translations
[enigma2.git] / lib / gdi / gpixmap.cpp
index fe0c0a1..8fc2639 100644 (file)
@@ -1,5 +1,6 @@
 #include <lib/gdi/gpixmap.h>
 #include <lib/gdi/region.h>
+#include <lib/gdi/accel.h>
 
 gLookup::gLookup()
        :size(0), lookup(0)
@@ -48,48 +49,79 @@ void gLookup::build(int _size, const gPalette &pal, const gRGB &start, const gRG
        }
 }
 
-gSurface::~gSurface()
+gSurface::gSurface()
 {
+       x = 0;
+       y = 0;
+       bpp = 0;
+       bypp = 0;
+       stride = 0;
+       data = 0;
+       data_phys = 0;
+       clut.colors = 0;
+       clut.data = 0;
+       type = 0;
 }
 
-gSurfaceSystem::gSurfaceSystem(eSize size, int _bpp)
+gSurface::gSurface(eSize size, int _bpp, int accel)
 {
-       x=size.width();
-       y=size.height();
-       bpp=_bpp;
+       x = size.width();
+       y = size.height();
+       bpp = _bpp;
+
        switch (bpp)
        {
        case 8:
-               bypp=1;
+               bypp = 1;
                break;
        case 15:
        case 16:
-               bypp=2;
+               bypp = 2;
                break;
        case 24:                // never use 24bit mode
        case 32:
-               bypp=4;
+               bypp = 4;
                break;
        default:
-               bypp=(bpp+7)/8;
+               bypp = (bpp+7)/8;
        }
-       stride=x*bypp;
-       if (bpp==8)
-       {
-               clut.colors=256;
-               clut.data=new gRGB[clut.colors];
-       } else
+
+       stride = x*bypp;
+       
+       data = 0;
+       data_phys = 0;
+       
+       if (accel)
        {
-               clut.colors=0;
-               clut.data=0;
+               stride += 63;
+               stride &=~63;
+               
+               if (gAccel::getInstance())
+                       eDebug("accel memory: %d", gAccel::getInstance()->accelAlloc(data, data_phys, y * stride));
+               else
+                       eDebug("no accel available");
        }
-       data=malloc(x*y*bypp);
+       
+       clut.colors = 0;
+       clut.data = 0;
+
+       if (!data)
+               data = malloc(y * stride);
+       
+       type = 1;
 }
 
-gSurfaceSystem::~gSurfaceSystem()
+gSurface::~gSurface()
 {
-       free(data);
-       delete[] clut.data;
+       if (type)
+       {
+               if (data_phys)
+                       gAccel::getInstance()->accelFree(data_phys);
+               else
+                       free(data);
+
+               delete[] clut.data;
+       }
 }
 
 gPixmap *gPixmap::lock()
@@ -111,26 +143,34 @@ void gPixmap::fill(const gRegion &region, const gColor &color)
                const eRect &area = region.rects[i];
                if ((area.height()<=0) || (area.width()<=0))
                        continue;
+
                if (surface->bpp == 8)
                {
                        for (int y=area.top(); y<area.bottom(); y++)
                                memset(((__u8*)surface->data)+y*surface->stride+area.left(), color.color, area.width());
                } else if (surface->bpp == 32)
+               {
+                       __u32 col;
+
+                       if (surface->clut.data && color < surface->clut.colors)
+                               col=(surface->clut.data[color].a<<24)|(surface->clut.data[color].r<<16)|(surface->clut.data[color].g<<8)|(surface->clut.data[color].b);
+                       else
+                               col=0x10101*color;
+                       
+                       col^=0xFF000000;                        
+
+                       if (surface->data_phys && gAccel::getInstance())
+                               if (!gAccel::getInstance()->fill(surface,  area, col))
+                                       continue;
+
                        for (int y=area.top(); y<area.bottom(); y++)
                        {
                                __u32 *dst=(__u32*)(((__u8*)surface->data)+y*surface->stride+area.left()*surface->bypp);
                                int x=area.width();
-                               __u32 col;
-
-                               if (surface->clut.data && color < surface->clut.colors)
-                                       col=(surface->clut.data[color].a<<24)|(surface->clut.data[color].r<<16)|(surface->clut.data[color].g<<8)|(surface->clut.data[color].b);
-                               else
-                                       col=0x10101*color;
-                               col^=0xFF000000;                        
                                while (x--)
                                        *dst++=col;
                        }
-               else
+               }       else
                        eWarning("couldn't fill %d bpp", surface->bpp);
        }
 }
@@ -139,21 +179,26 @@ void gPixmap::blit(const gPixmap &src, ePoint pos, const gRegion &clip, int flag
 {
        for (unsigned int i=0; i<clip.rects.size(); ++i)
        {
-               eRect area=eRect(pos, src.getSize());
+               eRect area=eRect(pos, src.size());
                area&=clip.rects[i];
-               area&=eRect(ePoint(0, 0), getSize());
+               area&=eRect(ePoint(0, 0), size());
                if ((area.width()<0) || (area.height()<0))
                        continue;
 
                eRect srcarea=area;
                srcarea.moveBy(-pos.x(), -pos.y());
                
+               if ((surface->data_phys && src.surface->data_phys) && (gAccel::getInstance()))
+                       if (!gAccel::getInstance()->blit(surface, src.surface, area.topLeft(), srcarea, flag))
+                               continue;
+               flag &= ~ blitAlphaBlend;
+               
                if ((surface->bpp == 8) && (src.surface->bpp==8))
                {
                        __u8 *srcptr=(__u8*)src.surface->data;
                        __u8 *dstptr=(__u8*)surface->data;
        
-                       srcptr+=srcarea.left()*surface->bypp+srcarea.top()*src.surface->stride;
+                       srcptr+=srcarea.left()*src.surface->bypp+srcarea.top()*src.surface->stride;
                        dstptr+=area.left()*surface->bypp+area.top()*surface->stride;
                        for (int y=0; y<area.height(); y++)
                        {
@@ -178,6 +223,64 @@ void gPixmap::blit(const gPixmap &src, ePoint pos, const gRegion &clip, int flag
                                srcptr+=src.surface->stride;
                                dstptr+=surface->stride;
                        }
+               } else if ((surface->bpp == 32) && (src.surface->bpp==32))
+               {
+                       __u32 *srcptr=(__u32*)src.surface->data;
+                       __u32 *dstptr=(__u32*)surface->data;
+       
+                       srcptr+=srcarea.left()+srcarea.top()*src.surface->stride/4;
+                       dstptr+=area.left()+area.top()*surface->stride/4;
+                       for (int y=0; y<area.height(); y++)
+                       {
+                               if (flag & blitAlphaTest)
+                               {
+                                       int width=area.width();
+                                       unsigned long *src=(unsigned long*)srcptr;
+                                       unsigned long *dst=(unsigned long*)dstptr;
+
+                                       while (width--)
+                                       {
+                                               if (!((*src)&0xFF000000))
+                                               {
+                                                       src++;
+                                                       dst++;
+                                               } else
+                                                       *dst++=*src++;
+                                       }
+                               } else if (flag & blitAlphaBlend)
+                               {
+                                       // uh oh. this is only until hardware accel is working.
+                                       
+                                       int width=area.width();
+                                                       // ARGB color space!
+                                       unsigned char *src=(unsigned char*)srcptr;
+                                       unsigned char *dst=(unsigned char*)dstptr;
+
+#define BLEND(x, y, a) (y + ((x-y) * a)/256)
+                                       while (width--)
+                                       {
+                                               unsigned char sa = src[3];
+                                               unsigned char sr = src[2];
+                                               unsigned char sg = src[1];
+                                               unsigned char sb = src[0];
+
+                                               unsigned char da = dst[3];
+                                               unsigned char dr = dst[2];
+                                               unsigned char dg = dst[1];
+                                               unsigned char db = dst[0];
+                                               
+                                               dst[3] = BLEND(0xFF, da, sa);
+                                               dst[2] = BLEND(sr, dr, sa);
+                                               dst[1] = BLEND(sg, dg, sa);
+                                               dst[0] = BLEND(sb, db, sa);
+                                               
+                                               src += 4; dst += 4;
+                                       }
+                               } else
+                                       memcpy(dstptr, srcptr, area.width()*surface->bypp);
+                               srcptr+=src.surface->stride/4;
+                               dstptr+=surface->stride/4;
+                       }
                } else if ((surface->bpp == 32) && (src.surface->bpp==8))
                {       
                        __u8 *srcptr=(__u8*)src.surface->data;
@@ -193,7 +296,7 @@ void gPixmap::blit(const gPixmap &src, ePoint pos, const gRegion &clip, int flag
                                pal[i]^=0xFF000000;
                        }
        
-                       srcptr+=srcarea.left()*surface->bypp+srcarea.top()*src.surface->stride;
+                       srcptr+=srcarea.left()*src.surface->bypp+srcarea.top()*src.surface->stride;
                        dstptr+=area.left()*surface->bypp+area.top()*surface->stride;
                        for (int y=0; y<area.height(); y++)
                        {
@@ -233,6 +336,7 @@ void gPixmap::mergePalette(const gPixmap &target)
 {
        if ((!surface->clut.colors) || (!target.surface->clut.colors))
                return;
+
        gColor *lookup=new gColor[surface->clut.colors];
 
        for (int i=0; i<surface->clut.colors; i++)
@@ -365,6 +469,10 @@ fail:
 
 gColor gPalette::findColor(const gRGB &rgb) const
 {
+               /* grayscale? */
+       if (!data)
+               return (rgb.r + rgb.g + rgb.b) / 3;
+       
        int difference=1<<30, best_choice=0;
        for (int t=0; t<colors; t++)
        {
@@ -385,6 +493,8 @@ gColor gPalette::findColor(const gRGB &rgb) const
                ttd+=td;
                if (ttd>=difference)
                        continue;
+               if (!ttd)
+                       return t;
                difference=ttd;
                best_choice=t;
        }
@@ -401,8 +511,8 @@ gPixmap::gPixmap(gSurface *surface): surface(surface)
 {
 }
 
-gPixmap::gPixmap(eSize size, int bpp)
+gPixmap::gPixmap(eSize size, int bpp, int accel)
 {
-       surface = new gSurfaceSystem(size, bpp);
+       surface = new gSurface(size, bpp, accel);
 }