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Code Issues Wiki Activity

LUA drawline fix (#4581)

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3djc 2017-03-11 10:23:06 +01:00 • committed by Bertrand Songis
parent 0a5732b953
commit a0b3c46c2b
1 changed files with 9 additions and 9 deletions
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18
radio/src/lua/api_lcd.cpp
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@ -107,23 +107,23 @@ whole line will not be drawn (starting from OpenTX 2.1.5)
static int luaLcdDrawLine(lua_State *L)
{
if (!luaLcdAllowed) return 0;
int x1 = luaL_checkinteger(L, 1);
int y1 = luaL_checkinteger(L, 2);
int x2 = luaL_checkinteger(L, 3);
int y2 = luaL_checkinteger(L, 4);
int pat = luaL_checkinteger(L, 5);
int flags = luaL_checkinteger(L, 6);
coord_t x1 = luaL_checkunsigned(L, 1);
coord_t y1 = luaL_checkunsigned(L, 2);
coord_t x2 = luaL_checkunsigned(L, 3);
coord_t y2 = luaL_checkunsigned(L, 4);
uint8_t pat = luaL_checkunsigned(L, 5);
LcdFlags flags = luaL_checkunsigned(L, 6);
if (x1 < 0 || x1 >= LCD_W || y1 < 0 || y1 >= LCD_H || x2 < 0 || x2 >= LCD_W || y2 < 0 || y2 >= LCD_H)
if (x1 > LCD_W || y1 > LCD_H || x2 > LCD_W || y2 > LCD_H)
return 0;
if (pat == SOLID) {
if (x1 == x2) {
lcdDrawSolidVerticalLine(x1, y2 >= y1 ? y1 : y1+1, y2 >= y1 ? y2-y1+1 : y2-y1-1, flags);
lcdDrawSolidVerticalLine(x1, y1<y2 ? y1 : y2, y1<y2 ? y2-y1 : y1 - y2, flags);
return 0;
}
else if (y1 == y2) {
lcdDrawSolidHorizontalLine(x2 >= x1 ? x1 : x1+1, y1, x2 >= x1 ? x2-x1+1 : x2-x1-1, flags);
lcdDrawSolidHorizontalLine(x1<x2 ? x1:x2, y1, x1<x2 ? x2-x1 : x1-x2, flags);
return 0;
}
}