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-rw-r--r--src/gpu/gl/GrGLCaps.cpp11
-rw-r--r--src/gpu/ops/GrTextureOp.cpp7
2 files changed, 17 insertions, 1 deletions
diff --git a/src/gpu/gl/GrGLCaps.cpp b/src/gpu/gl/GrGLCaps.cpp
index a2bb363648..134692d7ac 100644
--- a/src/gpu/gl/GrGLCaps.cpp
+++ b/src/gpu/gl/GrGLCaps.cpp
@@ -358,6 +358,17 @@ void GrGLCaps::init(const GrContextOptions& contextOptions,
GR_GL_GetIntegerv(gli, GR_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &maxSamplers);
shaderCaps->fMaxCombinedSamplers = SkTMin<GrGLint>(kMaxSaneSamplers, maxSamplers);
+ // This is all *very* approximate.
+ switch (ctxInfo.vendor()) {
+ case kNVIDIA_GrGLVendor:
+ // We've seen a range from 100 x 100 (TegraK1, GTX660) up to 300 x 300 (GTX 1070)
+ // but it doesn't clearly align with Pascal vs Maxwell vs Kepler.
+ fShaderCaps->fDisableImageMultitexturingDstRectAreaThreshold = 150 * 150;
+ break;
+ default:
+ break;
+ }
+
// SGX and Mali GPUs that are based on a tiled-deferred architecture that have trouble with
// frequently changing VBOs. We've measured a performance increase using non-VBO vertex
// data for dynamic content on these GPUs. Perhaps we should read the renderer string and
diff --git a/src/gpu/ops/GrTextureOp.cpp b/src/gpu/ops/GrTextureOp.cpp
index be37bd303d..f9600e5d44 100644
--- a/src/gpu/ops/GrTextureOp.cpp
+++ b/src/gpu/ops/GrTextureOp.cpp
@@ -488,6 +488,11 @@ __attribute__((no_sanitize("float-cast-overflow")))
fDraws[i].fTextureIdx = map[fDraws[i].fTextureIdx];
}
} else {
+ // We can get here when one of the ops is already multitextured but the other cannot
+ // be because of the dst rect size.
+ if (fProxyCnt > 1 || that->fProxyCnt > 1) {
+ return false;
+ }
if (fProxy0->uniqueID() != that->fProxy0->uniqueID() || fFilter0 != that->fFilter0) {
return false;
}
@@ -580,13 +585,13 @@ __attribute__((no_sanitize("float-cast-overflow")))
GrTextureProxy* fProxy0;
GrTextureProxy** fProxyArray;
};
+ size_t fMaxApproxDstPixelArea;
// The next four members should pack.
GrSamplerState::Filter fFilter0;
uint8_t fProxyCnt;
// Used to track whether fProxy is ref'ed or has a pending IO after finalize() is called.
uint8_t fFinalized;
uint8_t fAllowSRGBInputs;
- size_t fMaxApproxDstPixelArea;
typedef GrMeshDrawOp INHERITED;
};