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Diffstat (limited to '3rdparty/SDL2/src/video/haiku/SDL_bframebuffer.cc')
-rw-r--r--3rdparty/SDL2/src/video/haiku/SDL_bframebuffer.cc254
1 files changed, 0 insertions, 254 deletions
diff --git a/3rdparty/SDL2/src/video/haiku/SDL_bframebuffer.cc b/3rdparty/SDL2/src/video/haiku/SDL_bframebuffer.cc
deleted file mode 100644
index 5e6a300e8e2..00000000000
--- a/3rdparty/SDL2/src/video/haiku/SDL_bframebuffer.cc
+++ /dev/null
@@ -1,254 +0,0 @@
-/*
- Simple DirectMedia Layer
- Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
-
- This software is provided 'as-is', without any express or implied
- warranty. In no event will the authors be held liable for any damages
- arising from the use of this software.
-
- Permission is granted to anyone to use this software for any purpose,
- including commercial applications, and to alter it and redistribute it
- freely, subject to the following restrictions:
-
- 1. The origin of this software must not be misrepresented; you must not
- claim that you wrote the original software. If you use this software
- in a product, an acknowledgment in the product documentation would be
- appreciated but is not required.
- 2. Altered source versions must be plainly marked as such, and must not be
- misrepresented as being the original software.
- 3. This notice may not be removed or altered from any source distribution.
-*/
-#include "../../SDL_internal.h"
-
-#if SDL_VIDEO_DRIVER_HAIKU
-
-#include "SDL_bframebuffer.h"
-
-#include <AppKit.h>
-#include <InterfaceKit.h>
-#include "SDL_bmodes.h"
-#include "SDL_BWin.h"
-
-#include "../../main/haiku/SDL_BApp.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-int32 BE_UpdateOnce(SDL_Window *window);
-
-static SDL_INLINE SDL_BWin *_ToBeWin(SDL_Window *window) {
- return ((SDL_BWin*)(window->driverdata));
-}
-
-static SDL_INLINE SDL_BApp *_GetBeApp() {
- return ((SDL_BApp*)be_app);
-}
-
-int BE_CreateWindowFramebuffer(_THIS, SDL_Window * window,
- Uint32 * format,
- void ** pixels, int *pitch) {
- SDL_BWin *bwin = _ToBeWin(window);
- BScreen bscreen;
- if(!bscreen.IsValid()) {
- return -1;
- }
-
- while(!bwin->Connected()) { snooze(100); }
-
- /* Make sure we have exclusive access to frame buffer data */
- bwin->LockBuffer();
-
- /* format */
- display_mode bmode;
- bscreen.GetMode(&bmode);
- int32 bpp = BE_ColorSpaceToBitsPerPixel(bmode.space);
- *format = BE_BPPToSDLPxFormat(bpp);
-
- /* Create the new bitmap object */
- BBitmap *bitmap = bwin->GetBitmap();
-
- if(bitmap) {
- delete bitmap;
- }
- bitmap = new BBitmap(bwin->Bounds(), (color_space)bmode.space,
- false, /* Views not accepted */
- true); /* Contiguous memory required */
-
- if(bitmap->InitCheck() != B_OK) {
- return SDL_SetError("Could not initialize back buffer!\n");
- }
-
-
- bwin->SetBitmap(bitmap);
-
- /* Set the pixel pointer */
- *pixels = bitmap->Bits();
-
- /* pitch = width of window, in bytes */
- *pitch = bitmap->BytesPerRow();
-
- bwin->SetBufferExists(true);
- bwin->SetTrashBuffer(false);
- bwin->UnlockBuffer();
- return 0;
-}
-
-
-
-int BE_UpdateWindowFramebuffer(_THIS, SDL_Window * window,
- const SDL_Rect * rects, int numrects) {
- if(!window)
- return 0;
-
- SDL_BWin *bwin = _ToBeWin(window);
-
-#ifdef DRAWTHREAD
- bwin->LockBuffer();
- bwin->SetBufferDirty(true);
- bwin->UnlockBuffer();
-#else
- bwin->SetBufferDirty(true);
- BE_UpdateOnce(window);
-#endif
-
- return 0;
-}
-
-int32 BE_DrawThread(void *data) {
- SDL_BWin *bwin = (SDL_BWin*)data;
-
- BScreen bscreen;
- if(!bscreen.IsValid()) {
- return -1;
- }
-
- while(bwin->ConnectionEnabled()) {
- if( bwin->Connected() && bwin->BufferExists() && bwin->BufferIsDirty() ) {
- bwin->LockBuffer();
- BBitmap *bitmap = NULL;
- bitmap = bwin->GetBitmap();
- int32 windowPitch = bitmap->BytesPerRow();
- int32 bufferPitch = bwin->GetRowBytes();
- uint8 *windowpx;
- uint8 *bufferpx;
-
- int32 BPP = bwin->GetBytesPerPx();
- int32 windowSub = bwin->GetFbX() * BPP +
- bwin->GetFbY() * windowPitch;
- clipping_rect *clips = bwin->GetClips();
- int32 numClips = bwin->GetNumClips();
- int i, y;
-
- /* Blit each clipping rectangle */
- bscreen.WaitForRetrace();
- for(i = 0; i < numClips; ++i) {
- clipping_rect rc = clips[i];
- /* Get addresses of the start of each clipping rectangle */
- int32 width = clips[i].right - clips[i].left + 1;
- int32 height = clips[i].bottom - clips[i].top + 1;
- bufferpx = bwin->GetBufferPx() +
- clips[i].top * bufferPitch + clips[i].left * BPP;
- windowpx = (uint8*)bitmap->Bits() +
- clips[i].top * windowPitch + clips[i].left * BPP -
- windowSub;
-
- /* Copy each row of pixels from the window buffer into the frame
- buffer */
- for(y = 0; y < height; ++y)
- {
-
- if(bwin->CanTrashWindowBuffer()) {
- goto escape; /* Break out before the buffer is killed */
- }
-
- memcpy(bufferpx, windowpx, width * BPP);
- bufferpx += bufferPitch;
- windowpx += windowPitch;
- }
- }
-
- bwin->SetBufferDirty(false);
-escape:
- bwin->UnlockBuffer();
- } else {
- snooze(16000);
- }
- }
-
- return B_OK;
-}
-
-void BE_DestroyWindowFramebuffer(_THIS, SDL_Window * window) {
- SDL_BWin *bwin = _ToBeWin(window);
-
- bwin->LockBuffer();
-
- /* Free and clear the window buffer */
- BBitmap *bitmap = bwin->GetBitmap();
- delete bitmap;
- bwin->SetBitmap(NULL);
- bwin->SetBufferExists(false);
- bwin->UnlockBuffer();
-}
-
-
-/*
- * TODO:
- * This was written to test if certain errors were caused by threading issues.
- * The specific issues have since become rare enough that they may have been
- * solved, but I doubt it- they were pretty sporadic before now.
- */
-int32 BE_UpdateOnce(SDL_Window *window) {
- SDL_BWin *bwin = _ToBeWin(window);
- BScreen bscreen;
- if(!bscreen.IsValid()) {
- return -1;
- }
-
- if(bwin->ConnectionEnabled() && bwin->Connected()) {
- bwin->LockBuffer();
- int32 windowPitch = window->surface->pitch;
- int32 bufferPitch = bwin->GetRowBytes();
- uint8 *windowpx;
- uint8 *bufferpx;
-
- int32 BPP = bwin->GetBytesPerPx();
- uint8 *windowBaseAddress = (uint8*)window->surface->pixels;
- int32 windowSub = bwin->GetFbX() * BPP +
- bwin->GetFbY() * windowPitch;
- clipping_rect *clips = bwin->GetClips();
- int32 numClips = bwin->GetNumClips();
- int i, y;
-
- /* Blit each clipping rectangle */
- bscreen.WaitForRetrace();
- for(i = 0; i < numClips; ++i) {
- clipping_rect rc = clips[i];
- /* Get addresses of the start of each clipping rectangle */
- int32 width = clips[i].right - clips[i].left + 1;
- int32 height = clips[i].bottom - clips[i].top + 1;
- bufferpx = bwin->GetBufferPx() +
- clips[i].top * bufferPitch + clips[i].left * BPP;
- windowpx = windowBaseAddress +
- clips[i].top * windowPitch + clips[i].left * BPP - windowSub;
-
- /* Copy each row of pixels from the window buffer into the frame
- buffer */
- for(y = 0; y < height; ++y)
- {
- memcpy(bufferpx, windowpx, width * BPP);
- bufferpx += bufferPitch;
- windowpx += windowPitch;
- }
- }
- bwin->UnlockBuffer();
- }
- return 0;
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* SDL_VIDEO_DRIVER_HAIKU */