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/*
* Copyright (C) 2024 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "RuntimeEffectUtils.h"
#include "include/effects/SkRuntimeEffect.h"
namespace android {
namespace uirenderer {
static inline int ThrowIAEFmt(JNIEnv* env, const char* fmt, ...) {
va_list args;
va_start(args, fmt);
int ret = jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException", fmt, args);
va_end(args);
return ret;
}
bool isIntUniformType(const SkRuntimeEffect::Uniform::Type& type) {
switch (type) {
case SkRuntimeEffect::Uniform::Type::kFloat:
case SkRuntimeEffect::Uniform::Type::kFloat2:
case SkRuntimeEffect::Uniform::Type::kFloat3:
case SkRuntimeEffect::Uniform::Type::kFloat4:
case SkRuntimeEffect::Uniform::Type::kFloat2x2:
case SkRuntimeEffect::Uniform::Type::kFloat3x3:
case SkRuntimeEffect::Uniform::Type::kFloat4x4:
return false;
case SkRuntimeEffect::Uniform::Type::kInt:
case SkRuntimeEffect::Uniform::Type::kInt2:
case SkRuntimeEffect::Uniform::Type::kInt3:
case SkRuntimeEffect::Uniform::Type::kInt4:
return true;
}
}
void UpdateFloatUniforms(JNIEnv* env, SkRuntimeEffectBuilder* builder, const char* uniformName,
const float values[], int count, bool isColor) {
SkRuntimeEffectBuilder::BuilderUniform uniform = builder->uniform(uniformName);
if (uniform.fVar == nullptr) {
ThrowIAEFmt(env, "unable to find uniform named %s", uniformName);
} else if (isColor != ((uniform.fVar->flags & SkRuntimeEffect::Uniform::kColor_Flag) != 0)) {
if (isColor) {
jniThrowExceptionFmt(
env, "java/lang/IllegalArgumentException",
"attempting to set a color uniform using the non-color specific APIs: %s %x",
uniformName, uniform.fVar->flags);
} else {
ThrowIAEFmt(env,
"attempting to set a non-color uniform using the setColorUniform APIs: %s",
uniformName);
}
} else if (isIntUniformType(uniform.fVar->type)) {
ThrowIAEFmt(env, "attempting to set a int uniform using the setUniform APIs: %s",
uniformName);
} else if (!uniform.set<float>(values, count)) {
ThrowIAEFmt(env, "mismatch in byte size for uniform [expected: %zu actual: %zu]",
uniform.fVar->sizeInBytes(), sizeof(float) * count);
}
}
void UpdateIntUniforms(JNIEnv* env, SkRuntimeEffectBuilder* builder, const char* uniformName,
const int values[], int count) {
SkRuntimeEffectBuilder::BuilderUniform uniform = builder->uniform(uniformName);
if (uniform.fVar == nullptr) {
ThrowIAEFmt(env, "unable to find uniform named %s", uniformName);
} else if (!isIntUniformType(uniform.fVar->type)) {
ThrowIAEFmt(env, "attempting to set a non-int uniform using the setIntUniform APIs: %s",
uniformName);
} else if (!uniform.set<int>(values, count)) {
ThrowIAEFmt(env, "mismatch in byte size for uniform [expected: %zu actual: %zu]",
uniform.fVar->sizeInBytes(), sizeof(float) * count);
}
}
void UpdateChild(JNIEnv* env, SkRuntimeEffectBuilder* builder, const char* childName,
SkFlattenable* childEffect) {
SkRuntimeShaderBuilder::BuilderChild builderChild = builder->child(childName);
if (builderChild.fChild == nullptr) {
ThrowIAEFmt(env, "unable to find child named %s", childName);
return;
}
builderChild = sk_ref_sp(childEffect);
}
} // namespace uirenderer
} // namespace android
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