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-rw-r--r--src/render/sdlgraphics.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/render/sdlgraphics.cpp b/src/render/sdlgraphics.cpp
index cbd3f0689..ac304b7ab 100644
--- a/src/render/sdlgraphics.cpp
+++ b/src/render/sdlgraphics.cpp
@@ -1238,8 +1238,9 @@ void SDLGraphics::drawHLine(int x1, int y, int x2)
case 2:
{
uint16_t* q = reinterpret_cast<uint16_t*>(p);
+ const uint16_t pixel1 = static_cast<uint16_t>(pixel);
for (; x1 <= x2; ++x1)
- *(q++) = pixel;
+ *(q++) = pixel1;
break;
}
@@ -1274,7 +1275,7 @@ void SDLGraphics::drawHLine(int x1, int y, int x2)
if (mAlpha)
{
unsigned char a = static_cast<unsigned char>(mColor.a);
- unsigned char a1 = 255 - a;
+ unsigned char a1 = static_cast<unsigned char>(255U - a);
const int b0 = (pixel & 0xff) * a;
const int g0 = (pixel & 0xff00) * a;
const int r0 = (pixel & 0xff0000) * a;
@@ -1403,7 +1404,7 @@ void SDLGraphics::drawVLine(int x, int y1, int y2)
if (mAlpha)
{
unsigned char a = static_cast<unsigned char>(mColor.a);
- unsigned char a1 = 255 - a;
+ unsigned char a1 = static_cast<unsigned char>(255U - a);
const int b0 = (pixel & 0xff) * a;
const int g0 = (pixel & 0xff00) * a;
const int r0 = (pixel & 0xff0000) * a;