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a little optimization

This commit is contained in:
gazer 2016-01-29 11:03:39 +03:00
parent de42d281b6
commit c2edca6d7b
2 changed files with 9 additions and 12 deletions
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5
src/dlangui/graphics/gldrawbuf.d
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@ -46,10 +46,8 @@ class GLDrawBuf : DrawBuf, GLConfigCallback {
@property Scene scene() { return _scene; } @property Scene scene() { return _scene; }
this(int dx, int dy, bool framebuffer = false) { this(int dx, int dy, bool framebuffer = false) {
_dx = dx; resize(dx, dy);
_dy = dy;
_framebuffer = framebuffer; _framebuffer = framebuffer;
resetClipping();
} }
/// returns current width /// returns current width
@ -65,7 +63,6 @@ class GLDrawBuf : DrawBuf, GLConfigCallback {
/// reserved for hardware-accelerated drawing - begins drawing batch /// reserved for hardware-accelerated drawing - begins drawing batch
override void beforeDrawing() { override void beforeDrawing() {
resetClipping();
_alpha = 0; _alpha = 0;
if (_scene !is null) { if (_scene !is null) {
_scene.reset(); _scene.reset();

16
src/dlangui/platforms/sdl/sdlapp.d
View File

@ -422,12 +422,13 @@ class SDLWindow : Window {
float b = ((_backgroundColor >> 0) & 255) / 255.0f; float b = ((_backgroundColor >> 0) & 255) / 255.0f;
glClearColor(r, g, b, a); glClearColor(r, g, b, a);
glClear(GL_COLOR_BUFFER_BIT); glClear(GL_COLOR_BUFFER_BIT);
GLDrawBuf buf = new GLDrawBuf(_dx, _dy, false); if (!_drawbuf)
buf.beforeDrawing(); _drawbuf = new GLDrawBuf(_dx, _dy);
onDraw(buf); _drawbuf.resize(_dx, _dy);
buf.afterDrawing(); _drawbuf.beforeDrawing();
onDraw(_drawbuf);
_drawbuf.afterDrawing();
SDL_GL_SwapWindow(_win); SDL_GL_SwapWindow(_win);
destroy(buf);
} }
} else { } else {
// Select the color for drawing. // Select the color for drawing.
@ -441,10 +442,9 @@ class SDLWindow : Window {
if (!_drawbuf) if (!_drawbuf)
_drawbuf = new ColorDrawBuf(_dx, _dy); _drawbuf = new ColorDrawBuf(_dx, _dy);
_drawbuf.resize(_dx, _dy); _drawbuf.resize(_dx, _dy);
_drawbuf.resetClipping();
_drawbuf.fill(_backgroundColor); _drawbuf.fill(_backgroundColor);
onDraw(_drawbuf); onDraw(_drawbuf);
draw(_drawbuf); draw(cast(ColorDrawBuf)_drawbuf);
// Up until now everything was drawn behind the scenes. // Up until now everything was drawn behind the scenes.
// This will show the new, red contents of the window. // This will show the new, red contents of the window.
@ -452,7 +452,7 @@ class SDLWindow : Window {
} }
} }
ColorDrawBuf _drawbuf; DrawBuf _drawbuf;
//bool _exposeSent; //bool _exposeSent;
void processExpose() { void processExpose() {