void BulletTestApp::setup()
{
// Set up lighting
mLight = new gl::Light( gl::Light::DIRECTIONAL, 0 );
mLight->setDirection( Vec3f( 0.0f, 0.1f, 0.3f ).normalized() );
mLight->setAmbient( ColorAf( 0.2f, 0.2f, 0.2f, 1.0f ) );
mLight->setDiffuse( ColorAf( 1.0f, 1.0f, 1.0f, 1.0f ) );
mLight->enable();
// Load meshes
loadModels();
// Create a Bullet dynamics world
mWorld = bullet::createWorld();
// Load texture
mTexGround = gl::Texture( loadImage( loadResource( RES_TEX_GROUND )));
mTexBackBoard = gl::Texture( loadImage( loadResource( RES_TEX_BACKBOARD )));
mTexRing = gl::Texture( loadImage( loadResource( RES_TEX_RING )));
mTexBasketBall = gl::Texture( loadImage( loadResource( RES_TEX_BASKETBALL )));
// Parameters
mFrameRate = 0.0f;
mPoint = 0;
mViewX = -27;
mViewY = -64;
mViewZ = 0;
mStrengthX = 0;
mStrengthY = 44;
mStrengthZ = 33;
// mStrengthY = 0;
// mStrengthZ = 0;
mParams = params::InterfaceGl( "Params", Vec2i( 200, 250) );
mParams.addParam( "Frame Rate", &mFrameRate, "", true );
mParams.addParam( "Point" , &mPoint , "", true );
mParams.addText ( "View" );
mParams.addParam( "view_x" , &mViewX, "min=-100 max=100 step=1 keyIncr=7 keyDecr=4" );
mParams.addParam( "view_y" , &mViewY, "min=-100 max=100 step=1 keyIncr=8 keyDecr=5" );
mParams.addParam( "view_z" , &mViewZ, "min=-100 max=100 step=1 keyIncr=9 keyDecr=6" );
mParams.addText ( "Strength" );
mParams.addParam( "strength_x" , &mStrengthX, "min=-100 max=100 step=1 keyIncr=q keyDecr=a" );
mParams.addParam( "strength_y" , &mStrengthY, "min=-100 max=100 step=1 keyIncr=w keyDecr=s" );
mParams.addParam( "strength_z" , &mStrengthZ, "min=-100 max=100 step=1 keyIncr=e keyDecr=d" );
// Initialize
initTest();
// Run first resize to initialize view
resize( ResizeEvent( getWindowSize() ) );
}
void BulletTestApp::update()
{
mFrameRate = getAverageFps();
// Update light
mLight->update( mCamera );
// // Set box rotation
// float rotation = math<float>::sin( ( float )getElapsedSeconds() * 0.3333f ) * 0.35f ;
// mGroundTransform.setRotation( btQuaternion( 0.25f, 0.0f, 1.0f + rotation * 0.1f, rotation ) );
// mGroundTransform.setOrigin( btVector3( 0.0f, -60.0f, 0.0f ) );
//
// // Apply rotation to box
// btRigidBody* body = bullet::toBulletRigidBody( mGround );
// body->getMotionState()->setWorldTransform( mGroundTransform );
// body->setWorldTransform( mGroundTransform );
// Update dynamics world
mWorld->update( mFrameRate );
// Remove out of bounds objects
for( bullet::Iter object = mWorld->begin(); object != mWorld->end(); )
{
if ( object != mWorld->begin() && object->getPosition().y < -800.0f )
{
object = mWorld->erase( object );
}
else
{
++object;
}
}
checkPoint();
}
void BulletTestApp::setup()
{
mDragging = false;
mFrameRate = 0.0f;
mTest = 9;
mTestPrev = mTest;
// Set up lighting
mLight = new gl::Light( gl::Light::DIRECTIONAL, 0 );
mLight->setDirection( Vec3f( 0.0f, 0.1f, 0.3f ).normalized() );
mLight->setAmbient( ColorAf( 0.2f, 0.2f, 0.2f, 1.0f ) );
mLight->setDiffuse( ColorAf( 1.0f, 1.0f, 1.0f, 1.0f ) );
mLight->enable();
// Load meshes
loadModels();
// Create a Bullet dynamics world
mWorld = bullet::createWorld();
// Load texture
mTexSquare = gl::Texture( loadImage( loadResource( RES_TEX_SQUARE ) ) );
mTexSphere = gl::Texture( loadImage( loadResource( RES_TEX_SPHERE ) ) );
mTexTerrain = gl::Texture( loadImage( loadResource( RES_TEX_TERRAIN ) ) );
mTexTerrain.setWrap( GL_REPEAT, GL_REPEAT );
mTexTerrain.unbind();
// Init terrain pointer
mTerrain = 0;
// Parameters
mParams = params::InterfaceGl( "Params", Vec2i( 200, 120 ) );
mParams.addParam( "Frame Rate", &mFrameRate, "", true );
mParams.addParam( "Test", &mTest, "min=0 max=9 step=1 keyDecr=t keyIncr=T" );
mParams.addButton( "Drop", bind( &BulletTestApp::drop, this ), "key=space" );
mParams.addButton( "Screen shot", bind( &BulletTestApp::screenShot, this ), "key=s" );
mParams.addButton( "Quit", bind( &BulletTestApp::quit, this ), "key=q" );
// Initialize
initTest();
// Run first resize to initialize view
resize( ResizeEvent( getWindowSize() ) );
}
void BulletTestApp::setup()
{
// Set test mode
mTest = 0;
mTestPrev = mTest;
// Set up lighting
mLight = new gl::Light( gl::Light::DIRECTIONAL, 0 );
mLight->setDirection( Vec3f( 0.0f, 0.1f, 0.3f ).normalized() );
mLight->setAmbient( ColorAf( 0.2f, 0.2f, 0.2f, 1.0f ) );
mLight->setDiffuse( ColorAf( 1.0f, 1.0f, 1.0f, 1.0f ) );
mLight->enable();
// Load meshes
loadModels();
// Create a Bullet dynamics world
mWorld = bullet::createWorld();
// Load texture
mTexSquare = gl::Texture( loadImage( loadResource( RES_TEX_SQUARE ) ) );
mTexSphere = gl::Texture( loadImage( loadResource( RES_TEX_SPHERE ) ) );
mTexTerrain = gl::Texture( loadImage( loadResource( RES_TEX_TERRAIN ) ) );
mTexTerrain.setWrap( GL_REPEAT, GL_REPEAT );
mTexTerrain.unbind();
// Init terrain pointer
mTerrain = 0;
// Parameters
mFrameRate = 0.0f;
mParams = params::InterfaceGl( "Params", Vec2i( 150, 100) );
mParams.addParam( "Frame Rate", &mFrameRate, "", true );
mParams.addParam( "Test", &mTest, "min=0 max=7 step=1 keyDecr=d keyIncr=D" );
// Initialize
initTest();
// Run first resize to initialize view
resize( ResizeEvent( getWindowSize() ) );
}
void VboMeshSampleApp::update()
{
// Update FPS
mFrameRate = getAverageFps();
// Toggle fullscreen
if ( mFullScreen != isFullScreen() ) {
setFullScreen( mFullScreen );
}
// Reset the meshes if the segment count changes
if ( mNumSegmentsPrev != mNumSegments ) {
createMeshes();
mNumSegmentsPrev = mNumSegments;
}
// Update light on every frame
mLight->update( mCamera );
}
void BulletTestApp::update()
{
// Run next test
if ( mTest != mTestPrev ) {
mTestPrev = mTest;
initTest();
}
mFrameRate = getAverageFps();
// Update light
mLight->update( mCamera );
if ( mTest < 3 ) {
// Set box rotation
float rotation = math<float>::sin( ( float )getElapsedSeconds() * 0.3333f ) * 0.35f ;
mGroundTransform.setRotation( btQuaternion( 0.25f, 0.0f, 1.0f + rotation * 0.1f, rotation ) );
mGroundTransform.setOrigin( btVector3( 0.0f, -60.0f, 0.0f ) );
// Apply rotation to box
btRigidBody* body = bullet::toBulletRigidBody( mGround );
body->getMotionState()->setWorldTransform( mGroundTransform );
body->setWorldTransform( mGroundTransform );
} else if ( mTest == 6 ) {
// Read data
Channel32f& input = mTerrain->getData();
// Get image dimensions
int32_t height = input.getHeight();
int32_t width = input.getWidth();
// Create output channel
Channel32f output = Channel32f( width, height );
// Move pixel value over by one
for ( int32_t y = 0; y < height; y++ ) {
for ( int32_t x = 0; x < width; x++ ) {
float value = input.getValue( Vec2i( x, y ) );
Vec2i position( ( x + 1 ) % width, ( y + 1 ) % height );
output.setValue( position, value );
}
}
// Copy new data back to original
input.copyFrom( output, output.getBounds() );
// Shift texture coordinates to match positions
vector<Vec2f>& texCoords = mTerrain->getTexCoords();
Vec2f delta( 1.0f / (float)width, 1.0f / (float)height );
for ( vector<Vec2f>::iterator uv = texCoords.begin(); uv != texCoords.end(); ++uv ) {
*uv -= delta;
}
// Update terrain VBO
mTerrain->updateVbo();
} else if ( mTest == 7 ) {
bool init = !mSurface;
if ( mCapture.isCapturing() && mCapture.checkNewFrame() ) {
mSurface = mCapture.getSurface();
ip::flipVertical( &mSurface );
if ( init ) {
mTerrain = new DynamicTerrain( Channel32f( 160, 160 ), -1.0f, 1.0f, Vec3f( 2.0f, 70.0f, 2.0f ), 0.0f );
mWorld->pushBack( mTerrain );
btRigidBody* terrain = ( btRigidBody* )mTerrain->getBulletBody();
terrain->setAngularFactor( 0.6f );
terrain->setFriction( 0.6f );
} else {
mTerrain->getData().copyFrom( Channel32f( mSurface ), Area( 0, 0, 160, 160 ) );
mTerrain->updateVbo();
}
}
}
// Update dynamics world
mWorld->update( mFrameRate );
/*if ( mGround ) {
Iter iter = mWorld->find( mGround );
OutputDebugStringA( toString( iter->getPosition().x ).c_str() );
OutputDebugStringA( "\n" );
}*/
// Remove out of bounbds objects
for ( bullet::Iter object = mWorld->begin(); object != mWorld->end(); ) {
if ( object != mWorld->begin() && object->getPosition().y < -800.0f ) {
object = mWorld->erase( object );
} else {
++object;
}
}
// Remove objects when count is too high
uint32_t max = mTest >= 4 ? MAX_OBJECTS_TERRAIN : MAX_OBJECTS;
if ( mWorld->getNumObjects() > max + 1 ) {
for ( uint32_t i = 1; i < mWorld->getNumObjects() - MAX_OBJECTS_TERRAIN; i++ ) {
mWorld->erase( mWorld->begin() + 1 );
}
}
}
void VboMeshSampleApp::setup()
{
// Setting an unrealistically high frame rate effectively
// disables frame rate limiting
setFrameRate( 10000.0f );
setWindowSize( 800, 600 );
// Set up OpenGL to work with default lighting
glShadeModel( GL_SMOOTH );
gl::enable( GL_POLYGON_SMOOTH );
glHint( GL_POLYGON_SMOOTH_HINT, GL_NICEST );
gl::enable( GL_NORMALIZE );
gl::enableAlphaBlending();
gl::enableDepthRead();
gl::enableDepthWrite();
// Load the texture map
mTexture = gl::Texture( loadImage( loadResource( RES_TEXTURE ) ) );
// Define properties
mFrameRate = 0.0f;
mFullScreen = false;
mLightEnabled = true;
mMeshIndex = 0;
mNumSegments = 48;
mNumSegmentsPrev = mNumSegments;
mScale = Vec3f::one();
mTextureEnabled = true;
mWireframe = false;
// Set up the arcball
mArcball = Arcball( getWindowSize() );
mArcball.setRadius( (float)getWindowHeight() * 0.5f );
// Set up the camera
mCamera = CameraPersp( getWindowWidth(), getWindowHeight(), 60.0f, 0.0001f, 10.0f );
mCamera.lookAt( Vec3f( 0.0f, 0.0f, -5.0f ), Vec3f::zero() );
// Set up the light
mLight = new gl::Light( gl::Light::DIRECTIONAL, 0 );
mLight->setAmbient( ColorAf::white() );
mLight->setDiffuse( ColorAf::white() );
mLight->setDirection( Vec3f::one() );
mLight->setPosition( Vec3f::one() * -1.0f );
mLight->setSpecular( ColorAf::white() );
mLight->enable();
// Define the mesh titles for the params GUI
mMeshTitles.push_back( "Cube" );
mMeshTitles.push_back( "Sphere" );
mMeshTitles.push_back( "Cylinder" );
mMeshTitles.push_back( "Cone" );
mMeshTitles.push_back( "Circle" );
mMeshTitles.push_back( "Square" );
mMeshTitles.push_back( "Ring" );
mMeshTitles.push_back( "Custom" );
// Set up the params GUI
mParams = params::InterfaceGl( "Params", Vec2i( 200, 320 ) );
mParams.addParam( "Frame rate", &mFrameRate, "", true );
mParams.addSeparator();
mParams.addParam( "Enable light", &mLightEnabled, "key=l" );
mParams.addParam( "Enable texture", &mTextureEnabled, "key=t" );
mParams.addParam( "Mesh type", mMeshTitles, &mMeshIndex, "keyDecr=m keyIncr=M" );
mParams.addParam( "Scale", &mScale );
mParams.addParam( "Segments", &mNumSegments, "keyDecr=s keyIncr=S min=3 max=1024 step=1" );
mParams.addParam( "Wireframe", &mWireframe, "key=w" );
mParams.addSeparator();
mParams.addParam( "Full screen", &mFullScreen, "key=f" );
mParams.addButton( "Screen shot", bind( &VboMeshSampleApp::screenShot, this ), "key=space" );
mParams.addButton( "Quit", bind( &VboMeshSampleApp::quit, this ), "key=q" );
// Generate meshes
createMeshes();
}