00001
00002
00003 #include "../stdafx.h"
00004 #include "../core/alloc_func.hpp"
00005 #include "../gfx_func.h"
00006 #include "../zoom_func.h"
00007 #include "../debug.h"
00008 #include "../video/video_driver.hpp"
00009 #include "32bpp_anim.hpp"
00010
00011 #include "../table/sprites.h"
00012
00013 static FBlitter_32bppAnim iFBlitter_32bppAnim;
00014
00015 void Blitter_32bppAnim::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom)
00016 {
00017 if (_screen_disable_anim) {
00018
00019 Blitter_32bppOptimized::Draw(bp, mode, zoom);
00020 return;
00021 }
00022
00023 const SpriteLoader::CommonPixel *src, *src_line;
00024 uint32 *dst, *dst_line;
00025 uint8 *anim, *anim_line;
00026
00027 if (_screen.width != this->anim_buf_width || _screen.height != this->anim_buf_height) {
00028
00029 free(this->anim_buf);
00030 this->anim_buf = CallocT<uint8>(_screen.width * _screen.height);
00031 this->anim_buf_width = _screen.width;
00032 this->anim_buf_height = _screen.height;
00033 }
00034
00035
00036 src_line = (const SpriteLoader::CommonPixel *)bp->sprite + (bp->skip_top * bp->sprite_width + bp->skip_left) * ScaleByZoom(1, zoom);
00037 dst_line = (uint32 *)bp->dst + bp->top * bp->pitch + bp->left;
00038 anim_line = this->anim_buf + ((uint32 *)bp->dst - (uint32 *)_screen.dst_ptr) + bp->top * this->anim_buf_width + bp->left;
00039
00040 for (int y = 0; y < bp->height; y++) {
00041 dst = dst_line;
00042 dst_line += bp->pitch;
00043
00044 src = src_line;
00045 src_line += bp->sprite_width * ScaleByZoom(1, zoom);
00046
00047 anim = anim_line;
00048 anim_line += this->anim_buf_width;
00049
00050 for (int x = 0; x < bp->width; x++) {
00051 if (src->a == 0) {
00052
00053 int skip = UnScaleByZoom(src->r, zoom);
00054
00055 dst += skip;
00056 anim += skip;
00057 x += skip - 1;
00058 src += ScaleByZoom(1, zoom) * skip;
00059 continue;
00060 }
00061
00062 switch (mode) {
00063 case BM_COLOUR_REMAP:
00064
00065 if (src->m == 0) {
00066 *dst = ComposeColourRGBA(src->r, src->g, src->b, src->a, *dst);
00067 *anim = 0;
00068 } else {
00069 if (bp->remap[src->m] != 0) {
00070 *dst = ComposeColourPA(this->LookupColourInPalette(bp->remap[src->m]), src->a, *dst);
00071 *anim = bp->remap[src->m];
00072 }
00073 }
00074 break;
00075
00076 case BM_TRANSPARENT:
00077
00078
00079
00080
00081
00082 *dst = MakeTransparent(*dst, 192);
00083 *anim = bp->remap[*anim];
00084 break;
00085
00086 default:
00087
00088 if (src->m >= 217) *dst = ComposeColourPA(this->LookupColourInPalette(src->m), src->a, *dst);
00089 else *dst = ComposeColourRGBA(src->r, src->g, src->b, src->a, *dst);
00090 *anim = src->m;
00091 break;
00092 }
00093 dst++;
00094 anim++;
00095 src += ScaleByZoom(1, zoom);
00096 }
00097 }
00098 }
00099
00100 void Blitter_32bppAnim::DrawColorMappingRect(void *dst, int width, int height, int pal)
00101 {
00102 if (_screen_disable_anim) {
00103
00104 Blitter_32bppOptimized::DrawColorMappingRect(dst, width, height, pal);
00105 return;
00106 }
00107
00108 uint32 *udst = (uint32 *)dst;
00109 uint8 *anim;
00110
00111 anim = this->anim_buf + ((uint32 *)dst - (uint32 *)_screen.dst_ptr);
00112
00113 if (pal == PALETTE_TO_TRANSPARENT) {
00114 do {
00115 for (int i = 0; i != width; i++) {
00116 *udst = MakeTransparent(*udst, 154);
00117 *anim = 0;
00118 udst++;
00119 anim++;
00120 }
00121 udst = udst - width + _screen.pitch;
00122 anim = anim - width + this->anim_buf_width;
00123 } while (--height);
00124 return;
00125 }
00126 if (pal == PALETTE_TO_STRUCT_GREY) {
00127 do {
00128 for (int i = 0; i != width; i++) {
00129 *udst = MakeGrey(*udst);
00130 *anim = 0;
00131 udst++;
00132 anim++;
00133 }
00134 udst = udst - width + _screen.pitch;
00135 anim = anim - width + this->anim_buf_width;
00136 } while (--height);
00137 return;
00138 }
00139
00140 DEBUG(misc, 0, "32bpp blitter doesn't know how to draw this color table ('%d')", pal);
00141 }
00142
00143 void Blitter_32bppAnim::SetPixel(void *video, int x, int y, uint8 color)
00144 {
00145 *((uint32 *)video + x + y * _screen.pitch) = LookupColourInPalette(color);
00146
00147
00148 if (_screen_disable_anim) return;
00149 this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = color;
00150 }
00151
00152 void Blitter_32bppAnim::SetPixelIfEmpty(void *video, int x, int y, uint8 color)
00153 {
00154 uint32 *dst = (uint32 *)video + x + y * _screen.pitch;
00155 if (*dst == 0) {
00156 *dst = LookupColourInPalette(color);
00157
00158 if (_screen_disable_anim) return;
00159 this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = color;
00160 }
00161 }
00162
00163 void Blitter_32bppAnim::DrawRect(void *video, int width, int height, uint8 color)
00164 {
00165 if (_screen_disable_anim) {
00166
00167 Blitter_32bppOptimized::DrawRect(video, width, height, color);
00168 return;
00169 }
00170
00171 uint32 color32 = LookupColourInPalette(color);
00172 uint8 *anim_line;
00173
00174 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00175
00176 do {
00177 uint32 *dst = (uint32 *)video;
00178 uint8 *anim = anim_line;
00179
00180 for (int i = width; i > 0; i--) {
00181 *dst = color32;
00182
00183 *anim = color;
00184 dst++;
00185 anim++;
00186 }
00187 video = (uint32 *)video + _screen.pitch;
00188 anim_line += this->anim_buf_width;
00189 } while (--height);
00190 }
00191
00192 void Blitter_32bppAnim::CopyFromBuffer(void *video, const void *src, int width, int height)
00193 {
00194 assert(!_screen_disable_anim);
00195 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00196 uint32 *dst = (uint32 *)video;
00197 uint32 *usrc = (uint32 *)src;
00198 uint8 *anim_line;
00199
00200 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00201
00202 for (; height > 0; height--) {
00203 memcpy(dst, usrc, width * sizeof(uint32));
00204 usrc += width;
00205 dst += _screen.pitch;
00206
00207 memcpy(anim_line, usrc, width * sizeof(uint8));
00208 usrc = (uint32 *)((uint8 *)usrc + width);
00209 anim_line += this->anim_buf_width;
00210 }
00211
00212
00213 this->PaletteAnimate(217, _use_dos_palette ? 38 : 28);
00214 }
00215
00216 void Blitter_32bppAnim::CopyToBuffer(const void *video, void *dst, int width, int height)
00217 {
00218 assert(!_screen_disable_anim);
00219 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00220 uint32 *udst = (uint32 *)dst;
00221 uint32 *src = (uint32 *)video;
00222 uint8 *anim_line;
00223
00224 if (this->anim_buf == NULL) return;
00225
00226 anim_line = ((uint32 *)video - (uint32 *)_screen.dst_ptr) + this->anim_buf;
00227
00228 for (; height > 0; height--) {
00229 memcpy(udst, src, width * sizeof(uint32));
00230 src += _screen.pitch;
00231 udst += width;
00232
00233 memcpy(udst, anim_line, width * sizeof(uint8));
00234 udst = (uint32 *)((uint8 *)udst + width);
00235 anim_line += this->anim_buf_width;
00236 }
00237 }
00238
00239 void Blitter_32bppAnim::ScrollBuffer(void *video, int &left, int &top, int &width, int &height, int scroll_x, int scroll_y)
00240 {
00241 assert(!_screen_disable_anim);
00242 assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
00243 uint8 *dst, *src;
00244
00245
00246 if (scroll_y > 0) {
00247 dst = this->anim_buf + left + (top + height - 1) * this->anim_buf_width;
00248 src = dst - scroll_y * this->anim_buf_width;
00249
00250
00251 if (scroll_x >= 0) dst += scroll_x;
00252 else src -= scroll_x;
00253
00254 uint tw = width + (scroll_x >= 0 ? -scroll_x : scroll_x);
00255 uint th = height - scroll_y;
00256 for (; th > 0; th--) {
00257 memcpy(dst, src, tw * sizeof(uint8));
00258 src -= this->anim_buf_width;
00259 dst -= this->anim_buf_width;
00260 }
00261 } else {
00262
00263 dst = this->anim_buf + left + top * this->anim_buf_width;
00264 src = dst - scroll_y * this->anim_buf_width;
00265
00266
00267 if (scroll_x >= 0) dst += scroll_x;
00268 else src -= scroll_x;
00269
00270
00271
00272 uint tw = width + (scroll_x >= 0 ? -scroll_x : scroll_x);
00273 uint th = height + scroll_y;
00274 for (; th > 0; th--) {
00275 memmove(dst, src, tw * sizeof(uint8));
00276 src += this->anim_buf_width;
00277 dst += this->anim_buf_width;
00278 }
00279 }
00280
00281 Blitter_32bppBase::ScrollBuffer(video, left, top, width, height, scroll_x, scroll_y);
00282 }
00283
00284 int Blitter_32bppAnim::BufferSize(int width, int height)
00285 {
00286 return width * height * (sizeof(uint32) + sizeof(uint8));
00287 }
00288
00289 void Blitter_32bppAnim::PaletteAnimate(uint start, uint count)
00290 {
00291 assert(!_screen_disable_anim);
00292 uint8 *anim = this->anim_buf;
00293
00294
00295 if (start == 0) start++;
00296
00297
00298 for (int y = 0; y < this->anim_buf_height; y++) {
00299 for (int x = 0; x < this->anim_buf_width; x++) {
00300 if (*anim >= start && *anim <= start + count) {
00301
00302 this->SetPixel(_screen.dst_ptr, x, y, *anim);
00303 }
00304 anim++;
00305 }
00306 }
00307
00308
00309 _video_driver->MakeDirty(0, 0, _screen.width, _screen.height);
00310 }
00311
00312 Blitter::PaletteAnimation Blitter_32bppAnim::UsePaletteAnimation()
00313 {
00314 return Blitter::PALETTE_ANIMATION_BLITTER;
00315 }