From f7207bcdc1b1f5d4b52cd3dccdde3762245ee42b Mon Sep 17 00:00:00 2001 From: Ulrich Sibiller Date: Sun, 5 Nov 2017 21:41:08 +0100 Subject: Lift fb to xorg-xserver-7.1/1.1 state Fixes ArcticaProject/nx-libs#640 --- nx-X11/programs/Xserver/fb/fbcompose.c | 110 ++++++++++++++++++++------------- 1 file changed, 67 insertions(+), 43 deletions(-) (limited to 'nx-X11/programs/Xserver/fb/fbcompose.c') diff --git a/nx-X11/programs/Xserver/fb/fbcompose.c b/nx-X11/programs/Xserver/fb/fbcompose.c index 3f4e6ec20..7699ae755 100644 --- a/nx-X11/programs/Xserver/fb/fbcompose.c +++ b/nx-X11/programs/Xserver/fb/fbcompose.c @@ -382,6 +382,17 @@ fbFetch_c8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr i } } +static FASTCALL void +fbFetch_x4a4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) +{ + const CARD8 *pixel = (const CARD8 *)bits + x; + const CARD8 *end = pixel + width; + while (pixel < end) { + CARD8 p = (*pixel++) & 0xf; + *buffer++ = (p | (p << 4)) << 24; + } +} + #define Fetch8(l,o) (((CARD8 *) (l))[(o) >> 2]) #if IMAGE_BYTE_ORDER == MSBFirst #define Fetch4(l,o) ((o) & 2 ? Fetch8(l,o) & 0xf : Fetch8(l,o) >> 4) @@ -545,6 +556,7 @@ static fetchProc fetchProcForPicture (PicturePtr pict) case PICT_a2b2g2r2: return fbFetch_a2b2g2r2; case PICT_c8: return fbFetch_c8; case PICT_g8: return fbFetch_c8; + case PICT_x4a4: return fbFetch_x4a4; /* 4bpp formats */ case PICT_a4: return fbFetch_a4; @@ -1258,6 +1270,16 @@ fbStore_c8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr i } } +static FASTCALL void +fbStore_x4a4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) +{ + int i; + CARD8 *pixel = ((CARD8 *) bits) + x; + for (i = 0; i < width; ++i) { + *pixel++ = values[i] >> 28; + } +} + #define Store8(l,o,v) (((CARD8 *) l)[(o) >> 3] = (v)) #if IMAGE_BYTE_ORDER == MSBFirst #define Store4(l,o,v) Store8(l,o,((o) & 4 ? \ @@ -1409,6 +1431,7 @@ static storeProc storeProcForPicture (PicturePtr pict) case PICT_a2r2g2b2: return fbStore_a2r2g2b2; case PICT_c8: return fbStore_c8; case PICT_g8: return fbStore_c8; + case PICT_x4a4: return fbStore_x4a4; /* 4bpp formats */ case PICT_a4: return fbStore_a4; @@ -2861,7 +2884,7 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 FbBits *bits; FbStride stride; int bpp; - int xoff, yoff; + int xoff, yoff, dx, dy; fetchPixelProc fetch; PictVector v; PictVector unit; @@ -2876,8 +2899,11 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 x += xoff; y += yoff; - v.vector[0] = IntToxFixed(x); - v.vector[1] = IntToxFixed(y); + dx = pict->pDrawable->x; + dy = pict->pDrawable->y; + + v.vector[0] = IntToxFixed(x - dx); + v.vector[1] = IntToxFixed(y - dy); v.vector[2] = xFixed1; /* when using convolution filters one might get here without a transform */ @@ -2898,7 +2924,6 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 { if (pict->repeatType == RepeatNormal) { if (RegionNumRects(pict->pCompositeClip) == 1) { - box = pict->pCompositeClip->extents; for (i = 0; i < width; ++i) { if (!v.vector[2]) { buffer[i] = 0; @@ -2910,7 +2935,7 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 y = MOD(v.vector[1]>>16, pict->pDrawable->height); x = MOD(v.vector[0]>>16, pict->pDrawable->width); } - buffer[i] = fetch(bits + (y + pict->pDrawable->y)*stride, x + pict->pDrawable->x, indexed); + buffer[i] = fetch(bits + (y + dy)*stride, x + dx, indexed); } v.vector[0] += unit.vector[0]; v.vector[1] += unit.vector[1]; @@ -2928,8 +2953,8 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 y = MOD(v.vector[1]>>16, pict->pDrawable->height); x = MOD(v.vector[0]>>16, pict->pDrawable->width); } - if (RegionContainsPoint(pict->pCompositeClip, x, y, &box)) - buffer[i] = fetch(bits + (y + pict->pDrawable->y)*stride, x + pict->pDrawable->x, indexed); + if (RegionContainsPoint(pict->pCompositeClip, x + dx, y + dy, &box)) + buffer[i] = fetch(bits + (y + dy)*stride, x + dx, indexed); else buffer[i] = 0; } @@ -2952,8 +2977,8 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 y = v.vector[1]>>16; x = v.vector[0]>>16; } - buffer[i] = ((x < box.x1) | (x >= box.x2) | (y < box.y1) | (y >= box.y2)) ? - 0 : fetch(bits + (y + pict->pDrawable->y)*stride, x + pict->pDrawable->x, indexed); + buffer[i] = ((x < box.x1-dx) | (x >= box.x2-dx) | (y < box.y1-dy) | (y >= box.y2-dy)) ? + 0 : fetch(bits + (y + dy)*stride, x + dx, indexed); } v.vector[0] += unit.vector[0]; v.vector[1] += unit.vector[1]; @@ -2971,8 +2996,8 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 y = v.vector[1]>>16; x = v.vector[0]>>16; } - if (RegionContainsPoint(pict->pCompositeClip, x, y, &box)) - buffer[i] = fetch(bits + (y + pict->pDrawable->y)*stride, x + pict->pDrawable->x, indexed); + if (RegionContainsPoint(pict->pCompositeClip, x + dx, y + dy, &box)) + buffer[i] = fetch(bits + (y + dy)*stride, x + dx, indexed); else buffer[i] = 0; } @@ -2985,7 +3010,6 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 } else if (pict->filter == PictFilterBilinear) { if (pict->repeatType == RepeatNormal) { if (RegionNumRects(pict->pCompositeClip) == 1) { - box = pict->pCompositeClip->extents; for (i = 0; i < width; ++i) { if (!v.vector[2]) { buffer[i] = 0; @@ -3020,13 +3044,13 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 y1 = MOD (y1, pict->pDrawable->height); y2 = MOD (y2, pict->pDrawable->height); - b = bits + (y1 + pict->pDrawable->y)*stride; + b = bits + (y1 + dy)*stride; - tl = fetch(b, x1 + pict->pDrawable->x, indexed); - tr = fetch(b, x2 + pict->pDrawable->x, indexed); - b = bits + (y2 + pict->pDrawable->y)*stride; - bl = fetch(b, x1 + pict->pDrawable->x, indexed); - br = fetch(b, x2 + pict->pDrawable->x, indexed); + tl = fetch(b, x1 + dx, indexed); + tr = fetch(b, x2 + dx, indexed); + b = bits + (y2 + dy)*stride; + bl = fetch(b, x1 + dx, indexed); + br = fetch(b, x2 + dx, indexed); ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; fb = FbGet8(bl,0) * idistx + FbGet8(br,0) * distx; @@ -3081,17 +3105,17 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 y1 = MOD (y1, pict->pDrawable->height); y2 = MOD (y2, pict->pDrawable->height); - b = bits + (y1 + pict->pDrawable->y)*stride; + b = bits + (y1 + dy)*stride; - tl = RegionContainsPoint(pict->pCompositeClip, x1, y1, &box) - ? fetch(b, x1 + pict->pDrawable->x, indexed) : 0; - tr = RegionContainsPoint(pict->pCompositeClip, x2, y1, &box) - ? fetch(b, x2 + pict->pDrawable->x, indexed) : 0; - b = bits + (y2 + pict->pDrawable->y)*stride; - bl = RegionContainsPoint(pict->pCompositeClip, x1, y2, &box) - ? fetch(b, x1 + pict->pDrawable->x, indexed) : 0; - br = RegionContainsPoint(pict->pCompositeClip, x2, y2, &box) - ? fetch(b, x2 + pict->pDrawable->x, indexed) : 0; + tl = RegionContainsPoint(pict->pCompositeClip, x1 + dx, y1 + dy, &box) + ? fetch(b, x1 + dx, indexed) : 0; + tr = RegionContainsPoint(pict->pCompositeClip, x2 + dx, y1 + dy, &box) + ? fetch(b, x2 + dx, indexed) : 0; + b = bits + (y2 + dy)*stride; + bl = RegionContainsPoint(pict->pCompositeClip, x1 + dx, y2 + dy, &box) + ? fetch(b, x1 + dx, indexed) : 0; + br = RegionContainsPoint(pict->pCompositeClip, x2 + dx, y2 + dy, &box) + ? fetch(b, x2 + dx, indexed) : 0; ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; fb = FbGet8(bl,0) * idistx + FbGet8(br,0) * distx; @@ -3145,13 +3169,13 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 idistx = 256 - distx; idisty = 256 - disty; - b = bits + (y1 + pict->pDrawable->y)*stride; - x_off = x1 + pict->pDrawable->x; + b = bits + (y1 + dy)*stride; + x_off = x1 + dx; - x1_out = (x1 < box.x1) | (x1 >= box.x2); - x2_out = (x2 < box.x1) | (x2 >= box.x2); - y1_out = (y1 < box.y1) | (y1 >= box.y2); - y2_out = (y2 < box.y1) | (y2 >= box.y2); + x1_out = (x1 < box.x1-dx) | (x1 >= box.x2-dx); + x2_out = (x2 < box.x1-dx) | (x2 >= box.x2-dx); + y1_out = (y1 < box.y1-dy) | (y1 >= box.y2-dy); + y2_out = (y2 < box.y1-dy) | (y2 >= box.y2-dy); tl = x1_out|y1_out ? 0 : fetch(b, x_off, indexed); tr = x2_out|y1_out ? 0 : fetch(b, x_off + 1, indexed); @@ -3207,17 +3231,17 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 idistx = 256 - distx; idisty = 256 - disty; - b = bits + (y1 + pict->pDrawable->y)*stride; - x_off = x1 + pict->pDrawable->x; + b = bits + (y1 + dy)*stride; + x_off = x1 + dx; - tl = RegionContainsPoint(pict->pCompositeClip, x1, y1, &box) + tl = RegionContainsPoint(pict->pCompositeClip, x1 + dx, y1 + dy, &box) ? fetch(b, x_off, indexed) : 0; - tr = RegionContainsPoint(pict->pCompositeClip, x2, y1, &box) + tr = RegionContainsPoint(pict->pCompositeClip, x2 + dx, y1 + dy, &box) ? fetch(b, x_off + 1, indexed) : 0; b += stride; - bl = RegionContainsPoint(pict->pCompositeClip, x1, y2, &box) + bl = RegionContainsPoint(pict->pCompositeClip, x1 + dx, y2 + dy, &box) ? fetch(b, x_off, indexed) : 0; - br = RegionContainsPoint(pict->pCompositeClip, x2, y2, &box) + br = RegionContainsPoint(pict->pCompositeClip, x2 + dx, y2 + dy, &box) ? fetch(b, x_off + 1, indexed) : 0; ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; @@ -3275,9 +3299,9 @@ static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 for (x = x1; x < x2; x++) { if (*p) { int tx = (pict->repeatType == RepeatNormal) ? MOD (x, pict->pDrawable->width) : x; - if (RegionContainsPoint(pict->pCompositeClip, tx, ty, &box)) { - FbBits *b = bits + (ty + pict->pDrawable->y)*stride; - CARD32 c = fetch(b, tx + pict->pDrawable->x, indexed); + if (RegionContainsPoint(pict->pCompositeClip, tx + dx, ty + dy, &box)) { + FbBits *b = bits + (ty + dy)*stride; + CARD32 c = fetch(b, tx + dx, indexed); srtot += Red(c) * *p; sgtot += Green(c) * *p; -- cgit v1.2.3