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00012 #include "../stdafx.h"
00013 #include "../core/math_func.hpp"
00014 #include "../gfx_func.h"
00015 #include "../video/video_driver.hpp"
00016 #include "32bpp_anim.hpp"
00017
00018 #include "../table/sprites.h"
00019
00020 static FBlitter_32bppAnim iFBlitter_32bppAnim;
00021
00022 template <BlitterMode mode>
00023 inline void Blitter_32bppAnim::Draw(const Blitter::BlitterParams *bp, ZoomLevel zoom)
00024 {
00025 const SpriteData *src = (const SpriteData *)bp->sprite;
00026
00027 const Colour *src_px = (const Colour *)(src->data + src->offset[zoom][0]);
00028 const uint8 *src_n = (const uint8 *)(src->data + src->offset[zoom][1]);
00029
00030 for (uint i = bp->skip_top; i != 0; i--) {
00031 src_px = (const Colour *)((const byte *)src_px + *(const uint32 *)src_px);
00032 src_n += *(const uint32 *)src_n;
00033 }
00034
00035 uint32 *dst = (uint32 *)bp->dst + bp->top * bp->pitch + bp->left;
00036 uint8 *anim = this->anim_buf + ((uint32 *)bp->dst - (uint32 *)_screen.dst_ptr) + bp->top * this->anim_buf_width + bp->left;
00037
00038 const byte *remap = bp->remap;
00039
00040 for (int y = 0; y < bp->height; y++) {
00041 uint32 *dst_ln = dst + bp->pitch;
00042 uint8 *anim_ln = anim + this->anim_buf_width;
00043
00044 const Colour *src_px_ln = (const Colour *)((const byte *)src_px + *(const uint32 *)src_px);
00045 src_px++;
00046
00047 const uint8 *src_n_ln = src_n + *(uint32 *)src_n;
00048 src_n += 4;
00049
00050 uint32 *dst_end = dst + bp->skip_left;
00051
00052 uint n;
00053
00054 while (dst < dst_end) {
00055 n = *src_n++;
00056
00057 if (src_px->a == 0) {
00058 dst += n;
00059 src_px ++;
00060 src_n++;
00061
00062 if (dst > dst_end) anim += dst - dst_end;
00063 } else {
00064 if (dst + n > dst_end) {
00065 uint d = dst_end - dst;
00066 src_px += d;
00067 src_n += d;
00068
00069 dst = dst_end - bp->skip_left;
00070 dst_end = dst + bp->width;
00071
00072 n = min<uint>(n - d, (uint)bp->width);
00073 goto draw;
00074 }
00075 dst += n;
00076 src_px += n;
00077 src_n += n;
00078 }
00079 }
00080
00081 dst -= bp->skip_left;
00082 dst_end -= bp->skip_left;
00083
00084 dst_end += bp->width;
00085
00086 while (dst < dst_end) {
00087 n = min<uint>(*src_n++, (uint)(dst_end - dst));
00088
00089 if (src_px->a == 0) {
00090 anim += n;
00091 dst += n;
00092 src_px++;
00093 src_n++;
00094 continue;
00095 }
00096
00097 draw:;
00098
00099 switch (mode) {
00100 case BM_COLOUR_REMAP:
00101 if (src_px->a == 255) {
00102 do {
00103 uint m = *src_n;
00104
00105 if (m == 0) {
00106 *dst = src_px->data;
00107 *anim = 0;
00108 } else {
00109 uint r = remap[m];
00110 *anim = r;
00111 if (r != 0) *dst = this->LookupColourInPalette(r);
00112 }
00113 anim++;
00114 dst++;
00115 src_px++;
00116 src_n++;
00117 } while (--n != 0);
00118 } else {
00119 do {
00120 uint m = *src_n;
00121 if (m == 0) {
00122 *dst = ComposeColourRGBANoCheck(src_px->r, src_px->g, src_px->b, src_px->a, *dst);
00123 *anim = 0;
00124 } else {
00125 uint r = remap[m];
00126 *anim = r;
00127 if (r != 0) *dst = ComposeColourPANoCheck(this->LookupColourInPalette(r), src_px->a, *dst);
00128 }
00129 anim++;
00130 dst++;
00131 src_px++;
00132 src_n++;
00133 } while (--n != 0);
00134 }
00135 break;
00136
00137 case BM_TRANSPARENT:
00138
00139
00140
00141
00142
00143 src_n += n;
00144 if (src_px->a == 255) {
00145 src_px += n;
00146 do {
00147 *dst = MakeTransparent(*dst, 3, 4);
00148 *anim = remap[*anim];
00149 anim++;
00150 dst++;
00151 } while (--n != 0);
00152 } else {
00153 do {
00154 *dst = MakeTransparent(*dst, (256 * 4 - src_px->a), 256 * 4);
00155 *anim = remap[*anim];
00156 anim++;
00157 dst++;
00158 src_px++;
00159 } while (--n != 0);
00160 }
00161 break;
00162
00163 default:
00164 if (src_px->a == 255) {
00165 do {
00166
00167 uint m = *src_n++;
00168
00169 *anim++ = m;
00170 *dst++ = (m >= PALETTE_ANIM_SIZE_START) ? this->LookupColourInPalette(m) : src_px->data;
00171 src_px++;
00172 } while (--n != 0);
00173 } else {
00174 do {
00175 uint m = *src_n++;
00176 *anim++ = m;
00177 if (m >= PALETTE_ANIM_SIZE_START) {
00178 *dst = ComposeColourPANoCheck(this->LookupColourInPalette(m), src_px->a, *dst);
00179 } else {
00180 *dst = ComposeColourRGBANoCheck(src_px->r, src_px->g, src_px->b, src_px->a, *dst);
00181 }
00182 dst++;
00183 src_px++;
00184 } while (--n != 0);
00185 }
00186 break;
00187 }
00188 }
00189
00190 anim = anim_ln;
00191 dst = dst_ln;
00192 src_px = src_px_ln;
00193 src_n = src_n_ln;
00194 }
00195 }
00196
00197 void Blitter_32bppAnim::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom)
00198 {
00199 if (_screen_disable_anim) {
00200
00201 Blitter_32bppOptimized::Draw(bp, mode, zoom);
00202 return;
00203 }
00204
00205 if (_screen.width != this->anim_buf_width || _screen.height != this->anim_buf_height) {
00206
00207 free(this->anim_buf);
00208 this->anim_buf = CallocT<uint8>(_screen.width * _screen.height);
00209 this->anim_buf_width = _screen.width;
00210 this->anim_buf_height = _screen.height;
00211 }
00212
00213 switch (mode) {
00214 default: NOT_REACHED();
00215 case BM_NORMAL: Draw<BM_NORMAL> (bp, zoom); return;
00216 case BM_COLOUR_REMAP: Draw<BM_COLOUR_REMAP>(bp, zoom); return;
00217 case BM_TRANSPARENT: Draw<BM_TRANSPARENT> (bp, zoom); return;
00218 }
00219 }
00220
00221 void Blitter_32bppAnim::DrawColourMappingRect(void *dst, int width, int height, int pal)
00222 {
00223 if (_screen_disable_anim) {
00224
00225 Blitter_32bppOptimized::DrawColourMappingRect(dst, width, height, pal);
00226 return;
00227 }
00228
00229 uint32 *udst = (uint32 *)dst;
00230 uint8 *anim;
00231
00232 anim = this->anim_buf + ((uint32 *)dst - (uint32 *)_screen.dst_ptr);
00233
00234 if (pal == PALETTE_TO_TRANSPARENT) {
00235 do {
00236 for (int i = 0; i != width; i++) {
00237 *udst = MakeTransparent(*udst, 154);
00238 *anim = 0;
00239 udst++;
00240 anim++;
00241 }
00242 udst = udst - width + _screen.pitch;
00243 anim = anim - width + this->anim_buf_width;
00244 } while (--height);
00245 return;
00246 }
00247 if (pal == PALETTE_TO_STRUCT_GREY) {
00248 do {
00249 for (int i = 0; i != width; i++) {
00250 *udst = MakeGrey(*udst);
00251 *anim = 0;
00252 udst++;
00253 anim++;
00254 }
00255 udst = udst - width + _screen.pitch;
00256 anim = anim - width + this->anim_buf_width;
00257 } while (--height);
00258 return;
00259 }
00260
00261 DEBUG(misc, 0, "32bpp blitter doesn't know how to draw this colour table ('%d')", pal);
00262 }
00263
00264 void Blitter_32bppAnim::SetPixel(void *video, int x, int y, uint8 colour)
00265 {
00266 *((uint32 *)video + x + y * _screen.pitch) = LookupColourInPalette(colour);
00267
00268
00269 if (_screen_disable_anim) return;
00270 this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = colour;
00271 }
00272
00273 void Blitter_32bppAnim::SetPixelIfEmpty(void *video, int x, int y, uint8 colour)
00274 {
00275 uint32 *dst = (uint32 *)video + x + y * _screen.pitch;
00276 if (*dst == 0) {
00277 *dst = LookupColourInPalette(colour);
00278
00279 if (_screen_disable_anim) return;
00280 this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = colour;
00281 }
00282 }
00283
00284 void Blitter_32bppAnim::DrawRect(void *video, int width, int height, uint8 colour)
00285 {
00286 if (_screen_disable_anim) {
00287
00288 Blitter_32bppOptimized::DrawRect(video, width, height, colour);
00289 return;
00290 }
00291
00292 uint32 colour32 = LookupColourInPalette(colour);
00293 uint8 *anim_line;
00294
00295 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00296
00297 do {
00298 uint32 *dst = (uint32 *)video;
00299 uint8 *anim = anim_line;
00300
00301 for (int i = width; i > 0; i--) {
00302 *dst = colour32;
00303
00304 *anim = colour;
00305 dst++;
00306 anim++;
00307 }
00308 video = (uint32 *)video + _screen.pitch;
00309 anim_line += this->anim_buf_width;
00310 } while (--height);
00311 }
00312
00313 void Blitter_32bppAnim::CopyFromBuffer(void *video, const void *src, int width, int height)
00314 {
00315 assert(!_screen_disable_anim);
00316 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00317 uint32 *dst = (uint32 *)video;
00318 uint32 *usrc = (uint32 *)src;
00319 uint8 *anim_line;
00320
00321 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00322
00323 for (; height > 0; height--) {
00324 memcpy(dst, usrc, width * sizeof(uint32));
00325 usrc += width;
00326 dst += _screen.pitch;
00327
00328 memcpy(anim_line, usrc, width * sizeof(uint8));
00329 usrc = (uint32 *)((uint8 *)usrc + width);
00330 anim_line += this->anim_buf_width;
00331 }
00332
00333
00334 this->PaletteAnimate(PALETTE_ANIM_SIZE_START, (_use_palette == PAL_DOS) ? PALETTE_ANIM_SIZE_DOS : PALETTE_ANIM_SIZE_WIN);
00335 }
00336
00337 void Blitter_32bppAnim::CopyToBuffer(const void *video, void *dst, int width, int height)
00338 {
00339 assert(!_screen_disable_anim);
00340 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00341 uint32 *udst = (uint32 *)dst;
00342 uint32 *src = (uint32 *)video;
00343 uint8 *anim_line;
00344
00345 if (this->anim_buf == NULL) return;
00346
00347 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00348
00349 for (; height > 0; height--) {
00350 memcpy(udst, src, width * sizeof(uint32));
00351 src += _screen.pitch;
00352 udst += width;
00353
00354 memcpy(udst, anim_line, width * sizeof(uint8));
00355 udst = (uint32 *)((uint8 *)udst + width);
00356 anim_line += this->anim_buf_width;
00357 }
00358 }
00359
00360 void Blitter_32bppAnim::ScrollBuffer(void *video, int &left, int &top, int &width, int &height, int scroll_x, int scroll_y)
00361 {
00362 assert(!_screen_disable_anim);
00363 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00364 uint8 *dst, *src;
00365
00366
00367 if (scroll_y > 0) {
00368 dst = this->anim_buf + left + (top + height - 1) * this->anim_buf_width;
00369 src = dst - scroll_y * this->anim_buf_width;
00370
00371
00372 if (scroll_x >= 0) {
00373 dst += scroll_x;
00374 } else {
00375 src -= scroll_x;
00376 }
00377
00378 uint tw = width + (scroll_x >= 0 ? -scroll_x : scroll_x);
00379 uint th = height - scroll_y;
00380 for (; th > 0; th--) {
00381 memcpy(dst, src, tw * sizeof(uint8));
00382 src -= this->anim_buf_width;
00383 dst -= this->anim_buf_width;
00384 }
00385 } else {
00386
00387 dst = this->anim_buf + left + top * this->anim_buf_width;
00388 src = dst - scroll_y * this->anim_buf_width;
00389
00390
00391 if (scroll_x >= 0) {
00392 dst += scroll_x;
00393 } else {
00394 src -= scroll_x;
00395 }
00396
00397
00398
00399 uint tw = width + (scroll_x >= 0 ? -scroll_x : scroll_x);
00400 uint th = height + scroll_y;
00401 for (; th > 0; th--) {
00402 memmove(dst, src, tw * sizeof(uint8));
00403 src += this->anim_buf_width;
00404 dst += this->anim_buf_width;
00405 }
00406 }
00407
00408 Blitter_32bppBase::ScrollBuffer(video, left, top, width, height, scroll_x, scroll_y);
00409 }
00410
00411 int Blitter_32bppAnim::BufferSize(int width, int height)
00412 {
00413 return width * height * (sizeof(uint32) + sizeof(uint8));
00414 }
00415
00416 void Blitter_32bppAnim::PaletteAnimate(uint start, uint count)
00417 {
00418 assert(!_screen_disable_anim);
00419
00420
00421 if (start == 0) {
00422 start++;
00423 count--;
00424 }
00425
00426 const uint8 *anim = this->anim_buf;
00427 uint32 *dst = (uint32 *)_screen.dst_ptr;
00428
00429
00430 for (int y = this->anim_buf_height; y != 0 ; y--) {
00431 for (int x = this->anim_buf_width; x != 0 ; x--) {
00432 uint colour = *anim;
00433 if (IsInsideBS(colour, start, count)) {
00434
00435 *dst = LookupColourInPalette(colour);
00436 }
00437 dst++;
00438 anim++;
00439 }
00440 dst += _screen.pitch - this->anim_buf_width;
00441 }
00442
00443
00444 _video_driver->MakeDirty(0, 0, _screen.width, _screen.height);
00445 }
00446
00447 Blitter::PaletteAnimation Blitter_32bppAnim::UsePaletteAnimation()
00448 {
00449 return Blitter::PALETTE_ANIMATION_BLITTER;
00450 }