void
SegmentsPainter::draw(const ContinuationSegment& continuation) {
glCheck(glEnable(GL_TEXTURE_2D));
drawSlice(continuation.getSourceSlice(), 0.5, 1.0, 0.5);
drawSlice(continuation.getTargetSlice(), 0.5, 1.0, 0.5);
util::point<double> center1 = continuation.getSourceSlice()->getComponent()->getCenter();
util::point<double> center2 = continuation.getTargetSlice()->getComponent()->getCenter();
unsigned int section1 = continuation.getSourceSlice()->getSection();
unsigned int section2 = continuation.getTargetSlice()->getSection();
glCheck(glDisable(GL_TEXTURE_2D));
glBegin(GL_LINES);
glCheck(glVertex3f(center1.x, center1.y, section1*_zScale));
glCheck(glVertex3f(center2.x, center2.y, section2*_zScale));
glCheck(glEnd());
glBegin(GL_POINTS);
glCheck(glVertex3f(center1.x, center1.y, section1*_zScale));
glCheck(glVertex3f(center2.x, center2.y, section2*_zScale));
glCheck(glEnd());
}
int drawSphere(GLfloat radius, GLint slices, SPHERE_MODE mode)
{
int i=0,j=0,w=2*slices,h=slices;
point *mx;
mx=getPointMatrix(radius,slices);
if(!mx)return 0;
for(;i<h-1;i++)
{
for(j=0;j<w-1;j++)
drawSlice(&mx[i*w+j],&mx[i*w+j+1],&mx[(i+1)*w+j+1],&mx[(i+1)*w+j],mode);
drawSlice(&mx[i*w+j],&mx[i*w],&mx[(i+1)*w],&mx[(i+1)*w+j],mode);
}
free(mx);
return 1;
}
void GLLUTWidget::init() {
if (_lut!=0) {
int z=_lut->getSizeX();
int x=_lut->getSizeY();
int y=_lut->getSizeZ();
//clear any old slices:
unsigned int n=slices.size();
if (n>0) {
for (unsigned int i=n;i>0;i--) {
delete slices[i-1];
}
}
slices.clear();
//reload 'slices' into texture memory:
for (unsigned int i=0;i<(unsigned int)z;i++) {
Slice * tmp=new Slice();
tmp->resize(x,y);
tmp->bg->load();
tmp->selection->load(GL_CLAMP,GL_CLAMP,GL_NEAREST,GL_NEAREST);
tmp->sampler->load(GL_CLAMP,GL_CLAMP, GL_LINEAR, GL_LINEAR);
drawSlice(tmp,_lut,i);
slices.push_back(tmp);
}
needs_init=false;
}
}
void
SegmentsPainter::draw(const BranchSegment& branch) {
glCheck(glEnable(GL_TEXTURE_2D));
drawSlice(branch.getSourceSlice(), 0.5, 0.5, 1.0);
drawSlice(branch.getTargetSlice1(), 0.5, 0.5, 1.0);
drawSlice(branch.getTargetSlice2(), 0.5, 0.5, 1.0);
util::point<double> center1 = branch.getSourceSlice()->getComponent()->getCenter();
util::point<double> center2 = branch.getTargetSlice1()->getComponent()->getCenter();
util::point<double> center3 = branch.getTargetSlice2()->getComponent()->getCenter();
unsigned int section1 = branch.getSourceSlice()->getSection();
unsigned int section2 = branch.getTargetSlice1()->getSection();
unsigned int section3 = branch.getTargetSlice2()->getSection();
glCheck(glDisable(GL_TEXTURE_2D));
glBegin(GL_LINES);
glVertex3f(center1.x, center1.y, section1*_zScale);
glVertex3f(center2.x, center2.y, section2*_zScale);
glCheck(glEnd());
glBegin(GL_POINTS);
glVertex3f(center1.x, center1.y, section1*_zScale);
glVertex3f(center2.x, center2.y, section2*_zScale);
glCheck(glEnd());
glBegin(GL_LINES);
glVertex3f(center1.x, center1.y, section1*_zScale);
glVertex3f(center3.x, center3.y, section3*_zScale);
glCheck(glEnd());
glBegin(GL_POINTS);
glVertex3f(center1.x, center1.y, section1*_zScale);
glVertex3f(center3.x, center3.y, section3*_zScale);
glCheck(glEnd());
}
void GLLUTWidget::setChannel(int c) {
state.channel=c;
if (actionViewToggleOtherChannels->isChecked()==false) {
for (unsigned int i=0;i<slices.size();i++) {
drawSlice( slices[i],_lut,i,false,true,false);
}
}
redraw();
}
void
SegmentsPainter::draw(const EndSegment& end) {
glCheck(glEnable(GL_TEXTURE_2D));
drawSlice(end.getSlice(), 1.0, 0.5, 0.5);
glCheck(glDisable(GL_TEXTURE_2D));
}
void drawFrame(const uint8_t frame[8][8])
{
uint8_t i;
for(i = 0; i < 8; i++)
{
setSlice(i);
drawSlice(frame[i]);
SysCtlDelay( 1000 * WAIT_1US );
}
}
void ImageViewer::paintEvent(QPaintEvent* event) {
if (!_draw) {
return;
}
if (_core == NULL) {
drawSample(event);
} else {
drawSlice(event);
}
}
void VHParticlesRender::drawSlices()
{
batchSize = pSys->nParts / nSlices;
glClearColor(0.0, 0.0, 0.0, 0.0);
lightFbo->bind();
glClearColor(1.0 - lightColor[0], 1.0 - lightColor[1], 1.0 - lightColor[2], 0.0);
glClear(GL_COLOR_BUFFER_BIT);
imageFbo->bind();
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
/*int at;
glGetIntegerv ( GL_ACTIVE_TEXTURE, &at );
int mm;
glGetIntegerv ( GL_MATRIX_MODE, &mm );
GLfloat texMat[16];
glGetFloatv(GL_TEXTURE_MATRIX, texMat);*/
glActiveTexture(GL_TEXTURE0);
glMatrixMode(GL_TEXTURE);
//glPushMatrix();
glLoadMatrixf((GLfloat *) shadowMatrix.get_value());
//---
for(int i=0; i<nSlices; i++) {
// draw slice from camera view, sampling light buffer
drawSlice(i);
// draw slice from light view to light buffer, accumulating shadows
drawSliceLightView(i);
if (doBlur) {
blurLightBuffer();
}
}
glActiveTexture(GL_TEXTURE0);
glMatrixMode(GL_TEXTURE);
//glPopMatrix();
glLoadIdentity();
//GLfloat texMat2[16];
//glGetFloatv(GL_TEXTURE_MATRIX, texMat2);
glMatrixMode(GL_MODELVIEW);
}
void ChromaClockApp::run() {
ClockApp::run();
millis_t start = Uptime::millis();
while (Uptime::millis() - start < _maxDrawTime) {
drawSlice(_curSlice, c[_curSlice],r[_curSlice]);
_curSlice++;
if (_curSlice >= _slices) {
_curSlice = 0;
};
}
}
void GLLUTWidget::editRedo() {
if (_lut==0) return;
if (redoStack.empty() == false) {
UndoState * s=redoStack.back();
UndoState * r=new UndoState(_lut);
s->restore(_lut);
for(int i=0; i<slices.size(); i++)
drawSlice(slices[i],_lut, i, false,true,false);
redoStack.pop_back();
delete s;
undoStack.push_back(r);
}
actionUndo->setEnabled(!undoStack.empty());
actionRedo->setEnabled(!redoStack.empty());
_lut->updateDerivedLUTs();
redraw();
}
void
VolumeBuffer::runProgram(Program *fprog, int bank)
{
m_fbo->Bind();
glPushAttrib(GL_VIEWPORT_BIT);
glViewport(0, 0, m_width, m_height);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0);
glDisable(GL_DEPTH_TEST);
switch(m_blendMode) {
case BLEND_ADDITIVE:
glEnable(GL_BLEND);
glBlendFunc(GL_ONE, GL_ONE);
break;
}
fprog->BindTextures();
fprog->Activate();
for(int z=0; z<m_depth; z++) {
// attach texture slice to FBO
m_fbo->AttachTexture(GL_TEXTURE_3D, m_tex[bank], GL_COLOR_ATTACHMENT0_EXT, 0, z);
// render
drawSlice((z + 0.5f) / (float) m_depth);
}
fprog->Deactivate();
glDisable(GL_BLEND);
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
glPopAttrib();
m_fbo->Disable();
}
void SunburstCanvas::drawCanvas(unsigned Rt, double animationStep) {
glColor3f(1.0f, 1.0f, 1.0f);
glRectd(top_left.x, top_left.y, bottom_right.x, bottom_right.y);
double unitWidth = (2.0 * PI) / (double) entityData->entities.size();
double currentTheta = 0.0;
for (auto b : entityData->sortedBaseEntities) {
if (b->getName() == "")
continue;
drawSlice(b, Rt, currentTheta);
// Increment theta to avoid overlap
if (b->isEntity())
currentTheta += unitWidth;
}
}
void GLLUTWidget::drawEvent ( QMouseEvent * event )
{
//get coordinates
int x;
int y;
if (glPixel2LUTCoordinates(event,x,y)==true) {
_lut->lock();
if ((event->button() == Qt::RightButton)) {
//if right mouse button:
//FIXME: add a (if direct statement)
if (state.continuing_undo==false) editStore();
_lut->maskFillYZ(state.slice_idx, x,y,
(_mode==LUTChannelMode_Numeric) ? state.channel : (((event->modifiers() & Qt::AltModifier) != 0x00) ? (~(0x00)) : (0x01 << state.channel)),
_mode,
(event->modifiers() & (Qt::ShiftModifier | Qt::AltModifier)) != 0x00,actionViewToggleOtherChannels->isChecked(),actionExclusiveMode->isChecked());
drawSlice(slices[state.slice_idx], _lut, state.slice_idx,false, true,false);
//update texture
slices[state.slice_idx]->selection_update_pending=true;
state.continuing_undo=false;
} else {
if ((event->buttons() & Qt::RightButton) == 0x00) {
if (state.continuing_undo==false) editStore();
//get current mask value
if (state.drag_on==true) {
drawLine(x,y,state.drag_start_x,state.drag_start_y,event);
} else {
drawPixel(x,y,event);
}
state.drag_start_x=x;
state.drag_start_y=y;
state.drag_on=true;
state.continuing_undo=true;
}
}
//update texture
slices[state.slice_idx]->selection_update_pending=true;
_lut->unlock();
this->redraw();
}
}
// draw particles as slices with shadowing
void SmokeRenderer::drawSlices()
{
m_batchSize = mNumParticles / m_numSlices;
// clear light buffer
m_srcLightTexture = 0;
m_lightFbo->Bind();
m_lightFbo->AttachTexture(GL_TEXTURE_2D, m_lightTexture[m_srcLightTexture], GL_COLOR_ATTACHMENT0_EXT);
glClearColor(1.0 - m_lightColor[0], 1.0 - m_lightColor[1], 1.0 - m_lightColor[2], 0.0);
glClear(GL_COLOR_BUFFER_BIT);
m_lightFbo->Disable();
// clear volume image
m_imageFbo->Bind();
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
m_imageFbo->Disable();
glActiveTexture(GL_TEXTURE0);
glMatrixMode(GL_TEXTURE);
glLoadMatrixf((GLfloat *) m_shadowMatrix.get_value());
// render slices
if (m_numDisplayedSlices > m_numSlices) m_numDisplayedSlices = m_numSlices;
for(int i=0; i<m_numDisplayedSlices; i++) {
// draw slice from camera view, sampling light buffer
drawSlice(i);
// draw slice from light view to light buffer, accumulating shadows
drawSliceLightView(i);
if (m_doBlur) {
blurLightBuffer();
}
}
glActiveTexture(GL_TEXTURE0);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
}
void SliceRenderer::drawOnScreen(int animationId, int animationFrame, int screenX, int screenY, float facing, float scale, Graphics::Surface &surface) {
if (scale == 0.0f) {
return;
}
_position.x = 0;
_position.y = 0;
_position.z = 0;
_facing = facing;
loadFrame(animationId, animationFrame);
float frameHeight = _frameSliceHeight * _frameSliceCount;
float frameSize = sqrt(_frameScale.x * 255.0f * _frameScale.x * 255.0f + _frameScale.y * 255.0f * _frameScale.y * 255.0f);
float size = scale / MAX(frameSize, frameHeight);
float s = sin(_facing);
float c = cos(_facing);
Matrix3x2 m_rotation(c, -s, 0.0f,
s, c, 0.0f);
Matrix3x2 m_frame(_frameScale.x, 0.0f, _framePos.x,
0.0f, _frameScale.y, _framePos.y);
Matrix3x2 m_scale_size_25_5(size, 0.0f, 0.0f,
0.0f, 25.5f, 0.0f);
Matrix3x2 m_translate_x_32k(1.0f, 0.0f, screenX,
0.0f, 1.0f, 32768.0f);
Matrix3x2 m_scale_64k_64(65536.0f, 0.0f, 0.0f,
0.0f, 64.0f, 0.0f);
Matrix3x2 m = m_scale_64k_64 * (m_translate_x_32k * (m_scale_size_25_5 * (m_rotation * m_frame)));
setupLookupTable(_m11lookup, m(0, 0));
setupLookupTable(_m12lookup, m(0, 1));
_m13 = m(0, 2);
setupLookupTable(_m21lookup, m(1, 0));
setupLookupTable(_m22lookup, m(1, 1));
_m23 = m(1, 2);
int frameY = screenY + (size / 2.0f * frameHeight);
int currentY = frameY;
float currentSlice = 0;
float sliceStep = 1.0f / size / _frameSliceHeight;
uint16 *frameLinePtr = (uint16 *)surface.getPixels() + 640 * frameY;
uint16 lineZbuffer[640];
while (currentSlice < _frameSliceCount) {
if (currentY >= 0 && currentY < 480) {
memset(lineZbuffer, 0xFF, 640 * 2);
drawSlice(currentSlice, false, frameLinePtr, lineZbuffer, currentY);
currentSlice += sliceStep;
currentY--;
frameLinePtr -= 640;
}
}
}
void SliceRenderer::drawInWorld(int animationId, int animationFrame, Vector3 position, float facing, float scale, Graphics::Surface &surface, uint16 *zbuffer) {
assert(_lights);
assert(_setEffects);
//assert(_view);
_vm->_sliceRenderer->setupFrameInWorld(animationId, animationFrame, position, facing);
assert(_sliceFramePtr);
if (_screenRectangle.isEmpty()) {
return;
}
SliceLineIterator sliceLineIterator;
sliceLineIterator.setup(
_endScreenVector.x, _endScreenVector.y, _endScreenVector.z,
_startScreenVector.x, _startScreenVector.y, _startScreenVector.z,
_endSlice, _startSlice,
_mvpMatrix
);
SliceRendererLights sliceRendererLights = SliceRendererLights(_lights);
_lights->setupFrame(_view->_frame);
_setEffects->setupFrame(_view->_frame);
float sliceLine = sliceLineIterator.line();
sliceRendererLights.calculateColorBase(
Vector3(_position.x, _position.y, _position.z + _frameBottomZ + sliceLine * _frameSliceHeight),
Vector3(_position.x, _position.y, _position.z + _frameBottomZ),
sliceLineIterator._endY - sliceLineIterator._startY);
float setEffectsColorCoeficient;
Color setEffectColor;
_setEffects->calculateColor(
_view->_cameraPosition,
Vector3(_position.x, _position.y, _position.z + _frameBottomZ + sliceLine * _frameSliceHeight),
&setEffectsColorCoeficient,
&setEffectColor);
_lightsColor.r = setEffectsColorCoeficient * sliceRendererLights._finalColor.r * 65536.0f;
_lightsColor.g = setEffectsColorCoeficient * sliceRendererLights._finalColor.g * 65536.0f;
_lightsColor.b = setEffectsColorCoeficient * sliceRendererLights._finalColor.b * 65536.0f;
_setEffectColor.r = setEffectColor.r * 31.0f * 65536.0f;
_setEffectColor.g = setEffectColor.g * 31.0f * 65536.0f;
_setEffectColor.b = setEffectColor.b * 31.0f * 65536.0f;
setupLookupTable(_m12lookup, sliceLineIterator._sliceMatrix(0, 1));
setupLookupTable(_m11lookup, sliceLineIterator._sliceMatrix(0, 0));
_m13 = sliceLineIterator._sliceMatrix(0, 2);
setupLookupTable(_m21lookup, sliceLineIterator._sliceMatrix(1, 0));
setupLookupTable(_m22lookup, sliceLineIterator._sliceMatrix(1, 1));
_m23 = sliceLineIterator._sliceMatrix(1, 2);
if (_animationsShadowEnabled[_animation]) {
float coeficientShadow;
Color colorShadow;
_setEffects->calculateColor(
_view->_cameraPosition,
_position,
&coeficientShadow,
&colorShadow);
int transparency = 32.0f * sqrt(setEffectColor.r * setEffectColor.r + setEffectColor.g * setEffectColor.g + setEffectColor.b * setEffectColor.b);
drawShadowInWorld(transparency, surface, zbuffer);
}
int frameY = sliceLineIterator._startY;
uint16 *frameLinePtr = (uint16 *)surface.getPixels() + 640 * frameY;
uint16 *zBufferLinePtr = zbuffer + 640 * frameY;
while (sliceLineIterator._currentY <= sliceLineIterator._endY) {
sliceLine = sliceLineIterator.line();
sliceRendererLights.calculateColorSlice(Vector3(_position.x, _position.y, _position.z + _frameBottomZ + sliceLine * _frameSliceHeight));
if (sliceLineIterator._currentY & 1) {
_setEffects->calculateColor(
_view->_cameraPosition,
Vector3(_position.x, _position.y, _position.z + _frameBottomZ + sliceLine * _frameSliceHeight),
&setEffectsColorCoeficient,
&setEffectColor);
}
_lightsColor.r = setEffectsColorCoeficient * sliceRendererLights._finalColor.r * 65536.0f;
_lightsColor.g = setEffectsColorCoeficient * sliceRendererLights._finalColor.g * 65536.0f;
_lightsColor.b = setEffectsColorCoeficient * sliceRendererLights._finalColor.b * 65536.0f;
_setEffectColor.r = setEffectColor.r * 31.0f * 65536.0f;
_setEffectColor.g = setEffectColor.g * 31.0f * 65536.0f;
_setEffectColor.b = setEffectColor.b * 31.0f * 65536.0f;
if (frameY >= 0 && frameY < 480) {
drawSlice((int)sliceLine, true, frameLinePtr, zBufferLinePtr, frameY);
}
sliceLineIterator.advance();
frameY += 1;
frameLinePtr += 640;
zBufferLinePtr += 640;
}
}
