->SetTextureStageState(0,D3DTSS_COLOROP,D3DTOP_DISABLE); // disables texturing
// Init more Texture State
_CurTexMagFilter=_CurTexMinFilter=Texture::FT_nearest;
_CurTexMagFilter=_CurTexMinFilter=D3DTEXF_NONE;
_CurTexWrapModeU=_CurTexWrapModeV=Texture::WM_clamp;
_CurTexAnisoDegree=1;
@ -3135,23 +3135,27 @@ apply_texture(TextureContext *tc) {
uint aniso_degree=tex->get_anisotropic_degree();
Texture::FilterType ft=tex->get_magfilter();
if (aniso_degree<=1) {
if (_CurTexMagFilter!=ft) {
if(_CurTexAnisoDegree != aniso_degree) {
scrn.pD3DDevice->SetTextureStageState(0,D3DTSS_MAXANISOTROPY,aniso_degree);
_CurTexAnisoDegree = aniso_degree;
}
_CurTexMagFilter = ft;
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MAGFILTER,(ft==Texture::FT_nearest)? D3DTEXF_POINT : D3DTEXF_LINEAR);
#ifdef _DEBUG
if((ft!=Texture::FT_linear)&&(ft!=Texture::FT_nearest)) {
dxgsg_cat.error() << "MipMap filter type setting for texture magfilter makes no sense, texture: " << tex->get_name() << "\n";
}
#endif
D3DTEXTUREFILTERTYPE newMagFilter;
if (aniso_degree<=1) {
newMagFilter=((ft!=Texture::FT_nearest) ? D3DTEXF_LINEAR : D3DTEXF_POINT);
#ifdef _DEBUG
if((ft!=Texture::FT_linear)&&(ft!=Texture::FT_nearest)) {
dxgsg_cat.error() << "MipMap filter type setting for texture magfilter makes no sense, texture: " << tex->get_name() << "\n";
}
#endif
} else {
if (aniso_degree!=_CurTexAnisoDegree) {
_CurTexAnisoDegree = aniso_degree;
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MAGFILTER, D3DTEXF_ANISOTROPIC );
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MAXANISOTROPY,aniso_degree);
}
newMagFilter=D3DTEXF_ANISOTROPIC;
}
if(_CurTexMagFilter!=newMagFilter) {
_CurTexMagFilter=newMagFilter;
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MAGFILTER, newMagFilter);
}
#ifdef _DEBUG
@ -3170,35 +3174,39 @@ apply_texture(TextureContext *tc) {
ft=tex->get_minfilter();
if ((ft!=_CurTexMinFilter)||(aniso_degree!=_CurTexAnisoDegree)) {
#ifdef _DEBUG
if(ft > Texture::FT_linear_mipmap_linear) {
if(ft > Texture::FT_linear_mipmap_linear) {
dxgsg_cat.error() << "Unknown tex filter type for tex: " << tex->get_name() << " filter: "<<(DWORD)ft<<"\n";
return;
}
}
#endif
D3DTEXTUREFILTERTYPE minfilter = PandaToD3DMinType[(DWORD)ft];
D3DTEXTUREFILTERTYPE mipfilter = PandaToD3DMipType[(DWORD)ft];
D3DTEXTUREFILTERTYPE newMipFilter = PandaToD3DMipType[(DWORD)ft];
#ifndef NDEBUG
extern char *PandaFilterNameStrs[];
if((!(dtc->_bHasMipMaps))&&(mipfilter!=D3DTEXF_NONE)) {
dxgsg_cat.error() << "Trying to set mipmap filtering for texture with no generated mipmaps!! texname[" << tex->get_name() << "], filter("<<PandaFilterNameStrs[ft]<<")\n";
mipfilter=D3DTEXF_NONE;
}
#endif
#ifndef NDEBUG
// sanity check
extern char *PandaFilterNameStrs[];
if((!(dtc->_bHasMipMaps))&&(mipfilter!=D3DTEXF_NONE)) {
dxgsg_cat.error() << "Trying to set mipmap filtering for texture with no generated mipmaps!! texname[" << tex->get_name() << "], filter("<<PandaFilterNameStrs[ft]<<")\n";
newMipFilter=D3DTEXF_NONE;
}
#endif
if (aniso_degree>1) {
minfilter=D3DTEXF_ANISOTROPIC;
}
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MINFILTER, minfilter);
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MIPFILTER, mipfilter);
D3DTEXTUREFILTERTYPE newMinFilter = PandaToD3DMinType[(DWORD)ft];
_CurTexMinFilter = ft;
_CurTexAnisoDegree = aniso_degree;
if(aniso_degree>=2) {
newMinFilter=D3DTEXF_ANISOTROPIC;
}
if(newMinFilter!=_CurTexMinFilter) {
_CurTexMinFilter = newMinFilter;
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MINFILTER, newMinFilter);
}
if(newMipFilter!=_CurTexMipFilter) {
_CurTexMipFilter = newMipFilter;
scrn.pD3DDevice->SetTextureStageState(0, D3DTSS_MIPFILTER, newMipFilter);
}
// bugbug: does this handle the case of untextured geometry?

2
panda/src/dxgsg8/dxGraphicsStateGuardian8.h
View File

@ -306,7 +306,7 @@ protected:
// Cur Texture State
TextureApplyAttrib::Mode _CurTexBlendMode;
Texture::FilterType _CurTexMagFilter,_CurTexMinFilter;
D3DTEXTUREFILTERTYPE _CurTexMagFilter,_CurTexMinFilter,_CurTexMipFilter;
DWORD _CurTexAnisoDegree;
Texture::WrapMode _CurTexWrapModeU,_CurTexWrapModeV;
LMatrix4f _current_projection_mat;