tests/draw2DImage.cpp

   1 #include "testUtils.h"\r
   2 \r
   3 using namespace irr;\r
   4 \r
   5 namespace\r
   6 {\r
   7 \r
   8 bool testWithRenderTarget(video::E_DRIVER_TYPE driverType)\r
   9 {\r
  10         // create device\r
  11 \r
  12         IrrlichtDevice *device = createDevice(driverType, core::dimension2d<u32>(160,120));\r
  13 \r
  14         if (device == 0)\r
  15                 return true; // could not create selected driver.\r
  16 \r
  17         video::IVideoDriver* driver = device->getVideoDriver();\r
  18 \r
  19         if (!driver->queryFeature(video::EVDF_RENDER_TO_TARGET))\r
  20         {\r
  21                 device->closeDevice();\r
  22                 device->run();\r
  23                 device->drop();\r
  24                 return true;\r
  25         }\r
  26 \r
  27         stabilizeScreenBackground(driver);\r
  28 \r
  29         logTestString("Testing driver %ls\n", driver->getName());\r
  30 \r
  31         video::ITexture* renderTargetTex = driver->addRenderTargetTexture(core::dimension2d<u32>(64, 64), "BASEMAP");\r
  32         video::ITexture* renderTargetDepth = driver->addRenderTargetTexture(core::dimension2d<u32>(64, 64), "rtd", video::ECF_D16);\r
  33 \r
  34         video::IRenderTarget* renderTarget = driver->addRenderTarget();\r
  35         renderTarget->setTexture(renderTargetTex, renderTargetDepth);\r
  36 \r
  37         video::ITexture* tex=driver->getTexture("../media/water.jpg");\r
  38 \r
  39         driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,255,0,255));//Backbuffer background is pink\r
  40 \r
  41         //draw the 256x256 water image on the rendertarget:\r
  42 \r
  43 \r
  44         driver->setRenderTargetEx(renderTarget,video::ECBF_COLOR|video::ECBF_DEPTH,video::SColor(255,0,0,255));//Rendertarget background is blue\r
  45         driver->draw2DImage(tex, core::position2d<s32>(0,0), core::recti(0,0,32,32));\r
  46         driver->setRenderTargetEx(0, 0);\r
  47 \r
  48         //draw the rendertarget on screen:\r
  49         //this should normally draw a 64x64 image containing a 32x32 image in the top left corner\r
  50         driver->draw2DImage(renderTargetTex, core::position2d<s32>(0,0));\r
  51         driver->endScene();\r
  52 \r
  53         bool result = takeScreenshotAndCompareAgainstReference(driver, "-draw2DImageRTT.png");\r
  54 \r
  55         device->closeDevice();\r
  56         device->run();\r
  57         device->drop();\r
  58 \r
  59         return result;\r
  60 }\r
  61 \r
  62 // Test various special destination rectangles\r
  63 bool testRectangles(video::E_DRIVER_TYPE driverType)\r
  64 {\r
  65         // create device\r
  66         IrrlichtDevice *device = createDevice(driverType, core::dimension2d<u32>(160,120));\r
  67 \r
  68         if (device == 0)\r
  69                 return true; // could not create selected driver.\r
  70 \r
  71         video::IVideoDriver* driver = device->getVideoDriver();\r
  72 \r
  73         stabilizeScreenBackground(driver);\r
  74 \r
  75         logTestString("Testing driver %ls\n", driver->getName());\r
  76 \r
  77         video::ITexture *tex=driver->getTexture("../media/fireball.bmp");\r
  78 \r
  79         driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,255,0,255));//Backbuffer background is pink\r
  80 \r
  81         // draw normal, will be overdrwan in error case\r
  82         driver->draw2DImage(tex, core::recti(68,32,132,96), core::recti(0,0,64,64));\r
  83         //draw the image larger\r
  84         driver->draw2DImage(tex, core::recti(0,0,64,64), core::recti(0,0,32,32));\r
  85         //draw the image flipped horizontally\r
  86         driver->draw2DImage(tex, core::recti(132,0,68,64), core::recti(0,0,64,64));\r
  87         //draw the image smaller\r
  88         driver->draw2DImage(tex, core::recti(0,64,32,96), core::recti(0,0,64,64));\r
  89         //draw the image much smaller\r
  90         driver->draw2DImage(tex, core::recti(36,64,44,72), core::recti(0,0,64,64));\r
  91         //draw the image flipped horizontally\r
  92         driver->draw2DImage(tex, core::recti(68,64,132,0), core::recti(0,0,64,64));\r
  93         driver->endScene();\r
  94 \r
  95         bool result = takeScreenshotAndCompareAgainstReference(driver, "-draw2DImageRect.png");\r
  96 \r
  97         device->closeDevice();\r
  98         device->run();\r
  99         device->drop();\r
 100 \r
 101         return result;\r
 102 }\r
 103 \r
 104 // draws a complex (interlaced, paletted, alpha) png image\r
 105 bool testWithPNG(video::E_DRIVER_TYPE driverType)\r
 106 {\r
 107         // create device\r
 108 \r
 109         IrrlichtDevice *device = createDevice(driverType, core::dimension2d<u32>(160,120));\r
 110 \r
 111         if (device == 0)\r
 112                 return true; // could not create selected driver.\r
 113 \r
 114         video::IVideoDriver* driver = device->getVideoDriver();\r
 115 \r
 116         stabilizeScreenBackground(driver);\r
 117 \r
 118         logTestString("Testing driver %ls\n", driver->getName());\r
 119 \r
 120         video::ITexture *tex=driver->getTexture("media/RedbrushAlpha-0.25.png");\r
 121 \r
 122         driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,40,40,255));//Backbuffer background is blue\r
 123         driver->draw2DImage(tex, core::recti(0,0,160,120), core::recti(0,0,256,256), 0, 0, true);\r
 124         driver->endScene();\r
 125 \r
 126         bool result = takeScreenshotAndCompareAgainstReference(driver, "-draw2DImagePNG.png", 98.f);\r
 127 \r
 128         device->closeDevice();\r
 129         device->run();\r
 130         device->drop();\r
 131 \r
 132         return result;\r
 133 }\r
 134 \r
 135 // draws an image and checks if the written example equals the original image\r
 136 bool testExactPlacement(video::E_DRIVER_TYPE driverType)\r
 137 {\r
 138         // create device\r
 139 \r
 140         IrrlichtDevice *device = createDevice(driverType, core::dimension2d<u32>(160,120), 32);\r
 141 \r
 142         if (device == 0)\r
 143                 return true; // could not create selected driver.\r
 144 \r
 145         video::IVideoDriver* driver = device->getVideoDriver();\r
 146 \r
 147         if (driver->getColorFormat() != video::ECF_A8R8G8B8 || !driver->queryFeature(video::EVDF_RENDER_TO_TARGET))\r
 148         {\r
 149                 device->closeDevice();\r
 150                 device->run();\r
 151                 device->drop();\r
 152                 return true;\r
 153         }\r
 154 \r
 155         stabilizeScreenBackground(driver);\r
 156 \r
 157         logTestString("Testing driver %ls\n", driver->getName());\r
 158 \r
 159         video::ITexture* renderTargetTex = driver->addRenderTargetTexture(core::dimension2d<u32>(32, 32), "rt1");\r
 160         video::ITexture* renderTargetDepth = driver->addRenderTargetTexture(core::dimension2d<u32>(32, 32), "rtd", video::ECF_D16);\r
 161 \r
 162         video::IRenderTarget* renderTarget = driver->addRenderTarget();\r
 163         renderTarget->setTexture(renderTargetTex, renderTargetDepth);\r
 164 \r
 165         video::ITexture* tex=driver->getTexture("../media/fireball.bmp");\r
 166 \r
 167         driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,40,40,255));//Backbuffer background is blue\r
 168         driver->setRenderTargetEx(renderTarget, 0, video::ECBF_COLOR | video::ECBF_DEPTH);\r
 169         driver->draw2DImage(tex, core::recti(0,0,32,32), core::recti(0,0,64,64));\r
 170         driver->setRenderTargetEx(0, 0, 0);\r
 171         driver->endScene();\r
 172 \r
 173         video::IImage* img = driver->createImage(renderTargetTex, core::vector2di(), renderTargetTex->getSize());\r
 174         driver->writeImageToFile(img, "results/fireball.png");\r
 175         img->drop();\r
 176         bool result = fuzzyCompareImages(driver, "media/fireball.png", "results/fireball.png")>98.25f;\r
 177 \r
 178         device->closeDevice();\r
 179         device->run();\r
 180         device->drop();\r
 181 \r
 182         return result;\r
 183 }\r
 184 \r
 185 }\r
 186 \r
 187 bool draw2DImage()\r
 188 {\r
 189         bool result = true;\r
 190         TestWithAllDrivers(testWithRenderTarget);\r
 191         TestWithAllHWDrivers(testWithPNG);\r
 192         // TODO D3D driver moves image 1 pixel top-left in case of down scaling\r
 193         TestWithAllDrivers(testExactPlacement);\r
 194         TestWithAllDrivers(testRectangles);\r
 195         return result;\r
 196 }\r