void EdvsRiftApp::drawSphereBackground(int camera_id)
{
static ProgramPtr program = oria::loadProgram("./resources/sphere_background.vs", "./resources/sphere_background.fs");
static ShapeWrapperPtr geometry = ShapeWrapperPtr(new shapes::ShapeWrapper({ "Position" }, shapes::ObjMesh(mesh_input.stream), *program));
// Reset before application exit
Platform::addShutdownHook([]
{
program.reset();
geometry.reset();
});
MatrixStack & mv = Stacks::modelview();
mv.withPush([&]
{
// Binds the program
program->Use();
// Matrices as uniforms
Mat4Uniform(*program, "ModelView").Set(Stacks::modelview().top());
Mat4Uniform(*program, "Projection").Set(Stacks::projection().top());
// Draw this
geometry->Use();
geometry->Draw();
});
// Unbind
oglplus::NoProgram().Bind();
oglplus::NoVertexArray().Bind();
}
void EdvsRiftApp::drawEvents()
{
static ProgramPtr program = oria::loadProgram("./resources/event_pixel.vs", "./resources/event_pixel.fs");
// Reset before application exit
Platform::addShutdownHook([]
{
program.reset();
});
MatrixStack & mv = Stacks::modelview();
mv.withPush([&]
{
// Binds the program
program->Use();
// Matrices as uniforms
Mat4Uniform(*program, "ModelView").Set(Stacks::modelview().top());
Mat4Uniform(*program, "Projection").Set(Stacks::projection().top());
// Manual set for azimuth and elevation
oglplus::Uniform<float>(*program, "ManAzimuth").Set(azimuth);
oglplus::Uniform<float>(*program, "ManElevation").Set(elevation);
// Manual set for field of view
oglplus::Uniform<float>(*program, "FovX").Set(60.0 * DEGREES_TO_RADIANS);
oglplus::Uniform<float>(*program, "FovY").Set(60.0 * DEGREES_TO_RADIANS);
// Bind VAO
vao->Bind();
// Bind VBO "Positions"
vbo_position->Bind(Buffer::Target::Array);
{
Buffer::Data(Buffer::Target::Array, position_);
VertexArrayAttrib vao_attr(*program, "Position");
vao_attr.Setup<Vec2f>();
vao_attr.Enable();
}
// Bind VBO "CameraId"
vbo_camera_id->Bind(Buffer::Target::Array);
{
Buffer::Data(Buffer::Target::Array, camera_id_);
VertexArrayAttrib vao_attr(*program, "CameraId");
vao_attr.Setup<Vec1f>();
vao_attr.Enable();
}
// Bind VBO "Color"
vbo_color->Bind(Buffer::Target::Array);
{
Buffer::Data(Buffer::Target::Array, parity_); //, BufferUsage::StreamDraw);
VertexArrayAttrib vao_attr(*program, "Color");
vao_attr.Setup<Vec1f>();
vao_attr.Enable();
}
// Draw all elements
Context::DrawArrays(PrimitiveType::Points, 0, camera_id_.size());
});
// Unbind
oglplus::NoProgram().Bind();
oglplus::NoVertexArray().Bind();
}
