blob: 6c6d98b8fde5be3ad2c1398f705d99ec380ddbc9 [file] [log] [blame]
/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
in uniform sampler2D image;
in half4x4 matrix;
@constructorParams {
GrSamplerState samplerParams
}
@coordTransform(image) {
matrix
}
@samplerParams(image) {
samplerParams
}
@make {
static std::unique_ptr<GrFragmentProcessor> Make(sk_sp<GrTextureProxy> proxy,
const SkMatrix& matrix) {
return std::unique_ptr<GrFragmentProcessor>(
new GrSimpleTextureEffect(std::move(proxy), matrix,
GrSamplerState(GrSamplerState::WrapMode::kClamp, GrSamplerState::Filter::kNearest)));
}
/* clamp mode */
static std::unique_ptr<GrFragmentProcessor> Make(sk_sp<GrTextureProxy> proxy,
const SkMatrix& matrix,
GrSamplerState::Filter filter) {
return std::unique_ptr<GrFragmentProcessor>(
new GrSimpleTextureEffect(std::move(proxy), matrix,
GrSamplerState(GrSamplerState::WrapMode::kClamp, filter)));
}
static std::unique_ptr<GrFragmentProcessor> Make(sk_sp<GrTextureProxy> proxy,
const SkMatrix& matrix,
const GrSamplerState& p) {
return std::unique_ptr<GrFragmentProcessor>(
new GrSimpleTextureEffect(std::move(proxy), matrix, p));
}
}
@optimizationFlags {
ModulateForSamplerOptFlags(image->config(),
samplerParams.wrapModeX() == GrSamplerState::WrapMode::kClampToBorder ||
samplerParams.wrapModeY() == GrSamplerState::WrapMode::kClampToBorder)
}
void main() {
sk_OutColor = sk_InColor * sample(image, sk_TransformedCoords2D[0]);
}
@test(testData) {
int texIdx = testData->fRandom->nextBool() ? GrProcessorUnitTest::kSkiaPMTextureIdx
: GrProcessorUnitTest::kAlphaTextureIdx;
GrSamplerState::WrapMode wrapModes[2];
GrTest::TestWrapModes(testData->fRandom, wrapModes);
if (!testData->caps()->npotTextureTileSupport()) {
// Performing repeat sampling on npot textures will cause asserts on HW
// that lacks support.
wrapModes[0] = GrSamplerState::WrapMode::kClamp;
wrapModes[1] = GrSamplerState::WrapMode::kClamp;
}
GrSamplerState params(wrapModes, testData->fRandom->nextBool()
? GrSamplerState::Filter::kBilerp
: GrSamplerState::Filter::kNearest);
const SkMatrix& matrix = GrTest::TestMatrix(testData->fRandom);
return GrSimpleTextureEffect::Make(testData->textureProxy(texIdx), matrix, params);
}