本文整理汇总了C++中CL_GraphicContext::clear_stencil方法的典型用法代码示例。如果您正苦于以下问题：C++ CL_GraphicContext::clear_stencil方法的具体用法？C++ CL_GraphicContext::clear_stencil怎么用？C++ CL_GraphicContext::clear_stencil使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CL_GraphicContext的用法示例。
在下文中一共展示了CL_GraphicContext::clear_stencil方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: start
// The start of the Application
int App::start(const std::vector<CL_String> &args)
{
CL_DisplayWindowDescription win_desc;
win_desc.set_allow_resize(true);
win_desc.set_stencil_size(8);
// For simplicity this example does not use the depth components
//win_desc.set_depth_size(16);
win_desc.set_title("Stencil Example");
win_desc.set_size(CL_Size( 900, 570 ), false);
CL_DisplayWindow window(win_desc);
CL_Slot slot_quit = window.sig_window_close().connect(this, &App::on_window_close);
CL_Slot slot_input_up = (window.get_ic().get_keyboard()).sig_key_up().connect(this, &App::on_input_up);
CL_String theme;
if (CL_FileHelp::file_exists("../../../Resources/GUIThemeAero/theme.css"))
theme = "../../../Resources/GUIThemeAero";
else if (CL_FileHelp::file_exists("../../../Resources/GUIThemeBasic/theme.css"))
theme = "../../../Resources/GUIThemeBasic";
else
throw CL_Exception("No themes found");
CL_GUIWindowManagerTexture wm(window);
CL_GUIManager gui(wm, theme);
CL_GraphicContext gc = window.get_gc();
// Deleted automatically by the GUI
Options *options = new Options(gui, CL_Rect(0, 0, gc.get_size()));
CL_Image image_grid(gc, "../Blend/Resources/grid.png");
CL_Image image_ball(gc, "../Blend/Resources/ball.png");
grid_space = (float) (image_grid.get_width() - image_ball.get_width());
setup_balls();
CL_BufferControl buffer_control;
CL_BufferControl default_buffer_control;
options->request_repaint();
CL_Font font(gc, "Tahoma", 24);
unsigned int time_last = CL_System::get_time();
while (!quit)
{
unsigned int time_now = CL_System::get_time();
float time_diff = (float) (time_now - time_last);
time_last = time_now;
wm.process();
wm.draw_windows(gc);
int num_balls = options->num_balls;
if (num_balls > max_balls)
num_balls = max_balls;
if (options->is_moveballs_set)
move_balls(time_diff, num_balls);
gc.clear_stencil(0);
// Draw the grid
const float grid_xpos = 10.0f;
const float grid_ypos = 10.0f;
image_grid.draw(gc, grid_xpos, grid_ypos);
// Draw the circle onto the stencil
if (options->is_circle_set)
{
buffer_control.enable_logic_op(false);
buffer_control.enable_stencil_test(true);
buffer_control.set_stencil_compare_func(cl_comparefunc_always, cl_comparefunc_always);
buffer_control.set_stencil_fail(cl_stencil_incr_wrap, cl_stencil_incr_wrap);
buffer_control.set_stencil_pass_depth_fail(cl_stencil_incr_wrap, cl_stencil_incr_wrap);
buffer_control.set_stencil_pass_depth_pass(cl_stencil_incr_wrap, cl_stencil_incr_wrap);
buffer_control.enable_color_write(false);
buffer_control.enable_depth_write(false);
buffer_control.enable_depth_test(false);
gc.set_buffer_control(buffer_control);
CL_Draw::circle(gc, grid_xpos + image_grid.get_width()/2, grid_ypos + image_grid.get_height()/2, 100, CL_Colorf::white);
}
buffer_control.enable_color_write(true);
buffer_control.enable_logic_op(false);
buffer_control.enable_stencil_test(true);
buffer_control.set_stencil_compare_func(options->compare_function, options->compare_function);
buffer_control.set_stencil_compare_reference(options->compare_reference, options->compare_reference);
buffer_control.set_stencil_write_mask(255, 255);
buffer_control.set_stencil_compare_mask(255, 255);
buffer_control.set_stencil_fail(options->stencil_fail, options->stencil_fail);;
// Note, depth testing disabled for this example
buffer_control.set_stencil_pass_depth_fail(options->stencil_pass, options->stencil_pass);
buffer_control.set_stencil_pass_depth_pass(options->stencil_pass, options->stencil_pass);
//.........这里部分代码省略.........