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softgpu: Avoid fast path for clamp/wrap cases.

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It doesn't clamp or wrap, and those are uncommon for the fast path.
Fixes #14951.
This commit is contained in:
Unknown W. Brackets 2021-09-29 19:19:21 -07:00
parent fccef47828
commit 953916a842
1 changed files with 8 additions and 1 deletions
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9
GPU/Software/RasterizerRectangle.cpp
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@ -223,6 +223,12 @@ void DrawSprite(const VertexData& v0, const VertexData& v1) {
bool g_needsClearAfterDialog = false;
static inline bool NoClampOrWrap(const Vec2f &tc) {
if (tc.x < 0 || tc.y < 0)
return false;
return tc.x < gstate.getTextureWidth(0) && tc.y < gstate.getTextureHeight(0);
}
// Returns true if the normal path should be skipped.
bool RectangleFastPath(const VertexData &v0, const VertexData &v1) {
g_DarkStalkerStretch = DSStretch::Off;
@ -236,7 +242,8 @@ bool RectangleFastPath(const VertexData &v0, const VertexData &v1) {
(ydiff == vdiff || ydiff == -vdiff);
// Currently only works for TL/BR, which is the most common but not required.
bool orient_check = xdiff >= 0 && ydiff >= 0;
bool state_check = !gstate.isModeClear(); // TODO: Add support for clear modes in Rasterizer::DrawSprite.
// We already have a fast path for clear in ClearRectangle.
bool state_check = !gstate.isModeClear() && NoClampOrWrap(v0.texturecoords) && NoClampOrWrap(v1.texturecoords);
if ((coord_check || !gstate.isTextureMapEnabled()) && orient_check && state_check) {
Rasterizer::DrawSprite(v0, v1);
return true;