65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
#include <pangolin/pangolin.h>
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#include <thread>
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static const std::string window_name = "HelloPangolinThreads";
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void setup() {
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// create a window and bind its context to the main thread
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pangolin::CreateWindowAndBind(window_name, 640, 480);
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// enable depth
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glEnable(GL_DEPTH_TEST);
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// unset the current context from the main thread
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pangolin::GetBoundWindow()->RemoveCurrent();
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}
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void run() {
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// fetch the context and bind it to this thread
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pangolin::BindToContext(window_name);
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// we manually need to restore the properties of the context
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glEnable(GL_DEPTH_TEST);
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// Define Projection and initial ModelView matrix
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pangolin::OpenGlRenderState s_cam(
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pangolin::ProjectionMatrix(640,480,420,420,320,240,0.2,100),
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pangolin::ModelViewLookAt(-2,2,-2, 0,0,0, pangolin::AxisY)
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);
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// Create Interactive View in window
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pangolin::Handler3D handler(s_cam);
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pangolin::View& d_cam = pangolin::CreateDisplay()
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.SetBounds(0.0, 1.0, 0.0, 1.0, -640.0f/480.0f)
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.SetHandler(&handler);
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while( !pangolin::ShouldQuit() )
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{
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// Clear screen and activate view to render into
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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d_cam.Activate(s_cam);
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// Render OpenGL Cube
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pangolin::glDrawColouredCube();
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// Swap frames and Process Events
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pangolin::FinishFrame();
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}
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// unset the current context from the main thread
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pangolin::GetBoundWindow()->RemoveCurrent();
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}
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int main( int /*argc*/, char** /*argv*/ )
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{
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// create window and context in the main thread
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setup();
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// use the context in a separate rendering thread
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std::thread render_loop;
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render_loop = std::thread(run);
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render_loop.join();
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return 0;
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}
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