//----------------------------------------------------------------//
void MOAIGfxDeviceStateCache::SetScissorRect ( ZLRect rect ) {
rect.Bless ();
this->mViewRect.Clip ( rect );
ZLRect& current = this->mScissorRect;
if ( ( current.mXMin != rect.mXMin ) ||
( current.mYMin != rect.mYMin ) ||
( current.mXMax != rect.mXMax ) ||
( current.mYMax != rect.mYMax )) {
this->OnGfxStateWillChange ();
ZLRect deviceRect = this->mCurrentFrameBuffer->WndRectToDevice ( rect );
s32 x = ( s32 )deviceRect.mXMin;
s32 y = ( s32 )deviceRect.mYMin;
u32 w = ( u32 )( deviceRect.Width () + 0.5f );
u32 h = ( u32 )( deviceRect.Height () + 0.5f );
w = h == 0 ? 0 : w;
h = w == 0 ? 0 : h;
zglScissor ( x, y, w, h );
this->mScissorRect = rect;
zglEnable ( ZGL_PIPELINE_SCISSOR );
}
}
//----------------------------------------------------------------//
void MOAIGfxDeviceStateCache::SetDepthFunc ( int depthFunc ) {
if ( this->mDepthFunc != depthFunc ) {
this->OnGfxStateWillChange ();
this->mDepthFunc = depthFunc;
if ( depthFunc ) {
zglEnable ( ZGL_PIPELINE_DEPTH );
zglDepthFunc ( this->mDepthFunc );
}
else {
zglDisable ( ZGL_PIPELINE_DEPTH );
}
}
}
//----------------------------------------------------------------//
void MOAIGfxDeviceStateCache::SetCullFunc ( int cullFunc ) {
if ( this->mCullFunc != cullFunc ) {
this->OnGfxStateWillChange ();
this->mCullFunc = cullFunc;
if ( cullFunc ) {
zglEnable ( ZGL_PIPELINE_CULL );
zglCullFace ( this->mCullFunc );
}
else {
zglDisable ( ZGL_PIPELINE_CULL );
}
}
}
//----------------------------------------------------------------//
void MOAIGfxDeviceStateCache::SetBlendMode ( const MOAIBlendMode& blendMode ) {
if ( !this->mBlendEnabled ) {
this->OnGfxStateWillChange ();
zglEnable ( ZGL_PIPELINE_BLEND );
this->mBlendMode = blendMode;
zglBlendMode ( this->mBlendMode.mEquation );
zglBlendFunc ( this->mBlendMode.mSourceFactor, this->mBlendMode.mDestFactor );
this->mBlendEnabled = true;
}
else if ( !this->mBlendMode.IsSame ( blendMode )) {
this->OnGfxStateWillChange ();
this->mBlendMode = blendMode;
zglBlendMode ( this->mBlendMode.mEquation );
zglBlendFunc ( this->mBlendMode.mSourceFactor, this->mBlendMode.mDestFactor );
}
}
//----------------------------------------------------------------//
void MOAIBlendMode::Bind () {
zglEnable ( ZGL_PIPELINE_BLEND );
zglBlendMode ( this->mEquation );
zglBlendFunc ( this->mSourceFactor, this->mDestFactor );
}
