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HOPKINS: Refactor copy16bFromSurfaceScaleX2

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This commit is contained in:
Strangerke 2013-01-05 16:02:25 +01:00
parent c9f342f4ce
commit 45020d3012
2 changed files with 18 additions and 21 deletions
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37
engines/hopkins/graphics.cpp
View File

@ -170,7 +170,7 @@ void GraphicsManager::loadVgaImage(const Common::String &file) {
max_x = 320;
lockScreen();
copy16bToSurfaceScaleX2(_vesaBuffer);
copy16bFromSurfaceScaleX2(_vesaBuffer);
unlockScreen();
fadeInBreakout();
@ -683,7 +683,7 @@ void GraphicsManager::fadeOutDefaultLength(const byte *surface) {
void GraphicsManager::fadeInBreakout() {
setpal_vga256(_palette);
lockScreen();
copy16bToSurfaceScaleX2(_vesaBuffer);
copy16bFromSurfaceScaleX2(_vesaBuffer);
unlockScreen();
DD_VBL();
}
@ -698,7 +698,7 @@ void GraphicsManager::fateOutBreakout() {
setpal_vga256(palette);
lockScreen();
copy16bToSurfaceScaleX2(_vesaBuffer);
copy16bFromSurfaceScaleX2(_vesaBuffer);
unlockScreen();
DD_VBL();
}
@ -1203,29 +1203,26 @@ void GraphicsManager::AFFICHE_SPEEDVGA(const byte *objectData, int xp, int yp, i
}
/**
* Copy to surface to video buffer, scale 2x.
* Copy from surface to video buffer, scale 2x.
*/
void GraphicsManager::copy16bToSurfaceScaleX2(const byte *surface) {
const byte *v1;
byte *v2;
byte *v6;
int v;
byte *v10;
void GraphicsManager::copy16bFromSurfaceScaleX2(const byte *surface) {
byte *palPtr;
int curPixel;
assert(_videoPtr);
v1 = surface;
v2 = 30 * WinScan + (byte *)_videoPtr->pixels;
const byte *curSurface = surface;
byte *destPtr = 30 * WinScan + (byte *)_videoPtr->pixels;
for (int y = 200; y; y--) {
v10 = v2;
byte *oldDestPtr = destPtr;
for (int x = 320; x; x--) {
v = 2 * *v1;
v6 = PAL_PIXELS + v;
v2[0] = v2[2] = v2[WinScan] = v2[WinScan + 2] = v6[0];
v2[1] = v2[3] = v2[WinScan + 1] = v2[WinScan + 3] = v6[1];
++v1;
v2 += 4;
curPixel = 2 * *curSurface;
palPtr = PAL_PIXELS + curPixel;
destPtr[0] = destPtr[2] = destPtr[WinScan] = destPtr[WinScan + 2] = palPtr[0];
destPtr[1] = destPtr[3] = destPtr[WinScan + 1] = destPtr[WinScan + 3] = palPtr[1];
++curSurface;
destPtr += 4;
}
v2 = WinScan * 2 + v10;
destPtr = WinScan * 2 + oldDestPtr;
}
}

2
engines/hopkins/graphics.h
View File

@ -154,7 +154,7 @@ public:
void displayVesaSegment();
void AFFICHE_SPEEDVGA(const byte *objectData, int xp, int yp, int idx);
void CopyAsm(const byte *surface);
void copy16bToSurfaceScaleX2(const byte *surface);
void copy16bFromSurfaceScaleX2(const byte *surface);
void Restore_Mem(byte *destSurface, const byte *src, int xp, int yp, int width, int height);
int zoomIn(int v, int percentage);
int zoomOut(int v, int percentage);