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Code Issues Releases Wiki Activity

improve BasicDemo, better mouse handling, add colors to drawing

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This commit is contained in:
Erwin Coumans 2014-05-21 09:59:24 -07:00
parent 7f300a877f
commit 28f19f1bab
6 changed files with 25 additions and 11 deletions
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4
Demos/BasicDemo/BasicDemoPhysicsSetup.cpp
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@ -39,7 +39,7 @@ void BasicDemoPhysicsSetup::initPhysics()
{
btScalar mass(0.);
createRigidBody(mass,groundTransform,groundShape);
createRigidBody(mass,groundTransform,groundShape, btVector4(0,0,1,1));
}
@ -99,7 +99,7 @@ btBoxShape* BasicDemoPhysicsSetup::createBoxShape(const btVector3& halfExtents)
return box;
}
btRigidBody* BasicDemoPhysicsSetup::createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape)
btRigidBody* BasicDemoPhysicsSetup::createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape, const btVector4& color)
{
btAssert((!shape || shape->getShapeType() != INVALID_SHAPE_PROXYTYPE));

3
Demos/BasicDemo/BasicDemoPhysicsSetup.h
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@ -11,6 +11,7 @@ class btDiscreteDynamicsWorld;
class btTransform;
class btVector3;
class btBoxShape;
#include "LinearMath/btVector3.h"
#include "LinearMath/btAlignedObjectArray.h"
@ -31,7 +32,7 @@ struct BasicDemoPhysicsSetup
virtual void stepSimulation(float deltaTime);
virtual btRigidBody* createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape);
virtual btRigidBody* createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape, const btVector4& color=btVector4(1,0,0,1));
virtual btBoxShape* createBoxShape(const btVector3& halfExtents);

4
Demos3/bullet2/BasicDemo/BasicDemo.cpp
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@ -68,13 +68,13 @@ void BasicDemo::exitPhysics()
//SimpleOpenGL3App* m_glApp;
btRigidBody* MyBasicDemoPhysicsSetup::createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape)
btRigidBody* MyBasicDemoPhysicsSetup::createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape, const btVector4& color)
{
btRigidBody* body = BasicDemoPhysicsSetup::createRigidBody(mass,startTransform,shape);
int graphicsShapeId = shape->getUserIndex();
btAssert(graphicsShapeId>=0);
btVector3 localScaling = shape->getLocalScaling();
float color[]={0.3,0.3,1,1};
int graphicsInstanceId = m_glApp->m_instancingRenderer->registerGraphicsInstance(graphicsShapeId,startTransform.getOrigin(),startTransform.getRotation(),color,localScaling);
body->setUserIndex(graphicsInstanceId);

2
Demos3/bullet2/BasicDemo/BasicDemo.h
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@ -11,7 +11,7 @@ struct MyBasicDemoPhysicsSetup : public BasicDemoPhysicsSetup
{
SimpleOpenGL3App* m_glApp;
virtual btRigidBody* createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape);
virtual btRigidBody* createRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape, const btVector4& color);
virtual btBoxShape* createBoxShape(const btVector3& halfExtents);
};

6
Demos3/bullet2/BasicDemo/Bullet2RigidBodyDemo.cpp
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@ -5,7 +5,9 @@
Bullet2RigidBodyDemo::Bullet2RigidBodyDemo(SimpleOpenGL3App* app)
:m_glApp(app),
m_pickedBody(0),
m_pickedConstraint(0)
m_pickedConstraint(0),
m_controlPressed(false),
m_altPressed(false)
{
m_config = 0;
m_dispatcher = 0;
@ -143,7 +145,7 @@ bool Bullet2RigidBodyDemo::mouseButtonCallback(int button, int state, float x, f
if (state==1)
{
if(button==0)// && (m_data->m_altPressed==0 && m_data->m_controlPressed==0))
if(button==0 && (!m_altPressed && !m_controlPressed))
{
btVector3 camPos;
m_glApp->m_instancingRenderer->getCameraPosition(camPos);

13
Demos3/bullet2/BasicDemo/Bullet2RigidBodyDemo.h
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@ -5,6 +5,8 @@
#include "../../AllBullet2Demos/BulletDemoInterface.h"
#include "OpenGLWindow/b3gWindowInterface.h"
class Bullet2RigidBodyDemo : public BulletDemoInterface
{
public:
@ -19,7 +21,8 @@ public:
btVector3 m_oldPickingPos;
btVector3 m_hitPos;
btScalar m_oldPickingDist;
bool m_controlPressed;
bool m_altPressed;
public:
@ -35,6 +38,14 @@ public:
virtual bool mouseButtonCallback(int button, int state, float x, float y);
virtual bool keyboardCallback(int key, int state)
{
if (key==B3G_CONTROL)
{
m_controlPressed = (state==1);
}
if (key==B3G_ALT)
{
m_altPressed = (state==1);
}
return false;
}