void BubbleChamberApp::drawIntoRoomFbo()
{
mRoomFbo.bindFramebuffer();
gl::clear( ColorA( 0.0f, 0.0f, 0.0f, 0.0f ), true );
gl::setMatricesWindow( mRoomFbo.getSize(), false );
gl::setViewport( mRoomFbo.getBounds() );
gl::disableAlphaBlending();
gl::enable( GL_TEXTURE_2D );
glEnable( GL_CULL_FACE );
glCullFace( GL_BACK );
Matrix44f m;
m.setToIdentity();
m.scale( mRoom.getDims() );
mRoomShader.bind();
mRoomShader.uniform( "mvpMatrix", mActiveCam.mMvpMatrix );
mRoomShader.uniform( "mMatrix", m );
mRoomShader.uniform( "eyePos", mActiveCam.mCam.getEyePoint() );
mRoomShader.uniform( "roomDims", mRoom.getDims() );
mRoomShader.uniform( "power", mRoom.getPower() );
mRoomShader.uniform( "lightPower", mRoom.getLightPower() );
mRoomShader.uniform( "timePer", mRoom.getTimePer() * 1.5f + 0.5f );
mRoom.draw();
mRoomShader.unbind();
mRoomFbo.unbindFramebuffer();
glDisable( GL_CULL_FACE );
}
void ShadedSphereApp::drawIntoRoomFbo()
{
mRoomFbo.bindFramebuffer();
gl::clear( ColorA( 0.0f, 0.0f, 0.0f, 0.0f ), true );
gl::setMatricesWindow( mRoomFbo.getSize(), false );
gl::setViewport( mRoomFbo.getBounds() );
gl::disableAlphaBlending();
gl::enable( GL_TEXTURE_2D );
glEnable( GL_CULL_FACE );
glCullFace( GL_BACK );
Matrix44f m;
m.setToIdentity();
m.scale( mRoom.getDims() );
// mLightsTex.bind( 0 );
mRoomShader.bind();
mRoomShader.uniform( "mvpMatrix", mSpringCam.mMvpMatrix );
mRoomShader.uniform( "mMatrix", m );
mRoomShader.uniform( "eyePos", mSpringCam.getEye() );
mRoomShader.uniform( "roomDims", mRoom.getDims() );
mRoomShader.uniform( "mainPower", mRoom.getPower() );
mRoomShader.uniform( "lightPower", mRoom.getLightPower() );
mRoom.draw();
mRoomShader.unbind();
mRoomFbo.unbindFramebuffer();
glDisable( GL_CULL_FACE );
}
void renderScene()
{
//Colours:
static GLfloat vDarkRed[] = {0.0f, 0.396f, 0.702f, 1.0f};
static GLfloat vDarkGrey[] = {0.2f, 0.2f, 0.2f, 1.0f};
static CStopWatch inputTimer;
//Clear buffers
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
//Beginning push:
modelViewStack.PushMatrix();
//Camera matrix:
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewStack.PushMatrix(mCamera);
modelViewStack.Rotate(-15.0f, 1.0f, 0.0f, 0.0f);
if (screenshot)
{
cameraFrame.SetForwardVector(0, 0, -1);
cameraFrame.SetUpVector(0, 1, 0);
cameraFrame.GetCameraMatrix(mCamera);
modelViewStack.PushMatrix(mCamera);
}
//Light source:
static M3DVector4f vAmbient = {0.1f, 0.1f, 0.1f, 1.0f};
static M3DVector4f vLightPos = {4.0f, -6.5f, 10.0f, 1.0f};
static M3DVector4f vLightEyePos;
m3dTransformVector4(vLightEyePos, vLightPos, mCamera);
//Draw floor and grid:
glEnable(GL_MULTISAMPLE);
cRoom.draw(shaderManager, tPipeline, modelViewStack);
// Highlight grid
hlGrid.draw(shaderManager, tPipeline, modelViewStack);
//Draw desks:
stuDesks.drawAll(shaderManager, tPipeline, vLightEyePos, modelViewStack, vAmbient); //Draw polygon version of desks
glDisable(GL_MULTISAMPLE); //Disable multisampling (to use AA)
glEnable(GL_BLEND); //Enable blending
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glPolygonOffset(-1.0f, -1.0f);
glEnable(GL_POLYGON_OFFSET_LINE); //Render wireframe in front of polygon
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); //Wireframe mode
glEnable(GL_LINE_SMOOTH); //Enable AA
stuDesks.drawAll(shaderManager, tPipeline, vLightEyePos, modelViewStack, vAmbient, vDarkGrey); //Draw wireframe version of desks
//Reset stuff as they were before:
glDisable(GL_LINE_SMOOTH);
glDisable(GL_POLYGON_OFFSET_LINE);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glDisable(GL_BLEND);
//End cam push:
modelViewStack.PopMatrix();
//End pop:
modelViewStack.PopMatrix();
if (!screenshot)
{
newDeskButton.draw(W_WIDTH, W_HEIGHT);
removeDeskButton.draw(W_WIDTH, W_HEIGHT);
exportButton.draw(W_WIDTH, W_HEIGHT);
}
glutSwapBuffers();
if (screenshot)
{
char name[38];
sprintf(name, "Exports/screenshot%d.tga", expCounter);
gltWriteTGA(name);
counterSaver();
modelViewStack.PopMatrix();
screenshot = false;
}
glutPostRedisplay();
handleInput(inputTimer);
}