void Viewport::clear(u32 buffers/* = FBT_COLOUR | FBT_DEPTH*/, const Color& color/* = Color::Black*/, f32 depth/* = 1.f*/, u16 stencil/* = 0*/) {
RenderSystem* rs = Root::get().getRenderSystem();
if (rs) {
Viewport* currentvp = rs->getViewport();
if (currentvp && currentvp == this) {
rs->clearFrameBuffer(buffers, color, depth, stencil);
} else if (currentvp) {
rs->setViewport(this);
rs->clearFrameBuffer(buffers, color, depth, stencil);
rs->setViewport(currentvp);
}
}
}
//---------------------------------------------------------------------
void Viewport::clear(unsigned int buffers, const ColourValue& col,
Real depth, unsigned short stencil)
{
RenderSystem* rs = Root::getSingleton().getRenderSystem();
if (rs)
{
Viewport* currentvp = rs->_getViewport();
if (currentvp && currentvp == this)
rs->clearFrameBuffer(buffers, col, depth, stencil);
else if (currentvp)
{
rs->_setViewport(this);
rs->clearFrameBuffer(buffers, col, depth, stencil);
rs->_setViewport(currentvp);
}
}
}
void Viewport::clear(uint32_t buffers /* = FBT_COLOUR | FBT_DEPTH */, const ColourValue& colour /* = ColourValue::Black */, float depth /* = 1.0f */, uint16_t stencil /* = 0 */)
{
RenderSystem* rs = Engine::getSingleton().getRenderSystem();
if (rs)
{
Viewport* currentvp = rs->getViewport();
if (currentvp && currentvp == this)
{
rs->clearFrameBuffer(buffers, colour, depth, stencil);
}
else
{
rs->setViewport(this);
rs->clearFrameBuffer(buffers, colour, depth, stencil);
rs->setViewport(currentvp);
}
}
}
void renderQueueStarted(uint8 queueGroupId, const Ogre::String& invocation,
bool& skipThisInvocation)
{
using namespace Ogre;
if (queueGroupId == RENDER_QUEUE_6)
{
RenderSystem* rs = Root::getSingleton().getRenderSystem();
rs->clearFrameBuffer(FBT_STENCIL);
rs->setStencilCheckEnabled(true);
rs->setStencilBufferParams(
CMPF_ALWAYS_PASS,
0xFFFFFFFF, 0xFFFFFFFF,
SOP_KEEP,
SOP_INCREMENT,
SOP_REPLACE,
false);
}
}