#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "misc.h"
#include "xf86.h"
#include "xf86_OSproc.h"
#include <X11/X.h>
#include "scrnintstr.h"
#include "pixmapstr.h"
#include "xf86str.h"
#include "mi.h"
#include "micoord.h"
#include "xaa.h"
#include "xaalocal.h"
#define POLY_USE_MI 0
#define POLY_FULLY_CLIPPED 1
#define POLY_IS_EASY 2
#define Setup(c,x,vertex,dx,dy,e,sign,step,DX) {\
x = intToX(vertex); \
if ((dy = intToY(c) - y)) { \
DX = dx = intToX(c) - x; \
step = 0; \
if (dx >= 0) \
{ \
e = 0; \
sign = 1; \
if (dx >= dy) {\
step = dx / dy; \
dx %= dy; \
} \
} \
else \
{ \
e = 1 - dy; \
sign = -1; \
dx = -dx; \
if (dx >= dy) { \
step = - (dx / dy); \
dx %= dy; \
} \
} \
} \
x += origin; \
vertex = c; \
}
#define Step(x,dx,dy,e,sign,step) {\
x += step; \
if ((e += dx) > 0) \
{ \
x += sign; \
e -= dy; \
} \
}
#define FixError(x, dx, dy, e, sign, step, h) { \
e += (h) * dx; \
x += (h) * step; \
if(e > 0) { \
x += e * sign/dy; \
e %= dy; \
if(e) { \
x += sign; \
e -= dy; \
} \
} \
}
int
XAAIsEasyPolygon(
DDXPointPtr ptsIn,
int count,
BoxPtr extents,
int origin,
DDXPointPtr *topPoint,
int *topY, int *bottomY,
int shape
){
int c = 0, vertex1, vertex2;
*topY = 32767;
*bottomY = 0;
origin -= (origin & 0x8000) << 1;
vertex1 = *((int *) &extents->x1) - origin;
vertex2 = *((int *) &extents->x2) - origin ;
if (shape == Convex) {
while (count--) {
c = *((int*)ptsIn);
if (((c - vertex1) | (vertex2 - c)) & 0x80008000)
return POLY_USE_MI;
c = intToY(c);
if (c < *topY) {
*topY = c;
*topPoint = ptsIn;
}
ptsIn++;
if (c > *bottomY) *bottomY = c;
}
} else {
int yFlip = 0;
int dx2, dx1, x1, x2;
x2 = x1 = -1;
dx2 = dx1 = 1;
while (count--) {
c = *((int*)ptsIn);
if (((c - vertex1) | (vertex2 - c)) & 0x80008000)
return POLY_USE_MI;
c = intToY(c);
if (c < *topY) {
*topY = c;
*topPoint = ptsIn;
}
ptsIn++;
if (c > *bottomY) *bottomY = c;
if (c == x1)
continue;
if (dx1 > 0) {
if (x2 < 0) x2 = c;
else dx2 = dx1 = (c - x1) >> 31;
} else if ((c - x1) >> 31 != dx1) {
dx1 = ~dx1;
yFlip++;
}
x1 = c;
}
x1 = (x2 - c) >> 31;
if (x1 != dx1) yFlip++;
if (x1 != dx2) yFlip++;
if (yFlip != 2) {
if(*topY == *bottomY)
return POLY_FULLY_CLIPPED;
else
return POLY_USE_MI;
}
}
if (*topY == *bottomY)
return POLY_FULLY_CLIPPED;
return POLY_IS_EASY;
}
void
XAAFillPolygonSolid(
DrawablePtr pDraw,
GCPtr pGC,
int shape,
int mode,
int count,
DDXPointPtr ptsIn
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
int origin, vertex1, vertex2;
int *vertex1p, *vertex2p, *endp;
int x1 = 0, x2 = 0;
int dx1 = 0, dx2 = 0, dy1 = 0, dy2 = 0;
int DX1 = 0, DX2 = 0, e1 = 0, e2 = 0;
int step1 = 0, step2 = 0, sign1 = 0, sign2 = 0;
int c, y, maxy, h, yoffset;
DDXPointPtr topPoint;
if(!REGION_NUM_RECTS(pGC->pCompositeClip))
return;
if (mode == CoordModePrevious) {
register DDXPointPtr ppt = ptsIn + 1;
for (origin = 1; origin < count; origin++, ppt++) {
ppt->x += (ppt-1)->x;
ppt->y += (ppt-1)->y;
}
mode = CoordModeOrigin;
}
if (REGION_NUM_RECTS(pGC->pCompositeClip) != 1) {
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
return;
}
origin = coordToInt(pDraw->x, pDraw->y);
switch( XAAIsEasyPolygon(ptsIn, count, &pGC->pCompositeClip->extents,
origin, &topPoint, &y, &maxy, shape) ) {
case POLY_USE_MI:
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
case POLY_FULLY_CLIPPED:
return;
}
endp = (int*)ptsIn + count;
vertex2p = vertex1p = (int *)topPoint;
origin = pDraw->x;
yoffset = pDraw->y;
vertex2 = vertex1 = *vertex2p++;
if (vertex2p == endp)
vertex2p = (int *) ptsIn;
(*infoRec->SetupForSolidFill)(infoRec->pScrn, pGC->fgPixel, pGC->alu,
pGC->planemask);
while(1) {
if (y == intToY(vertex1)) {
do {
if (vertex1p == (int *) ptsIn)
vertex1p = endp;
c = *--vertex1p;
Setup (c,x1,vertex1,dx1,dy1,e1,sign1,step1,DX1)
} while (y >= intToY(vertex1));
h = dy1;
} else {
Step(x1,dx1,dy1,e1,sign1,step1)
h = intToY(vertex1) - y;
}
if (y == intToY(vertex2)) {
do {
c = *vertex2p++;
if (vertex2p == endp)
vertex2p = (int *) ptsIn;
Setup (c,x2,vertex2,dx2,dy2,e2,sign2,step2,DX2)
} while (y >= intToY(vertex2));
if (dy2 < h)
h = dy2;
} else {
Step(x2,dx2,dy2,e2,sign2,step2)
if ((c = (intToY(vertex2) - y)) < h)
h = c;
}
if(DX1 | DX2) {
if(infoRec->SubsequentSolidFillTrap && (h > 6)) {
if(x1 == x2) {
while(x1 == x2) {
y++;
if (!--h) break;
Step(x1,dx1,dy1,e1,sign1,step1)
Step(x2,dx2,dy2,e2,sign2,step2)
}
if(y == maxy) break;
if(!h) continue;
}
if(x1 < x2)
(*infoRec->SubsequentSolidFillTrap)(infoRec->pScrn,
y + yoffset, h,
x1, DX1, dy1, e1,
x2 - 1, DX2, dy2, e2);
else
(*infoRec->SubsequentSolidFillTrap)(infoRec->pScrn,
y + yoffset, h,
x2, DX2, dy2, e2,
x1 - 1, DX1, dy1, e1);
y += h;
if(--h) {
FixError(x1,dx1,dy1,e1,sign1,step1,h);
FixError(x2,dx2,dy2,e2,sign2,step2,h);
h = 0;
}
} else {
while(1) {
if (x2 > x1)
(*infoRec->SubsequentSolidFillRect)(infoRec->pScrn,
x1, y + yoffset, x2 - x1, 1);
else if (x1 > x2)
(*infoRec->SubsequentSolidFillRect)(infoRec->pScrn,
x2, y + yoffset, x1 - x2, 1);
y++;
if (!--h) break;
Step(x1,dx1,dy1,e1,sign1,step1)
Step(x2,dx2,dy2,e2,sign2,step2)
}
}
} else {
if (x2 > x1)
(*infoRec->SubsequentSolidFillRect)(infoRec->pScrn,
x1, y + yoffset, x2 - x1, h);
else if (x1 > x2)
(*infoRec->SubsequentSolidFillRect)(infoRec->pScrn,
x2, y + yoffset, x1 - x2, h);
y += h;
h = 0;
}
if (y == maxy) break;
}
SET_SYNC_FLAG(infoRec);
}
void
XAAFillPolygonHelper(
ScrnInfoPtr pScrn,
DDXPointPtr ptsIn,
int count,
DDXPointPtr topPoint,
int y,
int maxy,
int origin,
RectFuncPtr RectFunc,
TrapFuncPtr TrapFunc,
int xorg,
int yorg,
XAACacheInfoPtr pCache
){
int *vertex1p, *vertex2p, *endp;
int vertex1, vertex2;
int x1 = 0, x2 = 0;
int dx1 = 0, dx2 = 0, dy1 = 0, dy2 = 0;
int DX1 = 0, DX2 = 0, e1 = 0, e2 = 0;
int step1 = 0, step2 = 0, sign1 = 0, sign2 = 0;
int c, h, yoffset;
endp = (int*)ptsIn + count;
vertex2p = vertex1p = (int *)topPoint;
yoffset = intToY(origin);
origin = intToX(origin);
vertex2 = vertex1 = *vertex2p++;
if (vertex2p == endp)
vertex2p = (int *)ptsIn;
while(1) {
if (y == intToY(vertex1)) {
do {
if (vertex1p == (int *) ptsIn)
vertex1p = endp;
c = *--vertex1p;
Setup (c,x1,vertex1,dx1,dy1,e1,sign1,step1,DX1)
} while (y >= intToY(vertex1));
h = dy1;
} else {
Step(x1,dx1,dy1,e1,sign1,step1)
h = intToY(vertex1) - y;
}
if (y == intToY(vertex2)) {
do {
c = *vertex2p++;
if (vertex2p == endp)
vertex2p = (int *) ptsIn;
Setup (c,x2,vertex2,dx2,dy2,e2,sign2,step2,DX2)
} while (y >= intToY(vertex2));
if (dy2 < h)
h = dy2;
} else {
Step(x2,dx2,dy2,e2,sign2,step2)
if ((c = (intToY(vertex2) - y)) < h)
h = c;
}
if(DX1 | DX2) {
if(TrapFunc && (h > 6)) {
if(x1 == x2) {
while(x1 == x2) {
y++;
if (!--h) break;
Step(x1,dx1,dy1,e1,sign1,step1)
Step(x2,dx2,dy2,e2,sign2,step2)
}
if(y == maxy) break;
if(!h) continue;
}
if(x1 < x2)
(*TrapFunc)(pScrn, y + yoffset, h,
x1, DX1, dy1, e1,
x2 - 1, DX2, dy2, e2, xorg, yorg, pCache);
else
(*TrapFunc)(pScrn, y + yoffset, h,
x2, DX2, dy2, e2,
x1 - 1, DX1, dy1, e1, xorg, yorg, pCache);
y += h;
if(--h) {
FixError(x1,dx1,dy1,e1,sign1,step1,h);
FixError(x2,dx2,dy2,e2,sign2,step2,h);
h = 0;
}
} else {
while(1) {
if (x2 > x1)
(*RectFunc)(pScrn,
x1, y + yoffset, x2 - x1, 1, xorg, yorg, pCache);
else if (x1 > x2)
(*RectFunc)(pScrn,
x2, y + yoffset, x1 - x2, 1, xorg, yorg, pCache);
y++;
if (!--h) break;
Step(x1,dx1,dy1,e1,sign1,step1)
Step(x2,dx2,dy2,e2,sign2,step2)
}
}
} else {
if (x2 > x1)
(*RectFunc)(pScrn,
x1, y + yoffset, x2 - x1, h, xorg, yorg, pCache);
else if (x1 > x2)
(*RectFunc)(pScrn,
x2, y + yoffset, x1 - x2, h, xorg, yorg, pCache);
y += h;
h = 0;
}
if (y == maxy) break;
}
}
static void
SolidTrapHelper(
ScrnInfoPtr pScrn,
int y, int h,
int x1, int dx1, int dy1, int e1,
int x2, int dx2, int dy2, int e2,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
(*infoRec->SubsequentSolidFillTrap) (pScrn,
y, h, x1, dx1, dy1, e1, x2, dx2, dy2, e2);
}
static void
SolidRectHelper (
ScrnInfoPtr pScrn,
int x, int y, int w, int h,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
(*infoRec->SubsequentSolidFillRect) (pScrn, x, y, w, h);
}
static void
Mono8x8PatternTrapHelper_ScreenOrigin(
ScrnInfoPtr pScrn,
int y, int h,
int x1, int dx1, int dy1, int e1,
int x2, int dx2, int dy2, int e2,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
(*infoRec->SubsequentMono8x8PatternFillTrap) (pScrn, xorg, yorg,
y, h, x1, dx1, dy1, e1, x2, dx2, dy2, e2);
}
static void
Mono8x8PatternRectHelper_ScreenOrigin (
ScrnInfoPtr pScrn,
int x, int y, int w, int h,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
(*infoRec->SubsequentMono8x8PatternFillRect) (pScrn, xorg, yorg,
x, y, w, h);
}
static void
Mono8x8PatternRectHelper (
ScrnInfoPtr pScrn,
int x, int y, int w, int h,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
xorg = (x - xorg) & 0x07;
yorg = (y - yorg) & 0x07;
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_ORIGIN)){
if(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_BITS) {
int patx = pCache->pat0;
int paty = pCache->pat1;
XAARotateMonoPattern(&patx, &paty, xorg, yorg,
(infoRec->Mono8x8PatternFillFlags &
BIT_ORDER_IN_BYTE_MSBFIRST));
xorg = patx; yorg = paty;
} else {
int slot = (yorg << 3) + xorg;
xorg = pCache->x + pCache->offsets[slot].x;
yorg = pCache->y + pCache->offsets[slot].y;
}
}
(*infoRec->SubsequentMono8x8PatternFillRect) (pScrn, xorg, yorg,
x, y, w, h);
}
static void
CacheExpandRectHelper (
ScrnInfoPtr pScrn,
int X, int Y, int Width, int Height,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
int x, phaseY, phaseX, skipleft, w, blit_w, blit_h;
int cacheWidth;
cacheWidth = (pCache->w * pScrn->bitsPerPixel) /
infoRec->CacheColorExpandDensity;
phaseY = (Y - yorg) % pCache->orig_h;
if(phaseY < 0) phaseY += pCache->orig_h;
phaseX = (X - xorg) % pCache->orig_w;
if(phaseX < 0) phaseX += pCache->orig_w;
while(1) {
w = Width; skipleft = phaseX; x = X;
blit_h = pCache->h - phaseY;
if(blit_h > Height) blit_h = Height;
while(1) {
blit_w = cacheWidth - skipleft;
if(blit_w > w) blit_w = w;
(*infoRec->SubsequentScreenToScreenColorExpandFill)(
pScrn, x, Y, blit_w, blit_h,
pCache->x, pCache->y + phaseY, skipleft);
w -= blit_w;
if(!w) break;
x += blit_w;
skipleft = (skipleft + blit_w) % pCache->orig_w;
}
Height -= blit_h;
if(!Height) break;
Y += blit_h;
phaseY = (phaseY + blit_h) % pCache->orig_h;
}
}
static void
CacheBltRectHelper (
ScrnInfoPtr pScrn,
int X, int Y, int Width, int Height,
int xorg, int yorg,
XAACacheInfoPtr pCache
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
int x, phaseY, phaseX, skipleft, w, blit_w, blit_h;
phaseY = (Y - yorg) % pCache->orig_h;
if(phaseY < 0) phaseY += pCache->orig_h;
phaseX = (X - xorg) % pCache->orig_w;
if(phaseX < 0) phaseX += pCache->orig_w;
while(1) {
w = Width; skipleft = phaseX; x = X;
blit_h = pCache->h - phaseY;
if(blit_h > Height) blit_h = Height;
while(1) {
blit_w = pCache->w - skipleft;
if(blit_w > w) blit_w = w;
(*infoRec->SubsequentScreenToScreenCopy)(pScrn,
pCache->x + skipleft, pCache->y + phaseY,
x, Y, blit_w, blit_h);
w -= blit_w;
if(!w) break;
x += blit_w;
skipleft = (skipleft + blit_w) % pCache->orig_w;
}
Height -= blit_h;
if(!Height) break;
Y += blit_h;
phaseY = (phaseY + blit_h) % pCache->orig_h;
}
}
void
XAAFillPolygonStippled(
DrawablePtr pDraw,
GCPtr pGC,
int shape,
int mode,
int count,
DDXPointPtr ptsIn
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pGC->stipple);
int origin, type, patx, paty, fg, bg;
int y, maxy, xorg, yorg;
DDXPointPtr topPoint;
XAACacheInfoPtr pCache = NULL;
RectFuncPtr RectFunc = NULL;
TrapFuncPtr TrapFunc = NULL;
if(!REGION_NUM_RECTS(pGC->pCompositeClip))
return;
if (mode == CoordModePrevious) {
register DDXPointPtr ppt = ptsIn + 1;
for (origin = 1; origin < count; origin++, ppt++) {
ppt->x += (ppt-1)->x;
ppt->y += (ppt-1)->y;
}
mode = CoordModeOrigin;
}
if (REGION_NUM_RECTS(pGC->pCompositeClip) != 1) {
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
return;
}
if(pGC->fillStyle == FillStippled) {
type = (*infoRec->StippledFillChooser)(pGC);
fg = pGC->fgPixel; bg = -1;
} else {
type = (*infoRec->OpaqueStippledFillChooser)(pGC);
fg = pGC->fgPixel; bg = pGC->bgPixel;
}
if(!type) {
(*XAAFallbackOps.FillPolygon)(pDraw, pGC, shape, mode, count, ptsIn);
return;
}
if((type == DO_COLOR_EXPAND) || (type == DO_COLOR_8x8)) {
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
return;
}
origin = *((int *)&pDraw->x);
switch( XAAIsEasyPolygon(ptsIn, count, &pGC->pCompositeClip->extents,
origin, &topPoint, &y, &maxy, shape) ) {
case POLY_USE_MI:
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
case POLY_FULLY_CLIPPED:
return;
}
xorg = (pDraw->x + pGC->patOrg.x);
yorg = (pDraw->y + pGC->patOrg.y);
if((fg == bg) && (bg != -1) && infoRec->SetupForSolidFill) {
(*infoRec->SetupForSolidFill)(infoRec->pScrn, fg,
pGC->alu, pGC->planemask);
RectFunc = SolidRectHelper;
TrapFunc = infoRec->SubsequentSolidFillTrap ? SolidTrapHelper : NULL;
} else
switch(type) {
case DO_MONO_8x8:
patx = pPriv->pattern0; paty = pPriv->pattern1;
if(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_SCREEN_ORIGIN) {
xorg = (-xorg) & 0x07; yorg = (-yorg) & 0x07;
if(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_BITS) {
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_ORIGIN)) {
XAARotateMonoPattern(&patx, &paty, xorg, yorg,
(infoRec->Mono8x8PatternFillFlags &
BIT_ORDER_IN_BYTE_MSBFIRST));
xorg = patx; yorg = paty;
}
} else {
XAACacheInfoPtr pCache = (*infoRec->CacheMono8x8Pattern)(
infoRec->pScrn, patx, paty);
patx = pCache->x; paty = pCache->y;
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_ORIGIN)){
int slot = (yorg << 3) + xorg;
patx += pCache->offsets[slot].x;
paty += pCache->offsets[slot].y;
xorg = patx; yorg = paty;
}
}
RectFunc = Mono8x8PatternRectHelper_ScreenOrigin;
if(infoRec->SubsequentMono8x8PatternFillTrap)
TrapFunc = Mono8x8PatternTrapHelper_ScreenOrigin;
} else {
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_BITS)){
pCache = (*infoRec->CacheMono8x8Pattern)(
infoRec->pScrn, patx, paty);
patx = pCache->x; paty = pCache->y;
} else {
pCache = &(infoRec->ScratchCacheInfoRec);
pCache->pat0 = patx;
pCache->pat1 = paty;
}
RectFunc = Mono8x8PatternRectHelper;
}
(*infoRec->SetupForMono8x8PatternFill)(infoRec->pScrn,
patx, paty, fg, bg, pGC->alu, pGC->planemask);
break;
case DO_CACHE_EXPAND:
pCache = (*infoRec->CacheMonoStipple)(infoRec->pScrn, pGC->stipple);
(*infoRec->SetupForScreenToScreenColorExpandFill)(
infoRec->pScrn, fg, bg, pGC->alu, pGC->planemask);
RectFunc = CacheExpandRectHelper;
break;
case DO_CACHE_BLT:
pCache = (*infoRec->CacheStipple)(infoRec->pScrn, pGC->stipple,
fg, bg);
(*infoRec->SetupForScreenToScreenCopy)(infoRec->pScrn, 1, 1,
pGC->alu, pGC->planemask, pCache->trans_color);
RectFunc = CacheBltRectHelper;
break;
default:
return;
}
XAAFillPolygonHelper(infoRec->pScrn, ptsIn, count, topPoint,
y, maxy, origin, RectFunc, TrapFunc, xorg, yorg, pCache);
SET_SYNC_FLAG(infoRec);
}
void
XAAFillPolygonTiled(
DrawablePtr pDraw,
GCPtr pGC,
int shape,
int mode,
int count,
DDXPointPtr ptsIn
){
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pGC->tile.pixmap);
int origin, type, patx, paty;
int y, maxy, xorg, yorg;
DDXPointPtr topPoint;
XAACacheInfoPtr pCache = NULL;
RectFuncPtr RectFunc = NULL;
TrapFuncPtr TrapFunc = NULL;
if(!REGION_NUM_RECTS(pGC->pCompositeClip))
return;
if (mode == CoordModePrevious) {
register DDXPointPtr ppt = ptsIn + 1;
for (origin = 1; origin < count; origin++, ppt++) {
ppt->x += (ppt-1)->x;
ppt->y += (ppt-1)->y;
}
mode = CoordModeOrigin;
}
if (REGION_NUM_RECTS(pGC->pCompositeClip) != 1) {
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
return;
}
type = (*infoRec->TiledFillChooser)(pGC);
if(!type || (type == DO_IMAGE_WRITE)) {
(*XAAFallbackOps.FillPolygon)(pDraw, pGC, shape, mode, count, ptsIn);
return;
}
if(type == DO_COLOR_8x8) {
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
return;
}
origin = *((int *)&pDraw->x);
switch( XAAIsEasyPolygon(ptsIn, count, &pGC->pCompositeClip->extents,
origin, &topPoint, &y, &maxy, shape) ) {
case POLY_USE_MI:
miFillPolygon (pDraw, pGC, shape, mode, count, ptsIn);
case POLY_FULLY_CLIPPED:
return;
}
xorg = (pDraw->x + pGC->patOrg.x);
yorg = (pDraw->y + pGC->patOrg.y);
switch(type) {
case DO_MONO_8x8:
patx = pPriv->pattern0; paty = pPriv->pattern1;
if(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_SCREEN_ORIGIN) {
xorg = (-xorg) & 0x07; yorg = (-yorg) & 0x07;
if(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_BITS) {
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_ORIGIN)) {
XAARotateMonoPattern(&patx, &paty, xorg, yorg,
(infoRec->Mono8x8PatternFillFlags &
BIT_ORDER_IN_BYTE_MSBFIRST));
xorg = patx; yorg = paty;
}
} else {
XAACacheInfoPtr pCache = (*infoRec->CacheMono8x8Pattern)(
infoRec->pScrn, patx, paty);
patx = pCache->x; paty = pCache->y;
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_ORIGIN)){
int slot = (yorg << 3) + xorg;
patx += pCache->offsets[slot].x;
paty += pCache->offsets[slot].y;
xorg = patx; yorg = paty;
}
}
RectFunc = Mono8x8PatternRectHelper_ScreenOrigin;
if(infoRec->SubsequentMono8x8PatternFillTrap)
TrapFunc = Mono8x8PatternTrapHelper_ScreenOrigin;
} else {
if(!(infoRec->Mono8x8PatternFillFlags &
HARDWARE_PATTERN_PROGRAMMED_BITS)){
pCache = (*infoRec->CacheMono8x8Pattern)(
infoRec->pScrn, patx, paty);
patx = pCache->x; paty = pCache->y;
}
else {
pCache = &(infoRec->ScratchCacheInfoRec);
pCache->pat0 = patx;
pCache->pat1 = paty;
}
RectFunc = Mono8x8PatternRectHelper;
}
(*infoRec->SetupForMono8x8PatternFill)(infoRec->pScrn,
patx, paty, pPriv->fg, pPriv->bg, pGC->alu, pGC->planemask);
break;
case DO_CACHE_BLT:
pCache = (*infoRec->CacheTile)(infoRec->pScrn, pGC->tile.pixmap);
(*infoRec->SetupForScreenToScreenCopy)(infoRec->pScrn, 1, 1,
pGC->alu, pGC->planemask, -1);
RectFunc = CacheBltRectHelper;
break;
case DO_PIXMAP_COPY:
pCache = &(infoRec->ScratchCacheInfoRec);
pCache->x = pPriv->offscreenArea->box.x1;
pCache->y = pPriv->offscreenArea->box.y1;
pCache->w = pCache->orig_w =
pPriv->offscreenArea->box.x2 - pCache->x;
pCache->h = pCache->orig_h =
pPriv->offscreenArea->box.y2 - pCache->y;
(*infoRec->SetupForScreenToScreenCopy)(infoRec->pScrn, 1, 1,
pGC->alu, pGC->planemask, -1);
RectFunc = CacheBltRectHelper;
break;
default:
return;
}
XAAFillPolygonHelper(infoRec->pScrn, ptsIn, count, topPoint,
y, maxy, origin, RectFunc, TrapFunc, xorg, yorg, pCache);
SET_SYNC_FLAG(infoRec);
}