mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-11 23:32:02 +00:00
Fix off-by-one bug
This commit is contained in:
parent
b3e4ba13ba
commit
1711f13eeb
2 changed files with 4 additions and 3 deletions
|
@ -34,7 +34,8 @@ void DrawSkyCodegen::Generate(DrawSkyVariant variant, bool fourColumns, SSAValue
|
||||||
iscale[2] = args[0][18].load(true);
|
iscale[2] = args[0][18].load(true);
|
||||||
iscale[3] = args[0][19].load(true);
|
iscale[3] = args[0][19].load(true);
|
||||||
textureheight0 = args[0][20].load(true);
|
textureheight0 = args[0][20].load(true);
|
||||||
textureheight1 = args[0][21].load(true);
|
SSAInt textureheight1 = args[0][21].load(true);
|
||||||
|
maxtextureheight1 = textureheight1 - 1;
|
||||||
top_color = SSAVec4i::unpack(args[0][22].load(true));
|
top_color = SSAVec4i::unpack(args[0][22].load(true));
|
||||||
bottom_color = SSAVec4i::unpack(args[0][23].load(true));
|
bottom_color = SSAVec4i::unpack(args[0][23].load(true));
|
||||||
|
|
||||||
|
@ -105,7 +106,7 @@ SSAVec4i DrawSkyCodegen::Sample(SSAInt frac, int index, DrawSkyVariant variant)
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
SSAInt sample_index2 = SSAInt::MIN(sample_index, textureheight1);
|
SSAInt sample_index2 = SSAInt::MIN(sample_index, maxtextureheight1);
|
||||||
SSAVec4i color0 = source0[index][sample_index * 4].load_vec4ub(false);
|
SSAVec4i color0 = source0[index][sample_index * 4].load_vec4ub(false);
|
||||||
SSAVec4i color1 = source1[index][sample_index2 * 4].load_vec4ub(false);
|
SSAVec4i color1 = source1[index][sample_index2 * 4].load_vec4ub(false);
|
||||||
return blend_alpha_blend(color0, color1);
|
return blend_alpha_blend(color0, color1);
|
||||||
|
|
|
@ -30,7 +30,7 @@ private:
|
||||||
SSAInt texturefrac[4];
|
SSAInt texturefrac[4];
|
||||||
SSAInt iscale[4];
|
SSAInt iscale[4];
|
||||||
SSAInt textureheight0;
|
SSAInt textureheight0;
|
||||||
SSAInt textureheight1;
|
SSAInt maxtextureheight1;
|
||||||
SSAVec4i top_color;
|
SSAVec4i top_color;
|
||||||
SSAVec4i bottom_color;
|
SSAVec4i bottom_color;
|
||||||
SSAWorkerThread thread;
|
SSAWorkerThread thread;
|
||||||
|
|
Loading…
Reference in a new issue