139 lines
4.5 KiB
C++
139 lines
4.5 KiB
C++
// Copyright (C) 2008-2012 Christian Stehno, Colin MacDonald
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// No rights reserved: this software is in the public domain.
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#include "testUtils.h"
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using namespace irr;
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//! Tests rendering MRTs
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static bool testWithDriver(video::E_DRIVER_TYPE driverType)
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{
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IrrlichtDevice *device = createDevice (driverType, core::dimension2d < u32 > (220, 80));
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if (!device)
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return true; // No error if device does not exist
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video::IVideoDriver* driver = device->getVideoDriver();
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// We need at least GLSL 1.10 or HLSL 1.1
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// if (driver->getDriverAttributes().getAttributeAsInt("ShaderLanguageVersion")<=100)
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// return true;
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stabilizeScreenBackground(driver);
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logTestString("Testing driver %ls\n", driver->getName());
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// write white to first render-texture, green to second, blue to third
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const char* const psHLSL =
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"struct PS_INPUT\n"\
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"{\n"\
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" float4 Position : POSITION0;\n"\
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"};\n"\
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"struct PS_OUTPUT\n"\
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"{\n "\
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" float4 Color : COLOR0;\n"\
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" float4 Normal : COLOR1;\n"\
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" float4 Depth : COLOR2;\n"\
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"};\n"\
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"PS_OUTPUT pixelMain( PS_INPUT Input )\n"\
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"{\n"\
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" PS_OUTPUT Output;\n"\
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" Output.Color = float4(1.0,1.0,1.0,1.0);\n"\
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" Output.Normal = float4(0.0,1.0,0.0,1.0);\n"\
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" Output.Depth = float4(0.0,0.0,1.0,1.0);\n"\
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" return Output;\n"\
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"}";
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const char* const psGLSL =
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"void main(void)\n"\
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"{\n"\
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" gl_FragData[0] = vec4(1.0,1.0,1.0,1.0);\n"\
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" gl_FragData[1] = vec4(0.0,1.0,0.0,1.0);\n"\
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" gl_FragData[2] = vec4(0.0,0.0,1.0,1.0);\n"\
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"}";
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// variable
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video::IRenderTarget* renderTarget = 0;
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core::array<video::ITexture*> renderTargetTex;
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video::ITexture* renderTargetDepth = 0;
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const core::dimension2du texsize(64,64);
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bool result=true;
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s32 newMaterialType = -1;
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if (device->getVideoDriver()->getDriverAttributes().getAttributeAsInt("MaxMultipleRenderTargets") > 2)
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{
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renderTargetTex.set_used(3);
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renderTargetTex[0] = driver->addRenderTargetTexture(texsize, "rta", video::ECF_A8R8G8B8);
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renderTargetTex[1] = driver->addRenderTargetTexture(texsize, "rtb", video::ECF_A8R8G8B8);
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renderTargetTex[2] = driver->addRenderTargetTexture(texsize, "rtc", video::ECF_A8R8G8B8);
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renderTargetDepth = driver->addRenderTargetTexture(texsize, "rtd", video::ECF_D16);
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renderTarget = driver->addRenderTarget();
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renderTarget->setTexture(renderTargetTex, renderTargetDepth);
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video::IGPUProgrammingServices* gpu = driver->getGPUProgrammingServices();
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if (gpu)
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{
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newMaterialType = gpu->addHighLevelShaderMaterial(
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0, "vertexMain", video::EVST_VS_1_1,
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driverType==video::EDT_DIRECT3D9?psHLSL:psGLSL, "pixelMain", video::EPST_PS_1_1);
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}
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}
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// shader creation succeeded
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if (newMaterialType!=-1)
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{
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scene::ISceneNode* node = device->getSceneManager()->addCubeSceneNode();
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node->setMaterialType((video::E_MATERIAL_TYPE)newMaterialType);
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device->getSceneManager()->addCameraSceneNode(0, core::vector3df(0,0,-10));
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driver->beginScene(video::ECBF_COLOR, video::SColor(255, 0, 0, 0));
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// render
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driver->setRenderTargetEx(renderTarget, video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,0,0,0));
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device->getSceneManager()->drawAll();
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driver->setRenderTargetEx(0, 0, video::SColor(255, 0, 0, 0));
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// draw debug rt
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driver->draw2DImage(renderTargetTex[0], core::position2d<s32>(0,0));
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driver->draw2DImage(renderTargetTex[1], core::position2d<s32>(64,0));
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driver->draw2DImage(renderTargetTex[2], core::position2d<s32>(128,0));
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driver->endScene();
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result = takeScreenshotAndCompareAgainstReference(driver, "-mrt.png");
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driver->beginScene(video::ECBF_COLOR, video::SColor(255, 0, 0, 0));
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// render
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device->getSceneManager()->getActiveCamera()->setPosition(core::vector3df(0,0,-15));
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driver->setRenderTargetEx(renderTarget, video::ECBF_COLOR | video::ECBF_DEPTH, video::SColor(255,0,0,0));
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device->getSceneManager()->drawAll();
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driver->setRenderTargetEx(0, 0, video::SColor(255,0,0,0));
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// draw debug rt
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driver->draw2DImage(renderTargetTex[0], core::position2d<s32>(0,0));
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driver->draw2DImage(renderTargetTex[1], core::position2d<s32>(64,0));
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driver->draw2DImage(renderTargetTex[2], core::position2d<s32>(128,0));
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driver->endScene();
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result &= takeScreenshotAndCompareAgainstReference(driver, "-mrt2.png");
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}
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device->closeDevice();
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device->run();
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device->drop();
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return result;
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}
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bool mrt(void)
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{
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bool result = true;
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TestWithAllHWDrivers(testWithDriver);
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return result;
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}
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