mirror of
https://github.com/minetest/irrlicht.git
synced 2024-11-16 15:30:25 +01:00
80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
|
#include "testUtils.h"
|
||
|
|
|
||
|
|
using namespace irr;
|
||
|
|
|
||
|
|
static bool polygonOffset(video::E_DRIVER_TYPE type)
|
||
|
|
{
|
||
|
|
IrrlichtDevice* device = createDevice(type, core::dimension2d<u32>(160, 120));
|
||
|
|
|
||
|
|
if (device == 0)
|
||
|
|
return true;
|
||
|
|
|
||
|
|
video::IVideoDriver* driver = device->getVideoDriver();
|
||
|
|
if (!driver->queryFeature(video::EVDF_POLYGON_OFFSET))
|
||
|
|
{
|
||
|
|
device->closeDevice();
|
||
|
|
device->run();
|
||
|
|
device->drop();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
stabilizeScreenBackground(driver);
|
||
|
|
|
||
|
|
scene::ISceneManager* smgr = device->getSceneManager();
|
||
|
|
|
||
|
|
// create first plane
|
||
|
|
scene::ISceneNode* plane = smgr->addMeshSceneNode(smgr->addHillPlaneMesh(
|
||
|
|
"plane", core::dimension2df(10,10), core::dimension2du(2,2)), 0, -1,
|
||
|
|
core::vector3df(0,0,20), core::vector3df(270,0,0));
|
||
|
|
|
||
|
|
if (plane)
|
||
|
|
{
|
||
|
|
plane->setMaterialTexture(0, driver->getTexture("../media/t351sml.jpg"));
|
||
|
|
plane->setMaterialFlag(video::EMF_LIGHTING, false);
|
||
|
|
plane->setMaterialFlag(video::EMF_BACK_FACE_CULLING, true);
|
||
|
|
}
|
||
|
|
|
||
|
|
// create second plane exactly on top of the first one
|
||
|
|
scene::ISceneNode* plane2 = smgr->addMeshSceneNode(smgr->addHillPlaneMesh(
|
||
|
|
"plane2", core::dimension2df(5,5), core::dimension2du(2,2)), 0, -1,
|
||
|
|
core::vector3df(0,0,20), core::vector3df(270,0,0));
|
||
|
|
plane2->setMaterialFlag(video::EMF_BACK_FACE_CULLING, false);
|
||
|
|
|
||
|
|
smgr->addCameraSceneNode();
|
||
|
|
|
||
|
|
// test back plane to back
|
||
|
|
plane->getMaterial(0).PolygonOffsetSlopeScale = 1.f;
|
||
|
|
plane->getMaterial(0).PolygonOffsetDepthBias = 1.f;
|
||
|
|
if ( type == video::EDT_DIRECT3D9 )
|
||
|
|
plane->getMaterial(0).PolygonOffsetDepthBias *= 2.f*4.8e-7f;
|
||
|
|
|
||
|
|
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,113,113,133));
|
||
|
|
smgr->drawAll();
|
||
|
|
driver->endScene();
|
||
|
|
bool result = takeScreenshotAndCompareAgainstReference(driver, "-polygonBack.png");
|
||
|
|
|
||
|
|
//reset back plane
|
||
|
|
plane->getMaterial(0).PolygonOffsetDepthBias=0;
|
||
|
|
// test front plane to front
|
||
|
|
plane2->getMaterial(0).PolygonOffsetSlopeScale=-1.f;
|
||
|
|
plane2->getMaterial(0).PolygonOffsetDepthBias=-1.f;
|
||
|
|
if ( type == video::EDT_DIRECT3D9 )
|
||
|
|
plane2->getMaterial(0).PolygonOffsetDepthBias *= 2.f*4.8e-7f;
|
||
|
|
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,113,113,133));
|
||
|
|
smgr->drawAll();
|
||
|
|
driver->endScene();
|
||
|
|
result &= takeScreenshotAndCompareAgainstReference(driver, "-polygonFront.png");
|
||
|
|
|
||
|
|
device->closeDevice();
|
||
|
|
device->run();
|
||
|
|
device->drop();
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool material()
|
||
|
|
{
|
||
|
|
bool result = true;
|
||
|
|
TestWithAllDrivers(polygonOffset);
|
||
|
|
return result;
|
||
|
|
}
|