106 lines
3.7 KiB
C++
106 lines
3.7 KiB
C++
// Copyright (C) 2008-2011 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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logTestString("Testing driver %ls\n", driver->getName());
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const char* const ps1="struct PS_INPUT\n {\n float4 Position : POSITION0;\n };\n\n struct PS_OUTPUT\n {\n float4 Color : COLOR0;\n float4 Normal : COLOR1;\n float4 Depth : COLOR2;\n };\n PS_OUTPUT pixelMain( PS_INPUT Input )\n {\n PS_OUTPUT Output;\n Output.Color = float4(1.0,1.0,1.0,1.0);\n Output.Normal = float4(0.0,1.0,0.0,1.0);\n Output.Depth = float4(0.0,0.0,1.0,1.0);\n return Output;\n }";
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const char* const ps2="void main(void)\n {\n gl_FragData[0] = vec4(1.0,1.0,1.0,1.0);\n gl_FragData[1] = vec4(0.0,1.0,0.0,1.0);\n gl_FragData[2] = vec4(0.0,0.0,1.0,1.0);\n }";
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// variable
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video::ITexture* gbuffer[3];
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core::array<video::IRenderTarget> gbufferlist;
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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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// allocate buffer
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gbuffer[0] = driver->addRenderTargetTexture(texsize, "rta", video::ECF_A8R8G8B8);
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gbuffer[1] = driver->addRenderTargetTexture(texsize, "rtb", video::ECF_A8R8G8B8);
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gbuffer[2] = driver->addRenderTargetTexture(texsize, "rtc", video::ECF_A8R8G8B8);
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for( u32 i = 0; i < 3; ++i )
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gbufferlist.push_back( video::IRenderTarget(gbuffer[i]) );
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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?ps1:ps2, "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 (true, true, video::SColor (255, 200, 200, 200));
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// render
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driver->setRenderTarget( gbufferlist );
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device->getSceneManager()->drawAll();
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driver->setRenderTarget(0);
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// draw debug rt
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driver->draw2DImage(gbuffer[0], core::position2d<s32>(0,0));
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driver->draw2DImage(gbuffer[1], core::position2d<s32>(64,0));
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driver->draw2DImage(gbuffer[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 (true, true, video::SColor (255, 200, 200, 200));
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// render
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device->getSceneManager()->getActiveCamera()->setPosition(core::vector3df(0,0,-15));
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driver->setRenderTarget( gbufferlist );
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device->getSceneManager()->drawAll();
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driver->setRenderTarget(0);
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// draw debug rt
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driver->draw2DImage(gbuffer[0], core::position2d<s32>(0,0));
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driver->draw2DImage(gbuffer[1], core::position2d<s32>(64,0));
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driver->draw2DImage(gbuffer[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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