diff options
Diffstat (limited to 'engines/scumm/gfx.cpp')
| -rw-r--r-- | engines/scumm/gfx.cpp | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/engines/scumm/gfx.cpp b/engines/scumm/gfx.cpp index 50ff0b3988..1d1b6b4f13 100644 --- a/engines/scumm/gfx.cpp +++ b/engines/scumm/gfx.cpp @@ -8,11 +8,12 @@ * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. + * * This program 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 General Public License for more details. - + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. @@ -379,7 +380,7 @@ void ScummEngine::initVirtScreen(VirtScreenNumber slot, int top, int width, int int size; assert(height >= 0); - assert(slot >= 0 && slot < 4); + assert((int)slot >= 0 && (int)slot < 4); if (_game.version >= 7) { if (slot == kMainVirtScreen && (_roomHeight != 0)) @@ -421,8 +422,8 @@ void ScummEngine::initVirtScreen(VirtScreenNumber slot, int top, int width, int } _res->createResource(rtBuffer, slot + 1, size); - vs->pixels = getResourceAddress(rtBuffer, slot + 1); - memset(vs->pixels, 0, size); // reset background + vs->setPixels(getResourceAddress(rtBuffer, slot + 1)); + memset(vs->getBasePtr(0, 0), 0, size); // reset background if (twobufs) { vs->backBuf = _res->createResource(rtBuffer, slot + 5, size); @@ -612,7 +613,7 @@ void ScummEngine::drawStripToScreen(VirtScreen *vs, int x, int width, int top, i // Some paranoia checks assert(top >= 0 && bottom <= vs->h); assert(x >= 0 && width <= vs->pitch); - assert(_textSurface.pixels); + assert(_textSurface.getPixels()); // Perform some clipping if (width > vs->w - x) @@ -1135,7 +1136,7 @@ void ScummEngine::clearTextSurface() { _townsScreen->fillLayerRect(1, 0, 0, _textSurface.w, _textSurface.h, 0); #endif - fill((byte *)_textSurface.pixels, _textSurface.pitch, + fill((byte *)_textSurface.getPixels(), _textSurface.pitch, #ifndef DISABLE_TOWNS_DUAL_LAYER_MODE _game.platform == Common::kPlatformFMTowns ? 0 : #endif @@ -1590,7 +1591,7 @@ void GdiV2::prepareDrawBitmap(const byte *ptr, VirtScreen *vs, if (vs->hasTwoBuffers) dst = vs->backBuf + y * vs->pitch + x * 8; else - dst = (byte *)vs->pixels + y * vs->pitch + x * 8; + dst = (byte *)vs->getBasePtr(x * 8, y); mask_ptr = getMaskBuffer(x, y, 1); @@ -1769,11 +1770,8 @@ void Gdi::drawBitmap(const byte *ptr, VirtScreen *vs, int x, const int y, const // Check whether lights are turned on or not const bool lightsOn = _vm->isLightOn(); - if (_vm->_game.features & GF_SMALL_HEADER) { + if ((_vm->_game.features & GF_SMALL_HEADER) || _vm->_game.version == 8) { smap_ptr = ptr; - } else if (_vm->_game.version == 8) { - // Skip to the BSTR->WRAP->OFFS chunk - smap_ptr = ptr + 24; } else { smap_ptr = _vm->findResource(MKTAG('S','M','A','P'), ptr); assert(smap_ptr); @@ -1827,7 +1825,7 @@ void Gdi::drawBitmap(const byte *ptr, VirtScreen *vs, int x, const int y, const if (vs->hasTwoBuffers) dstPtr = vs->backBuf + y * vs->pitch + (x * 8 * vs->format.bytesPerPixel); else - dstPtr = (byte *)vs->pixels + y * vs->pitch + (x * 8 * vs->format.bytesPerPixel); + dstPtr = (byte *)vs->getBasePtr(x * 8, y); transpStrip = drawStrip(dstPtr, vs, x, y, width, height, stripnr, smap_ptr); @@ -1836,7 +1834,7 @@ void Gdi::drawBitmap(const byte *ptr, VirtScreen *vs, int x, const int y, const transpStrip = true; if (vs->hasTwoBuffers) { - byte *frontBuf = (byte *)vs->pixels + y * vs->pitch + (x * 8 * vs->format.bytesPerPixel); + byte *frontBuf = (byte *)vs->getBasePtr(x * 8, y); if (lightsOn) copy8Col(frontBuf, vs->pitch, dstPtr, height, vs->format.bytesPerPixel); else @@ -1887,8 +1885,14 @@ bool Gdi::drawStrip(byte *dstPtr, VirtScreen *vs, int x, int y, const int width, smapLen = READ_LE_UINT32(smap_ptr); if (stripnr * 4 + 4 < smapLen) offset = READ_LE_UINT32(smap_ptr + stripnr * 4 + 4); + } else if (_vm->_game.version == 8) { + smapLen = READ_BE_UINT32(smap_ptr + 4); + // Skip to the BSTR->WRAP->OFFS chunk + smap_ptr += 24; + if (stripnr * 4 + 8 < smapLen) + offset = READ_LE_UINT32(smap_ptr + stripnr * 4 + 8); } else { - smapLen = READ_BE_UINT32(smap_ptr); + smapLen = READ_BE_UINT32(smap_ptr + 4); if (stripnr * 4 + 8 < smapLen) offset = READ_LE_UINT32(smap_ptr + stripnr * 4 + 8); } @@ -2262,7 +2266,7 @@ void Gdi::resetBackground(int top, int bottom, int strip) { vs->bdirty[strip] = bottom; bgbak_ptr = (byte *)vs->backBuf + top * vs->pitch + (strip + vs->xstart/8) * 8 * vs->format.bytesPerPixel; - backbuff_ptr = (byte *)vs->pixels + top * vs->pitch + (strip + vs->xstart/8) * 8 * vs->format.bytesPerPixel; + backbuff_ptr = (byte *)vs->getBasePtr((strip + vs->xstart/8) * 8, top); numLinesToProcess = bottom - top; if (numLinesToProcess) { |