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irrlicht/tests/textureFeatures.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

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// Copyright (C) 2008-2012 Christian Stehno, Colin MacDonald
// No rights reserved: this software is in the public domain.
#include "testUtils.h"
using namespace irr;
using namespace core;
namespace
{
//! check miplevels by visual test
bool renderMipLevels(video::E_DRIVER_TYPE driverType)
{
IrrlichtDevice *device = createDevice( driverType, dimension2d<u32>(160, 120), 32);
if (!device)
return true; // Treat a failure to create a driver as benign; this saves a lot of #ifdefs
video::IVideoDriver* driver = device->getVideoDriver();
scene::ISceneManager * smgr = device->getSceneManager();
if (!driver->queryFeature(video::EVDF_MIP_MAP))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
// Can't pass manual data with hardware mip maps (at least on d3d, not sure about older GL)
driver->setTextureCreationFlag(video::ETCF_AUTO_GENERATE_MIP_MAPS, false);
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
scene::ISceneNode* n = smgr->addCubeSceneNode();
scene::ISceneNode* n2 = smgr->addCubeSceneNode(10, 0, -1, vector3df(20,0,30), vector3df(0,45,0));
// we use a main texture with blue on top and red below
// and mipmap with pink on top and cyan below
if (n && n2)
{
// create the texture and miplevels with distinct colors
u32 texData[16*16];
for (u32 i=0; i<16*16; ++i)
texData[i]=(i<8*16?0xff0000ff:0xffff0000);
video::IImage* image = driver->createImageFromData(video::ECF_A8R8G8B8, dimension2du(16,16), texData, false);
u32 mipdata[8*16];
u32 index=0;
for (u32 j=8; j>0; j/=2)
{
for (u32 i=0; i<j; ++i)
{
u32 val=(i<j/2?0xffff00ff:0xff00ffff);
for (u32 k=0; k<j; ++k)
mipdata[index++]=val;
}
}
image->setMipMapsData(mipdata, false, true);
video::ITexture* tex = driver->addTexture("miptest", image);
if (!tex)
// is probably an error in the mipdata handling
return false;
else
{
n->setMaterialFlag(video::EMF_LIGHTING, false);
n->setMaterialTexture(0, tex);
n2->setMaterialFlag(video::EMF_LIGHTING, false);
n2->setMaterialTexture(0, tex);
}
image->drop();
}
(void)smgr->addCameraSceneNode(0, vector3df(10,0,-30));
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,100,101,140));
smgr->drawAll();
driver->endScene();
bool result = takeScreenshotAndCompareAgainstReference(driver, "-renderMipmap.png", 99.5);
if (!result)
logTestString("mipmap render failed.\n", driver->getName());
else
logTestString("Passed\n");
device->closeDevice();
device->run();
device->drop();
return result;
}
//! Tests locking miplevels
bool lockAllMipLevels(video::E_DRIVER_TYPE driverType)
{
IrrlichtDevice *device = createDevice( driverType, dimension2d<u32>(160, 120), 32);
if (!device)
return true; // Treat a failure to create a driver as benign; this saves a lot of #ifdefs
video::IVideoDriver* driver = device->getVideoDriver();
scene::ISceneManager * smgr = device->getSceneManager();
if (!driver->queryFeature(video::EVDF_MIP_MAP))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
// Can't lock surfaces for hardware mip-maps
driver->setTextureCreationFlag(video::ETCF_AUTO_GENERATE_MIP_MAPS, false);
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
scene::ISceneNode* n = smgr->addCubeSceneNode();
if (n)
{
// create the texture and miplevels with distinct colors
u32 texData[16*16];
for (u32 i=0; i<16*16; ++i)
texData[i]=0xff0000ff-i;
video::IImage* image = driver->createImageFromData(video::ECF_A8R8G8B8, core::dimension2du(16,16), texData, false);
u32 mipdata[8*16];
u32 index=0;
for (u32 j=8; j>0; j/=2)
{
u32 val=(j==8?0x00ff00ff:(j==4?0x0000ffff:(j==2?0xc2c200ff:0x001212ff)));
for (u32 i=0; i<j; ++i)
{
for (u32 k=0; k<j; ++k)
mipdata[index++]=val-i;
}
}
video::ITexture* tex = driver->addTexture("miptest", image, mipdata);
if (!tex)
// is probably an error in the mipdata handling
return false;
else
n->setMaterialTexture(0, tex);
image->drop();
}
smgr->addCameraSceneNode();
driver->beginScene(true, true, video::SColor(255,100,101,140));
smgr->drawAll();
driver->endScene();
video::ITexture* tex = driver->findTexture("miptest");
video::SColor* bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 0);
bool result = bits && (bits[0].color==0xff0000ff);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 1);
result &= bits && (bits[0].color==0x00ff00ff);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 2);
result &= bits && (bits[0].color==0x0000ffff);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 3);
result &= bits && (bits[0].color==0xc2c200ff);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 4);
result &= bits && (bits[0].color==0x001212ff);
tex->unlock();
if (!result)
logTestString("mipmap lock after init with driver %ls failed.\n", driver->getName());
// test with updating a lower level, and reading upper and lower
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 3);
if ( bits )
{
bits[0]=0xff00ff00;
bits[1]=0xff00ff00;
}
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 4);
result &= bits && (bits[0].color==0x001212ff);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 3);
result &= bits && ((bits[0].color==0xff00ff00)&&(bits[2].color==0xc2c200fe));
tex->unlock();
if (!result)
logTestString("mipmap lock after mipmap write with driver %ls failed.\n", driver->getName());
// now test locking level 0
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 0);
if ( bits )
{
bits[0]=0xff00ff00;
bits[1]=0xff00ff00;
}
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 4);
result &= bits && (bits[0].color==0x001212ff);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 0);
result &= bits && ((bits[0].color==0xff00ff00)&&(bits[2].color==0xff0000fd));
tex->unlock();
if (!result)
logTestString("mipmap lock at level 0 after mipmap write with driver %ls failed.\n", driver->getName());
else
logTestString("Passed\n");
device->closeDevice();
device->run();
device->drop();
return result;
}
//! Tests locking miplevels after texture was created with auto mipmap update
bool lockWithAutoMipmap(video::E_DRIVER_TYPE driverType)
{
IrrlichtDevice *device = createDevice( driverType, dimension2d<u32>(160, 120), 32);
if (!device)
return true; // Treat a failure to create a driver as benign; this saves a lot of #ifdefs
video::IVideoDriver* driver = device->getVideoDriver();
scene::ISceneManager * smgr = device->getSceneManager();
if (!driver->queryFeature(video::EVDF_MIP_MAP))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
// Can't lock surfaces for hardware mip-maps (sadly... so also can't test if it works like this)
driver->setTextureCreationFlag(video::ETCF_AUTO_GENERATE_MIP_MAPS, false);
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
scene::ISceneNode* n = smgr->addCubeSceneNode();
if (n)
{
// create the texture
u32 texData[16*16];
for (u32 i=0; i<16*16; ++i)
texData[i]=0xff0000ff-i;
video::IImage* image = driver->createImageFromData(video::ECF_A8R8G8B8, core::dimension2du(16,16), texData, false);
video::ITexture* tex = driver->addTexture("miptest", image);
if (!tex)
return false;
else
n->setMaterialTexture(0, tex);
image->drop();
}
(void)smgr->addCameraSceneNode();
driver->beginScene(true, true, video::SColor(255,100,101,140));
smgr->drawAll();
driver->endScene();
video::ITexture* tex = driver->findTexture("miptest");
video::SColor* bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 0);
bool result = bits && (bits[0].color==0xff0000ff);
tex->unlock();
if (!result)
logTestString("mipmap lock after init with driver %ls failed.\n", driver->getName());
// test with updating a lower level, and reading upper and lower
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 3);
if ( bits )
{
bits[0]=0xff00ff00;
bits[1]=0xff00ff00;
}
tex->unlock();
// lock another texture just to invalidate caches in the driver
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 4);
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 3);
result &= bits && ((bits[0].color==0xff00ff00)&&(bits[2].color!=0xff00ff00));
tex->unlock();
if (!result)
logTestString("mipmap lock after mipmap write with driver %ls failed.\n", driver->getName());
// now test locking level 0
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 0);
if ( bits )
{
bits[0]=0x00ff00ff;
bits[1]=0x00ff00ff;
}
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 3);
result &= bits && ((bits[0].color==0xff00ff00)&&(bits[2].color!=0xff00ff00));
tex->unlock();
if (!result)
logTestString("mipmap lock at level 0 after mipmap write with driver %ls failed.\n", driver->getName());
else
logTestString("Passed\n");
device->closeDevice();
device->run();
device->drop();
return result;
}
//! Tests locking
bool lockCubemapTexture(video::E_DRIVER_TYPE driverType)
{
IrrlichtDevice *device = createDevice( driverType, dimension2d<u32>(160, 120), 32);
if (!device)
return true; // Treat a failure to create a driver as benign; this saves a lot of #ifdefs
video::IVideoDriver* driver = device->getVideoDriver();
scene::ISceneManager * smgr = device->getSceneManager();
if (!driver->queryFeature(video::EVDF_MIP_MAP))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
bool testCubemap = driver->queryFeature(video::EVDF_TEXTURE_CUBEMAP);
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
scene::ISceneNode* n = smgr->addCubeSceneNode();
scene::ISceneNode* n2 = smgr->addCubeSceneNode(10, 0, -1, vector3df(20, 0, 30), vector3df(0, 45, 0));
if (n && n2)
{
u32 texData[16*16];
for (u32 i=0; i<16*16; ++i)
texData[i]=0xff0000ff-i;
// texture 2d
video::IImage* image = driver->createImageFromData(video::ECF_A8R8G8B8, dimension2du(16,16), texData, false);
video::ITexture* tex = driver->addTexture("tex2d", image);
if (!tex)
return false;
else
n->setMaterialTexture(0, tex);
// cubemap
if (testCubemap)
{
video::ITexture* texCube = driver->addTextureCubemap("texcube", image, image, image, image, image, image);
if (!texCube)
testCubemap = false;
else
n2->setMaterialTexture(0, texCube);
}
image->drop();
}
smgr->addCameraSceneNode(0, vector3df(10, 0, -30));
driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,100,101,140));
smgr->drawAll();
driver->endScene();
video::ITexture* tex = driver->findTexture("tex2d");
video::SColor* bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE);
bits[0]=0xff00ff00;
bits[1]=0xff00ff00;
tex->unlock();
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 0);
bool result = ((bits[0].color==0xff00ff00)&&(bits[2].color==0xff0000fd));
tex->unlock();
if (!result)
logTestString("texture 2d lock with driver %ls failed.\n", driver->getName());
else
logTestString("Passed\n");
if (testCubemap)
{
tex = driver->findTexture("texcube");
for (u32 i = 0; i < 6; ++i)
{
bits = (video::SColor*)tex->lock(video::ETLM_READ_WRITE, 0, i);
if ( !bits)
{
result = false;
break;
}
bits[0] = 0xff00ff00;
bits[1] = 0xff00ff00;
tex->unlock();
}
for (u32 i = 0; i < 6; ++i)
{
bits = (video::SColor*)tex->lock(video::ETLM_READ_ONLY, 0, i);
if ( !bits)
{
result = false;
break;
}
result &= ((bits[0].color == 0xff00ff00) && (bits[2].color == 0xff0000fd));
tex->unlock();
}
if (!result)
logTestString("texture cubemap lock with driver %ls failed.\n", driver->getName());
else
logTestString("Passed\n");
}
device->closeDevice();
device->run();
device->drop();
return result;
}
}
bool textureFeatures(void)
{
bool result = true;
TestWithAllDrivers(renderMipLevels);
TestWithAllDrivers(lockAllMipLevels);
TestWithAllDrivers(lockWithAutoMipmap);
TestWithAllDrivers(lockCubemapTexture);
return result;
}
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