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authorwwylele <wwylele@gmail.com>2017-06-01 15:56:46 +0200
committerwwylele <wwylele@gmail.com>2017-06-04 08:47:25 +0200
commit28d1e73d2f1eb5d77568303050d254fd3b4df853 (patch)
tree29f34273ed1a7943a5f32b6e510d6f4caf6e5c02 /src/video_core/swrasterizer/texturing.cpp
parentMerge pull request #2734 from yuriks/cmake-imported-libs (diff)
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Diffstat (limited to 'src/video_core/swrasterizer/texturing.cpp')
-rw-r--r--src/video_core/swrasterizer/texturing.cpp19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/video_core/swrasterizer/texturing.cpp b/src/video_core/swrasterizer/texturing.cpp
index aeb6aeb8c..4f02b93f2 100644
--- a/src/video_core/swrasterizer/texturing.cpp
+++ b/src/video_core/swrasterizer/texturing.cpp
@@ -18,22 +18,33 @@ using TevStageConfig = TexturingRegs::TevStageConfig;
int GetWrappedTexCoord(TexturingRegs::TextureConfig::WrapMode mode, int val, unsigned size) {
switch (mode) {
+ case TexturingRegs::TextureConfig::ClampToEdge2:
+ // For negative coordinate, ClampToEdge2 behaves the same as Repeat
+ if (val < 0) {
+ return static_cast<int>(static_cast<unsigned>(val) % size);
+ }
+ // [[fallthrough]]
case TexturingRegs::TextureConfig::ClampToEdge:
val = std::max(val, 0);
- val = std::min(val, (int)size - 1);
+ val = std::min(val, static_cast<int>(size) - 1);
return val;
case TexturingRegs::TextureConfig::ClampToBorder:
return val;
+ case TexturingRegs::TextureConfig::ClampToBorder2:
+ // For ClampToBorder2, the case of positive coordinate beyond the texture size is already
+ // handled outside. Here we only handle the negative coordinate in the same way as Repeat.
+ case TexturingRegs::TextureConfig::Repeat2:
+ case TexturingRegs::TextureConfig::Repeat3:
case TexturingRegs::TextureConfig::Repeat:
- return (int)((unsigned)val % size);
+ return static_cast<int>(static_cast<unsigned>(val) % size);
case TexturingRegs::TextureConfig::MirroredRepeat: {
- unsigned int coord = ((unsigned)val % (2 * size));
+ unsigned int coord = (static_cast<unsigned>(val) % (2 * size));
if (coord >= size)
coord = 2 * size - 1 - coord;
- return (int)coord;
+ return static_cast<int>(coord);
}
default: