irrlicht/tests/renderTargetTexture.cpp
cutealien 8310a3fbad Avoid warning and make local variable lower-case.
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
2019-12-12 16:32:41 +00:00

605 lines
20 KiB
C++

// Copyright (C) 2008-2012 Christian Stehno, Colin MacDonald
// No rights reserved: this software is in the public domain.
#include "testUtils.h"
using namespace irr;
//! Tests rendering RTTs with draw2DImage
/** This test is very special in its setup, problematic situation was found by stefbuet. */
static bool testWith2DImage(video::E_DRIVER_TYPE driverType)
{
IrrlichtDevice *device = createDevice(driverType, core::dimension2d<u32> (256, 128));
if (!device)
return true; // No error if device does not exist
video::IVideoDriver *driver = device->getVideoDriver ();
scene::ISceneManager *smgr = device->getSceneManager ();
if (!driver->queryFeature(video::EVDF_RENDER_TO_TARGET))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
video::ITexture *image = driver->getTexture ("../media/irrlichtlogo2.png");
video::ITexture *RTT_texture = driver->addRenderTargetTexture (core::dimension2d < u32 > (256, 128));
smgr->addCameraSceneNode (0, core::vector3df (100, 100, 100),
core::vector3df (0, 0, 0));
/*to reproduce the bug :
-draw the image : it's normal
-apply an RTT texture to a model
-remove the model
-draw the image again : it's flipped
*/
video::SColor colors[4]={0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff};
//draw the image :
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor (255, 200, 200, 200));
driver->draw2DImage (image,
core::rect < s32 >
(64 - image->getSize ().Width / 2,
64 - image->getSize ().Height / 2,
64 + image->getSize ().Width / 2,
64 + image->getSize ().Height / 2),
core::rect < s32 > (0, 0, image->getSize ().Width,
image->getSize ().Height), 0, colors,
true);
driver->endScene ();
//then create a model and apply to it the RTT Texture
//rendering the model is important, if not rendered 1 time, bug won't appear.
//after the render, we remove the node : important, if not done, bug won't appear too.
scene::IMesh *modelMesh = smgr->getMesh ("../media/earth.x");
scene::ISceneNode *modelNode = smgr->addMeshSceneNode(modelMesh);
modelNode->setMaterialTexture (0, RTT_texture);
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor (255, 200, 200, 200));
smgr->drawAll();
driver->endScene();
modelNode->remove();
//then we render the image normaly
//it's now fliped...
for (u32 i=0; i<10; ++i)
{
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor (255, 200, 200, 200));
//draw img
driver->draw2DImage (image,
core::rect < s32 >
(64 - image->getSize ().Width / 2,
64 - image->getSize ().Height / 2,
64 + image->getSize ().Width / 2,
64 + image->getSize ().Height / 2),
core::rect < s32 > (0, 0, image->getSize ().Width,
image->getSize ().Height), 0,
colors, true);
//call this is important :
//if not called, the bug won't appear
smgr->drawAll();
driver->endScene();
}
bool result = takeScreenshotAndCompareAgainstReference(driver, "-rttWith2DImage.png", 99.9f);
device->closeDevice();
device->run();
device->drop();
return result;
}
bool rttAndZBuffer(video::E_DRIVER_TYPE driverType)
{
SIrrlichtCreationParameters cp;
cp.WindowSize.set(160,120);
cp.Bits = 32;
cp.AntiAlias = 4;
cp.DriverType = driverType;
IrrlichtDevice* nullDevice = createDevice(video::EDT_NULL);
cp.WindowSize = nullDevice->getVideoModeList()->getDesktopResolution();
nullDevice->closeDevice();
nullDevice->run();
nullDevice->drop();
cp.WindowSize -= core::dimension2d<u32>(100, 100);
IrrlichtDevice* device = createDeviceEx(cp);
if (!device)
return true;
video::IVideoDriver* vd = device->getVideoDriver();
scene::ISceneManager* sm = device->getSceneManager();
if (!vd->queryFeature(video::EVDF_RENDER_TO_TARGET))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
stabilizeScreenBackground(vd);
logTestString("Testing driver %ls\n", vd->getName());
video::ITexture* renderTargetTex = vd->addRenderTargetTexture(cp.WindowSize, "rt", video::ECF_A32B32G32R32F);
video::ITexture* renderTargetDepth = vd->addRenderTargetTexture(cp.WindowSize, "rtd", video::ECF_D16);
video::IRenderTarget* renderTarget = vd->addRenderTarget();
renderTarget->setTexture(renderTargetTex, renderTargetDepth);
video::S3DVertex vertices[4];
vertices[0].Pos.Z = vertices[1].Pos.Z = vertices[2].Pos.Z = vertices[3].Pos.Z = 1.0f;
vertices[0].Pos.Y = vertices[1].Pos.Y = 1.0f;
vertices[2].Pos.Y = vertices[3].Pos.Y = -1.0f;
vertices[0].Pos.X = vertices[3].Pos.X = -1.0f;
vertices[1].Pos.X = vertices[2].Pos.X = 1.0f;
vertices[0].TCoords.Y = vertices[1].TCoords.Y = 0.0f;
vertices[2].TCoords.Y = vertices[3].TCoords.Y = 1.0f;
vertices[0].TCoords.X = vertices[3].TCoords.X = 1.0f;
vertices[1].TCoords.X = vertices[2].TCoords.X = 0.0f;
u16 indices[6] = {0, 1, 3, 1, 2, 3};
video::SMaterial rtMat;
rtMat.BackfaceCulling = false;
rtMat.Lighting = false;
rtMat.TextureLayer[0].TextureWrapU =
rtMat.TextureLayer[0].TextureWrapV = video::ETC_CLAMP_TO_EDGE;
sm->addLightSceneNode(NULL, core::vector3df(0, 50, 0),
video::SColorf(1, 1, 1), 100);
sm->addCameraSceneNode(NULL, core::vector3df(0, 10, 0));
const scene::IGeometryCreator* geom = sm->getGeometryCreator();
scene::IMeshManipulator* manip = sm->getMeshManipulator();
scene::IMesh* mesh;
scene::ISceneNode* node;
mesh = geom->createCubeMesh(core::vector3df(10, 10, 10));
manip->setVertexColors(mesh, video::SColor(255, 0, 0, 255));
node = sm->addMeshSceneNode(mesh, NULL, -1, core::vector3df(0, 0, 30));
node->getMaterial(0).EmissiveColor = video::SColor(255, 0, 0, 30);
mesh->drop();
mesh = geom->createSphereMesh(5.0f, 32, 32);
node = sm->addMeshSceneNode(mesh, NULL, -1, core::vector3df(0, 0, 50));
node->getMaterial(0).EmissiveColor = video::SColor(255, 30, 30, 30);
mesh->drop();
mesh = geom->createConeMesh(5.0f, 10.0f, 32, video::SColor(255, 255, 0, 0), video::SColor(255, 255, 0, 0));
node = sm->addMeshSceneNode(mesh, NULL, -1, core::vector3df(0, 0, 70));
node->getMaterial(0).EmissiveColor = video::SColor(255, 30, 0, 0);
mesh->drop();
{
vd->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255, 0, 0, 0));
vd->setRenderTargetEx(renderTarget, video::ECBF_COLOR | video::ECBF_DEPTH);
sm->drawAll();
vd->setRenderTargetEx(0, 0, 0);
vd->setTransform(video::ETS_WORLD, core::IdentityMatrix);
vd->setTransform(video::ETS_VIEW, core::IdentityMatrix);
vd->setTransform(video::ETS_PROJECTION, core::IdentityMatrix);
rtMat.setTexture(0, renderTargetTex);
vd->setMaterial(rtMat);
vd->drawIndexedTriangleList(vertices, 4, indices, 2);
vd->endScene();
}
bool result = takeScreenshotAndCompareAgainstReference(vd, "-rttAndZBuffer.png");
device->closeDevice();
device->run();
device->drop();
return result;
}
// result should be two times the same blind text on the left side, and
// the fireball image (with a very small text inside) in the middle of the screen
// drivers that don't support image scaling will show a pink background instead
bool rttAndText(video::E_DRIVER_TYPE driverType)
{
IrrlichtDevice* device = createDevice(driverType, core::dimension2d<u32>(160, 120));
if (!device)
return true;
video::IVideoDriver* driver = device->getVideoDriver();
gui::IGUIEnvironment* guienv = device->getGUIEnvironment();
if (!driver->queryFeature(video::EVDF_RENDER_TO_TARGET))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
logTestString("Testing driver %ls\n", driver->getName());
//RTT
video::ITexture* renderTargetTex = driver->addRenderTargetTexture(core::dimension2d<u32>(256, 256), "rt");
video::ITexture* renderTargetDepth = driver->addRenderTargetTexture(core::dimension2d<u32>(256, 256), "rtd", video::ECF_D16);
video::IRenderTarget* renderTarget = driver->addRenderTarget();
renderTarget->setTexture(renderTargetTex, renderTargetDepth);
stabilizeScreenBackground(driver);
driver->beginScene(0, video::SColor(255,255, 255, 255));
driver->setRenderTargetEx(renderTarget, video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,255,0,255));
driver->draw2DImage(driver->getTexture("../media/fireball.bmp"), core::recti(0, 0, renderTargetTex->getSize().Width, renderTargetTex->getSize().Height), core::recti(0, 0, 64, 64));
guienv->getBuiltInFont()->draw(L"OMGGG =!", core::rect<s32>(120, 100, 256, 256), video::SColor(255, 0, 0, 255));
driver->setRenderTargetEx(0, 0, 0);
driver->endScene();
scene::ISceneManager* smgr = device->getSceneManager();
scene::ISceneNode* cube = smgr->addCubeSceneNode(20);
cube->setMaterialFlag(video::EMF_LIGHTING, false);
cube->setMaterialTexture(0, renderTargetTex); // set material of cube to render target
smgr->addCameraSceneNode(0, core::vector3df(0, 0, -30));
// create a long text to produce much difference in failing result pictures
gui::IGUIStaticText* text = guienv->addStaticText(L"asdddddddoamgmoasmgom\nfoaomsodommogdd\nddddddddd", core::rect<s32>(10, 20, 100, 160));
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,255, 255, 255));
cube->setVisible(false);
smgr->drawAll();
guienv->drawAll();
cube->setVisible(true);
smgr->drawAll();
video::SMaterial mat(cube->getMaterial(0));
driver->setMaterial(mat);
text->setRelativePosition(core::position2di(10,30));
guienv->drawAll();
driver->endScene();
bool result = takeScreenshotAndCompareAgainstReference(driver, "-rttAndText.png");
device->closeDevice();
device->run();
device->drop();
return result;
}
static void Render(IrrlichtDevice* device, video::IRenderTarget* rt, core::vector3df& pos1,
core::vector3df& pos2, scene::IAnimatedMesh* sphereMesh, core::vector3df& pos3, core::vector3df& pos4)
{
video::IVideoDriver* driver = device->getVideoDriver();
driver->setRenderTargetEx(rt, video::ECBF_COLOR | video::ECBF_DEPTH);
device->getSceneManager()->drawAll();
video::SMaterial mat;
mat.ColorMaterial=video::ECM_NONE;
mat.AmbientColor.set(255, 80, 80, 80);
mat.DiffuseColor.set(255, 120, 30, 210);
mat.SpecularColor.set(255,80,80,80);
mat.Shininess = 8.f;
core::matrix4 m;
m.setTranslation(pos1);
driver->setTransform(video::ETS_WORLD, m);
driver->setMaterial(mat);
driver->drawMeshBuffer(sphereMesh->getMeshBuffer(0));
m.setTranslation(pos2);
mat.Shininess=0.f;
driver->setTransform(video::ETS_WORLD, m);
driver->setMaterial(mat);
driver->drawMeshBuffer(sphereMesh->getMeshBuffer(0));
m.setTranslation(pos3);
mat.Shininess=8.f;
driver->setTransform(video::ETS_WORLD, m);
driver->setMaterial(mat);
driver->drawMeshBuffer(sphereMesh->getMeshBuffer(0));
m.setTranslation(pos4);
mat.Shininess=0.f;
driver->setTransform(video::ETS_WORLD, m);
driver->setMaterial(mat);
driver->drawMeshBuffer(sphereMesh->getMeshBuffer(0));
}
bool rttAndAntiAliasing(video::E_DRIVER_TYPE driverType)
{
SIrrlichtCreationParameters cp;
cp.DriverType = driverType;
cp.WindowSize = core::dimension2di(160, 120);
cp.AntiAlias = 2;
cp.Vsync = true;
IrrlichtDevice* device = createDeviceEx(cp);
if (!device)
return true;
video::IVideoDriver* driver = device->getVideoDriver();
if ((driver->getDriverAttributes().getAttributeAsInt("AntiAlias")<2) ||
(!driver->queryFeature(video::EVDF_RENDER_TO_TARGET)))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
// sphere mesh
scene::IAnimatedMesh* sphereMesh = device->getSceneManager()->addSphereMesh("atom", 1, 32, 32);
// cam
scene::ICameraSceneNode* cam = device->getSceneManager()->addCameraSceneNode(NULL, core::vector3df(0, 1, -5), core::vector3df(0, 0, 0));
cam->setNearValue(0.01f);
cam->setFarValue(100.f);
cam->updateAbsolutePosition();
device->getSceneManager()->setActiveCamera(cam);
device->getSceneManager()->addLightSceneNode(0, core::vector3df(10,10,10));
device->getSceneManager()->setAmbientLight(video::SColorf(0.3f,0.3f,0.3f));
float radius = 3.f;
core::vector3df pos1(-radius,0,0);
core::vector3df pos2(radius,0,0);
core::vector3df pos3(0,0,radius);
core::vector3df pos4(0,0,-radius);
core::matrix4 m;
gui::IGUIStaticText* st = device->getGUIEnvironment()->addStaticText(L"", core::recti(0,0,200,20), false, false);
st->setOverrideColor(video::SColor(255,255,255,0));
core::dimension2du dim_txt = core::dimension2du(160/2, 120/2);
video::ITexture* renderTargetTex1 = driver->addRenderTargetTexture(dim_txt, "rt1", device->getColorFormat());
video::ITexture* renderTargetTex2 = driver->addRenderTargetTexture(dim_txt, "rt2", device->getColorFormat());
video::ITexture* renderTargetTex3 = driver->addRenderTargetTexture(dim_txt, "rt3", video::ECF_A8R8G8B8);
video::ITexture* renderTargetTex4 = driver->addRenderTargetTexture(dim_txt, "rt4", device->getColorFormat());
video::ITexture* renderTargetDepth = driver->addRenderTargetTexture(dim_txt, "rtd", video::ECF_D16);
video::IRenderTarget* renderTarget1 = driver->addRenderTarget();
renderTarget1->setTexture(renderTargetTex1, renderTargetDepth);
video::IRenderTarget* renderTarget2 = driver->addRenderTarget();
renderTarget2->setTexture(renderTargetTex2, renderTargetDepth);
video::IRenderTarget* renderTarget3 = driver->addRenderTarget();
renderTarget3->setTexture(renderTargetTex3, renderTargetDepth);
video::IRenderTarget* renderTarget4 = driver->addRenderTarget();
renderTarget4->setTexture(renderTargetTex4, renderTargetDepth);
device->getSceneManager()->setActiveCamera(cam);
device->getVideoDriver()->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,0,0,0));
#if 1
st->setText(L"Texture Rendering");
Render(device, renderTarget1, pos1, pos2, sphereMesh, pos3, pos4);
Render(device, renderTarget2, pos1, pos2, sphereMesh, pos3, pos4);
Render(device, renderTarget3, pos1, pos2, sphereMesh, pos3, pos4);
Render(device, renderTarget4, pos1, pos2, sphereMesh, pos3, pos4);
device->getVideoDriver()->setRenderTargetEx(0, video::ECBF_COLOR | video::ECBF_DEPTH);
device->getVideoDriver()->draw2DImage(renderTargetTex1, core::position2di(0, 0));
device->getVideoDriver()->draw2DImage(renderTargetTex2, core::position2di(80, 0));
device->getVideoDriver()->draw2DImage(renderTargetTex3, core::position2di(0, 60));
device->getVideoDriver()->draw2DImage(renderTargetTex4, core::position2di(80, 60));
#else
ITexture* rt0 = NULL;
Render(device, rt0, pos1, pos2, sphereMesh, pos3, pos4);
#endif
st->draw();
device->getVideoDriver()->endScene();
bool result = takeScreenshotAndCompareAgainstReference(driver, "-rttAndAntiAlias.png", 98.25f);
device->closeDevice();
device->run();
device->drop();
return result;
}
bool rttFormats(video::E_DRIVER_TYPE driverType)
{
SIrrlichtCreationParameters cp;
cp.DriverType = driverType;
cp.WindowSize = core::dimension2di(160, 120);
IrrlichtDevice* device = createDeviceEx(cp);
if (!device)
return true;
video::IVideoDriver* driver = device->getVideoDriver();
logTestString("Testing driver %ls\n", driver->getName());
video::ITexture* tex = 0;
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_A1R5G5B5);
if (tex)
{
if (tex->getColorFormat() != video::ECF_A1R5G5B5)
logTestString("Format changed: ECF_A1R5G5B5 to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_A1R5G5B5\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_A1R5G5B5\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_R5G6B5);
if (tex)
{
if (tex->getColorFormat() != video::ECF_R5G6B5)
logTestString("Format changed: ECF_R5G6B5 to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_R5G6B5\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_R5G6B5\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_R8G8B8);
if (tex)
{
if (tex->getColorFormat() != video::ECF_R8G8B8)
logTestString("Format changed: ECF_R8G8B8 to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_R8G8B8\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_R8G8B8\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_A8R8G8B8);
if (tex)
{
if (tex->getColorFormat() != video::ECF_A8R8G8B8)
logTestString("Format changed: ECF_A8R8G8B8 to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_A8R8G8B8\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_A8R8G8B8\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_R16F);
if (tex)
{
if (tex->getColorFormat() != video::ECF_R16F)
logTestString("Format changed: ECF_R16F to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_R16F\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_R16F\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_G16R16F);
if (tex)
{
if (tex->getColorFormat() != video::ECF_G16R16F)
logTestString("Format changed: ECF_G16R16F to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_G16R16F\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_G16R16F\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_A16B16G16R16F);
if (tex)
{
if (tex->getColorFormat() != video::ECF_A16B16G16R16F)
logTestString("Format changed: ECF_A16B16G16R16F to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_A16B16G16R16F\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_A16B16G16R16F\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_R32F);
if (tex)
{
if (tex->getColorFormat() != video::ECF_R32F)
logTestString("Format changed: ECF_R32F to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_R32F\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_R32F\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_G32R32F);
if (tex)
{
if (tex->getColorFormat() != video::ECF_G32R32F)
logTestString("Format changed: ECF_G32R32F to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_G32R32F\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_G32R32F\n");
}
{
tex = device->getVideoDriver()->addRenderTargetTexture(core::dimension2du(256,256), "rt", video::ECF_A32B32G32R32F);
if (tex)
{
if (tex->getColorFormat() != video::ECF_A32B32G32R32F)
logTestString("Format changed: ECF_A32B32G32R32F to %x\n", tex->getColorFormat());
else
logTestString("Format supported: ECF_A32B32G32R32F\n");
driver->removeTexture(tex);
tex=0;
}
else
logTestString("Format unsupported: ECF_A32B32G32R32F\n");
}
device->closeDevice();
device->run();
device->drop();
return true;
}
bool renderTargetTexture(void)
{
bool result = true;
TestWithAllDrivers(testWith2DImage);
#if 0
TestWithAllDrivers(rttAndZBuffer);
#endif
TestWithAllDrivers(rttAndAntiAliasing);
TestWithAllDrivers(rttAndText);
logTestString("Test RTT format support\n");
TestWithAllHWDrivers(rttFormats);
return result;
}