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Skip setting the pen in the RastPort if it is already set to that pen

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This captures the scenario when the RGBA value has changed but graphics.library has picked the same pen.
This commit is contained in:
Chris Young 2016-03-23 23:18:05 +00:00
parent 0368935cd3
commit 281fe7674c
2 changed files with 8 additions and 2 deletions
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8
amiga/plotters.c
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@ -190,6 +190,8 @@ void ami_init_layers(struct gui_globals *gg, ULONG width, ULONG height, bool for
gg->apen = 0x00000000; gg->apen = 0x00000000;
gg->open = 0x00000000; gg->open = 0x00000000;
gg->apen_num = -1;
gg->open_num = -1;
init_layers_count++; init_layers_count++;
LOG("Layer initialised (total: %d)", init_layers_count); LOG("Layer initialised (total: %d)", init_layers_count);
@ -275,6 +277,8 @@ void ami_plot_release_pens(struct MinList *shared_pens)
glob->apen = 0x00000000; glob->apen = 0x00000000;
glob->open = 0x00000000; glob->open = 0x00000000;
glob->apen_num = -1;
glob->open_num = -1;
} }
static void ami_plot_setapen(struct RastPort *rp, ULONG colr) static void ami_plot_setapen(struct RastPort *rp, ULONG colr)
@ -290,7 +294,7 @@ static void ami_plot_setapen(struct RastPort *rp, ULONG colr)
#endif #endif
{ {
LONG pen = ami_plot_obtain_pen(glob->shared_pens, colr); LONG pen = ami_plot_obtain_pen(glob->shared_pens, colr);
if(pen != -1) SetAPen(rp, pen); if((pen != -1) && (pen != glob->apen_num)) SetAPen(rp, pen);
} }
glob->apen = colr; glob->apen = colr;
@ -309,7 +313,7 @@ static void ami_plot_setopen(struct RastPort *rp, ULONG colr)
#endif #endif
{ {
LONG pen = ami_plot_obtain_pen(glob->shared_pens, colr); LONG pen = ami_plot_obtain_pen(glob->shared_pens, colr);
if(pen != -1) SetOPen(rp, pen); if((pen != -1) && (pen != glob->open_num)) SetOPen(rp, pen);
} }
glob->open = colr; glob->open = colr;

2
amiga/plotters.h
View File

@ -36,6 +36,8 @@ struct gui_globals
bool palette_mapped; bool palette_mapped;
ULONG apen; ULONG apen;
ULONG open; ULONG open;
LONG apen_num;
LONG open_num;
int width; /* size of bm and */ int width; /* size of bm and */
int height; /* associated memory */ int height; /* associated memory */
}; };