-#include <SDL/SDL.h>\r
-#include "surf_util.h"\r
-#include "shadow.h"\r
-\r
-/*\89e\82È\82µ*/\r
-SDL_Surface* noShadow(SDL_Surface* surf,int is_black,int is_fix_size){\r
- return surf;\r
-}\r
-/*\89E\89º*/\r
-#define SHADOW_SIZE 3\r
-\r
-SDL_Surface* likeNicoNico(SDL_Surface* surf,int is_black,int is_fix_size){\r
- /*\83X\83\89\83C\83h\95\9d\82Ì\8am\92è*/\r
- int slide = SHADOW_SIZE;\r
- if(is_fix_size){\r
- slide <<= 1;\r
- }\r
- int w = surf->w;\r
- int h = surf->h;\r
- SDL_Surface* shadow = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,\r
- w+(slide<<1),\r
- h+(slide<<1),\r
- 32,\r
- #if SDL_BYTEORDER == SDL_BIG_ENDIAN\r
- 0xff000000,\r
- 0x00ff0000,\r
- 0x0000ff00,\r
- 0x000000ff\r
- #else\r
- 0x000000ff,\r
- 0x0000ff00,\r
- 0x00ff0000,\r
- 0xff000000\r
- #endif\r
- );\r
- SDL_Surface* shadow2 = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,\r
- w+(slide<<1),\r
- h+(slide<<1),\r
- 32,\r
- #if SDL_BYTEORDER == SDL_BIG_ENDIAN\r
- 0xff000000,\r
- 0x00ff0000,\r
- 0x0000ff00,\r
- 0x000000ff\r
- #else\r
- 0x000000ff,\r
- 0x0000ff00,\r
- 0x00ff0000,\r
- 0xff000000\r
- #endif\r
- );\r
- SDL_Rect rect = {slide,slide};\r
- SDL_SetAlpha(surf,0,0xff);\r
- SDL_BlitSurface(surf,NULL,shadow,&rect);\r
- SDL_SetAlpha(surf,SDL_SRCALPHA,0xff);\r
- if(is_black){//\8d\95\82Å\82 \82ê\82Î\81A\8eü\82è\82ð\82µ\82ë\82Å\88Í\82Þ\r
- setRGB(shadow,0xffffffff);\r
- }else{\r
- setRGB(shadow,0);\r
- }\r
- SDL_SetAlpha(shadow,0,0xff);\r
- SDL_BlitSurface(shadow,NULL,shadow2,NULL);\r
- SDL_SetAlpha(shadow,SDL_SRCALPHA,0xff);\r
- int x,y,z;\r
- int nw = shadow->w;\r
- int nh = shadow->h;\r
- int *pix;\r
- int *pix2;\r
- int pitch = shadow->pitch;\r
- int bps = shadow->format->BytesPerPixel;\r
- Uint32 Amask = shadow->format->Amask;\r
- Uint32 Mask = (shadow->format->Rmask | shadow->format->Gmask | shadow->format->Bmask);\r
- Uint32 Ashift = shadow->format->Ashift;\r
- Uint32 Aloss = shadow->format->Aloss;\r
- SDL_LockSurface(shadow);\r
- SDL_LockSurface(shadow2);\r
- //\82±\82±\82Í\8bô\90\94\82É\82·\82é\82±\82Æ\81B\r
- int zmax = 10;\r
- if(is_fix_size){\r
- zmax = 16;\r
- }\r
- SDL_Surface* tmp;\r
- for(z=0;z<zmax;z++){\r
- char *pixels = (char*)shadow->pixels;\r
- char *pixels2 = (char*)shadow2->pixels;\r
- for(y=0;y<nh;y++){\r
- pix = (int*)(&pixels[pitch * y]);\r
- pix2 = (int*)(&pixels2[pitch * y]);\r
- for(x=0;x<nw;x++){\r
- int right = (x==nw-1) ? 0 : *(int*)((((char*)pix)+bps));\r
- int left = (x==0) ? 0 : *(int*)((((char*)pix)-bps));\r
- int up = (y==0) ? 0 : *(int*)((((char*)pix)-pitch));\r
- int down = (y==nh-1) ? 0 : *(int*)((((char*)pix)+pitch));\r
- int my = *pix2;\r
- int new_alpha = (((((my & Amask) >> Ashift) << Aloss) +(((right & Amask) >> Ashift) << Aloss)+(((left & Amask) >> Ashift) << Aloss)+(((up & Amask) >> Ashift) << Aloss)+(((down & Amask) >> Ashift) << Aloss)) / 5) & 0xff;\r
- new_alpha = (new_alpha * 18) >> 4;\r
- if(new_alpha > 0xff){\r
- new_alpha = 0xff;\r
- }\r
- *pix2 &= Mask;\r
- *pix2 |= ((new_alpha >> Aloss) << Ashift) & Amask;\r
- pix = (int*)(((char*)pix)+bps);\r
- pix2 = (int*)(((char*)pix2)+bps);\r
- }\r
- }\r
- tmp = shadow2;\r
- shadow2 = shadow;\r
- shadow = tmp;\r
- }\r
- SDL_UnlockSurface(shadow);\r
- SDL_UnlockSurface(shadow2);\r
- shadowBlitSurface(surf,NULL,shadow,&rect);\r
- SDL_FreeSurface(surf);\r
- SDL_FreeSurface(shadow2);\r
- return shadow;\r
-}\r
-\r
-/*\89E\89º*/\r
-#define SHADOW_SLIDE 2\r
-SDL_Surface* likeNovel(SDL_Surface* surf,int is_black,int is_fix_size){\r
- /*\83X\83\89\83C\83h\95\9d\82Ì\8am\92è*/\r
- int slide = SHADOW_SLIDE;\r
- if(is_fix_size){\r
- slide <<= 1;\r
- }\r
- /*\8d\95\82Ì\97p\88Ó*/\r
- SDL_Surface* black = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,\r
- surf->w+slide,\r
- surf->h+slide,\r
- 32,\r
- #if SDL_BYTEORDER == SDL_BIG_ENDIAN\r
- 0xff000000,\r
- 0x00ff0000,\r
- 0x0000ff00,\r
- 0x000000ff\r
- #else\r
- 0x000000ff,\r
- 0x0000ff00,\r
- 0x00ff0000,\r
- 0xff000000\r
- #endif\r
- );\r
- SDL_Rect rect = {slide,slide};\r
- SDL_SetAlpha(surf,0,0xff);//\88ê\89ñalpha\8d\87\90¬\82ð\90Ø\82é\r
- SDL_BlitSurface(surf,NULL,black,&rect);\r
- SDL_SetAlpha(surf,SDL_SRCALPHA,0xff);\r
- if(is_black){//\8d\95\82Å\82 \82ê\82Î\81A\8eü\82è\82ð\82µ\82ë\82Å\88Í\82Þ\r
- setRGB(black,0xffffffff);\r
- }else{\r
- setRGB(black,0);\r
- }\r
- setAlpha(black,0.6f);\r
- shadowBlitSurface(surf,NULL,black,NULL);\r
- SDL_FreeSurface(surf);\r
- return black;\r
-}\r
-\r
-//\8eU\82ç\82·\82Ì\82Å\82Í\82È\82\81A\88Í\82Á\82Ä\82µ\82Ü\82¤\81B\r
-SDL_Surface* likeOld(SDL_Surface* surf,int is_black,int is_fix_size){\r
- /*\83X\83\89\83C\83h\95\9d\82Ì\8am\92è*/\r
- int slide = SHADOW_SIZE;\r
- if(is_fix_size){\r
- slide <<= 1;\r
- }\r
- int w = surf->w;\r
- int h = surf->h;\r
- SDL_Surface* shadow = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,\r
- w+(slide<<1),\r
- h+(slide<<1),\r
- 32,\r
- #if SDL_BYTEORDER == SDL_BIG_ENDIAN\r
- 0xff000000,\r
- 0x00ff0000,\r
- 0x0000ff00,\r
- 0x000000ff\r
- #else\r
- 0x000000ff,\r
- 0x0000ff00,\r
- 0x00ff0000,\r
- 0xff000000\r
- #endif\r
- );\r
- SDL_Surface* shadow2 = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,\r
- w+(slide<<1),\r
- h+(slide<<1),\r
- 32,\r
- #if SDL_BYTEORDER == SDL_BIG_ENDIAN\r
- 0xff000000,\r
- 0x00ff0000,\r
- 0x0000ff00,\r
- 0x000000ff\r
- #else\r
- 0x000000ff,\r
- 0x0000ff00,\r
- 0x00ff0000,\r
- 0xff000000\r
- #endif\r
- );\r
- SDL_Rect rect = {slide,slide};\r
- SDL_SetAlpha(surf,0,0xff);\r
- SDL_BlitSurface(surf,NULL,shadow,&rect);\r
- SDL_SetAlpha(surf,SDL_SRCALPHA,0xff);\r
- if(is_black){//\8d\95\82Å\82 \82ê\82Î\81A\8eü\82è\82ð\82µ\82ë\82Å\88Í\82Þ\r
- setRGB(shadow,0xffffffff);\r
- }else{\r
- setRGB(shadow,0);\r
- }\r
- SDL_SetAlpha(shadow,0,0xff);\r
- SDL_BlitSurface(shadow,NULL,shadow2,NULL);\r
- SDL_SetAlpha(shadow,SDL_SRCALPHA,0xff);\r
- int x,y,z;\r
- int nw = shadow->w;\r
- int nh = shadow->h;\r
- int *pix;\r
- int *pix2;\r
- int pitch = shadow->pitch;\r
- int bps = shadow->format->BytesPerPixel;\r
- Uint32 Amask = shadow->format->Amask;\r
- Uint32 Mask = (shadow->format->Rmask | shadow->format->Gmask | shadow->format->Bmask);\r
- Uint32 Ashift = shadow->format->Ashift;\r
- Uint32 Aloss = shadow->format->Aloss;\r
- SDL_Surface* tmp;\r
- SDL_LockSurface(shadow);\r
- SDL_LockSurface(shadow2);\r
- int zmax = 1;\r
- if(is_fix_size){\r
- zmax = 2;\r
- }\r
- for(z=0;z<zmax;z++){\r
- char *pixels = (char*)shadow->pixels;\r
- char *pixels2 = (char*)shadow2->pixels;\r
- for(y=0;y<nh;y++){\r
- pix = (int*)(&pixels[pitch * y]);\r
- pix2 = (int*)(&pixels2[pitch * y]);\r
- for(x=0;x<nw;x++){\r
- int right = (x==nw-1) ? 0 : *(int*)((((char*)pix)+bps));\r
- int left = (x==0) ? 0 : *(int*)((((char*)pix)-bps));\r
- int up = (y==0) ? 0 : *(int*)((((char*)pix)-pitch));\r
- int down = (y==nh-1) ? 0 : *(int*)((((char*)pix)+pitch));\r
- int my = *pix2;\r
- //\8eü\82è\82ª\8bó\94\92\82Å\82È\82¢\r
- if(((right | left | up | down | my) & Amask) != 0){\r
- *pix2 &= Mask;\r
- *pix2 |= (((0xff/(z+1)) >> Aloss) << Ashift) & Amask;\r
- }\r
- pix = (int*)(((char*)pix)+bps);\r
- pix2 = (int*)(((char*)pix2)+bps);\r
- }\r
- }\r
- tmp = shadow2;\r
- shadow2 = shadow;\r
- shadow = tmp;\r
- }\r
- SDL_UnlockSurface(shadow);\r
- SDL_UnlockSurface(shadow2);\r
- shadowBlitSurface(surf,NULL,shadow,&rect);\r
- SDL_FreeSurface(surf);\r
- SDL_FreeSurface(shadow2);\r
- return shadow;\r
-}\r
-\r
-\r
-//\92è\8b`\r
-SDL_Surface* (*ShadowFunc[SHADOW_MAX])(SDL_Surface* surf,int is_black,int is_fix_size) = {\r
- noShadow,\r
- likeNicoNico,\r
- likeNovel,\r
- likeOld\r
-};\r
+#include <SDL/SDL.h>
+#include "surf_util.h"
+#include "shadow.h"
+
+/*影なし*/
+SDL_Surface* noShadow(SDL_Surface* surf,int is_black,int is_fix_size){
+ return surf;
+}
+/*右下*/
+#define SHADOW_SIZE 3
+
+SDL_Surface* likeNicoNico(SDL_Surface* surf,int is_black,int is_fix_size){
+ /*スライド幅の確定*/
+ int slide = SHADOW_SIZE;
+ if(is_fix_size){
+ slide <<= 1;
+ }
+ int w = surf->w;
+ int h = surf->h;
+ SDL_Surface* shadow = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,
+ w+(slide<<1),
+ h+(slide<<1),
+ 32,
+ #if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ 0xff000000,
+ 0x00ff0000,
+ 0x0000ff00,
+ 0x000000ff
+ #else
+ 0x000000ff,
+ 0x0000ff00,
+ 0x00ff0000,
+ 0xff000000
+ #endif
+ );
+ SDL_Surface* shadow2 = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,
+ w+(slide<<1),
+ h+(slide<<1),
+ 32,
+ #if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ 0xff000000,
+ 0x00ff0000,
+ 0x0000ff00,
+ 0x000000ff
+ #else
+ 0x000000ff,
+ 0x0000ff00,
+ 0x00ff0000,
+ 0xff000000
+ #endif
+ );
+ SDL_Rect rect = {slide,slide};
+ SDL_SetAlpha(surf,0,0xff);
+ SDL_BlitSurface(surf,NULL,shadow,&rect);
+ SDL_SetAlpha(surf,SDL_SRCALPHA,0xff);
+ if(is_black){//黒であれば、周りをしろで囲む
+ setRGB(shadow,0xffffffff);
+ }else{
+ setRGB(shadow,0);
+ }
+ SDL_SetAlpha(shadow,0,0xff);
+ SDL_BlitSurface(shadow,NULL,shadow2,NULL);
+ SDL_SetAlpha(shadow,SDL_SRCALPHA,0xff);
+ int x,y,z;
+ int nw = shadow->w;
+ int nh = shadow->h;
+ int *pix;
+ int *pix2;
+ int pitch = shadow->pitch;
+ int bps = shadow->format->BytesPerPixel;
+ Uint32 Amask = shadow->format->Amask;
+ Uint32 Mask = (shadow->format->Rmask | shadow->format->Gmask | shadow->format->Bmask);
+ Uint32 Ashift = shadow->format->Ashift;
+ Uint32 Aloss = shadow->format->Aloss;
+ SDL_LockSurface(shadow);
+ SDL_LockSurface(shadow2);
+ //ここは偶数にすること。
+ int zmax = 10;
+ if(is_fix_size){
+ zmax = 16;
+ }
+ SDL_Surface* tmp;
+ for(z=0;z<zmax;z++){
+ char *pixels = (char*)shadow->pixels;
+ char *pixels2 = (char*)shadow2->pixels;
+ for(y=0;y<nh;y++){
+ pix = (int*)(&pixels[pitch * y]);
+ pix2 = (int*)(&pixels2[pitch * y]);
+ for(x=0;x<nw;x++){
+ int right = (x==nw-1) ? 0 : *(int*)((((char*)pix)+bps));
+ int left = (x==0) ? 0 : *(int*)((((char*)pix)-bps));
+ int up = (y==0) ? 0 : *(int*)((((char*)pix)-pitch));
+ int down = (y==nh-1) ? 0 : *(int*)((((char*)pix)+pitch));
+ int my = *pix2;
+ int new_alpha = (((((my & Amask) >> Ashift) << Aloss) +(((right & Amask) >> Ashift) << Aloss)+(((left & Amask) >> Ashift) << Aloss)+(((up & Amask) >> Ashift) << Aloss)+(((down & Amask) >> Ashift) << Aloss)) / 5) & 0xff;
+ new_alpha = (new_alpha * 18) >> 4;
+ if(new_alpha > 0xff){
+ new_alpha = 0xff;
+ }
+ *pix2 &= Mask;
+ *pix2 |= ((new_alpha >> Aloss) << Ashift) & Amask;
+ pix = (int*)(((char*)pix)+bps);
+ pix2 = (int*)(((char*)pix2)+bps);
+ }
+ }
+ tmp = shadow2;
+ shadow2 = shadow;
+ shadow = tmp;
+ }
+ SDL_UnlockSurface(shadow);
+ SDL_UnlockSurface(shadow2);
+ shadowBlitSurface(surf,NULL,shadow,&rect);
+ SDL_FreeSurface(surf);
+ SDL_FreeSurface(shadow2);
+ return shadow;
+}
+
+/*右下*/
+#define SHADOW_SLIDE 2
+SDL_Surface* likeNovel(SDL_Surface* surf,int is_black,int is_fix_size){
+ /*スライド幅の確定*/
+ int slide = SHADOW_SLIDE;
+ if(is_fix_size){
+ slide <<= 1;
+ }
+ /*黒の用意*/
+ SDL_Surface* black = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,
+ surf->w+slide,
+ surf->h+slide,
+ 32,
+ #if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ 0xff000000,
+ 0x00ff0000,
+ 0x0000ff00,
+ 0x000000ff
+ #else
+ 0x000000ff,
+ 0x0000ff00,
+ 0x00ff0000,
+ 0xff000000
+ #endif
+ );
+ SDL_Rect rect = {slide,slide};
+ SDL_SetAlpha(surf,0,0xff);//一回alpha合成を切る
+ SDL_BlitSurface(surf,NULL,black,&rect);
+ SDL_SetAlpha(surf,SDL_SRCALPHA,0xff);
+ if(is_black){//黒であれば、周りをしろで囲む
+ setRGB(black,0xffffffff);
+ }else{
+ setRGB(black,0);
+ }
+ setAlpha(black,0.6f);
+ shadowBlitSurface(surf,NULL,black,NULL);
+ SDL_FreeSurface(surf);
+ return black;
+}
+
+//散らすのではなく、囲ってしまう。
+SDL_Surface* likeOld(SDL_Surface* surf,int is_black,int is_fix_size){
+ /*スライド幅の確定*/
+ int slide = SHADOW_SIZE;
+ if(is_fix_size){
+ slide <<= 1;
+ }
+ int w = surf->w;
+ int h = surf->h;
+ SDL_Surface* shadow = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,
+ w+(slide<<1),
+ h+(slide<<1),
+ 32,
+ #if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ 0xff000000,
+ 0x00ff0000,
+ 0x0000ff00,
+ 0x000000ff
+ #else
+ 0x000000ff,
+ 0x0000ff00,
+ 0x00ff0000,
+ 0xff000000
+ #endif
+ );
+ SDL_Surface* shadow2 = SDL_CreateRGBSurface( SDL_SRCALPHA | SDL_HWSURFACE | SDL_HWACCEL,
+ w+(slide<<1),
+ h+(slide<<1),
+ 32,
+ #if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ 0xff000000,
+ 0x00ff0000,
+ 0x0000ff00,
+ 0x000000ff
+ #else
+ 0x000000ff,
+ 0x0000ff00,
+ 0x00ff0000,
+ 0xff000000
+ #endif
+ );
+ SDL_Rect rect = {slide,slide};
+ SDL_SetAlpha(surf,0,0xff);
+ SDL_BlitSurface(surf,NULL,shadow,&rect);
+ SDL_SetAlpha(surf,SDL_SRCALPHA,0xff);
+ if(is_black){//黒であれば、周りをしろで囲む
+ setRGB(shadow,0xffffffff);
+ }else{
+ setRGB(shadow,0);
+ }
+ SDL_SetAlpha(shadow,0,0xff);
+ SDL_BlitSurface(shadow,NULL,shadow2,NULL);
+ SDL_SetAlpha(shadow,SDL_SRCALPHA,0xff);
+ int x,y,z;
+ int nw = shadow->w;
+ int nh = shadow->h;
+ int *pix;
+ int *pix2;
+ int pitch = shadow->pitch;
+ int bps = shadow->format->BytesPerPixel;
+ Uint32 Amask = shadow->format->Amask;
+ Uint32 Mask = (shadow->format->Rmask | shadow->format->Gmask | shadow->format->Bmask);
+ Uint32 Ashift = shadow->format->Ashift;
+ Uint32 Aloss = shadow->format->Aloss;
+ SDL_Surface* tmp;
+ SDL_LockSurface(shadow);
+ SDL_LockSurface(shadow2);
+ int zmax = 1;
+ if(is_fix_size){
+ zmax = 2;
+ }
+ for(z=0;z<zmax;z++){
+ char *pixels = (char*)shadow->pixels;
+ char *pixels2 = (char*)shadow2->pixels;
+ for(y=0;y<nh;y++){
+ pix = (int*)(&pixels[pitch * y]);
+ pix2 = (int*)(&pixels2[pitch * y]);
+ for(x=0;x<nw;x++){
+ int right = (x==nw-1) ? 0 : *(int*)((((char*)pix)+bps));
+ int left = (x==0) ? 0 : *(int*)((((char*)pix)-bps));
+ int up = (y==0) ? 0 : *(int*)((((char*)pix)-pitch));
+ int down = (y==nh-1) ? 0 : *(int*)((((char*)pix)+pitch));
+ int my = *pix2;
+ //周りが空白でない
+ if(((right | left | up | down | my) & Amask) != 0){
+ *pix2 &= Mask;
+ *pix2 |= (((0xff/(z+1)) >> Aloss) << Ashift) & Amask;
+ }
+ pix = (int*)(((char*)pix)+bps);
+ pix2 = (int*)(((char*)pix2)+bps);
+ }
+ }
+ tmp = shadow2;
+ shadow2 = shadow;
+ shadow = tmp;
+ }
+ SDL_UnlockSurface(shadow);
+ SDL_UnlockSurface(shadow2);
+ shadowBlitSurface(surf,NULL,shadow,&rect);
+ SDL_FreeSurface(surf);
+ SDL_FreeSurface(shadow2);
+ return shadow;
+}
+
+
+//定義
+SDL_Surface* (*ShadowFunc[SHADOW_MAX])(SDL_Surface* surf,int is_black,int is_fix_size) = {
+ noShadow,
+ likeNicoNico,
+ likeNovel,
+ likeOld
+};
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