void SciVisMaterial::commit()
{
map_d = (Texture2D*)getParamObject("map_d", nullptr);
map_Kd = (Texture2D*)getParamObject("map_Kd",
getParamObject("map_kd", nullptr));
map_Ks = (Texture2D*)getParamObject("map_Ks",
getParamObject("map_ks", nullptr));
map_Ns = (Texture2D*)getParamObject("map_Ns",
getParamObject("map_ns", nullptr));
map_Bump = (Texture2D*)getParamObject("map_Bump",
getParamObject("map_bump",nullptr));
d = getParam1f("d", 1.f);
Kd = getParam3f("kd", getParam3f("Kd", vec3f(.8f)));
Ks = getParam3f("ks", getParam3f("Ks", vec3f(0.f)));
Ns = getParam1f("ns", getParam1f("Ns", 10.f));
volume = (Volume *)getParamObject("volume", nullptr);
ispc::SciVisMaterial_set(getIE(),
map_d ? map_d->getIE() : nullptr,
d,
map_Kd ? map_Kd->getIE() : nullptr,
(ispc::vec3f&)Kd,
map_Ks ? map_Ks->getIE() : nullptr,
(ispc::vec3f&)Ks,
map_Ns ? map_Ns->getIE() : nullptr,
Ns,
map_Bump != nullptr ? map_Bump->getIE():nullptr,
volume ? volume->getIE() : nullptr);
}
void SpotLight::commit()
{
Light::commit();
position = getParam3f("position", vec3f(0.f));
direction = getParam3f("direction", vec3f(0.f, 0.f, 1.f));
color = getParam3f("color", vec3f(1.f));
intensity = getParam1f("intensity", 1.f);
openingAngle = getParam1f("openingAngle", 2.0f * getParam1f("halfAngle"/*deprecated*/, 90.f));
penumbraAngle = getParam1f("penumbraAngle", 5.f);
radius = getParam1f("radius", 0.f);
// check ranges and pre-compute parameters
vec3f power = color * intensity;
direction = normalize(direction);
openingAngle = clamp(openingAngle, 0.f, 180.f);
penumbraAngle = clamp(penumbraAngle, 0.f, 0.5f*openingAngle);
const float cosAngleMax = ospcommon::cos(deg2rad(0.5f*openingAngle));
const float cosAngleMin = ospcommon::cos(deg2rad(0.5f*openingAngle - penumbraAngle));
const float cosAngleScale = 1.0f/(cosAngleMin - cosAngleMax);
ispc::SpotLight_set(getIE(),
(ispc::vec3f&)position,
(ispc::vec3f&)direction,
(ispc::vec3f&)power,
cosAngleMax,
cosAngleScale,
radius);
}
void Camera::commit()
{
// "parse" the general expected parameters
pos = getParam3f("pos", vec3f(0.f));
dir = getParam3f("dir", vec3f(0.f, 0.f, 1.f));
up = getParam3f("up", vec3f(0.f, 1.f, 0.f));
nearClip = getParam1f("nearClip", getParam1f("near_clip", 1e-6f));
imageStart = getParam2f("imageStart", getParam2f("image_start", vec2f(0.f)));
imageEnd = getParam2f("imageEnd", getParam2f("image_end", vec2f(1.f)));
shutterOpen = getParam1f("shutterOpen", 0.0f);
shutterClose = getParam1f("shutterClose", 0.0f);
linear3f frame;
frame.vz = -normalize(dir);
frame.vx = normalize(cross(up, frame.vz));
frame.vy = cross(frame.vz, frame.vx);
ispc::Camera_set(getIE()
, (const ispc::vec3f&)pos
, (const ispc::LinearSpace3f&)frame
, nearClip
, (const ispc::vec2f&)imageStart
, (const ispc::vec2f&)imageEnd
, shutterOpen
, shutterClose
);
}
//! \brief commit the material's parameters
void OBJMaterial::commit()
{
if (ispcEquivalent == NULL)
ispcEquivalent = ispc::OBJMaterial_create(this);
map_d = (Texture2D*)getParamObject("map_d", NULL);
map_Kd = (Texture2D*)getParamObject("map_Kd", getParamObject("map_kd", NULL));
map_Ks = (Texture2D*)getParamObject("map_Ks", getParamObject("map_ks", NULL));
map_Ns = (Texture2D*)getParamObject("map_Ns", getParamObject("map_ns", NULL));
map_Bump = (Texture2D*)getParamObject("map_Bump", getParamObject("map_bump", NULL));
d = getParam1f("d", 1.f);
Kd = getParam3f("kd", getParam3f("Kd", vec3f(.8f)));
Ks = getParam3f("ks", getParam3f("Ks", vec3f(0.f)));
Ns = getParam1f("ns", getParam1f("Ns", 10.f));
ispc::OBJMaterial_set(getIE(),
map_d ? map_d->getIE() : NULL,
d,
map_Kd ? map_Kd->getIE() : NULL,
(ispc::vec3f&)Kd,
map_Ks ? map_Ks->getIE() : NULL,
(ispc::vec3f&)Ks,
map_Ns ? map_Ns->getIE() : NULL,
Ns,
map_Bump != NULL ? map_Bump->getIE() : NULL );
}
void SciVisRenderer::commit()
{
Renderer::commit();
lightData = (Data*)getParamData("lights");
lightArray.clear();
if (lightData) {
for (int i = 0; i < lightData->size(); i++)
lightArray.push_back(((Light**)lightData->data)[i]->getIE());
}
void **lightPtr = lightArray.empty() ? NULL : &lightArray[0];
const bool shadowsEnabled = getParam1i("shadowsEnabled", 0);
const int32 maxDepth = getParam1i("maxDepth", 10);
int numAOSamples = getParam1i("aoSamples", 0);
float rayLength = getParam1f("aoOcclusionDistance", 1e20f);
float aoWeight = getParam1f("aoWeight", 0.25f);
ispc::SciVisRenderer_set(getIE(),
shadowsEnabled,
maxDepth,
numAOSamples,
rayLength,
aoWeight,
lightPtr,
lightArray.size());
}
void SimulationRenderer::commit( )
{
Renderer::commit();
lightData = ( ospray::Data* )getParamData( "lights" );
lightArray.clear( );
if( lightData )
for( size_t i=0; i < lightData->size( ); ++i )
lightArray.push_back(
( ( ospray::Light** )lightData->data )[ i ]->getIE( ));
void **lightPtr = lightArray.empty() ? nullptr : &lightArray[0];
ospray::vec3f bgColor = getParam3f( "bgColor", ospray::vec3f( 1.f ));
shadowsEnabled = bool( getParam1i( "shadowsEnabled", 1 ));
softShadowsEnabled = bool(getParam1i( "softShadowsEnabled", 1 ));
ambientOcclusionStrength = getParam1f( "ambientOcclusionStrength", 0.f );
shadingEnabled = bool( getParam1i( "shadingEnabled", 1 ));
randomNumber = getParam1i( "randomNumber", 0 );
moving = bool( getParam1i( "moving", 0 ));
timestamp = getParam1f( "timestamp", 0.f );
spp = getParam1i("spp", 1);
electronShadingEnabled = bool( getParam1i( "electronShading", 0 ));
ospray::vec3f scale = getParam3f( "scale", ospray::vec3f( 1.f ));
simulationNbOffsets = getParam1i( "simulationNbOffsets", 0 );
simulationNbFrames = getParam1i( "simulationNbFrames", 0 );
// Those materials are used for simulation mapping only
materialData = ( ospray::Data* )getParamData( "materials" );
materialArray.clear( );
if( materialData )
for( size_t i = 0; i < materialData->size( ); ++i )
materialArray.push_back(
( ( ospray::Material** )materialData->data )[i]->getIE( ));
void **materialPtr = materialArray.empty( ) ? nullptr : &materialArray[0];
ispc::SimulationRenderer_set(
getIE( ),
( ispc::vec3f& )bgColor,
( ispc::vec3f& )scale,
shadowsEnabled,
softShadowsEnabled,
ambientOcclusionStrength,
shadingEnabled,
randomNumber,
moving,
timestamp,
spp,
electronShadingEnabled,
simulationNbOffsets,
simulationNbFrames,
lightPtr, lightArray.size( ),
materialPtr, materialArray.size( ));
}
//! Commit parameters understood by the PointLight
void PointLight::commit() {
position = getParam3f("position", vec3f(0.f));
color = getParam3f("color", vec3f(1.f));
intensity = getParam1f("intensity", 1.f);
radius = getParam1f("radius", 0.f);
vec3f power = color * intensity;
ispc::PointLight_set(getIE(), (ispc::vec3f&)position, (ispc::vec3f&)power, radius);
}
//! Commit parameters understood by the DirectionalLight
void DirectionalLight::commit() {
direction = getParam3f("direction", vec3f(0.f, 0.f, 1.f));
color = getParam3f("color", vec3f(1.f));
intensity = getParam1f("intensity", 1.f);
angularDiameter = getParam1f("angularDiameter", .0f);
const vec3f radiance = color * intensity;
direction = -normalize(direction); // the ispc::DirLight expects direction towards light source
angularDiameter = clamp(angularDiameter, 0.f, 180.f);
const float cosAngle = cos(deg2rad(0.5f*angularDiameter));
ispc::DirectionalLight_set(getIE(), (ispc::vec3f&)direction, (ispc::vec3f&)radiance, cosAngle);
}
void ProximityRenderer::commit( )
{
Renderer::commit( );
lightData = ( ospray::Data* )getParamData( "lights" );
lightArray.clear( );
if( lightData )
for( size_t i = 0; i < lightData->size( ); ++i )
lightArray.push_back(((Light**)lightData->data)[i]->getIE());
void **lightPtr = lightArray.empty( ) ? NULL : &lightArray[0];
vec3f bgColor = getParam3f( "bgColor", vec3f( 0.f ));
vec3f nearColor = getParam3f( "detectionNearColor", vec3f( 0.f, 1.f, 0.f ));
vec3f farColor = getParam3f( "detectionFarColor", vec3f( 1.f, 0.f, 0.f ));
detectionDistance = getParam1f( "detectionDistance", 1.f );
detectionOnDifferentMaterial =
bool( getParam1i( "detectionOnDifferentMaterial", 0 ));
randomNumber = getParam1i( "randomNumber", 0 );
timestamp = getParam1f( "timestamp", 0.f );
spp = getParam1i( "spp", 1 );
electronShadingEnabled = bool( getParam1i( "electronShading", 1 ));
// Those materials are used for skybox mapping only
materialData = ( ospray::Data* )getParamData( "materials" );
materialArray.clear( );
if( materialData )
for( size_t i = 0; i < materialData->size( ); ++i )
materialArray.push_back(
( ( ospray::Material** )materialData->data )[i]->getIE( ));
void **materialArrayPtr =
materialArray.empty( ) ? nullptr : &materialArray[0];
ispc::ProximityRenderer_set(
getIE( ),
( ispc::vec3f& )bgColor,
( ispc::vec3f& )nearColor,
( ispc::vec3f& )farColor,
detectionDistance,
detectionOnDifferentMaterial,
randomNumber,
timestamp,
spp,
electronShadingEnabled,
lightPtr, lightArray.size( ),
materialArrayPtr, materialArray.size( ));
}
void ExtendedCylinders::finalize(ospray::Model *model)
{
radius = getParam1f("radius",0.01f);
materialID = getParam1i("materialID",0);
bytesPerCylinder = getParam1i("bytes_per_cylinder",9*sizeof(float));
offset_v0 = getParam1i("offset_v0",0);
offset_v1 = getParam1i("offset_v1",3*sizeof(float));
offset_radius = getParam1i("offset_radius",6*sizeof(float));
offset_timestamp = getParam1i("offset_timestamp",7*sizeof(float));
offset_value = getParam1i("offset_value",8*sizeof(float));
offset_materialID = getParam1i("offset_materialID",-1);
data = getParamData("extendedcylinders",nullptr);
if (data.ptr == nullptr || bytesPerCylinder == 0)
throw std::runtime_error("#ospray:geometry/extendedcylinders: " \
"no 'extendedcylinders' data specified");
numExtendedCylinders = data->numBytes / bytesPerCylinder;
ispc::ExtendedCylindersGeometry_set(
getIE(),
model->getIE(),
data->data,
numExtendedCylinders,
bytesPerCylinder,
radius,
materialID,
offset_v0,
offset_v1,
offset_radius,
offset_timestamp,
offset_value,
offset_materialID);
}
void StreamLines::finalize(Model *model)
{
radius = getParam1f("radius",0.01f);
vertexData = getParamData("vertex",NULL);
indexData = getParamData("index",NULL);
colorData = getParamData("vertex.color",getParamData("color"));
Assert(radius > 0.f);
Assert(vertexData);
Assert(indexData);
index = (const uint32*)indexData->data;
numSegments = indexData->numItems;
vertex = (const vec3fa*)vertexData->data;
numVertices = vertexData->numItems;
color = colorData ? (const vec4f*)colorData->data : NULL;
std::cout << "#osp: creating streamlines geometry, "
<< "#verts=" << numVertices << ", "
<< "#segments=" << numSegments << ", "
<< "radius=" << radius << std::endl;
ispc::StreamLineGeometry_set(getIE(),model->getIE(),radius,
(ispc::vec3fa*)vertex,numVertices,
(uint32_t*)index,numSegments,
(ispc::vec4f*)color);
}
//! \brief commit the material's parameters
virtual void commit() override
{
if (getIE() == nullptr)
ispcEquivalent = ispc::PathTracer_OBJ_create();
Texture2D *map_d = (Texture2D*)getParamObject("map_d");
affine2f xform_d = getTextureTransform("map_d");
Texture2D *map_Kd = (Texture2D*)getParamObject("map_Kd", getParamObject("map_kd", getParamObject("colorMap")));
affine2f xform_Kd = getTextureTransform("map_Kd") * getTextureTransform("map_kd") * getTextureTransform("colorMap");
Texture2D *map_Ks = (Texture2D*)getParamObject("map_Ks", getParamObject("map_ks"));
affine2f xform_Ks = getTextureTransform("map_Ks") * getTextureTransform("map_ks");
Texture2D *map_Ns = (Texture2D*)getParamObject("map_Ns", getParamObject("map_ns"));
affine2f xform_Ns = getTextureTransform("map_Ns") * getTextureTransform("map_ns");
Texture2D *map_Bump = (Texture2D*)getParamObject("map_Bump", getParamObject("map_bump", getParamObject("normalMap", getParamObject("bumpMap"))));
affine2f xform_Bump = getTextureTransform("map_Bump") * getTextureTransform("map_bump") * getTextureTransform("normalMap") * getTextureTransform("BumpMap");
linear2f rot_Bump = xform_Bump.l.orthogonal().transposed();
const float d = getParam1f("d", getParam1f("alpha", 1.f));
vec3f Kd = getParam3f("Kd", getParam3f("kd", getParam3f("color", vec3f(0.8f))));
vec3f Ks = getParam3f("Ks", getParam3f("ks", vec3f(0.f)));
const float Ns = getParam1f("Ns", getParam1f("ns", 10.f));
vec3f Tf = getParam3f("Tf", getParam3f("tf", vec3f(0.0f)));
const float color_total = reduce_max(Kd + Ks + Tf);
if (color_total > 1.0) {
postStatusMsg() << "#osp:PT: warning: OBJ material produces energy "
<< "(Kd + Ks + Tf = " << color_total
<< ", should be <= 1). Scaling down to 1.";
Kd /= color_total;
Ks /= color_total;
Tf /= color_total;
}
ispc::PathTracer_OBJ_set(ispcEquivalent,
map_d ? map_d->getIE() : nullptr, (const ispc::AffineSpace2f&)xform_d,
d,
map_Kd ? map_Kd->getIE() : nullptr, (const ispc::AffineSpace2f&)xform_Kd,
(const ispc::vec3f&)Kd,
map_Ks ? map_Ks->getIE() : nullptr, (const ispc::AffineSpace2f&)xform_Ks,
(const ispc::vec3f&)Ks,
map_Ns ? map_Ns->getIE() : nullptr, (const ispc::AffineSpace2f&)xform_Ns,
Ns,
(const ispc::vec3f&)Tf,
map_Bump ? map_Bump->getIE() : nullptr, (const ispc::AffineSpace2f&)xform_Bump,
(const ispc::LinearSpace2f&)rot_Bump);
}
void SciVisRenderer::commit()
{
Renderer::commit();
lightData = (Data*)getParamData("lights");
lightArray.clear();
vec3f aoColor = vec3f(0.f);
bool ambientLights = false;
if (lightData) {
for (uint32_t i = 0; i < lightData->size(); i++)
{
const Light* const light = ((Light**)lightData->data)[i];
// extract color from ambient lights and remove them
const AmbientLight* const ambient = dynamic_cast<const AmbientLight*>(light);
if (ambient) {
ambientLights = true;
aoColor += ambient->getRadiance();
} else
lightArray.push_back(light->getIE());
}
}
void **lightPtr = lightArray.empty() ? nullptr : &lightArray[0];
const bool shadowsEnabled = getParam1i("shadowsEnabled", 0);
int aoSamples = getParam1i("aoSamples", 0);
float aoDistance = getParam1f("aoDistance",
getParam1f("aoOcclusionDistance"/*old name*/, 1e20f));
// "aoWeight" is deprecated, use an ambient light instead
if (!ambientLights)
aoColor = vec3f(getParam1f("aoWeight", 0.f));
const bool aoTransparencyEnabled = getParam1i("aoTransparencyEnabled", 0);
const bool oneSidedLighting = getParam1i("oneSidedLighting", 1);
ispc::SciVisRenderer_set(getIE(),
shadowsEnabled,
aoSamples,
aoDistance,
(ispc::vec3f&)aoColor,
aoTransparencyEnabled,
lightPtr,
lightArray.size(),
oneSidedLighting);
}
void Renderer::commit()
{
autoEpsilon = getParam1i("autoEpsilon", true);
epsilon = getParam1f("epsilon", 1e-6f);
spp = std::max(1, getParam1i("spp", 1));
const int32 maxDepth = getParam1i("maxDepth", 20);
const float minContribution = getParam1f("minContribution", 0.001f);
errorThreshold = getParam1f("varianceThreshold", 0.f);
maxDepthTexture = (Texture2D*)getParamObject("maxDepthTexture", nullptr);
model = (Model*)getParamObject("model", getParamObject("world"));
if (maxDepthTexture) {
if (maxDepthTexture->type != OSP_TEXTURE_R32F
|| !(maxDepthTexture->flags & OSP_TEXTURE_FILTER_NEAREST)) {
static WarnOnce warning("maxDepthTexture provided to the renderer "
"needs to be of type OSP_TEXTURE_R32F and have "
"the OSP_TEXTURE_FILTER_NEAREST flag");
}
}
vec3f bgColor3 = getParam3f("bgColor", vec3f(getParam1f("bgColor", 0.f)));
bgColor = getParam4f("bgColor", vec4f(bgColor3, 0.f));
if (getIE()) {
ManagedObject* camera = getParamObject("camera");
if (model) {
const float diameter = model->bounds.empty() ?
1.0f : length(model->bounds.size());
epsilon *= diameter;
}
ispc::Renderer_set(getIE()
, model ? model->getIE() : nullptr
, camera ? camera->getIE() : nullptr
, autoEpsilon
, epsilon
, spp
, maxDepth
, minContribution
, (ispc::vec4f&)bgColor
, maxDepthTexture ? maxDepthTexture->getIE() : nullptr
);
}
}
void AmbientLight::commit()
{
Light::commit();
color = getParam3f("color", vec3f(1.f));
intensity = getParam1f("intensity", 1.f);
vec3f radiance = getRadiance();
ispc::AmbientLight_set(getIE(), (ispc::vec3f&)radiance);
}
void PathTracer::commit()
{
Renderer::commit();
destroyGeometryLights();
lightArray.clear();
geometryLights = 0;
const bool useGeometryLights = getParam1i("useGeometryLights", true);
if (model && useGeometryLights) {
areaPDF.resize(model->geometry.size());
generateGeometryLights(model, affine3f(one), &areaPDF[0]);
geometryLights = lightArray.size();
}
lightData = (Data*)getParamData("lights");
if (lightData) {
for (uint32_t i = 0; i < lightData->size(); i++)
lightArray.push_back(((Light**)lightData->data)[i]->getIE());
}
void **lightPtr = lightArray.empty() ? nullptr : &lightArray[0];
const int32 rouletteDepth = getParam1i("rouletteDepth", 5);
const float maxRadiance = getParam1f("maxContribution",
getParam1f("maxRadiance", inf));
Texture2D *backplate = (Texture2D*)getParamObject("backplate", nullptr);
vec4f shadowCatcherPlane = getParam4f("shadowCatcherPlane", vec4f(0.f));
ispc::PathTracer_set(getIE()
, rouletteDepth
, maxRadiance
, backplate ? backplate->getIE() : nullptr
, (ispc::vec4f&)shadowCatcherPlane
, lightPtr
, lightArray.size()
, geometryLights
, &areaPDF[0]
);
}
void ToneMapperPixelOp::commit()
{
PixelOp::commit();
float exposure = getParam1f("exposure", 1.f);
// Default parameters fitted to the ACES 1.0 grayscale curve (RRT.a1.0.3 + ODT.Academy.Rec709_100nits_dim.a1.0.3)
// We included exposure adjustment to match 18% middle gray (ODT(RRT(0.18)) = 0.18)
const float aces_contrast = 1.6773f;
const float aces_shoulder = 0.9714f;
const float aces_midIn = 0.18f;
const float aces_midOut = 0.18f;
const float aces_hdrMax = 11.0785f;
float a = max(getParam1f("contrast", aces_contrast), 0.0001f);
float d = clamp(getParam1f("shoulder", aces_shoulder), 0.0001f, 1.f);
float m = clamp(getParam1f("midIn", aces_midIn), 0.0001f, 1.f);
float n = clamp(getParam1f("midOut", aces_midOut), 0.0001f, 1.f);
float w = max(getParam1f("hdrMax", aces_hdrMax), 1.f);
// Solve b and c
float b = -((powf(m, -a*d)*(-powf(m, a) + (n*(powf(m, a*d)*n*powf(w, a) - powf(m, a)*powf(w, a*d))) / (powf(m, a*d)*n - n*powf(w, a*d)))) / n);
float c = max((powf(m, a*d)*n*powf(w, a) - powf(m, a)*powf(w, a*d)) / (powf(m, a*d)*n - n*powf(w, a*d)), 0.f); // avoid discontinuous curve by clamping to 0
ispc::ToneMapperPixelOp_set(ispcEquivalent, exposure, a, b, c, d);
}
void QuadLight::commit()
{
Light::commit();
position = getParam3f("position", vec3f(0.f));
edge1 = getParam3f("edge1", vec3f(1.f, 0.f, 0.f));
edge2 = getParam3f("edge2", vec3f(0.f, 1.f, 0.f));
color = getParam3f("color", vec3f(1.f));
intensity = getParam1f("intensity", 1.f);
vec3f radiance = color * intensity;
ispc::QuadLight_set(getIE(),
(ispc::vec3f&)position,
(ispc::vec3f&)edge1,
(ispc::vec3f&)edge2,
(ispc::vec3f&)radiance);
}
void BlockBrickedVolume::updateEditableParameters()
{
//! Get the transfer function.
transferFunction = (TransferFunction *) getParamObject("transferFunction", NULL); exitOnCondition(transferFunction == NULL, "no transfer function specified");
//! Get the gamma correction coefficient and exponent.
vec2f gammaCorrection = getParam2f("gammaCorrection", vec2f(1.0f));
//! Set the gamma correction coefficient and exponent.
ispc::BlockBrickedVolume_setGammaCorrection(ispcEquivalent, (const ispc::vec2f &) gammaCorrection);
//! Set the recommended sampling rate for ray casting based renderers.
ispc::BlockBrickedVolume_setSamplingRate(ispcEquivalent, getParam1f("samplingRate", 1.0f));
//! Set the transfer function.
ispc::BlockBrickedVolume_setTransferFunction(ispcEquivalent, transferFunction->getEquivalentISPC());
}
//! \brief commit the material's parameters
virtual void commit() override
{
if (getIE() == nullptr)
ispcEquivalent = ispc::PathTracer_Mix_create();
float factor = getParam1f("factor", 0.5f);
Texture2D *map_factor = (Texture2D*)getParamObject("map_factor", nullptr);
affine2f xform_factor = getTextureTransform("map_factor");
ospray::Material* mat1 = (ospray::Material*)getParamObject("material1", nullptr);
ospray::Material* mat2 = (ospray::Material*)getParamObject("material2", nullptr);
ispc::PathTracer_Mix_set(ispcEquivalent
, factor
, map_factor ? map_factor->getIE() : nullptr
, (const ispc::AffineSpace2f&)xform_factor
, mat1 ? mat1->getIE() : nullptr
, mat2 ? mat2->getIE() : nullptr
);
}
void Cylinders::finalize(Model *model)
{
radius = getParam1f("radius",0.01f);
materialID = getParam1i("materialID",0);
bytesPerCylinder = getParam1i("bytes_per_cylinder",6*sizeof(float));
offset_v0 = getParam1i("offset_v0",0);
offset_v1 = getParam1i("offset_v1",3*sizeof(float));
offset_radius = getParam1i("offset_radius",-1);
offset_materialID = getParam1i("offset_materialID",-1);
offset_colorID = getParam1i("offset_colorID",-1);
cylinderData = getParamData("cylinders");
materialList = getParamData("materialList");
colorData = getParamData("color");
if (cylinderData.ptr == NULL || bytesPerCylinder == 0)
throw std::runtime_error("#ospray:geometry/cylinders: no 'cylinders' data specified");
numCylinders = cylinderData->numBytes / bytesPerCylinder;
std::cout << "#osp: creating 'cylinders' geometry, #cylinders = " << numCylinders << std::endl;
if (_materialList) {
free(_materialList);
_materialList = NULL;
}
if (materialList) {
void **ispcMaterials = (void**) malloc(sizeof(void*) * materialList->numItems);
for (int i=0;i<materialList->numItems;i++) {
Material *m = ((Material**)materialList->data)[i];
ispcMaterials[i] = m?m->getIE():NULL;
}
_materialList = (void*)ispcMaterials;
}
ispc::CylindersGeometry_set(getIE(),model->getIE(),
cylinderData->data,_materialList,
colorData?(ispc::vec4f*)colorData->data:NULL,
numCylinders,bytesPerCylinder,
radius,materialID,
offset_v0,offset_v1,
offset_radius,
offset_materialID,offset_colorID);
}
void BlockBrickedVolume::createEquivalentISPC()
{
//! Get the voxel type.
voxelType = getParamString("voxelType", "unspecified"); exitOnCondition(getVoxelType() == OSP_UNKNOWN, "unrecognized voxel type");
//! Create an ISPC BlockBrickedVolume object and assign type-specific function pointers.
ispcEquivalent = ispc::BlockBrickedVolume_createInstance((int) getVoxelType());
//! Get the volume dimensions.
volumeDimensions = getParam3i("dimensions", vec3i(0)); exitOnCondition(reduce_min(volumeDimensions) <= 0, "invalid volume dimensions");
//! Get the transfer function.
transferFunction = (TransferFunction *) getParamObject("transferFunction", NULL); exitOnCondition(transferFunction == NULL, "no transfer function specified");
//! Get the value range.
//! Voxel range not used for now.
// vec2f voxelRange = getParam2f("voxelRange", vec2f(0.0f)); exitOnCondition(voxelRange == vec2f(0.0f), "no voxel range specified");
//! Get the gamma correction coefficient and exponent.
vec2f gammaCorrection = getParam2f("gammaCorrection", vec2f(1.0f));
//! Set the volume dimensions.
ispc::BlockBrickedVolume_setVolumeDimensions(ispcEquivalent, (const ispc::vec3i &) volumeDimensions);
//! Set the value range (must occur before setting the transfer function).
//ispc::BlockBrickedVolume_setValueRange(ispcEquivalent, (const ispc::vec2f &) voxelRange);
//! Set the transfer function.
ispc::BlockBrickedVolume_setTransferFunction(ispcEquivalent, transferFunction->getEquivalentISPC());
//! Set the recommended sampling rate for ray casting based renderers.
ispc::BlockBrickedVolume_setSamplingRate(ispcEquivalent, getParam1f("samplingRate", 1.0f));
//! Set the gamma correction coefficient and exponent.
ispc::BlockBrickedVolume_setGammaCorrection(ispcEquivalent, (const ispc::vec2f &) gammaCorrection);
//! Allocate memory for the voxel data in the ISPC object.
ispc::BlockBrickedVolume_allocateMemory(ispcEquivalent);
}