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00012 #include "../stdafx.h"
00013 #include "../core/math_func.hpp"
00014 #include "../video/video_driver.hpp"
00015 #include "32bpp_anim.hpp"
00016
00017 #include "../table/sprites.h"
00018
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_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_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 switch (mode) {
00206 default: NOT_REACHED();
00207 case BM_NORMAL: Draw<BM_NORMAL> (bp, zoom); return;
00208 case BM_COLOUR_REMAP: Draw<BM_COLOUR_REMAP>(bp, zoom); return;
00209 case BM_TRANSPARENT: Draw<BM_TRANSPARENT> (bp, zoom); return;
00210 }
00211 }
00212
00213 void Blitter_32bppAnim::DrawColourMappingRect(void *dst, int width, int height, PaletteID pal)
00214 {
00215 if (_screen_disable_anim) {
00216
00217 Blitter_32bppOptimized::DrawColourMappingRect(dst, width, height, pal);
00218 return;
00219 }
00220
00221 uint32 *udst = (uint32 *)dst;
00222 uint8 *anim;
00223
00224 anim = this->anim_buf + ((uint32 *)dst - (uint32 *)_screen.dst_ptr);
00225
00226 if (pal == PALETTE_TO_TRANSPARENT) {
00227 do {
00228 for (int i = 0; i != width; i++) {
00229 *udst = MakeTransparent(*udst, 154);
00230 *anim = 0;
00231 udst++;
00232 anim++;
00233 }
00234 udst = udst - width + _screen.pitch;
00235 anim = anim - width + this->anim_buf_width;
00236 } while (--height);
00237 return;
00238 }
00239 if (pal == PALETTE_NEWSPAPER) {
00240 do {
00241 for (int i = 0; i != width; i++) {
00242 *udst = MakeGrey(*udst);
00243 *anim = 0;
00244 udst++;
00245 anim++;
00246 }
00247 udst = udst - width + _screen.pitch;
00248 anim = anim - width + this->anim_buf_width;
00249 } while (--height);
00250 return;
00251 }
00252
00253 DEBUG(misc, 0, "32bpp blitter doesn't know how to draw this colour table ('%d')", pal);
00254 }
00255
00256 void Blitter_32bppAnim::SetPixel(void *video, int x, int y, uint8 colour)
00257 {
00258 *((uint32 *)video + x + y * _screen.pitch) = LookupColourInPalette(colour);
00259
00260
00261 if (_screen_disable_anim) return;
00262 this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = colour;
00263 }
00264
00265 void Blitter_32bppAnim::DrawRect(void *video, int width, int height, uint8 colour)
00266 {
00267 if (_screen_disable_anim) {
00268
00269 Blitter_32bppOptimized::DrawRect(video, width, height, colour);
00270 return;
00271 }
00272
00273 uint32 colour32 = LookupColourInPalette(colour);
00274 uint8 *anim_line;
00275
00276 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00277
00278 do {
00279 uint32 *dst = (uint32 *)video;
00280 uint8 *anim = anim_line;
00281
00282 for (int i = width; i > 0; i--) {
00283 *dst = colour32;
00284
00285 *anim = colour;
00286 dst++;
00287 anim++;
00288 }
00289 video = (uint32 *)video + _screen.pitch;
00290 anim_line += this->anim_buf_width;
00291 } while (--height);
00292 }
00293
00294 void Blitter_32bppAnim::CopyFromBuffer(void *video, const void *src, int width, int height)
00295 {
00296 assert(!_screen_disable_anim);
00297 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00298 uint32 *dst = (uint32 *)video;
00299 uint32 *usrc = (uint32 *)src;
00300 uint8 *anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00301
00302 for (; height > 0; height--) {
00303
00304 uint32 *dst_pal = dst;
00305 uint8 *anim_pal = anim_line;
00306
00307 memcpy(dst, usrc, width * sizeof(uint32));
00308 usrc += width;
00309 dst += _screen.pitch;
00310
00311 memcpy(anim_line, usrc, width * sizeof(uint8));
00312 usrc = (uint32 *)((uint8 *)usrc + width);
00313 anim_line += this->anim_buf_width;
00314
00315
00316
00317
00318
00319
00320
00321
00322 for (int i = 0; i < width; i++) {
00323 uint colour = *anim_pal;
00324 if (IsInsideBS(colour, PALETTE_ANIM_START, PALETTE_ANIM_SIZE)) {
00325
00326 *dst_pal = LookupColourInPalette(colour);
00327 }
00328 dst_pal++;
00329 anim_pal++;
00330 }
00331 }
00332 }
00333
00334 void Blitter_32bppAnim::CopyToBuffer(const void *video, void *dst, int width, int height)
00335 {
00336 assert(!_screen_disable_anim);
00337 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00338 uint32 *udst = (uint32 *)dst;
00339 uint32 *src = (uint32 *)video;
00340 uint8 *anim_line;
00341
00342 if (this->anim_buf == NULL) return;
00343
00344 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00345
00346 for (; height > 0; height--) {
00347 memcpy(udst, src, width * sizeof(uint32));
00348 src += _screen.pitch;
00349 udst += width;
00350
00351 memcpy(udst, anim_line, width * sizeof(uint8));
00352 udst = (uint32 *)((uint8 *)udst + width);
00353 anim_line += this->anim_buf_width;
00354 }
00355 }
00356
00357 void Blitter_32bppAnim::ScrollBuffer(void *video, int &left, int &top, int &width, int &height, int scroll_x, int scroll_y)
00358 {
00359 assert(!_screen_disable_anim);
00360 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00361 uint8 *dst, *src;
00362
00363
00364 if (scroll_y > 0) {
00365 dst = this->anim_buf + left + (top + height - 1) * this->anim_buf_width;
00366 src = dst - scroll_y * this->anim_buf_width;
00367
00368
00369 if (scroll_x >= 0) {
00370 dst += scroll_x;
00371 } else {
00372 src -= scroll_x;
00373 }
00374
00375 uint tw = width + (scroll_x >= 0 ? -scroll_x : scroll_x);
00376 uint th = height - scroll_y;
00377 for (; th > 0; th--) {
00378 memcpy(dst, src, tw * sizeof(uint8));
00379 src -= this->anim_buf_width;
00380 dst -= this->anim_buf_width;
00381 }
00382 } else {
00383
00384 dst = this->anim_buf + left + top * this->anim_buf_width;
00385 src = dst - scroll_y * this->anim_buf_width;
00386
00387
00388 if (scroll_x >= 0) {
00389 dst += scroll_x;
00390 } else {
00391 src -= scroll_x;
00392 }
00393
00394
00395
00396 uint tw = width + (scroll_x >= 0 ? -scroll_x : scroll_x);
00397 uint th = height + scroll_y;
00398 for (; th > 0; th--) {
00399 memmove(dst, src, tw * sizeof(uint8));
00400 src += this->anim_buf_width;
00401 dst += this->anim_buf_width;
00402 }
00403 }
00404
00405 Blitter_32bppBase::ScrollBuffer(video, left, top, width, height, scroll_x, scroll_y);
00406 }
00407
00408 int Blitter_32bppAnim::BufferSize(int width, int height)
00409 {
00410 return width * height * (sizeof(uint32) + sizeof(uint8));
00411 }
00412
00413 void Blitter_32bppAnim::PaletteAnimate(uint start, uint count)
00414 {
00415 assert(!_screen_disable_anim);
00416
00417
00418 if (start == 0) {
00419 start++;
00420 count--;
00421 }
00422
00423 const uint8 *anim = this->anim_buf;
00424 uint32 *dst = (uint32 *)_screen.dst_ptr;
00425
00426
00427 for (int y = this->anim_buf_height; y != 0 ; y--) {
00428 for (int x = this->anim_buf_width; x != 0 ; x--) {
00429 uint colour = *anim;
00430 if (IsInsideBS(colour, start, count)) {
00431
00432 *dst = LookupColourInPalette(colour);
00433 }
00434 dst++;
00435 anim++;
00436 }
00437 dst += _screen.pitch - this->anim_buf_width;
00438 }
00439
00440
00441 _video_driver->MakeDirty(0, 0, _screen.width, _screen.height);
00442 }
00443
00444 Blitter::PaletteAnimation Blitter_32bppAnim::UsePaletteAnimation()
00445 {
00446 return Blitter::PALETTE_ANIMATION_BLITTER;
00447 }
00448
00449 void Blitter_32bppAnim::PostResize()
00450 {
00451 if (_screen.width != this->anim_buf_width || _screen.height != this->anim_buf_height) {
00452
00453 free(this->anim_buf);
00454 this->anim_buf = CallocT<uint8>(_screen.width * _screen.height);
00455 this->anim_buf_width = _screen.width;
00456 this->anim_buf_height = _screen.height;
00457 }
00458 }