本文整理汇总了C++中csRef::PerformExtension方法的典型用法代码示例。如果您正苦于以下问题：C++ csRef::PerformExtension方法的具体用法？C++ csRef::PerformExtension怎么用？C++ csRef::PerformExtension使用的例子？那么恭喜您, 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csRef的用法示例。
在下文中一共展示了csRef::PerformExtension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: rng
void G2DTestSystemDriver::DrawTextTest ()
{
// Draw a grid of lines so that transparent text background will be visible
int w = myG2D->GetWidth ();
int h = myG2D->GetHeight ();
int i;
for (i = 0; i < w; i += 4)
{
myG2D->DrawLine (float(i), 0.0f, float(i) + 50.0f, float(h), dsteel);
myG2D->DrawLine (float(w - i), 0.0f, float(w - i) - 50.0f, float(h), dsteel);
}
SetFont (fontItalic);
WriteCentered (0,-16*7, white, -1, "TEXT DRAWING TEST");
SetFont (fontLarge);
WriteCentered (0,-16*5, blue, -1, "This is blue text with transparent background");
WriteCentered (0,-16*4, green, blue, "This is green text on blue background");
WriteCentered (0,-16*3, yellow, gray, "Yellow text on gray background");
WriteCentered (0,-16*2, red, black, "Red text on black background");
WriteCentered (0,-16*1, black, white, "Black text on white background");
SetFont (fontCourier);
int sx = 0, sy = h / 2 + 48, sw = w, sh = h / 2 - 48;
myG2D->DrawBox (sx, sy, sw, sh, dsteel);
const char *text = "Crystal Space rulez";
int tw, th;
font->GetDimensions (text, tw, th);
size_t cc = strlen (text);
// Test text drawing performance for 1/4 seconds
int colors [4] = { red, green, blue, yellow };
sx += 20; sw -= 40 + tw;
sy += 10; sh -= 20 + th;
csRandomGen rng (csGetTicks ());
csTicks start_time = csGetTicks (), delta_time;
size_t char_count = 0;
do
{
for (i = 0; i < 2000; i++)
{
float x = sx + rng.Get () * sw;
float y = sy + rng.Get () * sh;
myG2D->Write (font, int(x), int(y), colors [rng.Get (4)], black, text);
char_count += cc;
}
myG2D->PerformExtension ("flush");
delta_time = csGetTicks () - start_time;
} while (delta_time < 500);
float perf = char_count * (1000.0f / delta_time);
SetFont (fontLarge);
WriteCentered (0, 16*1, green, black, " Performance: %20.1f characters/second ", perf);
}