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oops double scaling for viewport - fix fix fix :) 

SVN revision: 4850
This commit is contained in:
Carsten Haitzler 2001-06-22 02:27:03 +00:00
parent efb50661bc
commit 8605282e70
1 changed files with 37 additions and 12 deletions
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49
legacy/evas/src/evas_render.c
View File

@ -903,7 +903,9 @@ evas_render_updates(Evas e)
if (o->renderer_data.method[e->current.render_method])
im = (void *)o->renderer_data.method[e->current.render_method];
else
o->renderer_data.method[e->current.render_method] = im = func_image_new_from_file(e->current.display, oo->current.file);
o->renderer_data.method[e->current.render_method] =
im =
func_image_new_from_file(e->current.display, oo->current.file);
if (im)
{
int visx, visy, visw, vish;
@ -922,15 +924,19 @@ evas_render_updates(Evas e)
visx = 0;
visw += x;
}
if ((visx + visw) > e->current.drawable_width) visw = e->current.drawable_width - visx;
tilex = (-oo->current.fill.x * (double)e->current.drawable_width) / e->current.viewport.w;
tilew = (oo->current.fill.w * (double)e->current.drawable_width) / e->current.viewport.w;
if ((visx + visw) > e->current.drawable_width)
visw = e->current.drawable_width - visx;
tilex = ((-oo->current.fill.x * (double)e->current.drawable_width) /
e->current.viewport.w);
tilew = ((oo->current.fill.w * (double)e->current.drawable_width) /
e->current.viewport.w);
if (tilew < 1) tilew = 1;
tilex = (((tilex - (x - visx)) % tilew) + tilew) % tilew;
if (tilex == 0) ww = 1 + (visw - 1) / tilew;
else ww = 1 + ((visw + tilex) / tilew);
pointsx = malloc(ww * sizeof(struct _points));
printf("r\n");
for (xx = 0; xx < ww; xx++)
{
if (xx == 0)
@ -939,14 +945,20 @@ evas_render_updates(Evas e)
{
pointsx[xx].out1 = visx + 0;
pointsx[xx].out2 = visw;
pointsx[xx].in1 = (int)(((double)tilex * (double)oo->current.image.w * e->current.viewport.w) / ((double)e->current.drawable_width * (double)tilew));
pointsx[xx].in2 = (int)(((double)func_image_get_width(im) * (double)visw) / (double)tilew);
pointsx[xx].in1 = (int)(((double)tilex *
(double)oo->current.image.w) /
(double)tilew);
pointsx[xx].in2 = (int)(((double)func_image_get_width(im) *
(double)visw) /
(double)tilew);
}
else /* | * | | | */
{
pointsx[xx].out1 = visx + 0;
pointsx[xx].out2 = tilew - tilex;
pointsx[xx].in1 = (int)(((double)tilex * (double)oo->current.image.w * e->current.viewport.w) / ((double)e->current.drawable_width * (double)tilew));
pointsx[xx].in1 = (int)(((double)tilex *
(double)oo->current.image.w) /
(double)tilew);
pointsx[xx].in2 = func_image_get_width(im) - pointsx[xx].in1;
}
}
@ -957,7 +969,9 @@ evas_render_updates(Evas e)
pointsx[xx].out1 = visx + (xx * tilew) - tilex;
pointsx[xx].out2 = visw - (pointsx[xx].out1 - visx);
pointsx[xx].in1 = 0;
pointsx[xx].in2 = (int)(((double)pointsx[xx].out2 * (double)oo->current.image.w * e->current.viewport.w) / ((double)e->current.drawable_width * (double)tilew));
pointsx[xx].in2 = (int)(((double)pointsx[xx].out2 *
(double)oo->current.image.w) /
(double)tilew);
}
else /* | | * | | */
{
@ -993,14 +1007,20 @@ evas_render_updates(Evas e)
{
pointsy[yy].out1 = visy + 0;
pointsy[yy].out2 = vish;
pointsy[yy].in1 = (int)(((double)tiley * (double)oo->current.image.h * e->current.viewport.h) / ((double)e->current.drawable_height * (double)tileh));
pointsy[yy].in2 = (int)(((double)func_image_get_height(im) * (double)vish) / (double)tileh);
pointsy[yy].in1 = (int)(((double)tiley *
(double)oo->current.image.h) /
(double)tileh);
pointsy[yy].in2 = (int)(((double)func_image_get_height(im) *
(double)vish) /
(double)tileh);
}
else /* | * | | | */
{
pointsy[yy].out1 = visy + 0;
pointsy[yy].out2 = tileh - tiley;
pointsy[yy].in1 = (int)(((double)tiley * (double)oo->current.image.h * e->current.viewport.h) / ((double)e->current.drawable_height * (double)tileh));
pointsy[yy].in1 = (int)(((double)tiley *
(double)oo->current.image.h) /
(double)tileh);
pointsy[yy].in2 = func_image_get_height(im) - pointsy[yy].in1;
}
}
@ -1011,7 +1031,9 @@ evas_render_updates(Evas e)
pointsy[yy].out1 = visy + (yy * tileh) - tiley;
pointsy[yy].out2 = vish - (pointsy[yy].out1 - visy);
pointsy[yy].in1 = 0;
pointsy[yy].in2 = (int)(((double)pointsy[yy].out2 * (double)oo->current.image.h * e->current.viewport.h) / ((double)e->current.drawable_height * (double)tileh));
pointsy[yy].in2 = (int)(((double)pointsy[yy].out2 *
(double)oo->current.image.h) /
(double)tileh);
}
else /* | | * | | */
{
@ -1387,6 +1409,7 @@ evas_set_output_size(Evas e, int w, int h)
if (!e) return;
if (w < 1) w = 1;
if (h < 1) h = 1;
if ((e->current.drawable_width == w) && (e->current.drawable_height == h)) return;
e->current.drawable_width = w;
e->current.drawable_height = h;
e->changed = 1;
@ -1398,6 +1421,8 @@ evas_set_output_viewport(Evas e, double x, double y, double w, double h)
if (!e) return;
if (w < 1) w = 1;
if (h < 1) h = 1;
if ((e->current.viewport.x == x) && (e->current.viewport.y == y) &&
(e->current.viewport.w == w) && (e->current.viewport.w == h)) return;
e->current.viewport.x = x;
e->current.viewport.y = y;
e->current.viewport.w = w;