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- Pixel stretch for 320x200 and 640x400 in glswfb

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This commit is contained in:
Magnus Norddahl 2017-07-23 17:26:55 +02:00
parent 2f37c4b272
commit 18f0f6be4b
1 changed files with 15 additions and 3 deletions
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18
src/gl/system/gl_swframebuffer.cpp
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@ -93,6 +93,7 @@ EXTERN_CVAR(Bool, vid_vsync)
EXTERN_CVAR(Float, transsouls)
EXTERN_CVAR(Int, vid_refreshrate)
EXTERN_CVAR(Bool, gl_legacy_mode)
EXTERN_CVAR(Int, vid_scalemode)
extern bool bSuperSampled;
@ -727,9 +728,20 @@ void OpenGLSWFrameBuffer::Present()
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glViewport(0, 0, clientWidth, clientHeight);
float scale = MIN(clientWidth / (float)Width, clientHeight / (float)Height);
int letterboxWidth = (int)round(Width * scale);
int letterboxHeight = (int)round(Height * scale);
float scaleX, scaleY;
if (vid_scalemode == 1 || vid_scalemode == 2)
{
scaleX = MIN(clientWidth / (float)Width, clientHeight / (Height * 1.2f));
scaleY = scaleX * 1.2f;
}
else
{
scaleX = MIN(clientWidth / (float)Width, clientHeight / (float)Height);
scaleY = scaleX;
}
int letterboxWidth = (int)round(Width * scaleX);
int letterboxHeight = (int)round(Height * scaleY);
int letterboxX = (clientWidth - letterboxWidth) / 2;
int letterboxY = (clientHeight - letterboxHeight) / 2;