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This source was successfully built and runned with '''Vim''', '''Irrlicht 1.7.2''' and '''Newton 2.35''', under '''Ubuntu 12.04'''. # Download ''irrlicht-1.7.2.zip''

NewtonBodySetMassMatrix(body, 0.05f, 1, 1, 1); for (int i = 0; i < vertexCount-1; i++) {

g_verts.push_back( D3DXVECTOR3(v[0],v[1],v[2]) ); amin.y = desc->m_boxP0[1]-0.01f;

...al is intended to explain how to setup a simple project using Ogre version 1.0.0, to work with the Newton Game Dynamics physics SDK, currently version 1.31.

return 1; ...(material, appMaterial->m_staticFriction, appMaterial->m_kineticFriction, 1);

size.m_w = 1.0f; origin.m_w = 1.0f;

EnableLimits (smillyFrownyHinge, 1); EnableLimits (smillyFrownyHinge, 1);

#define MAX_PHYSICS_LOOPS 1 NewtonSetSolverModel (g_world, 1);

for (int i = 0; i < PYRAMID_BASE + 1; i ++) { _ASSERTE (param < 1.0f);

vArray[j*3+1] = Pos[j].Y; NewtonTreeCollisionEndBuild(nCollision_, 1);

...phic API. We do the same for the second point except now we set z value to 1 for the far clipping plane.

...tion can mark edge 2, 3 as: 1, 2 | 0x80000000, 3 | 0x80000000 for triangle 1 and 3 | 0x80000000, 2 | 0x80000000, 4 for the second triangle. these featur

...s pointing upwards. Therefore set the “up�? axis for the camera to 0,0,1 meaning its z-axis points upwards. ...the same geometrical characteristics). Since the reference count is set to 1 when you create the collision object, and then incremented each time you co

// Calculate normalised mouse position [0..1] ...Calculate hit global and local position (info.mDistance is in the range [0,1])

...tation of Newton 1.5.3 Tutorial 2 - Using Callbacks. It uses Irrlicht 1.3.1 for the graphics engine. #define IRRTONEWTON 1.0f/NEWTONTOIRR;

...er to create a small application with cubes and spheres. (made with Newton 1.53) ...ation of Newton Game Dynamics is really easy. First download the SDK here [1] (http://newtondynamics.com/downloads.html). Install the SDK. You'll find t

NewtonMaterialSetDefaultCollidable (nWorld, defaultID, defaultID, 1); NewtonMaterialSetDefaultFriction (nWorld, defaultID, defaultID, 1.0f, 0.5f);

m_list = glGenLists(1); ...tonTreeCollisionAddFace(collision, count, &point[0].m_x, sizeof (dVector), 1);

...uyancy on sphere is not working but it will be corrected with the new SDK (1.35). 1) liquidMass = liquidDensity * bodyVolume

...sedConstraint(SceneManager *mgr, World *world, Body *body) : CustomJoint(1,body,NULL) addLinearRow(globalPos+Vector3(1,0,0), globalPos,Vector3(1,0,0));

= Tutorial 1: Getting started = Select the subproject ''Tutorial 1 - Getting started'' and make it the active project.

face[0] = dVector (ent->m_vertex[index + 0], ent->m_vertex[index + 1], ent->m_vertex[index + 2]); index = ent->m_subMeshes[i].m_indexArray[j + 1] * 3;

dVector upDirection (0.0f, 1.0f, 0.0f); NewtonMaterialSetContactFrictionState (material, 0, 1);

<div style="margin: 0.3em 0px 0px 1.8em;"> 1. {{ImageLanguagesLink|Tutorial 101: - Getting Started|Getting Started}}<BR>

=Step 1 of 2: Making your object move= ...me explain, if your object has a mass of 400,000 units and you only apply 1 (one) unit of force, nothing is going to happen. Newton does not translate

1. Get Ogre

#define TEXTURE_SCALE (1.0f / 16.0f) #define ELEVATION_SCALE_INV (1.0f / ELEVATION_SCALE)

index array { 0, 1, 2, 4, 5, 5, 3, 4 …..}

temp=(matrix0.m_front[0]-x2)/(1.0-x2); if (temp<-1.0)

* dFloat *timeOfImpact - pointer to least 1 float variable to contain the time of the intersection.

* If the function aabbOverlap returns 1, Newton proceeds to calculate the array of contacts for the pair of collidi == Porting old newton 1.53 code to newton 2.0 version of the callback ==

const float IrrToNewton = (1.0f / NewtonToIrr); scene::IAnimatedMesh* mesh = smgr->getMesh("D:\\irrlicht-1.1\\media\\earth.x");

// newton-tutorial-1 float force[4] = { 0.0f, gravity * mass, 0.0f, 1.0f };

...ersectionPoint = p0 + intersetParam*(p1-p0). intersetParam is in range [0..1] * return the distance (0.0 to 1.0) above which Newton won't search anymore for intersection points, return

A usual approach in newton 1.53 was, to store the two bodies that were being processed in [[NewtonContac Result := 1;

* certain conditions). If the function *aabbOverlap* returns 1, Newton proceeds to calculate the array of contacts for the pair of

* Changing from Newton 1.53, this callback is now also always called for sleeping / frozen bodies in float force[1] = -9.8f * mass;

* Return 1 to apply buoyancy or 0 for no buyoancy. globalSpacePlane[1] = 1.0f;

* Solid Cylinder Ixx = Iyy = mass * ( \frac{radius^2}{4} + \frac{1}{12}) * height^2 Izz = mass * radius^2 / 2

...xes (i.e. no movement along the z axis). The normal to this plane is (0,0,1) so that is what you pass to the constructor. Any plane is possible by def

* int state - collision state. 1 indicates this body may not tunnel through other objects while moving at hi

1 = enabled * 1 - Significant software cost to set up threads, as well as instruction overh

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...xes (i.e. no movement along the z axis). The normal to this plane is (0,0,1) so that is what you pass to the constructor. Any plane is possible by def

...ed for verticalScale if you have your units in the standard form (1 unit = 1 meter) like e.g. 0.001f if you want your height values to be in the 0.0 - 6

...wing two images (first image: 0.0, or 0% tolerance; second image: 0.01, or 1% tolerance):

* The callback function must return an integer 0 or 1 to either skip or process the bodies in that particular island.

SimpleJoint ::SimpleJoint ( OgreNewt::Body* child) : OgreNewt::CustomJoint( 1, child, NULL ) ...um_constraints parameter shown below is set appropriately. If it is set to 1 for example and you have 3 constraints, no errors are reported, and it simp

...should be, and dir is the vector pivot0 should travel along to reach pivot 1.

...flag that indicates to Newton whether it should optimize this mesh. Set to 1 to optimize the mesh, otherwise set it to 0 to leave triangles same as they ...depends upon the irregularity of the mesh topology. A reduction factor of 1.5 to 2.0 is common. Calling this function with the parameter optimize set t

...ers to euler angles must be valid, you cannot pass a null if you only need 1 solution. posn.hdg = angles[1] * RadiansToDegrees;

* int state - collision state. 1 indicates this body will collide with any linked body. 0 disable collision

...returned geometry is always returned as triangles (3 indexes per face, and 1 faceattribute per face).

* return 1 to keep processing this material body pair for collisions or return 0 to re

# angle[1] - rotation about second matrix row angles[1] = posn.hdg * DegreesToRadians;

* int index - index to the tangent vector. 0 for primary tangent vector or 1 for the secondary tangent vector. ...e synthetic materials can have a friction coefficient that is greater than 1.0, Newton allows for the value to be as high as 2.0.

...in such a way that the velocity of point pointDeltaVeloc will increase by (1, 0, 0)

...tion only wants to change the joint linear acceleration the return code is 1 if the application only wants to change the joint angular acceleration the

...tion only wants to change the joint linear acceleration the return code is 1 if the application only wants to change the joint angular acceleration the

...em_of_Units International System of Units] units with 1 unit calibrated to 1 meter, this is very common and used in most games.

* fixme: this appears to be wrong. It is set to 1.

* 1 to keep this object when performing further processing

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fwrite( buffer, size, 1, (FILE*)serializeHandle );

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...u can then decide wheter you want to process such collision further(return 1), or reject it at this early stage(return 0). If you accept collision, then return 1;

1 = enabled

* int state - Freeze state. 1 to freeze . 0 to unfrezze.

fread( buffer, size, 1, (FILE*)serializeHandle );

* You should return 1 if you with to receive further callbacks, and 0 to stop further callbacks.

<td class="mbox-text">&nbsp; {{{1|You need to enter a parameter for the box. See [[Template:WarningBox]] for

...odies, Collision data, etc. although you can theoretically have more than 1 World in an application, most situations only require a single world.

* model = 1 to signal the engine that is two joints form a kinematic loop

* int index - index to the tangent vector. 0 for primary tangent vector or 1 for the secondary tangent vector.

...ed shall be within the allowed range which is [ 0 .. nr_bodies_in_island - 1 ]

* int state - Autoactivation state: 1 = auto-activation on. 0 = auto-activation off.

* int index - index to the tangent vector. 0 for primary tangent vector or 1 for the secondary tangent vector.

...o the tangent vector. This value can be 0 for primary tangent direction or 1 for the secondary tangent direction.

* int 1 if contact joint is active, 0 if not.

* state: 1 = the body is sleeping [equilibrium]. 0 = the body is not sleeping [not in

* This function will return 1 on single core version of the library.

* int state - state for this material: 1 = collidable; 0 = non collidable

* Tells you the body's auto-sleep mode. 1 = auto-activation on. 0 = auto-activation off.

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