mirror of
https://github.com/bulletphysics/bullet3
synced 2024-12-13 21:30:09 +00:00
1516 lines
49 KiB
C++
1516 lines
49 KiB
C++
#include "OpenGLGuiHelper.h"
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#include "btBulletDynamicsCommon.h"
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#include "BulletCollision/CollisionShapes/btHeightfieldTerrainShape.h"
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#include "../CommonInterfaces/CommonGraphicsAppInterface.h"
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#include "../CommonInterfaces/CommonRenderInterface.h"
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#include "Bullet3Common/b3Scalar.h"
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#include "CollisionShape2TriangleMesh.h"
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#include "BulletSoftBody/btSoftBodyHelpers.h"
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#include "../OpenGLWindow/ShapeData.h"
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#include "../OpenGLWindow/SimpleCamera.h"
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#define BT_LINE_BATCH_SIZE 512
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struct MyDebugVec3
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{
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MyDebugVec3(const btVector3& org)
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: x(org.x()),
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y(org.y()),
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z(org.z())
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{
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}
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float x;
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float y;
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float z;
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};
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ATTRIBUTE_ALIGNED16(class)
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MyDebugDrawer : public btIDebugDraw
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{
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CommonGraphicsApp* m_glApp;
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int m_debugMode;
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btAlignedObjectArray<MyDebugVec3> m_linePoints;
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btAlignedObjectArray<unsigned int> m_lineIndices;
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btVector3 m_currentLineColor;
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DefaultColors m_ourColors;
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public:
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BT_DECLARE_ALIGNED_ALLOCATOR();
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MyDebugDrawer(CommonGraphicsApp * app)
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: m_glApp(app), m_debugMode(btIDebugDraw::DBG_DrawWireframe | btIDebugDraw::DBG_DrawAabb), m_currentLineColor(-1, -1, -1)
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{
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}
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virtual ~MyDebugDrawer()
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{
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}
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virtual DefaultColors getDefaultColors() const
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{
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return m_ourColors;
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}
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///the default implementation for setDefaultColors has no effect. A derived class can implement it and store the colors.
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virtual void setDefaultColors(const DefaultColors& colors)
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{
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m_ourColors = colors;
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}
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virtual void drawLine(const btVector3& from1, const btVector3& to1, const btVector3& color1)
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{
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//float from[4] = {from1[0],from1[1],from1[2],from1[3]};
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//float to[4] = {to1[0],to1[1],to1[2],to1[3]};
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//float color[4] = {color1[0],color1[1],color1[2],color1[3]};
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//m_glApp->m_instancingRenderer->drawLine(from,to,color);
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if (m_currentLineColor != color1 || m_linePoints.size() >= BT_LINE_BATCH_SIZE)
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{
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flushLines();
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m_currentLineColor = color1;
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}
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MyDebugVec3 from(from1);
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MyDebugVec3 to(to1);
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m_linePoints.push_back(from);
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m_linePoints.push_back(to);
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m_lineIndices.push_back(m_lineIndices.size());
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m_lineIndices.push_back(m_lineIndices.size());
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}
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virtual void drawContactPoint(const btVector3& PointOnB, const btVector3& normalOnB, btScalar distance, int lifeTime, const btVector3& color)
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{
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drawLine(PointOnB, PointOnB + normalOnB * distance, color);
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btVector3 ncolor(0, 0, 0);
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drawLine(PointOnB, PointOnB + normalOnB * 0.01, ncolor);
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}
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virtual void reportErrorWarning(const char* warningString)
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{
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}
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virtual void draw3dText(const btVector3& location, const char* textString)
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{
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}
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virtual void setDebugMode(int debugMode)
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{
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m_debugMode = debugMode;
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}
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virtual int getDebugMode() const
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{
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return m_debugMode;
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}
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virtual void flushLines()
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{
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int sz = m_linePoints.size();
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if (sz)
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{
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float debugColor[4];
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debugColor[0] = m_currentLineColor.x();
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debugColor[1] = m_currentLineColor.y();
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debugColor[2] = m_currentLineColor.z();
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debugColor[3] = 1.f;
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m_glApp->m_renderer->drawLines(&m_linePoints[0].x, debugColor,
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m_linePoints.size(), sizeof(MyDebugVec3),
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&m_lineIndices[0],
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m_lineIndices.size(),
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1);
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m_linePoints.clear();
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m_lineIndices.clear();
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}
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}
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};
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static btVector4 sColors[4] =
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{
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btVector4(60. / 256., 186. / 256., 84. / 256., 1),
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btVector4(244. / 256., 194. / 256., 13. / 256., 1),
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btVector4(219. / 256., 50. / 256., 54. / 256., 1),
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btVector4(72. / 256., 133. / 256., 237. / 256., 1),
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//btVector4(1,1,0,1),
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};
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struct MyHashShape
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{
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int m_shapeKey;
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int m_shapeType;
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btVector3 m_sphere0Pos;
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btVector3 m_sphere1Pos;
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btVector3 m_halfExtents;
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btScalar m_radius0;
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btScalar m_radius1;
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btTransform m_childTransform;
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int m_deformFunc;
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int m_upAxis;
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btScalar m_halfHeight;
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MyHashShape()
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: m_shapeKey(0),
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m_shapeType(0),
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m_sphere0Pos(btVector3(0, 0, 0)),
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m_sphere1Pos(btVector3(0, 0, 0)),
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m_halfExtents(btVector3(0, 0, 0)),
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m_radius0(0),
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m_radius1(0),
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m_deformFunc(0),
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m_upAxis(-1),
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m_halfHeight(0)
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{
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m_childTransform.setIdentity();
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}
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bool equals(const MyHashShape& other) const
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{
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bool sameShapeType = m_shapeType == other.m_shapeType;
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bool sameSphere0 = m_sphere0Pos == other.m_sphere0Pos;
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bool sameSphere1 = m_sphere1Pos == other.m_sphere1Pos;
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bool sameHalfExtents = m_halfExtents == other.m_halfExtents;
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bool sameRadius0 = m_radius0 == other.m_radius0;
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bool sameRadius1 = m_radius1 == other.m_radius1;
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bool sameTransform = m_childTransform == other.m_childTransform;
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bool sameUpAxis = m_upAxis == other.m_upAxis;
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bool sameHalfHeight = m_halfHeight == other.m_halfHeight;
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return sameShapeType && sameSphere0 && sameSphere1 && sameHalfExtents && sameRadius0 && sameRadius1 && sameTransform && sameUpAxis && sameHalfHeight;
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}
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//to our success
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SIMD_FORCE_INLINE unsigned int getHash() const
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{
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unsigned int key = m_shapeKey;
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// Thomas Wang's hash
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key += ~(key << 15);
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key ^= (key >> 10);
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key += (key << 3);
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key ^= (key >> 6);
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key += ~(key << 11);
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key ^= (key >> 16);
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return key;
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}
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};
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struct OpenGLGuiHelperInternalData
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{
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struct CommonGraphicsApp* m_glApp;
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class MyDebugDrawer* m_debugDraw;
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bool m_vrMode;
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int m_vrSkipShadowPass;
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btAlignedObjectArray<unsigned char> m_rgbaPixelBuffer1;
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btAlignedObjectArray<float> m_depthBuffer1;
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btAlignedObjectArray<int> m_segmentationMaskBuffer;
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btHashMap<MyHashShape, int> m_hashShapes;
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VisualizerFlagCallback m_visualizerFlagCallback;
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int m_checkedTexture;
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int m_checkedTextureGrey;
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OpenGLGuiHelperInternalData()
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: m_vrMode(false),
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m_vrSkipShadowPass(0),
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m_visualizerFlagCallback(0),
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m_checkedTexture(-1),
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m_checkedTextureGrey(-1)
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{
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}
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};
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void OpenGLGuiHelper::setVRMode(bool vrMode)
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{
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m_data->m_vrMode = vrMode;
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m_data->m_vrSkipShadowPass = 0;
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}
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OpenGLGuiHelper::OpenGLGuiHelper(CommonGraphicsApp* glApp, bool useOpenGL2)
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{
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m_data = new OpenGLGuiHelperInternalData;
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m_data->m_glApp = glApp;
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m_data->m_debugDraw = 0;
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}
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OpenGLGuiHelper::~OpenGLGuiHelper()
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{
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delete m_data->m_debugDraw;
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delete m_data;
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}
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struct CommonRenderInterface* OpenGLGuiHelper::getRenderInterface()
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{
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return m_data->m_glApp->m_renderer;
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}
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const struct CommonRenderInterface* OpenGLGuiHelper::getRenderInterface() const
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{
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return m_data->m_glApp->m_renderer;
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}
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void OpenGLGuiHelper::createRigidBodyGraphicsObject(btRigidBody* body, const btVector3& color)
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{
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createCollisionObjectGraphicsObject(body, color);
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}
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class MyTriangleCollector2 : public btTriangleCallback
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{
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public:
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btAlignedObjectArray<GLInstanceVertex>* m_pVerticesOut;
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btAlignedObjectArray<int>* m_pIndicesOut;
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btVector3 m_aabbMin, m_aabbMax;
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btScalar m_textureScaling;
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MyTriangleCollector2(const btVector3& aabbMin, const btVector3& aabbMax)
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:m_aabbMin(aabbMin), m_aabbMax(aabbMax), m_textureScaling(1)
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{
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m_pVerticesOut = 0;
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m_pIndicesOut = 0;
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}
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virtual void processTriangle(btVector3* tris, int partId, int triangleIndex)
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{
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for (int k = 0; k < 3; k++)
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{
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GLInstanceVertex v;
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v.xyzw[3] = 0;
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btVector3 normal = (tris[0] - tris[1]).cross(tris[0] - tris[2]);
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normal.safeNormalize();
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for (int l = 0; l < 3; l++)
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{
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v.xyzw[l] = tris[k][l];
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v.normal[l] = normal[l];
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}
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btVector3 extents = m_aabbMax - m_aabbMin;
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v.uv[0] = (1.-((v.xyzw[0] - m_aabbMin[0]) / (m_aabbMax[0] - m_aabbMin[0])))*m_textureScaling;
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v.uv[1] = (1.-(v.xyzw[1] - m_aabbMin[1]) / (m_aabbMax[1] - m_aabbMin[1]))*m_textureScaling;
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m_pIndicesOut->push_back(m_pVerticesOut->size());
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m_pVerticesOut->push_back(v);
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}
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}
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};
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void OpenGLGuiHelper::createCollisionObjectGraphicsObject(btCollisionObject* body, const btVector3& color)
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{
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if (body->getUserIndex() < 0)
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{
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btCollisionShape* shape = body->getCollisionShape();
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btTransform startTransform = body->getWorldTransform();
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int graphicsShapeId = shape->getUserIndex();
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if (graphicsShapeId >= 0)
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{
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// btAssert(graphicsShapeId >= 0);
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//the graphics shape is already scaled
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btVector3 localScaling(1, 1, 1);
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int graphicsInstanceId = m_data->m_glApp->m_renderer->registerGraphicsInstance(graphicsShapeId, startTransform.getOrigin(), startTransform.getRotation(), color, localScaling);
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body->setUserIndex(graphicsInstanceId);
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}
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}
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}
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int OpenGLGuiHelper::registerTexture(const unsigned char* texels, int width, int height)
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{
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int textureId = m_data->m_glApp->m_renderer->registerTexture(texels, width, height);
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return textureId;
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}
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void OpenGLGuiHelper::removeTexture(int textureUid)
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{
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m_data->m_glApp->m_renderer->removeTexture(textureUid);
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}
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void OpenGLGuiHelper::changeTexture(int textureUniqueId, const unsigned char* rgbTexels, int width, int height)
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{
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bool flipPixelsY = true;
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m_data->m_glApp->m_renderer->updateTexture(textureUniqueId, rgbTexels, flipPixelsY);
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}
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int OpenGLGuiHelper::registerGraphicsShape(const float* vertices, int numvertices, const int* indices, int numIndices, int primitiveType, int textureId)
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{
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if (textureId == -2)
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{
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if (m_data->m_checkedTextureGrey < 0)
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{
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m_data->m_checkedTextureGrey = createCheckeredTexture(192, 192, 192);
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}
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textureId = m_data->m_checkedTextureGrey;
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}
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int shapeId = m_data->m_glApp->m_renderer->registerShape(vertices, numvertices, indices, numIndices, primitiveType, textureId);
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return shapeId;
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}
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int OpenGLGuiHelper::registerGraphicsInstance(int shapeIndex, const float* position, const float* quaternion, const float* color, const float* scaling)
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{
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return m_data->m_glApp->m_renderer->registerGraphicsInstance(shapeIndex, position, quaternion, color, scaling);
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}
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void OpenGLGuiHelper::removeAllGraphicsInstances()
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{
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m_data->m_hashShapes.clear();
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m_data->m_glApp->m_renderer->removeAllInstances();
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}
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void OpenGLGuiHelper::removeGraphicsInstance(int graphicsUid)
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{
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if (graphicsUid >= 0)
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{
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m_data->m_glApp->m_renderer->removeGraphicsInstance(graphicsUid);
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};
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}
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int OpenGLGuiHelper::getShapeIndexFromInstance(int instanceUid)
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{
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return m_data->m_glApp->m_renderer->getShapeIndexFromInstance(instanceUid);
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}
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void OpenGLGuiHelper::replaceTexture(int shapeIndex, int textureUid)
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{
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if (shapeIndex >= 0)
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{
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m_data->m_glApp->m_renderer->replaceTexture(shapeIndex, textureUid);
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};
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}
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void OpenGLGuiHelper::changeInstanceFlags(int instanceUid, int flags)
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{
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if (instanceUid >= 0)
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{
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//careful, flags/instanceUid is swapped
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m_data->m_glApp->m_renderer->writeSingleInstanceFlagsToCPU( flags, instanceUid);
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}
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}
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void OpenGLGuiHelper::changeRGBAColor(int instanceUid, const double rgbaColor[4])
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{
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if (instanceUid >= 0)
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{
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m_data->m_glApp->m_renderer->writeSingleInstanceColorToCPU(rgbaColor, instanceUid);
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};
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}
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void OpenGLGuiHelper::changeSpecularColor(int instanceUid, const double specularColor[3])
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{
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if (instanceUid >= 0)
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{
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m_data->m_glApp->m_renderer->writeSingleInstanceSpecularColorToCPU(specularColor, instanceUid);
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};
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}
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int OpenGLGuiHelper::createCheckeredTexture(int red, int green, int blue)
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{
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int texWidth = 1024;
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int texHeight = 1024;
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btAlignedObjectArray<unsigned char> texels;
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texels.resize(texWidth * texHeight * 3);
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for (int i = 0; i < texWidth * texHeight * 3; i++)
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texels[i] = 255;
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for (int i = 0; i < texWidth; i++)
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{
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for (int j = 0; j < texHeight; j++)
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{
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int a = i < texWidth / 2 ? 1 : 0;
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int b = j < texWidth / 2 ? 1 : 0;
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if (a == b)
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{
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texels[(i + j * texWidth) * 3 + 0] = red;
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texels[(i + j * texWidth) * 3 + 1] = green;
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texels[(i + j * texWidth) * 3 + 2] = blue;
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// texels[(i+j*texWidth)*4+3] = 255;
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}
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/*else
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{
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texels[i*3+0+j*texWidth] = 255;
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texels[i*3+1+j*texWidth] = 255;
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texels[i*3+2+j*texWidth] = 255;
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}
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*/
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}
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}
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int texId = registerTexture(&texels[0], texWidth, texHeight);
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return texId;
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}
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void OpenGLGuiHelper::createCollisionShapeGraphicsObject(btCollisionShape* collisionShape)
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{
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//already has a graphics object?
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if (collisionShape->getUserIndex() >= 0)
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return;
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if (m_data->m_checkedTexture < 0)
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{
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m_data->m_checkedTexture = createCheckeredTexture(173, 199, 255);
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}
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if (m_data->m_checkedTextureGrey < 0)
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{
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m_data->m_checkedTextureGrey = createCheckeredTexture(192, 192, 192);
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}
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btAlignedObjectArray<GLInstanceVertex> gfxVertices;
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btAlignedObjectArray<int> indices;
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int strideInBytes = 9 * sizeof(float);
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if (collisionShape->getShapeType() == BOX_SHAPE_PROXYTYPE)
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{
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btBoxShape* boxShape = (btBoxShape*)collisionShape;
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btAlignedObjectArray<float> transformedVertices;
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btVector3 halfExtents = boxShape->getHalfExtentsWithMargin();
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MyHashShape shape;
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shape.m_shapeType = boxShape->getShapeType();
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shape.m_halfExtents = halfExtents;
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shape.m_deformFunc = 0; ////no deform
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int graphicsShapeIndex = -1;
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int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
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if (graphicsShapeIndexPtr)
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{
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graphicsShapeIndex = *graphicsShapeIndexPtr;
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}
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else
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{
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int numVertices = sizeof(cube_vertices_textured) / strideInBytes;
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transformedVertices.resize(numVertices * 9);
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for (int i = 0; i < numVertices; i++)
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{
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btVector3 vert;
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vert.setValue(cube_vertices_textured[i * 9 + 0],
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cube_vertices_textured[i * 9 + 1],
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cube_vertices_textured[i * 9 + 2]);
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btVector3 trVer = halfExtents * vert;
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transformedVertices[i * 9 + 0] = trVer[0];
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transformedVertices[i * 9 + 1] = trVer[1];
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transformedVertices[i * 9 + 2] = trVer[2];
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transformedVertices[i * 9 + 3] = cube_vertices_textured[i * 9 + 3];
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transformedVertices[i * 9 + 4] = cube_vertices_textured[i * 9 + 4];
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transformedVertices[i * 9 + 5] = cube_vertices_textured[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = cube_vertices_textured[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = cube_vertices_textured[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = cube_vertices_textured[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(cube_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, cube_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
|
|
|
|
if (collisionShape->getShapeType() == TERRAIN_SHAPE_PROXYTYPE)
|
|
{
|
|
const btHeightfieldTerrainShape* heightField = static_cast<const btHeightfieldTerrainShape*>(collisionShape);
|
|
|
|
|
|
btVector3 aabbMin, aabbMax;
|
|
btTransform tr;
|
|
tr.setIdentity();
|
|
heightField->getAabb(tr, aabbMin, aabbMax);
|
|
MyTriangleCollector2 col(aabbMin, aabbMax);
|
|
if (heightField->getUserValue3())
|
|
{
|
|
col.m_textureScaling = heightField->getUserValue3();
|
|
}
|
|
col.m_pVerticesOut = &gfxVertices;
|
|
col.m_pIndicesOut = &indices;
|
|
for (int k = 0; k < 3; k++)
|
|
{
|
|
aabbMin[k] = -BT_LARGE_FLOAT;
|
|
aabbMax[k] = BT_LARGE_FLOAT;
|
|
}
|
|
heightField->processAllTriangles(&col, aabbMin, aabbMax);
|
|
if (gfxVertices.size() && indices.size())
|
|
{
|
|
int userImage = heightField->getUserIndex2();
|
|
if (userImage == -1)
|
|
{
|
|
userImage = m_data->m_checkedTexture;
|
|
}
|
|
int shapeId = m_data->m_glApp->m_renderer->registerShape(&gfxVertices[0].xyzw[0], gfxVertices.size(), &indices[0], indices.size(),1, userImage);
|
|
collisionShape->setUserIndex(shapeId);
|
|
}
|
|
return;
|
|
}
|
|
|
|
|
|
if (collisionShape->getShapeType() == SOFTBODY_SHAPE_PROXYTYPE)
|
|
{
|
|
computeSoftBodyVertices(collisionShape, gfxVertices, indices);
|
|
if (gfxVertices.size() && indices.size())
|
|
{
|
|
int shapeId = registerGraphicsShape(&gfxVertices[0].xyzw[0], gfxVertices.size(), &indices[0], indices.size(), B3_GL_TRIANGLES,
|
|
m_data->m_checkedTexture);
|
|
|
|
b3Assert(shapeId >= 0);
|
|
collisionShape->setUserIndex(shapeId);
|
|
}
|
|
}
|
|
if (collisionShape->getShapeType() == MULTI_SPHERE_SHAPE_PROXYTYPE)
|
|
{
|
|
btMultiSphereShape* ms = (btMultiSphereShape*)collisionShape;
|
|
if (ms->getSphereCount() == 2)
|
|
{
|
|
btAlignedObjectArray<float> transformedVertices;
|
|
int numVertices = sizeof(textured_detailed_sphere_vertices) / strideInBytes;
|
|
transformedVertices.resize(numVertices * 9);
|
|
btVector3 sphere0Pos = ms->getSpherePosition(0);
|
|
btVector3 sphere1Pos = ms->getSpherePosition(1);
|
|
btVector3 fromTo = sphere1Pos - sphere0Pos;
|
|
MyHashShape shape;
|
|
shape.m_sphere0Pos = sphere0Pos;
|
|
shape.m_sphere1Pos = sphere1Pos;
|
|
shape.m_radius0 = 2. * ms->getSphereRadius(0);
|
|
shape.m_radius1 = 2. * ms->getSphereRadius(1);
|
|
shape.m_deformFunc = 1; //vert.dot(fromTo)
|
|
int graphicsShapeIndex = -1;
|
|
int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
|
|
|
|
if (graphicsShapeIndexPtr)
|
|
{
|
|
//cache hit
|
|
graphicsShapeIndex = *graphicsShapeIndexPtr;
|
|
}
|
|
else
|
|
{
|
|
//cache miss
|
|
for (int i = 0; i < numVertices; i++)
|
|
{
|
|
btVector3 vert;
|
|
vert.setValue(textured_detailed_sphere_vertices[i * 9 + 0],
|
|
textured_detailed_sphere_vertices[i * 9 + 1],
|
|
textured_detailed_sphere_vertices[i * 9 + 2]);
|
|
|
|
btVector3 trVer(0, 0, 0);
|
|
|
|
if (vert.dot(fromTo) > 0)
|
|
{
|
|
btScalar radiusScale = 2. * ms->getSphereRadius(1);
|
|
trVer = radiusScale * vert;
|
|
trVer += sphere1Pos;
|
|
}
|
|
else
|
|
{
|
|
btScalar radiusScale = 2. * ms->getSphereRadius(0);
|
|
trVer = radiusScale * vert;
|
|
trVer += sphere0Pos;
|
|
}
|
|
|
|
transformedVertices[i * 9 + 0] = trVer[0];
|
|
transformedVertices[i * 9 + 1] = trVer[1];
|
|
transformedVertices[i * 9 + 2] = trVer[2];
|
|
transformedVertices[i * 9 + 3] = textured_detailed_sphere_vertices[i * 9 + 3];
|
|
transformedVertices[i * 9 + 4] = textured_detailed_sphere_vertices[i * 9 + 4];
|
|
transformedVertices[i * 9 + 5] = textured_detailed_sphere_vertices[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = textured_detailed_sphere_vertices[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = textured_detailed_sphere_vertices[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = textured_detailed_sphere_vertices[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(textured_detailed_sphere_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, textured_detailed_sphere_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
if (collisionShape->getShapeType() == SPHERE_SHAPE_PROXYTYPE)
|
|
{
|
|
btSphereShape* sphereShape = (btSphereShape*)collisionShape;
|
|
btScalar radius = sphereShape->getRadius();
|
|
btScalar sphereSize = 2. * radius;
|
|
btVector3 radiusScale(sphereSize, sphereSize, sphereSize);
|
|
btAlignedObjectArray<float> transformedVertices;
|
|
|
|
MyHashShape shape;
|
|
shape.m_radius0 = sphereSize;
|
|
shape.m_deformFunc = 0; ////no deform
|
|
int graphicsShapeIndex = -1;
|
|
int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
|
|
|
|
if (graphicsShapeIndexPtr)
|
|
{
|
|
graphicsShapeIndex = *graphicsShapeIndexPtr;
|
|
}
|
|
else
|
|
{
|
|
int numVertices = sizeof(textured_detailed_sphere_vertices) / strideInBytes;
|
|
transformedVertices.resize(numVertices * 9);
|
|
for (int i = 0; i < numVertices; i++)
|
|
{
|
|
btVector3 vert;
|
|
vert.setValue(textured_detailed_sphere_vertices[i * 9 + 0],
|
|
textured_detailed_sphere_vertices[i * 9 + 1],
|
|
textured_detailed_sphere_vertices[i * 9 + 2]);
|
|
|
|
btVector3 trVer = radiusScale * vert;
|
|
transformedVertices[i * 9 + 0] = trVer[0];
|
|
transformedVertices[i * 9 + 1] = trVer[1];
|
|
transformedVertices[i * 9 + 2] = trVer[2];
|
|
transformedVertices[i * 9 + 3] = textured_detailed_sphere_vertices[i * 9 + 3];
|
|
transformedVertices[i * 9 + 4] = textured_detailed_sphere_vertices[i * 9 + 4];
|
|
transformedVertices[i * 9 + 5] = textured_detailed_sphere_vertices[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = textured_detailed_sphere_vertices[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = textured_detailed_sphere_vertices[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = textured_detailed_sphere_vertices[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(textured_detailed_sphere_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, textured_detailed_sphere_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
if (collisionShape->getShapeType() == COMPOUND_SHAPE_PROXYTYPE)
|
|
{
|
|
btCompoundShape* compound = (btCompoundShape*)collisionShape;
|
|
if (compound->getNumChildShapes() == 1)
|
|
{
|
|
if (compound->getChildShape(0)->getShapeType() == SPHERE_SHAPE_PROXYTYPE)
|
|
{
|
|
btSphereShape* sphereShape = (btSphereShape*)compound->getChildShape(0);
|
|
btScalar radius = sphereShape->getRadius();
|
|
btScalar sphereSize = 2. * radius;
|
|
btVector3 radiusScale(sphereSize, sphereSize, sphereSize);
|
|
|
|
MyHashShape shape;
|
|
shape.m_radius0 = sphereSize;
|
|
shape.m_deformFunc = 0; //no deform
|
|
shape.m_childTransform = compound->getChildTransform(0);
|
|
|
|
int graphicsShapeIndex = -1;
|
|
int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
|
|
|
|
if (graphicsShapeIndexPtr)
|
|
{
|
|
graphicsShapeIndex = *graphicsShapeIndexPtr;
|
|
}
|
|
else
|
|
{
|
|
btAlignedObjectArray<float> transformedVertices;
|
|
int numVertices = sizeof(textured_detailed_sphere_vertices) / strideInBytes;
|
|
transformedVertices.resize(numVertices * 9);
|
|
for (int i = 0; i < numVertices; i++)
|
|
{
|
|
btVector3 vert;
|
|
vert.setValue(textured_detailed_sphere_vertices[i * 9 + 0],
|
|
textured_detailed_sphere_vertices[i * 9 + 1],
|
|
textured_detailed_sphere_vertices[i * 9 + 2]);
|
|
|
|
btVector3 trVer = compound->getChildTransform(0) * (radiusScale * vert);
|
|
transformedVertices[i * 9 + 0] = trVer[0];
|
|
transformedVertices[i * 9 + 1] = trVer[1];
|
|
transformedVertices[i * 9 + 2] = trVer[2];
|
|
transformedVertices[i * 9 + 3] = textured_detailed_sphere_vertices[i * 9 + 3];
|
|
transformedVertices[i * 9 + 4] = textured_detailed_sphere_vertices[i * 9 + 4];
|
|
transformedVertices[i * 9 + 5] = textured_detailed_sphere_vertices[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = textured_detailed_sphere_vertices[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = textured_detailed_sphere_vertices[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = textured_detailed_sphere_vertices[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(textured_detailed_sphere_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, textured_detailed_sphere_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
if (compound->getChildShape(0)->getShapeType() == CAPSULE_SHAPE_PROXYTYPE)
|
|
{
|
|
btCapsuleShape* sphereShape = (btCapsuleShape*)compound->getChildShape(0);
|
|
int up = sphereShape->getUpAxis();
|
|
btScalar halfHeight = sphereShape->getHalfHeight();
|
|
|
|
btScalar radius = sphereShape->getRadius();
|
|
btScalar sphereSize = 2. * radius;
|
|
|
|
btVector3 radiusScale = btVector3(sphereSize, sphereSize, sphereSize);
|
|
|
|
MyHashShape shape;
|
|
shape.m_radius0 = sphereSize;
|
|
shape.m_deformFunc = 2; //no deform
|
|
shape.m_childTransform = compound->getChildTransform(0);
|
|
shape.m_upAxis = up;
|
|
|
|
int graphicsShapeIndex = -1;
|
|
int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
|
|
|
|
if (graphicsShapeIndexPtr)
|
|
{
|
|
graphicsShapeIndex = *graphicsShapeIndexPtr;
|
|
}
|
|
else
|
|
{
|
|
btAlignedObjectArray<float> transformedVertices;
|
|
int numVertices = sizeof(textured_detailed_sphere_vertices) / strideInBytes;
|
|
transformedVertices.resize(numVertices * 9);
|
|
for (int i = 0; i < numVertices; i++)
|
|
{
|
|
btVector3 vert;
|
|
vert.setValue(textured_detailed_sphere_vertices[i * 9 + 0],
|
|
textured_detailed_sphere_vertices[i * 9 + 1],
|
|
textured_detailed_sphere_vertices[i * 9 + 2]);
|
|
|
|
btVector3 trVer = (radiusScale * vert);
|
|
if (trVer[up] > 0)
|
|
trVer[up] += halfHeight;
|
|
else
|
|
trVer[up] -= halfHeight;
|
|
|
|
trVer = compound->getChildTransform(0) * trVer;
|
|
|
|
transformedVertices[i * 9 + 0] = trVer[0];
|
|
transformedVertices[i * 9 + 1] = trVer[1];
|
|
transformedVertices[i * 9 + 2] = trVer[2];
|
|
transformedVertices[i * 9 + 3] = textured_detailed_sphere_vertices[i * 9 + 3];
|
|
transformedVertices[i * 9 + 4] = textured_detailed_sphere_vertices[i * 9 + 4];
|
|
transformedVertices[i * 9 + 5] = textured_detailed_sphere_vertices[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = textured_detailed_sphere_vertices[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = textured_detailed_sphere_vertices[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = textured_detailed_sphere_vertices[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(textured_detailed_sphere_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, textured_detailed_sphere_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
|
|
if (compound->getChildShape(0)->getShapeType() == MULTI_SPHERE_SHAPE_PROXYTYPE)
|
|
{
|
|
btMultiSphereShape* ms = (btMultiSphereShape*)compound->getChildShape(0);
|
|
if (ms->getSphereCount() == 2)
|
|
{
|
|
btAlignedObjectArray<float> transformedVertices;
|
|
int numVertices = sizeof(textured_detailed_sphere_vertices) / strideInBytes;
|
|
transformedVertices.resize(numVertices * 9);
|
|
btVector3 sphere0Pos = ms->getSpherePosition(0);
|
|
btVector3 sphere1Pos = ms->getSpherePosition(1);
|
|
btVector3 fromTo = sphere1Pos - sphere0Pos;
|
|
btScalar radiusScale1 = 2.0 * ms->getSphereRadius(1);
|
|
btScalar radiusScale0 = 2.0 * ms->getSphereRadius(0);
|
|
|
|
MyHashShape shape;
|
|
shape.m_radius0 = radiusScale0;
|
|
shape.m_radius1 = radiusScale1;
|
|
shape.m_deformFunc = 4;
|
|
shape.m_sphere0Pos = sphere0Pos;
|
|
shape.m_sphere1Pos = sphere1Pos;
|
|
shape.m_childTransform = compound->getChildTransform(0);
|
|
|
|
int graphicsShapeIndex = -1;
|
|
int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
|
|
|
|
if (graphicsShapeIndexPtr)
|
|
{
|
|
graphicsShapeIndex = *graphicsShapeIndexPtr;
|
|
}
|
|
else
|
|
{
|
|
for (int i = 0; i < numVertices; i++)
|
|
{
|
|
btVector3 vert;
|
|
vert.setValue(textured_detailed_sphere_vertices[i * 9 + 0],
|
|
textured_detailed_sphere_vertices[i * 9 + 1],
|
|
textured_detailed_sphere_vertices[i * 9 + 2]);
|
|
|
|
btVector3 trVer(0, 0, 0);
|
|
if (vert.dot(fromTo) > 0)
|
|
{
|
|
trVer = vert * radiusScale1;
|
|
trVer += sphere1Pos;
|
|
trVer = compound->getChildTransform(0) * trVer;
|
|
}
|
|
else
|
|
{
|
|
trVer = vert * radiusScale0;
|
|
trVer += sphere0Pos;
|
|
trVer = compound->getChildTransform(0) * trVer;
|
|
}
|
|
|
|
transformedVertices[i * 9 + 0] = trVer[0];
|
|
transformedVertices[i * 9 + 1] = trVer[1];
|
|
transformedVertices[i * 9 + 2] = trVer[2];
|
|
transformedVertices[i * 9 + 3] = textured_detailed_sphere_vertices[i * 9 + 3];
|
|
transformedVertices[i * 9 + 4] = textured_detailed_sphere_vertices[i * 9 + 4];
|
|
transformedVertices[i * 9 + 5] = textured_detailed_sphere_vertices[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = textured_detailed_sphere_vertices[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = textured_detailed_sphere_vertices[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = textured_detailed_sphere_vertices[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(textured_detailed_sphere_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, textured_detailed_sphere_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (collisionShape->getShapeType() == CAPSULE_SHAPE_PROXYTYPE)
|
|
{
|
|
btCapsuleShape* sphereShape = (btCapsuleShape*)collisionShape; //Y up
|
|
int up = sphereShape->getUpAxis();
|
|
btScalar halfHeight = sphereShape->getHalfHeight();
|
|
|
|
btScalar radius = sphereShape->getRadius();
|
|
btScalar sphereSize = 2. * radius;
|
|
btVector3 radiusScale(sphereSize, sphereSize, sphereSize);
|
|
|
|
MyHashShape shape;
|
|
shape.m_radius0 = sphereSize;
|
|
shape.m_deformFunc = 3;
|
|
shape.m_upAxis = up;
|
|
shape.m_halfHeight = halfHeight;
|
|
int graphicsShapeIndex = -1;
|
|
int* graphicsShapeIndexPtr = m_data->m_hashShapes[shape];
|
|
|
|
if (graphicsShapeIndexPtr)
|
|
{
|
|
graphicsShapeIndex = *graphicsShapeIndexPtr;
|
|
}
|
|
else
|
|
{
|
|
btAlignedObjectArray<float> transformedVertices;
|
|
int numVertices = sizeof(textured_detailed_sphere_vertices) / strideInBytes;
|
|
transformedVertices.resize(numVertices * 9);
|
|
for (int i = 0; i < numVertices; i++)
|
|
{
|
|
btVector3 vert;
|
|
vert.setValue(textured_detailed_sphere_vertices[i * 9 + 0],
|
|
textured_detailed_sphere_vertices[i * 9 + 1],
|
|
textured_detailed_sphere_vertices[i * 9 + 2]);
|
|
|
|
btVector3 trVer = radiusScale * vert;
|
|
if (trVer[up] > 0)
|
|
trVer[up] += halfHeight;
|
|
else
|
|
trVer[up] -= halfHeight;
|
|
|
|
transformedVertices[i * 9 + 0] = trVer[0];
|
|
transformedVertices[i * 9 + 1] = trVer[1];
|
|
transformedVertices[i * 9 + 2] = trVer[2];
|
|
transformedVertices[i * 9 + 3] = textured_detailed_sphere_vertices[i * 9 + 3];
|
|
transformedVertices[i * 9 + 4] = textured_detailed_sphere_vertices[i * 9 + 4];
|
|
transformedVertices[i * 9 + 5] = textured_detailed_sphere_vertices[i * 9 + 5];
|
|
transformedVertices[i * 9 + 6] = textured_detailed_sphere_vertices[i * 9 + 6];
|
|
transformedVertices[i * 9 + 7] = textured_detailed_sphere_vertices[i * 9 + 7];
|
|
transformedVertices[i * 9 + 8] = textured_detailed_sphere_vertices[i * 9 + 8];
|
|
}
|
|
|
|
int numIndices = sizeof(textured_detailed_sphere_indices) / sizeof(int);
|
|
graphicsShapeIndex = registerGraphicsShape(&transformedVertices[0], numVertices, textured_detailed_sphere_indices, numIndices, B3_GL_TRIANGLES, m_data->m_checkedTextureGrey);
|
|
m_data->m_hashShapes.insert(shape, graphicsShapeIndex);
|
|
}
|
|
collisionShape->setUserIndex(graphicsShapeIndex);
|
|
return;
|
|
}
|
|
if (collisionShape->getShapeType() == STATIC_PLANE_PROXYTYPE)
|
|
{
|
|
const btStaticPlaneShape* staticPlaneShape = static_cast<const btStaticPlaneShape*>(collisionShape);
|
|
btScalar planeConst = staticPlaneShape->getPlaneConstant();
|
|
const btVector3& planeNormal = staticPlaneShape->getPlaneNormal();
|
|
btVector3 planeOrigin = planeNormal * planeConst;
|
|
btVector3 vec0, vec1;
|
|
btPlaneSpace1(planeNormal, vec0, vec1);
|
|
|
|
btScalar vecLen = 128;
|
|
btVector3 verts[4];
|
|
|
|
verts[0] = planeOrigin + vec0 * vecLen + vec1 * vecLen;
|
|
verts[1] = planeOrigin - vec0 * vecLen + vec1 * vecLen;
|
|
verts[2] = planeOrigin - vec0 * vecLen - vec1 * vecLen;
|
|
verts[3] = planeOrigin + vec0 * vecLen - vec1 * vecLen;
|
|
|
|
int startIndex = 0;
|
|
indices.push_back(startIndex + 0);
|
|
indices.push_back(startIndex + 1);
|
|
indices.push_back(startIndex + 2);
|
|
indices.push_back(startIndex + 0);
|
|
indices.push_back(startIndex + 2);
|
|
indices.push_back(startIndex + 3);
|
|
btTransform parentTransform;
|
|
parentTransform.setIdentity();
|
|
btVector3 triNormal = parentTransform.getBasis() * planeNormal;
|
|
|
|
gfxVertices.resize(4);
|
|
|
|
for (int i = 0; i < 4; i++)
|
|
{
|
|
btVector3 vtxPos;
|
|
btVector3 pos = parentTransform * verts[i];
|
|
|
|
gfxVertices[i].xyzw[0] = pos[0];
|
|
gfxVertices[i].xyzw[1] = pos[1];
|
|
gfxVertices[i].xyzw[2] = pos[2];
|
|
gfxVertices[i].xyzw[3] = 1;
|
|
gfxVertices[i].normal[0] = triNormal[0];
|
|
gfxVertices[i].normal[1] = triNormal[1];
|
|
gfxVertices[i].normal[2] = triNormal[2];
|
|
}
|
|
|
|
//verts[0] = planeOrigin + vec0*vecLen + vec1*vecLen;
|
|
//verts[1] = planeOrigin - vec0*vecLen + vec1*vecLen;
|
|
//verts[2] = planeOrigin - vec0*vecLen - vec1*vecLen;
|
|
//verts[3] = planeOrigin + vec0*vecLen - vec1*vecLen;
|
|
|
|
gfxVertices[0].uv[0] = vecLen / 2;
|
|
gfxVertices[0].uv[1] = vecLen / 2;
|
|
gfxVertices[1].uv[0] = -vecLen / 2;
|
|
gfxVertices[1].uv[1] = vecLen / 2;
|
|
gfxVertices[2].uv[0] = -vecLen / 2;
|
|
gfxVertices[2].uv[1] = -vecLen / 2;
|
|
gfxVertices[3].uv[0] = vecLen / 2;
|
|
gfxVertices[3].uv[1] = -vecLen / 2;
|
|
|
|
int shapeId = registerGraphicsShape(&gfxVertices[0].xyzw[0], gfxVertices.size(), &indices[0], indices.size(), B3_GL_TRIANGLES, m_data->m_checkedTexture);
|
|
collisionShape->setUserIndex(shapeId);
|
|
return;
|
|
}
|
|
|
|
btTransform startTrans;
|
|
startTrans.setIdentity();
|
|
//todo: create some textured objects for popular objects, like plane, cube, sphere, capsule
|
|
|
|
{
|
|
btAlignedObjectArray<btVector3> vertexPositions;
|
|
btAlignedObjectArray<btVector3> vertexNormals;
|
|
CollisionShape2TriangleMesh(collisionShape, startTrans, vertexPositions, vertexNormals, indices);
|
|
gfxVertices.resize(vertexPositions.size());
|
|
for (int i = 0; i < vertexPositions.size(); i++)
|
|
{
|
|
for (int j = 0; j < 4; j++)
|
|
{
|
|
gfxVertices[i].xyzw[j] = vertexPositions[i][j];
|
|
}
|
|
for (int j = 0; j < 3; j++)
|
|
{
|
|
gfxVertices[i].normal[j] = vertexNormals[i][j];
|
|
}
|
|
for (int j = 0; j < 2; j++)
|
|
{
|
|
gfxVertices[i].uv[j] = 0.5; //we don't have UV info...
|
|
}
|
|
}
|
|
}
|
|
|
|
if (gfxVertices.size() && indices.size())
|
|
{
|
|
int shapeId = registerGraphicsShape(&gfxVertices[0].xyzw[0], gfxVertices.size(), &indices[0], indices.size(), B3_GL_TRIANGLES, -1);
|
|
collisionShape->setUserIndex(shapeId);
|
|
}
|
|
}
|
|
void OpenGLGuiHelper::syncPhysicsToGraphics(const btDiscreteDynamicsWorld* rbWorld)
|
|
{
|
|
//in VR mode, we skip the synchronization for the second eye
|
|
if (m_data->m_vrMode && m_data->m_vrSkipShadowPass == 1)
|
|
return;
|
|
|
|
int numCollisionObjects = rbWorld->getNumCollisionObjects();
|
|
{
|
|
B3_PROFILE("write all InstanceTransformToCPU");
|
|
for (int i = 0; i < numCollisionObjects; i++)
|
|
{
|
|
//B3_PROFILE("writeSingleInstanceTransformToCPU");
|
|
btCollisionObject* colObj = rbWorld->getCollisionObjectArray()[i];
|
|
btCollisionShape* collisionShape = colObj->getCollisionShape();
|
|
if (collisionShape->getShapeType() == SOFTBODY_SHAPE_PROXYTYPE && collisionShape->getUserIndex() >= 0)
|
|
{
|
|
btAlignedObjectArray<GLInstanceVertex> gfxVertices;
|
|
btAlignedObjectArray<int> indices;
|
|
computeSoftBodyVertices(collisionShape, gfxVertices, indices);
|
|
m_data->m_glApp->m_renderer->updateShape(collisionShape->getUserIndex(), &gfxVertices[0].xyzw[0]);
|
|
continue;
|
|
}
|
|
btVector3 pos = colObj->getWorldTransform().getOrigin();
|
|
btQuaternion orn = colObj->getWorldTransform().getRotation();
|
|
int index = colObj->getUserIndex();
|
|
if (index >= 0)
|
|
{
|
|
m_data->m_glApp->m_renderer->writeSingleInstanceTransformToCPU(pos, orn, index);
|
|
}
|
|
}
|
|
}
|
|
{
|
|
B3_PROFILE("writeTransforms");
|
|
m_data->m_glApp->m_renderer->writeTransforms();
|
|
}
|
|
}
|
|
|
|
void OpenGLGuiHelper::render(const btDiscreteDynamicsWorld* rbWorld)
|
|
{
|
|
if (m_data->m_vrMode)
|
|
{
|
|
//in VR, we skip the shadow generation for the second eye
|
|
|
|
if (m_data->m_vrSkipShadowPass >= 1)
|
|
{
|
|
m_data->m_glApp->m_renderer->renderSceneInternal(B3_USE_SHADOWMAP_RENDERMODE);
|
|
m_data->m_vrSkipShadowPass = 0;
|
|
}
|
|
else
|
|
{
|
|
m_data->m_glApp->m_renderer->renderScene();
|
|
m_data->m_vrSkipShadowPass++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m_data->m_glApp->m_renderer->renderScene();
|
|
}
|
|
}
|
|
void OpenGLGuiHelper::createPhysicsDebugDrawer(btDiscreteDynamicsWorld* rbWorld)
|
|
{
|
|
btAssert(rbWorld);
|
|
if (m_data->m_debugDraw)
|
|
{
|
|
delete m_data->m_debugDraw;
|
|
m_data->m_debugDraw = 0;
|
|
}
|
|
|
|
m_data->m_debugDraw = new MyDebugDrawer(m_data->m_glApp);
|
|
rbWorld->setDebugDrawer(m_data->m_debugDraw);
|
|
|
|
m_data->m_debugDraw->setDebugMode(
|
|
btIDebugDraw::DBG_DrawWireframe + btIDebugDraw::DBG_DrawAabb
|
|
//btIDebugDraw::DBG_DrawContactPoints
|
|
);
|
|
}
|
|
|
|
struct Common2dCanvasInterface* OpenGLGuiHelper::get2dCanvasInterface()
|
|
{
|
|
return m_data->m_glApp->m_2dCanvasInterface;
|
|
}
|
|
|
|
CommonParameterInterface* OpenGLGuiHelper::getParameterInterface()
|
|
{
|
|
return m_data->m_glApp->m_parameterInterface;
|
|
}
|
|
|
|
void OpenGLGuiHelper::setUpAxis(int axis)
|
|
{
|
|
m_data->m_glApp->setUpAxis(axis);
|
|
}
|
|
|
|
void OpenGLGuiHelper::setVisualizerFlagCallback(VisualizerFlagCallback callback)
|
|
{
|
|
m_data->m_visualizerFlagCallback = callback;
|
|
}
|
|
|
|
void OpenGLGuiHelper::setVisualizerFlag(int flag, int enable)
|
|
{
|
|
if (getRenderInterface() && flag == 16) //COV_ENABLE_PLANAR_REFLECTION
|
|
{
|
|
getRenderInterface()->setPlaneReflectionShapeIndex(enable);
|
|
}
|
|
if (m_data->m_visualizerFlagCallback)
|
|
(m_data->m_visualizerFlagCallback)(flag, enable != 0);
|
|
}
|
|
|
|
void OpenGLGuiHelper::resetCamera(float camDist, float yaw, float pitch, float camPosX, float camPosY, float camPosZ)
|
|
{
|
|
if (getRenderInterface() && getRenderInterface()->getActiveCamera())
|
|
{
|
|
getRenderInterface()->getActiveCamera()->setCameraDistance(camDist);
|
|
getRenderInterface()->getActiveCamera()->setCameraPitch(pitch);
|
|
getRenderInterface()->getActiveCamera()->setCameraYaw(yaw);
|
|
getRenderInterface()->getActiveCamera()->setCameraTargetPosition(camPosX, camPosY, camPosZ);
|
|
}
|
|
}
|
|
|
|
bool OpenGLGuiHelper::getCameraInfo(int* width, int* height, float viewMatrix[16], float projectionMatrix[16], float camUp[3], float camForward[3], float hor[3], float vert[3], float* yaw, float* pitch, float* camDist, float cameraTarget[3]) const
|
|
{
|
|
if (getRenderInterface() && getRenderInterface()->getActiveCamera())
|
|
{
|
|
*width = m_data->m_glApp->m_window->getWidth();
|
|
*height = m_data->m_glApp->m_window->getHeight();
|
|
getRenderInterface()->getActiveCamera()->getCameraViewMatrix(viewMatrix);
|
|
getRenderInterface()->getActiveCamera()->getCameraProjectionMatrix(projectionMatrix);
|
|
getRenderInterface()->getActiveCamera()->getCameraUpVector(camUp);
|
|
getRenderInterface()->getActiveCamera()->getCameraForwardVector(camForward);
|
|
|
|
float top = 1.f;
|
|
float bottom = -1.f;
|
|
float tanFov = (top - bottom) * 0.5f / 1;
|
|
float fov = btScalar(2.0) * btAtan(tanFov);
|
|
btVector3 camPos, camTarget;
|
|
getRenderInterface()->getActiveCamera()->getCameraPosition(camPos);
|
|
getRenderInterface()->getActiveCamera()->getCameraTargetPosition(camTarget);
|
|
btVector3 rayFrom = camPos;
|
|
btVector3 rayForward = (camTarget - camPos);
|
|
rayForward.normalize();
|
|
float farPlane = 10000.f;
|
|
rayForward *= farPlane;
|
|
|
|
btVector3 rightOffset;
|
|
btVector3 cameraUp = btVector3(camUp[0], camUp[1], camUp[2]);
|
|
btVector3 vertical = cameraUp;
|
|
btVector3 hori;
|
|
hori = rayForward.cross(vertical);
|
|
hori.normalize();
|
|
vertical = hori.cross(rayForward);
|
|
vertical.normalize();
|
|
float tanfov = tanf(0.5f * fov);
|
|
hori *= 2.f * farPlane * tanfov;
|
|
vertical *= 2.f * farPlane * tanfov;
|
|
btScalar aspect = float(*width) / float(*height);
|
|
hori *= aspect;
|
|
//compute 'hor' and 'vert' vectors, useful to generate raytracer rays
|
|
hor[0] = hori[0];
|
|
hor[1] = hori[1];
|
|
hor[2] = hori[2];
|
|
vert[0] = vertical[0];
|
|
vert[1] = vertical[1];
|
|
vert[2] = vertical[2];
|
|
|
|
*yaw = getRenderInterface()->getActiveCamera()->getCameraYaw();
|
|
*pitch = getRenderInterface()->getActiveCamera()->getCameraPitch();
|
|
*camDist = getRenderInterface()->getActiveCamera()->getCameraDistance();
|
|
cameraTarget[0] = camTarget[0];
|
|
cameraTarget[1] = camTarget[1];
|
|
cameraTarget[2] = camTarget[2];
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void OpenGLGuiHelper::setProjectiveTextureMatrices(const float viewMatrix[16], const float projectionMatrix[16])
|
|
{
|
|
m_data->m_glApp->m_renderer->setProjectiveTextureMatrices(viewMatrix, projectionMatrix);
|
|
}
|
|
|
|
void OpenGLGuiHelper::setProjectiveTexture(bool useProjectiveTexture)
|
|
{
|
|
m_data->m_glApp->m_renderer->setProjectiveTexture(useProjectiveTexture);
|
|
}
|
|
|
|
void OpenGLGuiHelper::copyCameraImageData(const float viewMatrix[16], const float projectionMatrix[16],
|
|
unsigned char* pixelsRGBA, int rgbaBufferSizeInPixels,
|
|
float* depthBuffer, int depthBufferSizeInPixels,
|
|
int* segmentationMaskBuffer, int segmentationMaskBufferSizeInPixels,
|
|
int startPixelIndex, int destinationWidth,
|
|
int destinationHeight, int* numPixelsCopied)
|
|
{
|
|
int sourceWidth = btMin(destinationWidth, (int)(m_data->m_glApp->m_window->getWidth() * m_data->m_glApp->m_window->getRetinaScale()));
|
|
int sourceHeight = btMin(destinationHeight, (int)(m_data->m_glApp->m_window->getHeight() * m_data->m_glApp->m_window->getRetinaScale()));
|
|
m_data->m_glApp->setViewport(sourceWidth, sourceHeight);
|
|
|
|
if (numPixelsCopied)
|
|
*numPixelsCopied = 0;
|
|
|
|
int numTotalPixels = destinationWidth * destinationHeight;
|
|
int numRemainingPixels = numTotalPixels - startPixelIndex;
|
|
int numBytesPerPixel = 4; //RGBA
|
|
int numRequestedPixels = btMin(rgbaBufferSizeInPixels, numRemainingPixels);
|
|
if (numRequestedPixels)
|
|
{
|
|
if (startPixelIndex == 0)
|
|
{
|
|
CommonCameraInterface* oldCam = getRenderInterface()->getActiveCamera();
|
|
SimpleCamera tempCam;
|
|
getRenderInterface()->setActiveCamera(&tempCam);
|
|
getRenderInterface()->getActiveCamera()->setVRCamera(viewMatrix, projectionMatrix);
|
|
{
|
|
BT_PROFILE("renderScene");
|
|
getRenderInterface()->renderScene();
|
|
}
|
|
|
|
{
|
|
BT_PROFILE("copy pixels");
|
|
btAlignedObjectArray<unsigned char> sourceRgbaPixelBuffer;
|
|
btAlignedObjectArray<float> sourceDepthBuffer;
|
|
//copy the image into our local cache
|
|
sourceRgbaPixelBuffer.resize(sourceWidth * sourceHeight * numBytesPerPixel);
|
|
sourceDepthBuffer.resize(sourceWidth * sourceHeight);
|
|
{
|
|
BT_PROFILE("getScreenPixels");
|
|
m_data->m_glApp->getScreenPixels(&(sourceRgbaPixelBuffer[0]), sourceRgbaPixelBuffer.size(), &sourceDepthBuffer[0], sizeof(float) * sourceDepthBuffer.size());
|
|
}
|
|
|
|
m_data->m_rgbaPixelBuffer1.resize(destinationWidth * destinationHeight * numBytesPerPixel);
|
|
m_data->m_depthBuffer1.resize(destinationWidth * destinationHeight);
|
|
//rescale and flip
|
|
{
|
|
BT_PROFILE("resize and flip");
|
|
for (int j = 0; j < destinationHeight; j++)
|
|
{
|
|
for (int i = 0; i < destinationWidth; i++)
|
|
{
|
|
int xIndex = int(float(i) * (float(sourceWidth) / float(destinationWidth)));
|
|
int yIndex = int(float(destinationHeight - 1 - j) * (float(sourceHeight) / float(destinationHeight)));
|
|
btClamp(xIndex, 0, sourceWidth);
|
|
btClamp(yIndex, 0, sourceHeight);
|
|
int bytesPerPixel = 4; //RGBA
|
|
|
|
int sourcePixelIndex = (xIndex + yIndex * sourceWidth) * bytesPerPixel;
|
|
int sourceDepthIndex = xIndex + yIndex * sourceWidth;
|
|
#define COPY4PIXELS 1
|
|
#ifdef COPY4PIXELS
|
|
int* dst = (int*)&m_data->m_rgbaPixelBuffer1[(i + j * destinationWidth) * 4 + 0];
|
|
int* src = (int*)&sourceRgbaPixelBuffer[sourcePixelIndex + 0];
|
|
*dst = *src;
|
|
|
|
#else
|
|
m_data->m_rgbaPixelBuffer1[(i + j * destinationWidth) * 4 + 0] = sourceRgbaPixelBuffer[sourcePixelIndex + 0];
|
|
m_data->m_rgbaPixelBuffer1[(i + j * destinationWidth) * 4 + 1] = sourceRgbaPixelBuffer[sourcePixelIndex + 1];
|
|
m_data->m_rgbaPixelBuffer1[(i + j * destinationWidth) * 4 + 2] = sourceRgbaPixelBuffer[sourcePixelIndex + 2];
|
|
m_data->m_rgbaPixelBuffer1[(i + j * destinationWidth) * 4 + 3] = 255;
|
|
#endif
|
|
if (depthBuffer)
|
|
{
|
|
m_data->m_depthBuffer1[i + j * destinationWidth] = sourceDepthBuffer[sourceDepthIndex];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//segmentation mask
|
|
|
|
if (segmentationMaskBuffer)
|
|
{
|
|
{
|
|
m_data->m_glApp->m_window->startRendering();
|
|
m_data->m_glApp->setViewport(sourceWidth, sourceHeight);
|
|
BT_PROFILE("renderScene");
|
|
getRenderInterface()->renderSceneInternal(B3_SEGMENTATION_MASK_RENDERMODE);
|
|
}
|
|
|
|
{
|
|
BT_PROFILE("copy pixels");
|
|
btAlignedObjectArray<unsigned char> sourceRgbaPixelBuffer;
|
|
btAlignedObjectArray<float> sourceDepthBuffer;
|
|
//copy the image into our local cache
|
|
sourceRgbaPixelBuffer.resize(sourceWidth * sourceHeight * numBytesPerPixel);
|
|
sourceDepthBuffer.resize(sourceWidth * sourceHeight);
|
|
{
|
|
BT_PROFILE("getScreenPixelsSegmentationMask");
|
|
m_data->m_glApp->getScreenPixels(&(sourceRgbaPixelBuffer[0]), sourceRgbaPixelBuffer.size(), &sourceDepthBuffer[0], sizeof(float) * sourceDepthBuffer.size());
|
|
}
|
|
m_data->m_segmentationMaskBuffer.resize(destinationWidth * destinationHeight, -1);
|
|
|
|
//rescale and flip
|
|
{
|
|
BT_PROFILE("resize and flip segmentation mask");
|
|
for (int j = 0; j < destinationHeight; j++)
|
|
{
|
|
for (int i = 0; i < destinationWidth; i++)
|
|
{
|
|
int xIndex = int(float(i) * (float(sourceWidth) / float(destinationWidth)));
|
|
int yIndex = int(float(destinationHeight - 1 - j) * (float(sourceHeight) / float(destinationHeight)));
|
|
btClamp(xIndex, 0, sourceWidth);
|
|
btClamp(yIndex, 0, sourceHeight);
|
|
int bytesPerPixel = 4; //RGBA
|
|
int sourcePixelIndex = (xIndex + yIndex * sourceWidth) * bytesPerPixel;
|
|
int sourceDepthIndex = xIndex + yIndex * sourceWidth;
|
|
|
|
if (segmentationMaskBuffer)
|
|
{
|
|
float depth = sourceDepthBuffer[sourceDepthIndex];
|
|
if (depth < 1)
|
|
{
|
|
int segMask = sourceRgbaPixelBuffer[sourcePixelIndex + 0] + 256 * (sourceRgbaPixelBuffer[sourcePixelIndex + 1]) + 256 * 256 * (sourceRgbaPixelBuffer[sourcePixelIndex + 2]);
|
|
m_data->m_segmentationMaskBuffer[i + j * destinationWidth] = segMask;
|
|
}
|
|
else
|
|
{
|
|
m_data->m_segmentationMaskBuffer[i + j * destinationWidth] = -1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
getRenderInterface()->setActiveCamera(oldCam);
|
|
|
|
if (1)
|
|
{
|
|
getRenderInterface()->getActiveCamera()->disableVRCamera();
|
|
DrawGridData dg;
|
|
dg.upAxis = m_data->m_glApp->getUpAxis();
|
|
getRenderInterface()->updateCamera(dg.upAxis);
|
|
m_data->m_glApp->m_window->startRendering();
|
|
}
|
|
}
|
|
if (pixelsRGBA)
|
|
{
|
|
BT_PROFILE("copy rgba pixels");
|
|
|
|
for (int i = 0; i < numRequestedPixels * numBytesPerPixel; i++)
|
|
{
|
|
pixelsRGBA[i] = m_data->m_rgbaPixelBuffer1[i + startPixelIndex * numBytesPerPixel];
|
|
}
|
|
}
|
|
if (depthBuffer)
|
|
{
|
|
BT_PROFILE("copy depth buffer pixels");
|
|
|
|
for (int i = 0; i < numRequestedPixels; i++)
|
|
{
|
|
depthBuffer[i] = m_data->m_depthBuffer1[i + startPixelIndex];
|
|
}
|
|
}
|
|
if (segmentationMaskBuffer)
|
|
{
|
|
BT_PROFILE("copy segmentation mask pixels");
|
|
for (int i = 0; i < numRequestedPixels; i++)
|
|
{
|
|
segmentationMaskBuffer[i] = m_data->m_segmentationMaskBuffer[i + startPixelIndex];
|
|
}
|
|
}
|
|
if (numPixelsCopied)
|
|
*numPixelsCopied = numRequestedPixels;
|
|
}
|
|
|
|
m_data->m_glApp->setViewport(-1, -1);
|
|
}
|
|
|
|
struct MyConvertPointerSizeT
|
|
{
|
|
union {
|
|
const void* m_ptr;
|
|
size_t m_int;
|
|
};
|
|
};
|
|
bool shapePointerCompareFunc(const btCollisionObject* colA, const btCollisionObject* colB)
|
|
{
|
|
MyConvertPointerSizeT a, b;
|
|
a.m_ptr = colA->getCollisionShape();
|
|
b.m_ptr = colB->getCollisionShape();
|
|
return (a.m_int < b.m_int);
|
|
}
|
|
|
|
void OpenGLGuiHelper::autogenerateGraphicsObjects(btDiscreteDynamicsWorld* rbWorld)
|
|
{
|
|
//sort the collision objects based on collision shape, the gfx library requires instances that re-use a shape to be added after eachother
|
|
|
|
btAlignedObjectArray<btCollisionObject*> sortedObjects;
|
|
sortedObjects.reserve(rbWorld->getNumCollisionObjects());
|
|
for (int i = 0; i < rbWorld->getNumCollisionObjects(); i++)
|
|
{
|
|
btCollisionObject* colObj = rbWorld->getCollisionObjectArray()[i];
|
|
sortedObjects.push_back(colObj);
|
|
}
|
|
sortedObjects.quickSort(shapePointerCompareFunc);
|
|
for (int i = 0; i < sortedObjects.size(); i++)
|
|
{
|
|
btCollisionObject* colObj = sortedObjects[i];
|
|
//btRigidBody* body = btRigidBody::upcast(colObj);
|
|
//does this also work for btMultiBody/btMultiBodyLinkCollider?
|
|
btSoftBody* sb = btSoftBody::upcast(colObj);
|
|
if (sb)
|
|
{
|
|
colObj->getCollisionShape()->setUserPointer(sb);
|
|
}
|
|
createCollisionShapeGraphicsObject(colObj->getCollisionShape());
|
|
int colorIndex = colObj->getBroadphaseHandle()->getUid() & 3;
|
|
|
|
btVector4 color;
|
|
color = sColors[colorIndex];
|
|
if (colObj->getCollisionShape()->getShapeType() == STATIC_PLANE_PROXYTYPE)
|
|
{
|
|
color.setValue(1, 1, 1, 1);
|
|
}
|
|
createCollisionObjectGraphicsObject(colObj, color);
|
|
if (sb)
|
|
{
|
|
int graphicsInstanceId = colObj->getUserIndex();
|
|
changeInstanceFlags(graphicsInstanceId, B3_INSTANCE_DOUBLE_SIDED);
|
|
}
|
|
}
|
|
}
|
|
|
|
void OpenGLGuiHelper::drawText3D(const char* txt, float position[3], float orientation[4], float color[4], float size, int optionFlags)
|
|
{
|
|
B3_PROFILE("OpenGLGuiHelper::drawText3D");
|
|
|
|
btAssert(m_data->m_glApp);
|
|
m_data->m_glApp->drawText3D(txt, position, orientation, color, size, optionFlags);
|
|
}
|
|
|
|
void OpenGLGuiHelper::drawText3D(const char* txt, float posX, float posY, float posZ, float size)
|
|
{
|
|
B3_PROFILE("OpenGLGuiHelper::drawText3D");
|
|
|
|
btAssert(m_data->m_glApp);
|
|
m_data->m_glApp->drawText3D(txt, posX, posY, posZ, size);
|
|
}
|
|
|
|
struct CommonGraphicsApp* OpenGLGuiHelper::getAppInterface()
|
|
{
|
|
return m_data->m_glApp;
|
|
}
|
|
|
|
void OpenGLGuiHelper::dumpFramesToVideo(const char* mp4FileName)
|
|
{
|
|
if (m_data->m_glApp)
|
|
{
|
|
m_data->m_glApp->dumpFramesToVideo(mp4FileName);
|
|
}
|
|
}
|
|
|
|
void OpenGLGuiHelper::computeSoftBodyVertices(btCollisionShape* collisionShape,
|
|
btAlignedObjectArray<GLInstanceVertex>& gfxVertices,
|
|
btAlignedObjectArray<int>& indices)
|
|
{
|
|
if (collisionShape->getUserPointer() == 0)
|
|
return;
|
|
b3Assert(collisionShape->getUserPointer());
|
|
btSoftBody* psb = (btSoftBody*)collisionShape->getUserPointer();
|
|
gfxVertices.resize(psb->m_faces.size() * 3);
|
|
|
|
for (int i = 0; i < psb->m_faces.size(); i++) // Foreach face
|
|
{
|
|
for (int k = 0; k < 3; k++) // Foreach vertex on a face
|
|
{
|
|
int currentIndex = i * 3 + k;
|
|
for (int j = 0; j < 3; j++)
|
|
{
|
|
gfxVertices[currentIndex].xyzw[j] = psb->m_faces[i].m_n[k]->m_x[j];
|
|
}
|
|
for (int j = 0; j < 3; j++)
|
|
{
|
|
gfxVertices[currentIndex].normal[j] = psb->m_faces[i].m_n[k]->m_n[j];
|
|
}
|
|
for (int j = 0; j < 2; j++)
|
|
{
|
|
gfxVertices[currentIndex].uv[j] = 0.5; //we don't have UV info...
|
|
}
|
|
indices.push_back(currentIndex);
|
|
}
|
|
}
|
|
}
|
|
|
|
void OpenGLGuiHelper::updateShape(int shapeIndex, float* vertices)
|
|
{
|
|
m_data->m_glApp->m_renderer->updateShape(shapeIndex, vertices);
|
|
} |