diff options
Diffstat (limited to 'scumm')
| -rw-r--r-- | scumm/intern.h | 1 | ||||
| -rw-r--r-- | scumm/wiz_he.cpp | 97 |
2 files changed, 92 insertions, 6 deletions
diff --git a/scumm/intern.h b/scumm/intern.h index f8ed14a3f5..a1ffcc8293 100644 --- a/scumm/intern.h +++ b/scumm/intern.h @@ -940,6 +940,7 @@ protected: void createWizEmptyImage(const WizParameters *params); void fillWizRect(const WizParameters *params); + void fillWizParallelogram(const WizParameters *params); void processWizImage(const WizParameters *params); int getWizImageStates(int resnum); int isWizPixelNonTransparent(int resnum, int state, int x, int y, int flags); diff --git a/scumm/wiz_he.cpp b/scumm/wiz_he.cpp index cdf4589cd1..d0611b3b37 100644 --- a/scumm/wiz_he.cpp +++ b/scumm/wiz_he.cpp @@ -1445,7 +1445,7 @@ void ScummEngine_v90he::fillWizRect(const WizParameters *params) { uint32 iw = READ_LE_UINT32(wizh + 0x4); uint32 ih = READ_LE_UINT32(wizh + 0x8); assert(ic == 0 || ic == 2 || ic == 3); - Common::Rect r1(iw, ih); + Common::Rect r1(iw + 1, ih + 1); if (params->processFlags & kWPFClipBox) { if (!r1.intersects(params->box)) { return; @@ -1455,11 +1455,9 @@ void ScummEngine_v90he::fillWizRect(const WizParameters *params) { if (params->processFlags & kWPFClipBox2) { r1.clip(params->box2); } - uint8 color; + uint8 color = VAR(93); if (params->processFlags & kWPFFillColor) { color = params->fillColor; - } else { - color = VAR(93); } uint8 *wizd = findWrappedBlock(MKID('WIZD'), dataPtr, state, 0); assert(wizd); @@ -1473,6 +1471,94 @@ void ScummEngine_v90he::fillWizRect(const WizParameters *params) { } } +void ScummEngine_v90he::fillWizParallelogram(const WizParameters *params) { + if (params->processFlags & kWPFClipBox2) { + int state = 0; + if (params->processFlags & kWPFNewState) { + state = params->img.state; + } + uint8 *dataPtr = getResourceAddress(rtImage, params->img.resNum); + if (dataPtr) { + uint8 *wizh = findWrappedBlock(MKID('WIZH'), dataPtr, state, 0); + assert(wizh); + uint32 ic = READ_LE_UINT32(wizh + 0x0); + uint32 iw = READ_LE_UINT32(wizh + 0x4); + uint32 ih = READ_LE_UINT32(wizh + 0x8); + assert(ic == 0 || ic == 2 || ic == 3); + Common::Rect r1(iw + 1, ih + 1); + if (params->processFlags & kWPFClipBox) { + if (!r1.intersects(params->box)) { + return; + } + r1.clip(params->box); + } + uint8 color = VAR(93); + if (params->processFlags & kWPFFillColor) { + color = params->fillColor; + } + uint8 *wizd = findWrappedBlock(MKID('WIZD'), dataPtr, state, 0); + assert(wizd); + int x1 = params->box2.left; + int y1 = params->box2.top; + int x2 = params->box2.right; + int y2 = params->box2.bottom; + + int dx = x2 - x1; + int incx = 0; + if (dx > 0) { + incx = 1; + } else if (dx < 0) { + incx = -1; + } + int dy = y2 - y1; + int incy = 0; + if (dy > 0) { + incy = 1; + } else if (dy < 0) { + incy = -1; + } + + if (r1.contains(x1, y1)) { + *(wizd + y1 * iw + x1) = color; + } + + if (dx >= dy) { + int step1_y = (dy - dx) * 2; + int step2_y = dy * 2; + int accum_y = dy * 2 - dx; + while (x1 != x2) { + if (accum_y <= 0) { + accum_y += step2_y; + } else { + accum_y += step1_y; + y1 += incy; + } + x1 += incx; + if (r1.contains(x1, y1)) { + *(wizd + y1 * iw + x1) = color; + } + } + } else { + int step1_x = (dx - dy) * 2; + int step2_x = dx * 2; + int accum_x = dx * 2 - dy; + while (y1 != y2) { + if (accum_x <= 0) { + accum_x += step2_x; + } else { + accum_x += step1_x; + x1 += incx; + } + y1 += incy; + if (r1.contains(x1, y1)) { + *(wizd + y1 * iw + x1) = color; + } + } + } + } + } +} + void ScummEngine_v90he::processWizImage(const WizParameters *params) { debug(1, "processWizImage: processMode %d", params->processMode); switch (params->processMode) { @@ -1575,8 +1661,7 @@ void ScummEngine_v90he::processWizImage(const WizParameters *params) { fillWizRect(params); break; case 10: - // Used in footdemo - // TODO + fillWizParallelogram(params); break; default: error("Unhandled processWizImage mode %d", params->processMode); |