void AGOSEngine::dumpBitmap(const char *filename, const byte *offs, uint16 w, uint16 h, int flags, const byte *palette,
byte base) {
byte *imageBuffer = (byte *)malloc(w * h);
assert(imageBuffer);
VC10_state state;
state.depack_cont = -0x80;
state.srcPtr = offs;
state.dh = h;
state.height = h;
state.width = w / 16;
if (getFeatures() & GF_PLANAR) {
state.srcPtr = convertImage(&state, (getGameType() == GType_PN || (flags & 0x80) != 0));
flags &= ~0x80;
}
const byte *src = state.srcPtr;
byte *dst = imageBuffer;
int i, j;
if (w > _screenWidth) {
for (i = 0; i < w; i += 8) {
decodeColumn(dst, src + readUint32Wrapper(src), h, w);
dst += 8;
src += 4;
}
} else if (h > _screenHeight) {
for (i = 0; i < h; i += 8) {
decodeRow(dst, src + readUint32Wrapper(src), w, w);
dst += 8 * w;
src += 4;
}
} else if (getGameType() == GType_FF || getGameType() == GType_PP) {
if ((flags & 0x80)) {
for (i = 0; i != w; i++) {
byte *c = vc10_depackColumn(&state);
for (j = 0; j != h; j++) {
dst[j * w + i] = c[j];
}
}
} else {
for (j = 0; j != h; j++) {
for (i = 0; i != w; i++) {
dst[i] = src[i];
}
}
dst += w;
src += w;
}
} else if ((getGameType() == GType_SIMON1 || getGameType() == GType_SIMON2) && w == 320 && (h == 134 || h == 200)) {
for (j = 0; j != h; j++) {
uint16 count = w / 8;
byte *dstPtr = dst;
do {
uint32 bits = (src[0] << 24) | (src[1] << 16) | (src[2] << 8) | (src[3]);
dstPtr[0] = (byte)((bits >> (32 - 5)) & 31);
dstPtr[1] = (byte)((bits >> (32 - 10)) & 31);
dstPtr[2] = (byte)((bits >> (32 - 15)) & 31);
dstPtr[3] = (byte)((bits >> (32 - 20)) & 31);
dstPtr[4] = (byte)((bits >> (32 - 25)) & 31);
dstPtr[5] = (byte)((bits >> (32 - 30)) & 31);
bits = (bits << 8) | src[4];
dstPtr[6] = (byte)((bits >> (40 - 35)) & 31);
dstPtr[7] = (byte)((bits) & 31);
dstPtr += 8;
src += 5;
} while (--count);
dst += w;
}
} else if (flags & 0x80) {
dstPtr[4] = (byte)((bits >> (32 - 25)) & 31);
dstPtr[5] = (byte)((bits >> (32 - 30)) & 31);
bits = (bits << 8) | src[4];
dstPtr[6] = (byte)((bits >> (40 - 35)) & 31);
dstPtr[7] = (byte)((bits) & 31);
dstPtr += 8;
src += 5;
} while (--count);
dst += w;
}
} else if (flags & 0x80) {
for (i = 0; i != w; i += 2) {
byte *c = vc10_depackColumn(&state);
for (j = 0; j != h; j++) {
byte col = c[j];
dst[j * w + i] = (col >> 4) | base;
dst[j * w + i + 1] = (col & 0xF) | base;
}
}
} else {
for (j = 0; j != h; j++) {
for (i = 0; i != w / 2; i ++) {
byte col = src[i];
dst[i * 2] = (col >> 4) | base;
dst[i * 2 + 1] = (col & 0xF) | base;
}
dst += w;
src += w / 2;
void AGOSEngine_Simon1::drawMaskedImage(VC10_state *state) {
if (getGameType() == GType_SIMON1 && (_windowNum == 3 || _windowNum == 4 || _windowNum >= 10)) {
state->surf2_addr += _videoWindows[17] * 320;
}
if (getFeatures() & GF_32COLOR) {
const byte *mask = state->srcPtr + (state->width * state->y_skip * 16) + (state->x_skip * 8);
byte *src = state->surf2_addr;
byte *dst = state->surf_addr;
state->draw_width *= 2;
uint h = state->draw_height;
do {
for (uint i = 0; i != state->draw_width; i++) {
if (getGameType() == GType_SIMON1 && getBitFlag(88)) {
/* transparency */
if (mask[i] && (dst[i] & 16))
dst[i] = src[i];
} else {
/* no transparency */
if (mask[i])
dst[i] = src[i];
}
}
dst += state->surf_pitch;
src += state->surf2_pitch;
mask += state->width * 16;
} while (--h);
} else if (state->flags & kDFCompressed) {
byte *mask, *src, *dst;
byte h;
uint w;
state->x_skip *= 4;
state->dl = state->width;
state->dh = state->height;
vc10_skip_cols(state);
w = 0;
do {
mask = vc10_depackColumn(state); /* esi */
src = state->surf2_addr + w * 2; /* ebx */
dst = state->surf_addr + w * 2; /* edi */
h = state->draw_height;
do {
if (getGameType() == GType_SIMON1 && getBitFlag(88)) {
/* transparency */
if ((mask[0] & 0xF0) && (dst[0] & 0x0F0) == 0x20)
dst[0] = src[0];
if ((mask[0] & 0x0F) && (dst[1] & 0x0F0) == 0x20)
dst[1] = src[1];
} else {
/* no transparency */
if (mask[0] & 0xF0)
dst[0] = src[0];
if (mask[0] & 0x0F)
dst[1] = src[1];
}
mask++;
dst += state->surf_pitch;
src += state->surf2_pitch;
} while (--h);
} while (++w != state->draw_width);
} else {
const byte *src, *mask;
byte *dst;
uint count;
mask = state->srcPtr + (state->width * state->y_skip) * 8;
src = state->surf2_addr;
dst = state->surf_addr;
state->x_skip *= 4;
do {
for (count = 0; count != state->draw_width; count++) {
if (getGameType() == GType_SIMON1 && getBitFlag(88)) {
/* transparency */
if (mask[count + state->x_skip] & 0xF0)
if ((dst[count * 2] & 0xF0) == 0x20)
dst[count * 2] = src[count * 2];
if (mask[count + state->x_skip] & 0x0F)
if ((dst[count * 2 + 1] & 0x0F) == 0x20)
dst[count * 2 + 1] = src[count * 2 + 1];
} else {
/* no transparency */
if (mask[count + state->x_skip] & 0xF0)
dst[count * 2] = src[count * 2];
if (mask[count + state->x_skip] & 0x0F)
dst[count * 2 + 1] = src[count * 2 + 1];
}
}
src += state->surf2_pitch;
dst += state->surf_pitch;
mask += state->width * 8;
} while (--state->draw_height);
}
}
void vc10_skip_cols(VC10_state *vs) {
while (vs->x_skip) {
vc10_depackColumn(vs);
vs->x_skip--;
}
}
void AGOSEngine_Feeble::drawImage(VC10_state *state) {
state->surf_addr = getBackBuf();
state->surf_pitch = _backBuf->pitch;
if (state->flags & kDFCompressed) {
if (state->flags & kDFScaled) {
state->surf_addr = getScaleBuf();
state->surf_pitch = _scaleBuf->pitch;
uint w, h;
byte *src, *dst, *dstPtr;
state->dl = state->width;
state->dh = state->height;
dstPtr = state->surf_addr;
w = 0;
do {
src = vc10_depackColumn(state);
dst = dstPtr;
h = 0;
do {
*dst = *src;
dst += state->surf_pitch;
src++;
} while (++h != state->draw_height);
dstPtr++;
} while (++w != state->draw_width);
if (_vgaCurSpritePriority % 10 != 9) {
_scaleX = state->x;
_scaleY = state->y;
_scaleWidth = state->width;
_scaleHeight = state->height;
} else {
scaleClip(state->height, state->width, state->y, state->x, state->y + _scrollY);
}
} else if (state->flags & kDFOverlayed) {
state->surf_addr = getScaleBuf();
state->surf_pitch = _scaleBuf->pitch;
state->surf_addr += (state->x + _scrollX) + (state->y + _scrollY) * state->surf_pitch;
uint w, h;
byte *src, *dst, *dstPtr;
state->dl = state->width;
state->dh = state->height;
dstPtr = state->surf_addr;
w = 0;
do {
byte color;
src = vc10_depackColumn(state);
dst = dstPtr;
h = 0;
do {
color = *src;
if (color != 0)
*dst = color;
dst += state->surf_pitch;
src++;
} while (++h != state->draw_height);
dstPtr++;
} while (++w != state->draw_width);
if (_vgaCurSpritePriority % 10 == 9) {
scaleClip(_scaleHeight, _scaleWidth, _scaleY, _scaleX, _scaleY + _scrollY);
}
} else {
if (!drawImage_clip(state)) {
return;
}
state->surf_addr += state->x + state->y * state->surf_pitch;
uint w, h;
byte *src, *dst, *dstPtr;
state->dl = state->width;
state->dh = state->height;
vc10_skip_cols(state);
if (state->flags & kDFMasked) {
if (getGameType() == GType_FF && !getBitFlag(81)) {
if (state->x > _feebleRect.right) {
return;
}
if (state->y > _feebleRect.bottom) {
return;
}
if (state->x + state->width < _feebleRect.left) {
return;
}
if (state->y + state->height < _feebleRect.top) {
return;
}
}
dstPtr = state->surf_addr;
w = 0;
do {
byte color;
src = vc10_depackColumn(state);
dst = dstPtr;
h = 0;
do {
color = *src;
if (color)
*dst = color;
dst += state->surf_pitch;
src++;
} while (++h != state->draw_height);
dstPtr++;
} while (++w != state->draw_width);
} else {
dstPtr = state->surf_addr;
w = 0;
do {
byte color;
src = vc10_depackColumn(state);
dst = dstPtr;
h = 0;
do {
color = *src;
if ((state->flags & kDFNonTrans) || color != 0)
*dst = color;
dst += state->surf_pitch;
src++;
} while (++h != state->draw_height);
dstPtr++;
} while (++w != state->draw_width);
}
}
} else {
if (!drawImage_clip(state)) {
return;
}
state->surf_addr += state->x + state->y * state->surf_pitch;
const byte *src;
byte *dst;
uint count;
src = state->srcPtr + state->width * state->y_skip;
dst = state->surf_addr;
do {
for (count = 0; count != state->draw_width; count++) {
byte color;
color = src[count + state->x_skip];
if (color) {
if ((state->flags & kDFShaded) && color == 220)
color = 244;
dst[count] = color;
}
}
dst += state->surf_pitch;
src += state->width;
} while (--state->draw_height);
}
}
