Mercurial > sdl-ios-xcode
view src/video/bwindow/SDL_BView.h @ 4525:3abf0b9cafad
pelya 2010-07-12 03:53:48 PDT
In function GLES_RenderCopy() in SDL_renderer_gles.c:819 there is one memcpy()
that can be avoided if we're updating whole texture.
Because of that the SDL 1.3 in compatibility mode is working even slower than
software rendering in SDL 1.2.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Wed, 14 Jul 2010 07:31:35 -0700 |
parents | f7b03b6838cb |
children | b530ef003506 |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2010 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" #ifndef _SDL_BView_h #define _SDL_BView_h /* This is the event handling and graphics update portion of SDL_BWin */ extern "C" { #include "../../events/SDL_events_c.h" }; class SDL_BView:public BView { public: SDL_BView(BRect frame):BView(frame, "SDL View", B_FOLLOW_ALL_SIDES, (B_WILL_DRAW | B_FRAME_EVENTS)) { image = NULL; xoff = yoff = 0; SetViewColor(0, 0, 0, 0); SetHighColor(0, 0, 0, 0); } virtual ~ SDL_BView() { SetBitmap(NULL); } /* Set drawing offsets for fullscreen mode */ virtual void SetXYOffset(int x, int y) { xoff = x; yoff = y; } virtual void GetXYOffset(int &x, int &y) { x = xoff; y = yoff; } /* The view changed size. If it means we're in fullscreen, we * draw a nice black box in the entire view to get black borders. */ virtual void FrameResized(float width, float height) { BRect bounds; bounds.top = bounds.left = 0; bounds.right = width; bounds.bottom = height; /* Fill the entire view with black */ FillRect(bounds, B_SOLID_HIGH); /* And if there's an image, redraw it. */ if (image) { bounds = image->Bounds(); Draw(bounds); } } /* Drawing portion of this complete breakfast. :) */ virtual void SetBitmap(BBitmap * bitmap) { if (image) { delete image; } image = bitmap; } virtual void Draw(BRect updateRect) { if (image) { if (xoff || yoff) { BRect dest; dest.top = updateRect.top + yoff; dest.left = updateRect.left + xoff; dest.bottom = updateRect.bottom + yoff; dest.right = updateRect.right + xoff; DrawBitmap(image, updateRect, dest); } else { DrawBitmap(image, updateRect, updateRect); } } } virtual void DrawAsync(BRect updateRect) { if (xoff || yoff) { BRect dest; dest.top = updateRect.top + yoff; dest.left = updateRect.left + xoff; dest.bottom = updateRect.bottom + yoff; dest.right = updateRect.right + xoff;; DrawBitmapAsync(image, updateRect, dest); } else { DrawBitmapAsync(image, updateRect, updateRect); } } private: BBitmap * image; int xoff, yoff; }; #endif /* _SDL_BView_h */ /* vi: set ts=4 sw=4 expandtab: */