void SetBoundingSphere(){
m_boundingSphere = Sphere3(m_particle.GetPosition(), m_particle.m_state.radius);
}
void FluidSim::Render(GLuint capsuleShaderID, GLuint particleShaderID, glm::mat4 &viewMat, glm::mat4 &projMat)
{
glm::mat4 finalTransform;
int transformID, colorID;
GLUquadricObj* refSphere = gluNewQuadric();
gluQuadricTexture(refSphere, TRUE);
gluQuadricNormals(refSphere, TRUE);
if(!brokenCapsule)
{
GLUquadricObj* refCylinder = gluNewQuadric();
gluQuadricTexture(refSphere, TRUE);
gluQuadricNormals(refSphere, TRUE);
glUseProgram(capsuleShaderID);
glUniformMatrix4fv(glGetUniformLocation(capsuleShaderID, "mView"), 1, GL_FALSE, glm::value_ptr(viewMat));
glUniformMatrix4fv(glGetUniformLocation(capsuleShaderID, "mProjection"), 1, GL_FALSE, glm::value_ptr(projMat));
transformID = glGetUniformLocation(capsuleShaderID, "mTransform");
colorID = glGetUniformLocation(capsuleShaderID, "vColor");
float initialRotationOffset = glm::pi<float>() / 2.0f;
glDepthFunc(GL_LEQUAL);
glDepthMask(GL_FALSE);
glUniform3f(colorID, 0.3f, 0.3f, 0.3f);
finalTransform = glm::translate(container.centre) * glm::eulerAngleYXZ(initialRotationOffset + container.rotation.y, initialRotationOffset + container.rotation.x, container.rotation.z) * glm::translate(0.0f, 0.0f, container.length);
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
gluSphere(refSphere, container.radius * 1.2f, 16, 16);
finalTransform = glm::translate(container.centre) * glm::eulerAngleYXZ(initialRotationOffset + container.rotation.y, initialRotationOffset + container.rotation.x, container.rotation.z) * glm::translate(0.0f, 0.0f, -container.length);
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
gluSphere(refSphere, container.radius * 1.2f, 16, 16);
finalTransform = glm::translate(container.centre) * glm::eulerAngleYXZ(initialRotationOffset + container.rotation.y, initialRotationOffset + container.rotation.x, container.rotation.z) * glm::translate(0.0f, 0.0f, -container.length);
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
gluCylinder(refCylinder, container.radius * 1.2f, container.radius * 1.2f, container.length * 2.0, 16, 16);
glDepthMask(GL_TRUE);
glUseProgram(particleShaderID);
glUniformMatrix4fv(glGetUniformLocation(particleShaderID, "mView"), 1, GL_FALSE, glm::value_ptr(viewMat));
glUniformMatrix4fv(glGetUniformLocation(particleShaderID, "mProjection"), 1, GL_FALSE, glm::value_ptr(projMat));
transformID = glGetUniformLocation(particleShaderID, "mTransform");
colorID = glGetUniformLocation(particleShaderID, "vColor");
glUniform3f(colorID, 0.0f, 1.0f, 0.0f);
finalTransform = glm::translate(innerContainer.centre) * glm::eulerAngleYXZ(initialRotationOffset + innerContainer.rotation.y, initialRotationOffset + innerContainer.rotation.x, innerContainer.rotation.z) * glm::translate(0.0f, 0.0f, innerContainer.length);
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
gluSphere(refSphere, innerContainer.radius, 16, 16);
finalTransform = glm::translate(innerContainer.centre) * glm::eulerAngleYXZ(initialRotationOffset + innerContainer.rotation.y, initialRotationOffset + innerContainer.rotation.x, innerContainer.rotation.z) * glm::translate(0.0f, 0.0f, -innerContainer.length);
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
gluSphere(refSphere, innerContainer.radius, 16, 16);
finalTransform = glm::translate(innerContainer.centre) * glm::eulerAngleYXZ(initialRotationOffset + innerContainer.rotation.y, initialRotationOffset + innerContainer.rotation.x, innerContainer.rotation.z) * glm::translate(0.0f, 0.0f, -innerContainer.length);
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
gluCylinder(refCylinder, innerContainer.radius, innerContainer.radius, innerContainer.length * 2.0, 16, 16);
}
else
{
glUseProgram(particleShaderID);
glUniformMatrix4fv(glGetUniformLocation(particleShaderID, "mView"), 1, GL_FALSE, glm::value_ptr(viewMat));
glUniformMatrix4fv(glGetUniformLocation(particleShaderID, "mProjection"), 1, GL_FALSE, glm::value_ptr(projMat));
transformID = glGetUniformLocation(particleShaderID, "mTransform");
colorID = glGetUniformLocation(particleShaderID, "vColor");
}
if(showNeighbours)
{
Particle* curParticle = particles[particleHighlightID];
finalTransform = glm::translate(curParticle->GetPosition());
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
glUniform3f(colorID, curParticle->color.x, curParticle->color.y, curParticle->color.z);
float particleRenderSize = glm::pow((3.0f * curParticle->mass) / (4.0f * glm::pi<float>() * curParticle->density), 1.0f / 3.0f);
gluSphere(refSphere, particleRenderSize, 4, 4);
for(int i = 0; i < curParticle->neighbours.size(); i++)
{
Particle* neighbourParticle = curParticle->neighbours[i];
if(curParticle == neighbourParticle)
continue;
finalTransform = glm::translate(neighbourParticle->GetPosition());
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
glUniform3f(colorID, 1.0f, 0.0f, 0.0f);
float particleRenderSize = glm::pow((3.0f * neighbourParticle->mass) / (4.0f * glm::pi<float>() * neighbourParticle->density), 1.0f / 3.0f);
gluSphere(refSphere, particleRenderSize, 4, 4);
}
}
else
{
for(int i = 0; i < particles.size(); i++)
{
finalTransform = glm::translate(particles[i]->GetPosition());
if(hideSurfaceParticles && particles[i]->color == glm::vec3(1.0f, 1.0f, 1.0f))
continue;
glUniformMatrix4fv(transformID, 1, GL_FALSE, &finalTransform[0][0]);
glUniform3f(colorID, particles[i]->color.x, particles[i]->color.y, particles[i]->color.z);
float particleRenderSize = glm::pow((3.0f * particles[i]->mass) / (4.0f * glm::pi<float>() * particles[i]->density), 1.0f / 3.0f);
gluSphere(refSphere, particleRenderSize, 4, 4);
}
}
}
