117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
#include "ImportObjExample.h"
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#include <vector>
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#include "../OpenGLWindow/GLInstancingRenderer.h"
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#include"Wavefront/tiny_obj_loader.h"
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#include "../OpenGLWindow/GLInstanceGraphicsShape.h"
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#include "btBulletDynamicsCommon.h"
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#include "../OpenGLWindow/SimpleOpenGL3App.h"
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#include "Wavefront2GLInstanceGraphicsShape.h"
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#include "../../Utils/b3ResourcePath.h"
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#include "Bullet3Common/b3FileUtils.h"
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#include "stb_image/stb_image.h"
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#include "../CommonInterfaces/CommonRigidBodyBase.h"
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#include "../ImportMeshUtility/b3ImportMeshUtility.h"
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class ImportObjSetup : public CommonRigidBodyBase
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{
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std::string m_fileName;
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public:
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ImportObjSetup(struct GUIHelperInterface* helper, const char* fileName);
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virtual ~ImportObjSetup();
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virtual void initPhysics();
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virtual void resetCamera()
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{
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float dist = 18;
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float pitch = 120;
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float yaw = 46;
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float targetPos[3]={-2,-2,-2};
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m_guiHelper->resetCamera(dist,pitch,yaw,targetPos[0],targetPos[1],targetPos[2]);
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}
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};
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ImportObjSetup::ImportObjSetup(struct GUIHelperInterface* helper, const char* fileName)
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:CommonRigidBodyBase(helper)
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{
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if (fileName)
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{
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m_fileName = fileName;
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} else
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{
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m_fileName = "cube.obj";//"sponza_closed.obj";//sphere8.obj";
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}
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}
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ImportObjSetup::~ImportObjSetup()
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{
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}
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int loadAndRegisterMeshFromFile2(const std::string& fileName, CommonRenderInterface* renderer)
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{
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int shapeId = -1;
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b3ImportMeshData meshData;
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if (b3ImportMeshUtility::loadAndRegisterMeshFromFileInternal(fileName, meshData))
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{
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int textureIndex = -1;
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if (meshData.m_textureImage)
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{
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textureIndex = renderer->registerTexture(meshData.m_textureImage,meshData.m_textureWidth,meshData.m_textureHeight);
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}
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shapeId = renderer->registerShape(&meshData.m_gfxShape->m_vertices->at(0).xyzw[0],
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meshData.m_gfxShape->m_numvertices,
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&meshData.m_gfxShape->m_indices->at(0),
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meshData.m_gfxShape->m_numIndices,
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B3_GL_TRIANGLES,
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textureIndex);
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delete meshData.m_gfxShape;
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delete meshData.m_textureImage;
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}
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return shapeId;
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}
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void ImportObjSetup::initPhysics()
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{
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m_guiHelper->setUpAxis(2);
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this->createEmptyDynamicsWorld();
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m_guiHelper->createPhysicsDebugDrawer(m_dynamicsWorld);
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m_dynamicsWorld->getDebugDrawer()->setDebugMode(btIDebugDraw::DBG_DrawWireframe);
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btTransform trans;
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trans.setIdentity();
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trans.setRotation(btQuaternion(btVector3(1,0,0),SIMD_HALF_PI));
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btVector3 position = trans.getOrigin();
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btQuaternion orn = trans.getRotation();
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btVector3 scaling(1,1,1);
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btVector3 color(1,1,1);
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int shapeId = loadAndRegisterMeshFromFile2(m_fileName, m_guiHelper->getRenderInterface());
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if (shapeId>=0)
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{
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//int id =
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m_guiHelper->getRenderInterface()->registerGraphicsInstance(shapeId,position,orn,color,scaling);
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}
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}
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CommonExampleInterface* ImportObjCreateFunc(struct CommonExampleOptions& options)
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{
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return new ImportObjSetup(options.m_guiHelper, options.m_fileName);
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}
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