void CPUSkinningAlgorithm::drawPrimitives(
SkinnedGeometry *skinGeo, CPUSkinningDataAttachment* data, DrawEnv *pEnv)
{
// store glColor.
Color4f color;
#if !defined(OSG_OGL_COREONLY) || defined(OSG_CHECK_COREONLY)
if(skinGeo->getColors() != NULL)
glGetFloatv(GL_CURRENT_COLOR, color.getValuesRGBA());
#endif
GeoPumpGroup::PropertyCharacteristics prop =
GeoPumpGroup::characterizeGeometry(skinGeo);
GeoPumpGroup::GeoPump pump = GeoPumpGroup::findGeoPump(pEnv, prop);
if(pump != NULL)
{
pump(pEnv,
skinGeo->getLengths(), skinGeo->getTypes(),
data ->getMFProperties(), skinGeo->getMFPropIndices());
}
else
{
SWARNING << "CPUSkinningAlgorithm::drawPrimitives: no GeoPump found "
<< "for SkinnedGeometry " << skinGeo
<< std::endl;
}
#if !defined(OSG_OGL_COREONLY) || defined(OSG_CHECK_COREONLY)
// restore glColor.
if(skinGeo->getColors() != NULL)
glColor4fv(color.getValuesRGBA());
#endif
}
void Graphics3DExtrude::drawText(const Pnt2f& Position, const std::string& Text, const UIFontUnrecPtr TheFont, const Color4f& Color, const Real32& Opacity) const
{
TextLayoutParam layoutParam;
layoutParam.spacing = 1.1;
layoutParam.majorAlignment = TextLayoutParam::ALIGN_BEGIN;
layoutParam.minorAlignment = TextLayoutParam::ALIGN_BEGIN;
TextLayoutResult layoutResult;
TheFont->layout(Text, layoutParam, layoutResult);
TheFont->getTexture()->activate(getDrawEnv());
Real32 Alpha(Color.alpha() * Opacity * getOpacity());
//Setup the blending equations properly
glPushAttrib(GL_COLOR_BUFFER_BIT);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
glColor4f(Color.red(), Color.green(), Color.blue(), Alpha );
glPushMatrix();
glTranslatef(Position.x(), Position.y(), 0.0);
glScalef(TheFont->getSize(), TheFont->getSize(), 1);
drawCharacters(layoutResult, TheFont);
glPopMatrix();
TheFont->getTexture()->deactivate(getDrawEnv());
glDisable(GL_BLEND);
glPopAttrib();
}
void Graphics3DExtrude::drawArc(const Pnt2f& Center, const Real32& Width, const Real32& Height, const Real32& StartAngleRad, const Real32& EndAngleRad, const Real32& LineWidth, const UInt16& SubDivisions, const Color4f& Color, const Real32& Opacity) const
{
GLfloat previousLineWidth;
glGetFloatv(GL_LINE_WIDTH, &previousLineWidth);
Real32 angleNow = StartAngleRad;
Real32 angleDiff = (EndAngleRad-StartAngleRad)/(static_cast<Real32>(SubDivisions));
//If andle difference is bigger to a circle, set it to equal to a circle
if(EndAngleRad-StartAngleRad > 2*3.1415926535)
angleDiff = 2*3.1415926535/static_cast<Real32>(SubDivisions);
Real32 Alpha(Color.alpha() * Opacity * getOpacity());
if(Alpha < 1.0)
{
//Setup the blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
glLineWidth(LineWidth);
glBegin(GL_LINE_STRIP);
glColor4f(Color.red(), Color.green(), Color.blue(), Alpha );
//draw vertex lines
for(UInt16 i = 0 ; i<SubDivisions+1 ; ++i)
{
glVertex2f( static_cast<Real32>(Center.x()) + static_cast<Real32>(Width)*osgCos(angleNow ),static_cast<Real32>(Center.y()) +static_cast<Real32>(Height)*osgSin(angleNow));
//glVertex2f(Center.x() + Width*osgCos(angleNow + angleDiff), Center.y() + Height*osgSin(angleNow+angleDiff));
angleNow += angleDiff;
}
glEnd();
if(Alpha < 1.0)
{
glDisable(GL_BLEND);
}
glLineWidth(previousLineWidth);
}
bool ImageDiffer::Diff(const Image& ref, const Image& target) {
SAFE_DELETE(m_diffData);
SAFE_DELETE(m_displayData);
if (ref.GetWidth() != target.GetWidth() ||
ref.GetHeight() != target.GetHeight()) {
ApolloException::NotYetImplemented();
}
m_ref = &ref;
m_target = ⌖
m_diffData = new Image(ref.GetWidth(), ref.GetHeight());
m_displayData = new Image(ref.GetWidth(), ref.GetHeight());
bool identical = true;
for (UINT32 row = 0; row < ref.GetHeight(); row++) {
for (UINT32 col = 0; col < ref.GetWidth(); col++) {
Color4f diff = ref.GetPixel(row, col) - target.GetPixel(row, col);
diff.Abs();
m_diffData->SetPixel(diff, row, col);
diff *= m_magnify;
if (diff.MaxChannel() > m_threshold) {
Color4f c1 = ref.GetPixel(row, col);
Color4f c2 = target.GetPixel(row, col);
identical = false;
}
}
}
m_displayDirty = true;
return identical;
}
Color4b::Color4b (const Color4f& rhs)
{
r = rhs.r_as_byte();
g = rhs.g_as_byte();
b = rhs.b_as_byte();
a = rhs.a_as_byte();
}
void GlobalAccumulationFramebuffer::develop_to_tile(
Tile& tile,
const size_t origin_x,
const size_t origin_y,
const size_t tile_x,
const size_t tile_y,
const float scale) const
{
const size_t tile_width = tile.get_width();
const size_t tile_height = tile.get_height();
for (size_t y = 0; y < tile_height; ++y)
{
for (size_t x = 0; x < tile_width; ++x)
{
Color4f color;
color.rgb() =
get_pixel(
origin_x + x,
origin_y + y);
color.rgb() *= scale;
color.a = 1.0f;
tile.set_pixel(x, y, color);
}
}
}
void VanDerWaalsGLRenderer::drawAtoms( const BioStruct3DColorScheme* colorScheme )
{
static float tolerance = 0.45f;
int numSlices = 10 * settings->detailLevel;
GLUquadricObj *pObj = gluNewQuadric();
gluQuadricNormals(pObj, GLU_SMOOTH);
// Draw atoms as spheres
foreach (const SharedMolecule mol, bioStruct.moleculeMap) {
foreach (int index, shownModels) {
const Molecule3DModel& model = mol->models.value(index);
foreach(const SharedAtom atom, model.atoms) {
float radius = AtomConstants::getAtomCovalentRadius(atom->atomicNumber);
Vector3D pos = atom->coord3d;
Color4f atomColor = colorScheme->getAtomColor(atom);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, atomColor.getConstData());
glPushMatrix();
glTranslatef(pos.x, pos.y, pos.z);
gluSphere(pObj, radius + tolerance, numSlices, numSlices);
glPopMatrix();
}
}
}
gluDeleteQuadric(pObj);
}
auto_ptr<Image> compare(const Image& lhs, const Image& rhs, const IPixelOp& op)
{
const CanvasProperties& lhs_props = lhs.properties();
const CanvasProperties& rhs_props = rhs.properties();
if (lhs_props.m_canvas_width != rhs_props.m_canvas_width ||
lhs_props.m_canvas_height != rhs_props.m_canvas_height ||
lhs_props.m_channel_count != rhs_props.m_channel_count)
throw ExceptionNonMatchingImageCharacteristics();
if (lhs_props.m_channel_count != 4)
throw ExceptionUnsupportedChannelCount();
auto_ptr<Image> output(new Image(lhs));
for (size_t y = 0; y < lhs_props.m_canvas_height; ++y)
{
for (size_t x = 0; x < lhs_props.m_canvas_width; ++x)
{
Color4f lhs_color;
lhs.get_pixel(x, y, lhs_color);
Color4f rhs_color;
rhs.get_pixel(x, y, rhs_color);
Color4f result;
result.rgb() = op(lhs_color.rgb(), rhs_color.rgb());
result.a = 1.0f;
output->set_pixel(x, y, saturate(result));
}
}
return output;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
Color4ub::Color4ub(const Color4f& other)
{
m_rgba[0] = static_cast<ubyte>(other.r()*255.0f);
m_rgba[1] = static_cast<ubyte>(other.g()*255.0f);
m_rgba[2] = static_cast<ubyte>(other.b()*255.0f);
m_rgba[3] = static_cast<ubyte>(other.a()*255.0f);
}
void ImageDiffer::ComputePercentDiff() {
for (UINT32 row = 0; row < m_diffData->GetHeight(); row++) {
for (UINT32 col = 0; col < m_diffData->GetWidth(); col++) {
Color4f color = m_diffData->GetPixel(row, col);
color.r = fabs(color.r);
color.g = fabs(color.g);
color.b = fabs(color.b);
color.a = fabs(color.a);
FLOAT diffLuminance = color.ToLuminance();
FLOAT refLuminance = MAX(
m_ref->GetPixel(row, col).ToLuminance(),
m_target->GetPixel(row, col).ToLuminance());
Color4f displayColor;
FLOAT diff = 0;
if (diffLuminance > EPSILON) {
diff = diffLuminance / refLuminance;
diff *= m_magnify;
if (diff <= m_threshold) diff = 0;
}
displayColor = UIHelper::GetColorIntensity(diff);
m_displayData->SetPixel(displayColor, row, col);
}
}
}
//--------------------------------------------------------------------------------------------------
/// Draw a background rectangle using OGL 1.1 compatibility
//--------------------------------------------------------------------------------------------------
void InternalLegendRenderTools::renderBackgroundImmediateMode(OpenGLContext* oglContext,
const Vec2f& size,
const Color4f& backgroundColor,
const Color4f& backgroundFrameColor)
{
RenderStateDepth depth(false);
depth.applyOpenGL(oglContext);
RenderStateLighting_FF lighting(false);
lighting.applyOpenGL(oglContext);
RenderStateBlending blend;
blend.configureTransparencyBlending();
blend.applyOpenGL(oglContext);
// Frame vertices
std::array<Vec3f, 4> vertexArray = {
Vec3f(1 , 1, 0.0f),
Vec3f(size.x(), 1, 0.0f),
Vec3f(size.x(), size.y(), 0.0f),
Vec3f(1 , size.y(), 0.0f),
};
glColor4fv(backgroundColor.ptr());
glBegin(GL_TRIANGLE_FAN);
glVertex3fv(vertexArray[0].ptr());
glVertex3fv(vertexArray[1].ptr());
glVertex3fv(vertexArray[2].ptr());
glVertex3fv(vertexArray[3].ptr());
glEnd();
// Render Line around
{
glColor4fv(backgroundFrameColor.ptr());
glBegin(GL_LINES);
glVertex3fv(vertexArray[0].ptr());
glVertex3fv(vertexArray[1].ptr());
glVertex3fv(vertexArray[1].ptr());
glVertex3fv(vertexArray[2].ptr());
glVertex3fv(vertexArray[2].ptr());
glVertex3fv(vertexArray[3].ptr());
glVertex3fv(vertexArray[3].ptr());
glVertex3fv(vertexArray[0].ptr());
glEnd();
}
// Reset render states
RenderStateLighting_FF resetLighting;
resetLighting.applyOpenGL(oglContext);
RenderStateDepth resetDepth;
resetDepth.applyOpenGL(oglContext);
RenderStateBlending resetblend;
resetblend.applyOpenGL(oglContext);
CVF_CHECK_OGL(oglContext);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void UniformFloat::set(const Color4f& value)
{
m_type = FLOAT_VEC4;
m_data.resize(4);
m_data[0] = value.r();
m_data[1] = value.g();
m_data[2] = value.b();
m_data[3] = value.a();
}
void FrozenDisplayRenderer::capture()
{
SamplingContext::RNGType rng;
SamplingContext sampling_context(
rng,
m_sampling_mode,
2, // number of dimensions
0, // number of samples -- unknown
0); // initial instance number
size_t point_index = 0;
for (size_t ty = 0; ty < m_frame_props.m_tile_count_y; ++ty)
{
for (size_t tx = 0; tx < m_frame_props.m_tile_count_x; ++tx)
{
const Tile& color_tile = m_color_image.tile(tx, ty);
const Tile& depth_tile = m_depth_image.tile(tx, ty);
const size_t tile_width = color_tile.get_width();
const size_t tile_height = color_tile.get_height();
for (size_t py = 0; py < tile_height; ++py)
{
for (size_t px = 0; px < tile_width; ++px)
{
// Compute film point in NDC.
const Vector2d ndc =
m_frame.get_sample_position(
tx, ty,
px, py,
0.5, 0.5);
// Retrieve pixel depth.
const float depth = depth_tile.get_component<float>(px, py, 0);
if (depth >= 0.0f)
{
// Generate a world space ray going through that film point.
ShadingRay ray;
m_camera.spawn_ray(sampling_context, Dual2d(ndc), ray);
// Retrieve pixel color.
Color4f pixel;
color_tile.get_pixel(px, py, pixel);
// Compute and store world space point and color.
RenderPoint point;
point.m_position = Vector3f(ray.point_at(depth));
point.m_color = pixel.rgb();
m_points[point_index++] = point;
}
}
}
}
}
}
void Triangle::draw(const Color4f& _color) const
{
glColor4f(_color.r(),_color.g(),_color.b(),_color.a());
glBegin(GL_TRIANGLES);
glNormal3f(COORDS(n_));
glVertex3f(COORDS(v0()));
glVertex3f(COORDS(v1()));
glVertex3f(COORDS(v2()));
glEnd();
}
void VRGeometry::setRandomColors() {
GeoPnt3fPropertyRecPtr pos = dynamic_cast<GeoPnt3fProperty*>(mesh->getPositions());
int N = pos->size();
GeoVec4fPropertyRecPtr cols = GeoVec4fProperty::create();
for (int i=0; i<N; i++) {
Color4f c; c.setRandom();
cols->addValue( c );
}
setColors(cols);
}
void EdLevelPropertyColorField::doReadParams(void)
{
blockSignals(true);
keyButton()->disconnect();
// Has Key
if (_data->plug()) {
keyButton()->setIcon(QIcon(":/images/key.png"));
connect( keyButton(), SIGNAL(pressed()),
this, SLOT(doKeyframePressed()) );
} else {
keyButton()->setIcon(QIcon(":/images/blank.png"));
}
// Has Input
if (_data->plug() && _data->plug()->has_incoming_connection()) {
hasInputButton()->setIcon(QIcon(":/images/has_input.png"));
} else {
hasInputButton()->setIcon(QIcon(":/images/blank.png"));
}
// Has Output
if (_data->plug() && _data->plug()->has_outgoing_connection()) {
hasOutputButton()->setIcon(QIcon(":/images/has_output.png"));
} else {
hasOutputButton()->setIcon(QIcon(":/images/blank.png"));
}
TextBufferStream stream;
_data->value(stream);
Color4f val;
stream >> val;
Color4b val_b(val);
_r->setValue(val_b.r_as_byte());
_g->setValue(val_b.g_as_byte());
_b->setValue(val_b.b_as_byte());
_a->setValue(val_b.a_as_byte());
_r2->setText( MoreStrings::cast_to_string(val.r_as_float()).c_str() );
_g2->setText( MoreStrings::cast_to_string(val.g_as_float()).c_str() );
_b2->setText( MoreStrings::cast_to_string(val.b_as_float()).c_str() );
_a2->setText( MoreStrings::cast_to_string(val.a_as_float()).c_str() );
doColorChange(0);
blockSignals(false);
}
void VertexTriangle::draw(const Color4f& _color) const
{
glColor4f(_color.r(),_color.g(),_color.b(),_color.a());
glBegin(GL_TRIANGLES);
glNormal3f(COORDS(v[0]->n));
glVertex3f(COORDS(v[0]->v));
glNormal3f(COORDS(v[1]->n));
glVertex3f(COORDS(v[1]->v));
glNormal3f(COORDS(v[2]->n));
glVertex3f(COORDS(v[2]->v));
glEnd();
}
void ImageMetrics::ComputeMeanAndStdDeviation(const Image* image, Color4f& mean, Color4f& stddev) {
mean = Color4f::ZERO();
stddev = Color4f::ZERO();;
UINT32 w = image->GetWidth();
UINT32 h = image->GetHeight();
UINT32 pitch = image->GetPitch();
const Color4f* data = image->GetData();
for (UINT32 row = 0; row < h; row++) {
const Color4f* rowData = data + row*pitch;
for (UINT32 col = 0; col < w; col++) {
mean += rowData[col];
}
}
mean /= (FLOAT) image->GetSize();
for (UINT32 row = 0; row < h; row++) {
const Color4f* rowData = data + row*pitch;
for (UINT32 col = 0; col < w; col++) {
Color4f diff = rowData[col] - mean;
stddev.MultAggregate(diff, diff);
}
}
stddev /= (FLOAT) image->GetSize();
stddev.r = sqrtf(stddev.r);
stddev.g = sqrtf(stddev.g);
stddev.b = sqrtf(stddev.b);
stddev.a = sqrtf(stddev.a);
}
void MtlBlinnSW3D::Transmit(ShadeContext3D &sc)
{
BlinnBlock &block = (BlinnBlock &) sc.GetMaterialBlock(this);
const Vector4f &vertexColor = IsSet(block.VertexColor) ? *block.VertexColor : WHITE4F;
Color4f diffuseMtl;
if (DiffuseMtl)
{
DiffuseMtl->Shade(sc);
diffuseMtl = *block.Color;
}
else
diffuseMtl = WHITE4F;
Color4f Kd = Mul(PreDiffuse, Mul(diffuseMtl, vertexColor));
if (fabs(Kd.A) < 0.0001f)
Kd = Color4f(1.0f, 1.0f, 1.0f, 0.0f);
else
{
Kd.R /= Kd.A;
Kd.G /= Kd.A;
Kd.B /= Kd.A;
}
float32 y = Kd.Luminance();
Color4f satColor = Lerp(Color4f(y, y, y, 1.0f), Kd, Saturation);
satColor.A = 1.0f;
Color4f textureDetail = Lerp(Color4f(0.0f, 0.0f, 0.0f, 1.0f), satColor, ColorDetail);
textureDetail.A = 1.0f;
float32 alphaDetail = Lerp(0.0f, 1.0f - Kd.A, AlphaDetail);
Color4f outTrans = (1.0f - alphaDetail) * textureDetail + Color4f(alphaDetail); // compute 1 - (1 - ad) * (1 - td)
outTrans = Color4f(1.0f) - Mul(Color4f(1.0f) - outTrans, Color4f(1.0f) - Transmittance);
sc.Transmittance.R = max(min(outTrans.R, 1.0f), 0.0f);
sc.Transmittance.G = max(min(outTrans.G, 1.0f), 0.0f);
sc.Transmittance.B = max(min(outTrans.B, 1.0f), 0.0f);
sc.Transmittance.A = outTrans.A;
FuASSERT(sc.Transmittance.A >= 0.0f && sc.Transmittance.A <= 1.002f, (""));
}
void EdLevelPropertyColorField::doWriteParams2(void)
{
Color4f val;
val.set_r( MoreStrings::cast_from_string<DTfloat>(_r2->text().toUtf8().data()) );
val.set_g( MoreStrings::cast_from_string<DTfloat>(_g2->text().toUtf8().data()) );
val.set_b( MoreStrings::cast_from_string<DTfloat>(_b2->text().toUtf8().data()) );
val.set_a( MoreStrings::cast_from_string<DTfloat>(_a2->text().toUtf8().data()) );
TextBufferStream stream;
stream << val;
TextBufferStream oldstream;
_data->value(oldstream);
// Only if value changed
if (stream.buffer() != oldstream.buffer()) {
emit doCommand(QString("SetProp \"") + _node->full_name().c_str() + "." + _data->title().c_str() + "\" (" + stream.buffer().c_str() + ")", _data->flags() & DATA_FLUSH_UI);
}
}
Color4f Frame::linear_rgb_to_frame(const Color4f& linear_rgb) const
{
Color4f result;
// Transform the input color to the color space of the frame.
switch (impl->m_color_space)
{
case ColorSpaceLinearRGB:
result = linear_rgb;
break;
case ColorSpaceSRGB:
result.rgb() = fast_linear_rgb_to_srgb(linear_rgb.rgb());
result.a = linear_rgb.a;
break;
case ColorSpaceCIEXYZ:
result.rgb() = linear_rgb_to_ciexyz(linear_rgb.rgb());
result.a = linear_rgb.a;
break;
default:
assert(!"Invalid target color space.");
result = linear_rgb;
break;
}
// Clamp the color.
// todo: mark clamped pixels in the diagnostic map.
result = impl->m_clamping ? saturate(result) : clamp_to_zero(result);
// Gamma-correct color.
if (impl->m_gamma_correct)
{
// todo: investigate the usage of fast_pow() for gamma correction.
const float rcp_target_gamma = impl->m_rcp_target_gamma;
result[0] = pow(result[0], rcp_target_gamma);
result[1] = pow(result[1], rcp_target_gamma);
result[2] = pow(result[2], rcp_target_gamma);
}
return result;
}
void Graphics3DExtrude::drawQuad(const Pnt2f& p1, const Pnt2f& p2, const Pnt2f& p3, const Pnt2f& p4,
const Vec2f& t1, const Vec2f& t2, const Vec2f& t3, const Vec2f& t4,
const Color4f& color, const TextureObjChunkUnrecPtr Texture,
const Real32& Opacity) const
{
Real32 Alpha( Opacity * getOpacity() * color.alpha());
if(Alpha < 1.0 || Texture->getImage()->hasAlphaChannel())
{
//Setup the Blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
if(Texture != NULL)
{
Texture->activate(getDrawEnv());
}
glBegin(GL_QUADS);
glColor4f(color.red(), color.green(), color.blue(), Alpha );
glTexCoord2fv(t1.getValues());
glVertex2fv(p1.getValues());
glTexCoord2fv(t2.getValues());
glVertex2fv(p2.getValues());
glTexCoord2fv(t3.getValues());
glVertex2fv(p3.getValues());
glTexCoord2fv(t4.getValues());
glVertex2fv(p4.getValues());
glEnd();
if(Texture != NULL)
{
Texture->deactivate(getDrawEnv());
}
if(Alpha < 1.0 || Texture->getImage()->hasAlphaChannel())
{
glDisable(GL_BLEND);
}
}
void Render(void)
{
glCullFace(GL_BACK);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// glClearColor(0,0,0,0);
Color4f ccl = colorub_2_color4f( int_2_color4ub(0xe8a76eff) );
glClearColor( ccl.red(), ccl.green(), ccl.blue(), ccl.alpha() );
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPolygonMode(GL_FRONT, GL_FILL);
glColor4ub(0xff, 0x00, 0x00, 0xff);
glVertexPointer(2, GL_FLOAT, 0, g_stroker.vertices());
glEnableClientState(GL_VERTEX_ARRAY);
glDrawArrays(GL_TRIANGLE_STRIP, 0, g_stroker.vertexCount()/2);
glPolygonMode(GL_FRONT, GL_LINE);
glColor4ub(0xff, 0xff, 0xff, 0xff);
glVertexPointer(2, GL_FLOAT, 0, g_stroker.vertices());
glEnableClientState(GL_VERTEX_ARRAY);
glDrawArrays(GL_TRIANGLE_STRIP, 0, g_stroker.vertexCount()/2);
#ifdef TEXTURE_STROKE_APP
// turn on texture
glEnable (GL_TEXTURE_2D);
RoadRender renderer;
int ret = renderer.extrudeLines(gPath, 18);
if (RoadRender::EXTRUDE_SUCCESS==ret)
{
renderer.render(textureId);
}
// drawTextureQuad(windowWidth, windowHeight, textureId);
#endif
glutSwapBuffers();
checkForError("swap");
}
void Graphics3DExtrude::drawPolygon(const MFPnt2f Verticies, const Color4f& Color, const Real32& Opacity) const
{
Real32 Alpha(Color.alpha() * Opacity * getOpacity());
if(Alpha < 1.0)
{
//Setup the Blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
glBegin(GL_POLYGON);
glColor4f(Color.red(), Color.green(), Color.blue(), Alpha );
for(UInt32 i=0 ; i<Verticies.size() ; ++i)
{
glVertex2fv(Verticies[i].getValues());
}
glEnd();
if(Alpha < 1.0)
{
glDisable(GL_BLEND);
}
}
void Graphics3DExtrude::drawLine(const Pnt2f& TopLeft, const Pnt2f& BottomRight, const Real32& Width, const Color4f& Color, const Real32& Opacity) const
{
GLfloat previousLineWidth;
glGetFloatv(GL_LINE_WIDTH, &previousLineWidth);
Real32 Alpha(Color.alpha() * Opacity * getOpacity());
if(Alpha < 1.0)
{
//Setup the blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
glLineWidth(Width);
glBegin(GL_LINES);
glColor4f(Color.red(), Color.green(), Color.blue(), Alpha );
glVertex2fv(TopLeft.getValues());
glVertex2fv(BottomRight.getValues());
glEnd();
if(Alpha < 1.0)
{
glDisable(GL_BLEND);
}
glLineWidth(previousLineWidth);
}
void ColorTest::access() {
Color3f c3(15, 255, 10);
const Color3f cc3(15, 255, 10);
CORRADE_COMPARE(c3.r(), 15);
CORRADE_COMPARE(c3.g(), 255);
CORRADE_COMPARE(c3.b(), 10);
CORRADE_COMPARE(cc3.r(), 15);
CORRADE_COMPARE(cc3.g(), 255);
CORRADE_COMPARE(cc3.b(), 10);
Color4 c4(125, 98, 51, 22);
const Color4f cc4(125, 98, 51, 22);
CORRADE_COMPARE(c4.r(), 125);
CORRADE_COMPARE(c4.g(), 98);
CORRADE_COMPARE(c4.b(), 51);
CORRADE_COMPARE(c4.a(), 22);
CORRADE_COMPARE(cc4.r(), 125);
CORRADE_COMPARE(cc4.g(), 98);
CORRADE_COMPARE(cc4.b(), 51);
CORRADE_COMPARE(cc4.a(), 22);
}
MaterialTransitPtr OctreeVisualization::createMatFilled(OctreePtr tree,
const Octree::OTNodePtr node,
const Color3f& CoolColor,
const Color3f& HotColor,
Real32 Alpha,
BlendChunk* BaseBlendChunk,
PolygonChunk* BasePolygonChunk
)
{
//Calculate the Color
//Real32 t = static_cast<Real32>(node->getDepth())/static_cast<Real32>(tree->getDepth());
//Color3f NodeColor(t*HotColor + (1.0f-t)*CoolColor);
Color3f NodeColor;
Color4f NodeColorWithAlpha;
if(node->getContainsObstacles())
{
NodeColor = HotColor;
NodeColorWithAlpha.setValuesRGBA(NodeColor.red(),NodeColor.green(),NodeColor.blue(),0.55);
}
else
{
NodeColor = CoolColor;
NodeColorWithAlpha.setValuesRGBA(NodeColor.red(),NodeColor.green(),NodeColor.blue(),0.05);
}
MaterialChunkRecPtr DefaultMatChunk = MaterialChunk::create();
DefaultMatChunk->setAmbient(NodeColorWithAlpha);
DefaultMatChunk->setDiffuse(NodeColorWithAlpha);
ChunkMaterialRecPtr NodeMat = ChunkMaterial::create();
NodeMat->setSortKey(1);
NodeMat->addChunk(BaseBlendChunk);
NodeMat->addChunk(BasePolygonChunk);
NodeMat->addChunk(DefaultMatChunk);
return MaterialTransitPtr(NodeMat);
}
void Graphics3DExtrude::drawQuad(const Pnt2f& p1, const Pnt2f& p2, const Pnt2f& p3, const Pnt2f& p4,
const Color4f& c1, const Color4f& c2, const Color4f& c3, const Color4f& c4,
const Real32& Opacity) const
{
Real32 MinAlpha( osgMin(osgMin(c1.alpha(), c2.alpha()), osgMin(c3.alpha(), c4.alpha())) * Opacity * getOpacity());
if(MinAlpha < 1.0)
{
//Setup the Blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
glBegin(GL_QUADS);
//Front
glNormal3f(0.0,0.0,1.0);
glColor4f(c1.red(), c1.green(), c1.blue(), c1.alpha() * Opacity * getOpacity() );
glVertex3f(p1.x(), p1.y(), 0.0);
glColor4f(c4.red(), c4.green(), c4.blue(), c4.alpha() * Opacity * getOpacity() );
glVertex3f(p4.x(), p4.y(), 0.0);
glColor4f(c3.red(), c3.green(), c3.blue(), c3.alpha() * Opacity * getOpacity() );
glVertex3f(p3.x(), p3.y(), 0.0);
glColor4f(c2.red(), c2.green(), c2.blue(), c2.alpha() * Opacity * getOpacity() );
glVertex3f(p2.x(), p2.y(), 0.0);
//Back
glNormal3f(0.0,0.0,-1.0);
glColor4f(c1.red(), c1.green(), c1.blue(), c1.alpha() * Opacity * getOpacity() );
glVertex3f(p1.x(), p1.y(), getExtrudeLength());
glColor4f(c2.red(), c2.green(), c2.blue(), c2.alpha() * Opacity * getOpacity() );
glVertex3f(p2.x(), p2.y(), getExtrudeLength());
glColor4f(c3.red(), c3.green(), c3.blue(), c3.alpha() * Opacity * getOpacity() );
glVertex3f(p3.x(), p3.y(), getExtrudeLength());
glColor4f(c4.red(), c4.green(), c4.blue(), c4.alpha() * Opacity * getOpacity() );
glVertex3f(p4.x(), p4.y(), getExtrudeLength());
//Top
glNormal3f(0.0,-1.0,0.0);
glColor4f(c1.red(), c1.green(), c1.blue(), c1.alpha() * Opacity * getOpacity() );
glVertex3f(p1.x(), p1.y(), 0.0);
glColor4f(c2.red(), c2.green(), c2.blue(), c2.alpha() * Opacity * getOpacity() );
glVertex3f(p2.x(), p2.y(), 0.0);
glColor4f(c2.red(), c2.green(), c2.blue(), c2.alpha() * Opacity * getOpacity() );
glVertex3f(p2.x(), p2.y(), getExtrudeLength());
glColor4f(c1.red(), c1.green(), c1.blue(), c1.alpha() * Opacity * getOpacity() );
glVertex3f(p1.x(), p1.y(), getExtrudeLength());
//Bottom
glNormal3f(0.0,1.0,0.0);
glColor4f(c3.red(), c3.green(), c3.blue(), c3.alpha() * Opacity * getOpacity() );
glVertex3f(p3.x(), p3.y(), 0.0);
glColor4f(c4.red(), c4.green(), c4.blue(), c4.alpha() * Opacity * getOpacity() );
glVertex3f(p4.x(), p4.y(), 0.0);
glColor4f(c4.red(), c4.green(), c4.blue(), c4.alpha() * Opacity * getOpacity() );
glVertex3f(p4.x(), p4.y(), getExtrudeLength());
glColor4f(c3.red(), c3.green(), c3.blue(), c3.alpha() * Opacity * getOpacity() );
glVertex3f(p3.x(), p3.y(), getExtrudeLength());
//Right
glNormal3f(1.0,0.0,0.0);
glColor4f(c2.red(), c2.green(), c2.blue(), c2.alpha() * Opacity * getOpacity() );
glVertex3f(p2.x(), p2.y(), 0.0);
glColor4f(c3.red(), c3.green(), c3.blue(), c3.alpha() * Opacity * getOpacity() );
glVertex3f(p3.x(), p3.y(), 0.0);
glColor4f(c3.red(), c3.green(), c3.blue(), c3.alpha() * Opacity * getOpacity() );
glVertex3f(p3.x(), p3.y(), getExtrudeLength());
glColor4f(c2.red(), c2.green(), c2.blue(), c2.alpha() * Opacity * getOpacity() );
glVertex3f(p2.x(), p2.y(), getExtrudeLength());
//Left
glNormal3f(-1.0,0.0,0.0);
glColor4f(c1.red(), c1.green(), c1.blue(), c1.alpha() * Opacity * getOpacity() );
glVertex3f(p1.x(), p1.y(), 0.0);
glVertex3f(p1.x(), p1.y(), getExtrudeLength());
glColor4f(c4.red(), c4.green(), c4.blue(), c4.alpha() * Opacity * getOpacity() );
glVertex3f(p4.x(), p4.y(), getExtrudeLength());
glVertex3f(p4.x(), p4.y(), 0.0);
glEnd();
if(MinAlpha < 1.0)
{
glDisable(GL_BLEND);
}
}
void Graphics3DExtrude::drawRect(const Pnt2f& TopLeft, const Pnt2f& BottomRight, const Color4f& Color, const Real32& Opacity) const
{
Real32 Alpha(Color.alpha() * Opacity * getOpacity());
if(Alpha < 1.0 || getEnablePolygonAntiAliasing())
{
//Setup the Blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
glColor4f(Color.red(), Color.green(), Color.blue(), Alpha );
glBegin(GL_QUADS);
//Front
glNormal3f(0.0,0.0,1.0);
glVertex3f(TopLeft.x(), TopLeft.y(), 0.0);
glVertex3f(TopLeft.x(), BottomRight.y(), 0.0);
glVertex3f(BottomRight.x(), BottomRight.y(), 0.0);
glVertex3f(BottomRight.x(), TopLeft.y(), 0.0);
//Back
glNormal3f(0.0,0.0,-1.0);
glVertex3f(TopLeft.x(), TopLeft.y(), getExtrudeLength());
glVertex3f(BottomRight.x(), TopLeft.y(), getExtrudeLength());
glVertex3f(BottomRight.x(), BottomRight.y(), getExtrudeLength());
glVertex3f(TopLeft.x(), BottomRight.y(), getExtrudeLength());
//Top
glNormal3f(0.0,-1.0,0.0);
glVertex3f(TopLeft.x(), TopLeft.y(), 0.0);
glVertex3f(BottomRight.x(), TopLeft.y(), 0.0);
glVertex3f(BottomRight.x(), TopLeft.y(), getExtrudeLength());
glVertex3f(TopLeft.x(), TopLeft.y(), getExtrudeLength());
//Bottom
glNormal3f(0.0,1.0,0.0);
glVertex3f(TopLeft.x(), BottomRight.y(), 0.0);
glVertex3f(TopLeft.x(), BottomRight.y(), getExtrudeLength());
glVertex3f(BottomRight.x(), BottomRight.y(), getExtrudeLength());
glVertex3f(BottomRight.x(), BottomRight.y(), 0.0);
//Right
glNormal3f(1.0,0.0,0.0);
glVertex3f(BottomRight.x(), TopLeft.y(), 0.0);
glVertex3f(BottomRight.x(), BottomRight.y(), 0.0);
glVertex3f(BottomRight.x(), BottomRight.y(), getExtrudeLength());
glVertex3f(BottomRight.x(), TopLeft.y(), getExtrudeLength());
//Left
glNormal3f(-1.0,0.0,0.0);
glVertex3f(TopLeft.x(), TopLeft.y(), 0.0);
glVertex3f(TopLeft.x(), TopLeft.y(), getExtrudeLength());
glVertex3f(TopLeft.x(), BottomRight.y(), getExtrudeLength());
glVertex3f(TopLeft.x(), BottomRight.y(), 0.0);
glEnd();
if(Alpha < 1.0 || getEnablePolygonAntiAliasing())
{
glDisable(GL_BLEND);
}
}
void Graphics3DExtrude::drawComplexDisc(const Pnt2f& Center, const Real32& InnerRadius, const Real32& OuterRadius, const Real32& StartAngleRad, const Real32& EndAngleRad, const UInt16& SubDivisions, const Color4f& CenterColor, const Color4f& OuterColor, const Real32& Opacity) const
{
Real32 angleNow = StartAngleRad;
Real32 angleDiff = (EndAngleRad-StartAngleRad)/(static_cast<Real32>(SubDivisions));
if(EndAngleRad-StartAngleRad > 2*3.1415926535)
angleDiff = 2*3.1415926535/static_cast<Real32>(SubDivisions);
if(CenterColor.alpha() < 1.0 ||
OuterColor.alpha() < 1.0)
{
//Setup the blending equations properly
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
}
//Front
glBegin(GL_QUAD_STRIP);
glNormal3f(0.0,0.0,1.0);
for(UInt16 i = 0 ; i<SubDivisions+1 ; ++i)
{
glColor4f(OuterColor.red(), OuterColor.green(), OuterColor.blue(), OuterColor.alpha());
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(OuterRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(OuterRadius)*osgSin(angleNow),0.0);
glColor4f(CenterColor.red(), CenterColor.green(), CenterColor.blue(), CenterColor.alpha());
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(InnerRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(InnerRadius)*osgSin(angleNow), 0.0);
angleNow += angleDiff;
}
glEnd();
//OuterArc
angleNow = StartAngleRad;
glBegin(GL_QUAD_STRIP);
glColor4f(OuterColor.red(), OuterColor.green(), OuterColor.blue(), OuterColor.alpha());
for(UInt16 i = 0 ; i<SubDivisions+1 ; ++i)
{
glNormal3f(osgCos(angleNow),osgSin(angleNow),0.0);
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(OuterRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(OuterRadius)*osgSin(angleNow),getExtrudeLength());
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(OuterRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(OuterRadius)*osgSin(angleNow),0.0);
angleNow += angleDiff;
}
glEnd();
//InnerArc
angleNow = StartAngleRad;
glBegin(GL_QUAD_STRIP);
glColor4f(CenterColor.red(), CenterColor.green(), CenterColor.blue(), CenterColor.alpha());
for(UInt16 i = 0 ; i<SubDivisions+1 ; ++i)
{
glNormal3f(-osgCos(angleNow),-osgSin(angleNow),0.0);
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(InnerRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(InnerRadius)*osgSin(angleNow),0.0);
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(InnerRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(InnerRadius)*osgSin(angleNow),getExtrudeLength());
angleNow += angleDiff;
}
glEnd();
//Back
angleNow = StartAngleRad;
glBegin(GL_QUAD_STRIP);
glNormal3f(0.0,0.0,-1.0);
for(UInt16 i = 0 ; i<SubDivisions+1 ; ++i)
{
glColor4f(CenterColor.red(), CenterColor.green(), CenterColor.blue(), CenterColor.alpha());
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(InnerRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(InnerRadius)*osgSin(angleNow), getExtrudeLength());
glColor4f(OuterColor.red(), OuterColor.green(), OuterColor.blue(), OuterColor.alpha());
glVertex3f(static_cast<Real32>(Center.x()) + static_cast<Real32>(OuterRadius)*osgCos(angleNow), static_cast<Real32>(Center.y()) + static_cast<Real32>(OuterRadius)*osgSin(angleNow), getExtrudeLength());
angleNow += angleDiff;
}
glEnd();
if(CenterColor.alpha() < 1.0 ||
OuterColor.alpha() < 1.0)
{
glDisable(GL_BLEND);
}
}
