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authorMarkus Wick <markus+github@selfnet.de>2015-01-31 23:45:54 +0100
committerMarkus Wick <markus+github@selfnet.de>2015-01-31 23:45:54 +0100
commit3c475b91ea5c4baa13b1339c3d2921938e8a3be9 (patch)
tree6d0c80e6a23900fd8fc0e087bf918840b7dba239 /Source/Core/VideoCommon/GeometryShaderGen.cpp
parentca5e2e6f1615a7243dbf936c06cf6d0b6bf8310a (diff)
parent8c55ec0d5182df964b635b4440020da5ef7f9965 (diff)
Merge pull request #1993 from Armada651/line-perspective
GeometryShaderGen: Perspective divide the line coordinates before comparing the angle.
Diffstat (limited to 'Source/Core/VideoCommon/GeometryShaderGen.cpp')
-rw-r--r--Source/Core/VideoCommon/GeometryShaderGen.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/Source/Core/VideoCommon/GeometryShaderGen.cpp b/Source/Core/VideoCommon/GeometryShaderGen.cpp
index 9566e7e3a5..08090a5322 100644
--- a/Source/Core/VideoCommon/GeometryShaderGen.cpp
+++ b/Source/Core/VideoCommon/GeometryShaderGen.cpp
@@ -150,7 +150,7 @@ static inline void GenerateGeometryShader(T& out, u32 primitive_type, API_TYPE A
// horizontal depending the slope of the line.
out.Write(
"\tfloat2 offset;\n"
- "\tfloat2 to = abs(end.pos.xy - start.pos.xy);\n"
+ "\tfloat2 to = abs(end.pos.xy / end.pos.w - start.pos.xy / start.pos.w);\n"
// FIXME: What does real hardware do when line is at a 45-degree angle?
// FIXME: Lines aren't drawn at the correct width. See Twilight Princess map.
"\tif (" I_LINEPTPARAMS".y * to.y > " I_LINEPTPARAMS".x * to.x) {\n"