def update(self):
glLibPushView()
glDisable(GL_BLEND)
if self.pingpong == 1:
if self.get_new:
self.pos_time_texture = self.framebuffer2.get_texture(1)
self.velocity_texture = self.framebuffer2.get_texture(2)
self.framebuffer1.enable([1,2])
else:
if self.get_new:
self.pos_time_texture = self.framebuffer1.get_texture(1)
self.velocity_texture = self.framebuffer1.get_texture(2)
self.framebuffer2.enable([1,2])
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
self.view_2D.set_view()
glLibUseShader(self.update_shader)
self.update_shader.pass_texture(self.pos_time_texture,1)
self.update_shader.pass_texture(self.velocity_texture,2)
self.update_shader.pass_texture(self.rand_tex,3)
self.update_shader.pass_vec3("initialpos",self.origin)
self.update_shader.pass_vec3("initialspeed",self.initialspeed)
self.update_shader.pass_vec3("forces",self.forces)
self.update_shader.pass_vec3("scale",self.scale)
self.update_shader.pass_vec3("trans",self.trans)
self.update_shader.pass_vec3("jitter",self.jitter)
self.update_shader.pass_float("size",float(self.size[0]))
self.update_shader.pass_float("step",self.density_constant*self.density)
self.update_shader.pass_vec2("xedge",[self.negx,self.posx])
self.update_shader.pass_vec2("yedge",[self.negy,self.posy])
self.update_shader.pass_vec2("zedge",[self.negz,self.posz])
self.particles.draw()
glLibUseShader(None)
if self.pingpong == 1:
self.framebuffer1.disable()
else:
self.framebuffer2.disable()
self.pingpong = 3 - self.pingpong
glEnable(GL_BLEND)
glLibPopView()
def update(self):
glLibPushView()
glDisable(GL_BLEND)
if self.pingpong == 1:
if self.get_new:
self.pos_time_texture = self.framebuffer2.get_texture(1)
self.velocity_texture = self.framebuffer2.get_texture(2)
self.framebuffer1.enable([1, 2])
else:
if self.get_new:
self.pos_time_texture = self.framebuffer1.get_texture(1)
self.velocity_texture = self.framebuffer1.get_texture(2)
self.framebuffer2.enable([1, 2])
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
self.view_2D.set_view()
glLibUseShader(self.update_shader)
self.update_shader.pass_texture(self.pos_time_texture, 1)
self.update_shader.pass_texture(self.velocity_texture, 2)
self.update_shader.pass_texture(self.rand_tex, 3)
self.update_shader.pass_vec3("initialpos", self.origin)
self.update_shader.pass_vec3("initialspeed", self.initialspeed)
self.update_shader.pass_vec3("forces", self.forces)
self.update_shader.pass_vec3("jitter", self.jitter)
self.update_shader.pass_float("size", float(self.size[0]))
self.update_shader.pass_float("step",
self.density_constant * self.density)
self.update_shader.pass_vec2("xedge", [self.negx, self.posx])
self.update_shader.pass_vec2("yedge", [self.negy, self.posy])
self.update_shader.pass_vec2("zedge", [self.negz, self.posz])
self.particles.draw()
glLibUseShader(None)
if self.pingpong == 1:
self.framebuffer1.disable()
else:
self.framebuffer2.disable()
self.pingpong = 3 - self.pingpong
glEnable(GL_BLEND)
glLibPopView()
def glLibInternal_push(self):
glLibPushView()
glDisable(GL_BLEND)
def glLibInternal_push(self):
glLibPushView()
glDisable(GL_BLEND)