From 17be65cfea56a53dc3a9cb617895adf5300db099 Mon Sep 17 00:00:00 2001 From: scuri Date: Tue, 1 Jun 2010 22:31:45 +0000 Subject: *** empty log message *** --- src/drv/cdirgb.c | 186 ++----------------------------------------------------- 1 file changed, 6 insertions(+), 180 deletions(-) (limited to 'src/drv/cdirgb.c') diff --git a/src/drv/cdirgb.c b/src/drv/cdirgb.c index e6cb4b5..9f367e0 100644 --- a/src/drv/cdirgb.c +++ b/src/drv/cdirgb.c @@ -580,7 +580,7 @@ static void irgbClipPoly(cdCtxCanvas* ctxcanvas, unsigned char* clip_region, cdP memcpy(t_poly, poly, sizeof(cdPoint)*n); poly = t_poly; - for(i = 0; i < n; i++) + for(i = 0; i < n; i++) /* must duplicate because clip poly is stored */ cdMatrixTransformPoint(canvas->matrix, poly[i].x, poly[i].y, &poly[i].x, &poly[i].y); } @@ -642,79 +642,6 @@ static void irgbClipPoly(cdCtxCanvas* ctxcanvas, unsigned char* clip_region, cdP irgPostProcessIntersect(ctxcanvas->clip_region, ctxcanvas->canvas->w * ctxcanvas->canvas->h); } -static void irgbClipElipse(cdCtxCanvas* ctxcanvas, int xc, int yc, int width, int height, double angle1, double angle2, int sector) -{ - float c, s, sx, sy, x, y, prev_x, prev_y; - double da; - int i, p; - cdPoint* poly; - - /* number of segments of equivalent poligonal for a full ellipse */ - int n = cdSimCalcEllipseNumSegments(ctxcanvas->canvas, xc, yc, width, height); - - /* number of segments for the arc */ - n = cdRound((fabs(angle2-angle1)*n)/360); - if (n < 1) n = 1; - - poly = (cdPoint*)malloc(sizeof(cdPoint)*(n+2+1)); /* n+1 points +1 center */ - - /* converts degrees into radians */ - angle1 *= CD_DEG2RAD; - angle2 *= CD_DEG2RAD; - - /* generates arc points at origin with axis x and y */ - - da = (angle2-angle1)/n; - c = (float)cos(da); - s = (float)sin(da); - sx = -(width*s)/height; - sy = (height*s)/width; - - x = xc + (width/2.0f)*(float)cos(angle1); - y = yc + (height/2.0f)*(float)sin(angle1); - poly[0].x = _cdRound(x); - poly[0].y = _cdRound(y); - prev_x = x; - prev_y = y; - p = 1; - - for (i = 1; i < n+1; i++) /* n+1 points */ - { - x = xc + c*(prev_x-xc) + sx*(prev_y-yc); - y = yc + sy*(prev_x-xc) + c*(prev_y-yc); - - poly[p].x = _cdRound(x); - poly[p].y = _cdRound(y); - - if (poly[p-1].x != poly[p].x || poly[p-1].y != poly[p].y) - p++; - - prev_x = x; - prev_y = y; - } - - if (poly[p-1].x != poly[0].x || poly[p-1].y != poly[0].y) - { - if (sector) /* cdSector */ - { - /* add center */ - poly[p].x = xc; - poly[p].y = yc; - } - else /* cdChord */ - { - /* add initial point */ - poly[p].x = poly[0].x; - poly[p].y = poly[0].y; - } - p++; - } - - irgbClipPoly(ctxcanvas, ctxcanvas->clip_region, poly, p, ctxcanvas->canvas->combine_mode); - - free(poly); -} - static void irgbClipBox(cdCtxCanvas *ctxcanvas, int xmin, int xmax, int ymin, int ymax) { int combine_mode = ctxcanvas->canvas->combine_mode; @@ -952,54 +879,6 @@ static void cdfbox(cdCtxCanvas *ctxcanvas, double xmin, double xmax, double ymin cdfSimBox(ctxcanvas, xmin, xmax, ymin, ymax); } -static void cdsector(cdCtxCanvas *ctxcanvas, int xc, int yc, int w, int h, double a1, double a2) -{ - if (ctxcanvas->canvas->new_region) - { - /* matrix transformation is done inside irgbClip* if necessary */ - irgbClipElipse(ctxcanvas, xc, yc, w, h, a1, a2, 1); - return; - } - - cdSimSector(ctxcanvas, xc, yc, w, h, a1, a2); -} - -static void cdchord(cdCtxCanvas *ctxcanvas, int xc, int yc, int w, int h, double a1, double a2) -{ - if (ctxcanvas->canvas->new_region) - { - /* matrix transformation is done inside irgbClip* if necessary */ - irgbClipElipse(ctxcanvas, xc, yc, w, h, a1, a2, 0); - return; - } - - cdSimChord(ctxcanvas, xc, yc, w, h, a1, a2); -} - -static void cdfsector(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, double h, double a1, double a2) -{ - if (ctxcanvas->canvas->new_region) - { - /* matrix transformation is done inside irgbClip* if necessary */ - irgbClipElipse(ctxcanvas, _cdRound(xc), _cdRound(yc), _cdRound(w), _cdRound(h), a1, a2, 1); - return; - } - - cdfSimSector(ctxcanvas, xc, yc, w, h, a1, a2); -} - -static void cdfchord(cdCtxCanvas *ctxcanvas, double xc, double yc, double w, double h, double a1, double a2) -{ - if (ctxcanvas->canvas->new_region) - { - /* matrix transformation is done inside irgbClip* if necessary */ - irgbClipElipse(ctxcanvas, _cdRound(xc), _cdRound(yc), _cdRound(w), _cdRound(h), a1, a2, 0); - return; - } - - cdfSimChord(ctxcanvas, xc, yc, w, h, a1, a2); -} - static void cdtext(cdCtxCanvas *ctxcanvas, int x, int y, const char *s, int len) { if (ctxcanvas->canvas->new_region) @@ -1035,59 +914,6 @@ static void cdpoly(cdCtxCanvas* ctxcanvas, int mode, cdPoint* poly, int n) cdSimPoly(ctxcanvas, mode, poly, n); } -static void cdfpoly(cdCtxCanvas* ctxcanvas, int mode, cdfPoint* fpoly, int n) -{ - int i; - - switch(mode) - { - case CD_CLOSED_LINES: - fpoly[n] = fpoly[0]; - n++; - /* continue */ - case CD_OPEN_LINES: - cdfSimPolyLine(ctxcanvas->canvas, fpoly, n); - break; - case CD_BEZIER: - cdfSimPolyBezier(ctxcanvas->canvas, fpoly, n); - break; - case CD_PATH: - cdfSimPolyPath(ctxcanvas->canvas, fpoly, n); - break; - case CD_FILL: - { - cdPoint* poly = malloc(sizeof(cdPoint)*n); - - for (i = 0; icanvas->clip_mode == CD_CLIPPOLYGON) cdclip(ctxcanvas, CD_CLIPPOLYGON); - } - break; - } -} - static void cdgetimagergb(cdCtxCanvas* ctxcanvas, unsigned char *r, unsigned char *g, unsigned char *b, int x, int y, int w, int h) { int dst_offset, src_offset, l, xsize, ysize, xpos, ypos; @@ -2031,8 +1857,8 @@ static void cdinittable(cdCanvas* canvas) canvas->cxRect = cdSimRect; canvas->cxBox = cdbox; canvas->cxArc = cdSimArc; - canvas->cxSector = cdsector; - canvas->cxChord = cdchord; + canvas->cxSector = cdSimSector; + canvas->cxChord = cdSimChord; canvas->cxPoly = cdpoly; canvas->cxText = cdtext; @@ -2040,9 +1866,9 @@ static void cdinittable(cdCanvas* canvas) canvas->cxFRect = cdfSimRect; canvas->cxFBox = cdfbox; canvas->cxFArc = cdfSimArc; - canvas->cxFSector = cdfsector; - canvas->cxFChord = cdfchord; - canvas->cxFPoly = cdfpoly; + canvas->cxFSector = cdfSimSector; + canvas->cxFChord = cdfSimChord; + canvas->cxFPoly = cdfSimPoly; canvas->cxKillCanvas = cdkillcanvas; -- cgit v1.2.3