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git-svn-id: svn://db.shs.com.ru/libs@75 a8b55f48-bf90-11e4-a774-851b48703e85

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Пелипенко Иван
2016-01-18 14:41:29 +00:00
parent 5b523a65ae
commit d88b341070
28 changed files with 539 additions and 112 deletions
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27
qglview/glparticles_system.cpp
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@@ -45,11 +45,12 @@ GLParticlesSystem::GLParticlesSystem(const QVector3D & pos): GLObjectBase() {
void GLParticlesSystem::update() {
//qDebug() << "update" << need_birth << tick_birth;
if (!active_) return;
//QMutexLocker locker(&mutex);
Particle cp(lifeDuration_);
if (birthEnabled_) need_birth += tick_birth;
//qDebug() << "update" << particles.size();
qDebug() << "update" << particles.size();
if (need_birth >= 1.f) {
cp.pos = emitterPosition_;
//qDebug() << "speed" << cp.speed;
@@ -134,8 +135,10 @@ void GLParticlesSystem::draw(QGLShaderProgram * prog, bool) {
for (int i = 0; i < particles.size(); ++i)
//particles[i].pos_h.setZ((particles[i].pos - apos).lengthSquared());
particles[i].pos_h.setZ(particles[i].pos.distanceToPlane(apos, dir));
//qSort(particles.begin(), particles.end());
qSort(particles.begin(), particles.end());
glBegin(GL_POINTS);
foreach (const Particle & i, particles) {
//glVertex3f(i.pos.x(), i.pos.y(), i.pos.z());
a = (i.lifeDuration - i.lifeCurrent) / fade_time;
if (a > 1.f) a = 1.f;
a *= tr_a;
@@ -178,7 +181,11 @@ void GLParticlesSystem::draw(QGLShaderProgram * prog, bool) {
colors << tr_r << tr_g << tr_b << a;
}
}
bool cae = glIsEnabled(GL_COLOR_ARRAY), nae = glIsEnabled(GL_NORMAL_ARRAY);
glEnd();
//bool cae = glIsEnabled(GL_COLOR_ARRAY), nae = glIsEnabled(GL_NORMAL_ARRAY);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
glBindBuffer(GL_ARRAY_BUFFER, 0);
//glNormal3f(vn.x(), vn.y(), vn.z());
glNormal3f(0., 0., 1.);
@@ -193,6 +200,16 @@ void GLParticlesSystem::draw(QGLShaderProgram * prog, bool) {
glDrawArrays(GL_QUADS, 0, vertices.size() / 3);
glDepthMask(true);
//glDisable(GL_ALPHA_TEST);
if (!cae) glDisable(GL_COLOR_ARRAY);
if (nae) glEnable(GL_NORMAL_ARRAY);
//if (!cae) glDisable(GL_COLOR_ARRAY);
//if (nae) glEnable(GL_NORMAL_ARRAY);
}
GLParticlesSystem::Particle::Particle(float life_dur) {
size = 1.;
angle = lifeCurrent = 0.;
speedDecay = 0.;
lifeDuration = life_dur;
tex_rect = QRectF(0, 0, 1, 1);
}