void fill_t::draw(point_t p,float width,float height){
if(getFillMode()==1){
solid_fill(p,width,height);
}
else{
checkerboard_fill(p,width,height);
}
}
void RenderingSystemOgl::setRasterizationTechnique(
RasterizationTechnique::Pointer technique )
{
storm_assert( technique );
if( _rasterizationTechnique == technique ) return;
auto nativeTechnique = std::static_pointer_cast< RasterizationTechniqueOgl >( technique );
GLenum cullMode = nativeTechnique->getCullMode();
GLenum fillMode = nativeTechnique->getFillMode();
const bool cullingEnabled = (cullMode != GL_NONE);
setBooleanGlState( GL_CULL_FACE, cullingEnabled );
if( cullingEnabled ) {
::glFrontFace( GL_CW );
checkResult( "::glFrontFace" );
::glCullFace( cullMode );
checkResult( "::glCullFace" );
}
::glPolygonMode( GL_FRONT_AND_BACK, fillMode );
checkResult( "::glPolygonMode" );
const auto &description = nativeTechnique->getDescription();
setBooleanGlState( GL_SCISSOR_TEST, description.rectangleClippingEnabled );
setBooleanGlState( GL_DEPTH_CLAMP, !description.depthClippingEnabled );
::glPolygonOffset(
static_cast<GLfloat>(description.slopeScaleDepthBias),
static_cast<GLfloat>(description.depthBias) );
checkResult( "::glPolygonOffset" );
_rasterizationTechnique = technique;
return;
}
