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54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
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#ifndef hsGMatStateInline_inc
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#define hsGMatStateInline_inc
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#include "hsGMatState.h"
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#include "hsStream.h"
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void hsGMatState::Read(hsStream* s)
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{
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fBlendFlags = s->ReadSwap32();
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fClampFlags = s->ReadSwap32();
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fShadeFlags = s->ReadSwap32();
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fZFlags = s->ReadSwap32();
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fMiscFlags = s->ReadSwap32();
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}
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void hsGMatState::Write(hsStream* s)
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{
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s->WriteSwap32(fBlendFlags);
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s->WriteSwap32(fClampFlags);
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s->WriteSwap32(fShadeFlags);
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s->WriteSwap32(fZFlags);
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s->WriteSwap32(fMiscFlags);
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}
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void hsGMatState::Clear(const hsGMatState& state)
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{
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fBlendFlags &= ~state.fBlendFlags;
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fClampFlags &= ~state.fClampFlags;
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fShadeFlags &= ~state.fShadeFlags;
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fZFlags &= ~state.fZFlags;
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fMiscFlags &= ~state.fMiscFlags;
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}
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void hsGMatState::Composite(const hsGMatState& want, const hsGMatState& on, const hsGMatState& off)
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{
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fBlendFlags = want.fBlendFlags & ~off.fBlendFlags;
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if( !(fBlendFlags & (kBlendMask & ~(kBlendAlpha|kBlendAntiAlias))) )
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fBlendFlags |= on.fBlendFlags;
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fClampFlags = (want.fClampFlags | on.fClampFlags) & ~off.fClampFlags;
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fShadeFlags = (want.fShadeFlags | on.fShadeFlags) & ~off.fShadeFlags;
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#if 0 // This restriction is only valid for glide - handle in glideDevice
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if( fBlendFlags & (kBlendAntiAlias | kBlendAlpha) )
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fShadeFlags &= ~(kShadeSpecularAlpha | kShadeSpecularHighlight);
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#endif // This restriction is only valid for glide - handle in glideDevice
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fZFlags = (want.fZFlags | on.fZFlags) & ~off.fZFlags;
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fMiscFlags = (want.fMiscFlags | on.fMiscFlags) & ~off.fMiscFlags;
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}
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#endif // hsGMatStateInline_inc
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