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-rw-r--r--libs/hwui/GlopBuilder.cpp6
-rw-r--r--libs/hwui/GlopBuilder.h3
-rw-r--r--libs/hwui/OpenGLReadback.cpp8
3 files changed, 13 insertions, 4 deletions
diff --git a/libs/hwui/GlopBuilder.cpp b/libs/hwui/GlopBuilder.cpp
index 2e9a6e895d8a..c19c1a11e3e2 100644
--- a/libs/hwui/GlopBuilder.cpp
+++ b/libs/hwui/GlopBuilder.cpp
@@ -457,11 +457,13 @@ GlopBuilder& GlopBuilder::setFillTextureLayer(GlLayer& layer, float alpha) {
return *this;
}
-GlopBuilder& GlopBuilder::setFillExternalTexture(Texture& texture, Matrix4& textureTransform) {
+GlopBuilder& GlopBuilder::setFillExternalTexture(Texture& texture, Matrix4& textureTransform,
+ bool requiresFilter) {
TRIGGER_STAGE(kFillStage);
REQUIRE_STAGES(kMeshStage | kRoundRectClipStage);
- mOutGlop->fill.texture = { &texture, GL_LINEAR, GL_CLAMP_TO_EDGE, &textureTransform };
+ GLenum filter = requiresFilter ? GL_LINEAR : GL_NEAREST;
+ mOutGlop->fill.texture = { &texture, filter, GL_CLAMP_TO_EDGE, &textureTransform };
setFill(SK_ColorWHITE, 1.0f, SkBlendMode::kSrc, Blend::ModeOrderSwap::NoSwap,
nullptr, nullptr);
diff --git a/libs/hwui/GlopBuilder.h b/libs/hwui/GlopBuilder.h
index 87b1568ed72b..6d11da19e138 100644
--- a/libs/hwui/GlopBuilder.h
+++ b/libs/hwui/GlopBuilder.h
@@ -75,7 +75,8 @@ public:
GlopBuilder& setFillTextureLayer(GlLayer& layer, float alpha);
// TODO: setFillLayer normally forces its own wrap & filter mode,
// which isn't always correct.
- GlopBuilder& setFillExternalTexture(Texture& texture, Matrix4& textureTransform);
+ GlopBuilder& setFillExternalTexture(Texture& texture, Matrix4& textureTransform,
+ bool requiresFilter);
GlopBuilder& setTransform(const Matrix4& canvas, const int transformFlags);
diff --git a/libs/hwui/OpenGLReadback.cpp b/libs/hwui/OpenGLReadback.cpp
index b073070b58b6..19d5d9d2250e 100644
--- a/libs/hwui/OpenGLReadback.cpp
+++ b/libs/hwui/OpenGLReadback.cpp
@@ -199,6 +199,7 @@ inline CopyResult copyTextureInto(Caches& caches, RenderState& renderState,
GL_TEXTURE_2D, texture, 0);
{
+ bool requiresFilter;
// Draw & readback
renderState.setViewport(destWidth, destHeight);
renderState.scissor().setEnabled(false);
@@ -216,12 +217,17 @@ inline CopyResult copyTextureInto(Caches& caches, RenderState& renderState,
croppedTexTransform.scale(srcRect.getWidth() / sourceTexture.width(),
srcRect.getHeight() / sourceTexture.height(), 1);
croppedTexTransform.multiply(sFlipV);
+ requiresFilter = srcRect.getWidth() != (float) destWidth
+ || srcRect.getHeight() != (float) destHeight;
+ } else {
+ requiresFilter = sourceTexture.width() != (uint32_t) destWidth
+ || sourceTexture.height() != (uint32_t) destHeight;
}
Glop glop;
GlopBuilder(renderState, caches, &glop)
.setRoundRectClipState(nullptr)
.setMeshTexturedUnitQuad(nullptr)
- .setFillExternalTexture(sourceTexture, croppedTexTransform)
+ .setFillExternalTexture(sourceTexture, croppedTexTransform, requiresFilter)
.setTransform(Matrix4::identity(), TransformFlags::None)
.setModelViewMapUnitToRect(Rect(destWidth, destHeight))
.build();