132 lines
3.0 KiB
C
132 lines
3.0 KiB
C
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/*
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* Copyright (C) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_RS_UTILS_H
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#define ANDROID_RS_UTILS_H
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#define LOG_NDEBUG 0
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#define LOG_TAG "RenderScript"
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#include <utils/Log.h>
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#include <utils/Vector.h>
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#include <utils/KeyedVector.h>
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#include <utils/String8.h>
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#include <stdlib.h>
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#include <pthread.h>
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#include <time.h>
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#include <EGL/egl.h>
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#include <math.h>
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#include "RenderScript.h"
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namespace android {
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namespace renderscript {
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#if 1
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#define rsAssert(v) do {if(!(v)) LOGE("rsAssert failed: %s, in %s at %i", #v, __FILE__, __LINE__);} while(0)
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#else
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#define rsAssert(v) while(0)
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#endif
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template<typename T>
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T rsMin(T in1, T in2)
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{
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if (in1 > in2) {
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return in2;
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}
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return in1;
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}
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template<typename T>
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T rsMax(T in1, T in2)
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{
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if (in1 < in2) {
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return in2;
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}
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return in1;
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}
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template<typename T>
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T rsFindHighBit(T val)
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{
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uint32_t bit = 0;
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while(val > 1) {
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bit++;
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val>>=1;
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}
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return bit;
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}
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template<typename T>
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bool rsIsPow2(T val)
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{
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return (val & (val-1)) == 0;
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}
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template<typename T>
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T rsHigherPow2(T v)
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{
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if (rsIsPow2(v)) {
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return v;
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}
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return 1 << (rsFindHighBit(v) + 1);
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}
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template<typename T>
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T rsLowerPow2(T v)
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{
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if (rsIsPow2(v)) {
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return v;
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}
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return 1 << rsFindHighBit(v);
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}
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static inline uint16_t rs888to565(uint32_t r, uint32_t g, uint32_t b)
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{
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uint16_t t = 0;
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t |= b >> 3;
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t |= (g >> 2) << 5;
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t |= (r >> 3) << 11;
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return t;
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}
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static inline uint16_t rsBoxFilter565(uint16_t i1, uint16_t i2, uint16_t i3, uint16_t i4)
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{
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uint32_t r = ((i1 & 0x1f) + (i2 & 0x1f) + (i3 & 0x1f) + (i4 & 0x1f));
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uint32_t g = ((i1 >> 5) & 0x3f) + ((i2 >> 5) & 0x3f) + ((i3 >> 5) & 0x3f) + ((i4 >> 5) & 0x3f);
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uint32_t b = ((i1 >> 11) + (i2 >> 11) + (i3 >> 11) + (i4 >> 11));
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return (r >> 2) | ((g >> 2) << 5) | ((b >> 2) << 11);
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}
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static inline uint32_t rsBoxFilter8888(uint32_t i1, uint32_t i2, uint32_t i3, uint32_t i4)
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{
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uint32_t r = (i1 & 0xff) + (i2 & 0xff) + (i3 & 0xff) + (i4 & 0xff);
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uint32_t g = ((i1 >> 8) & 0xff) + ((i2 >> 8) & 0xff) + ((i3 >> 8) & 0xff) + ((i4 >> 8) & 0xff);
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uint32_t b = ((i1 >> 16) & 0xff) + ((i2 >> 16) & 0xff) + ((i3 >> 16) & 0xff) + ((i4 >> 16) & 0xff);
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uint32_t a = ((i1 >> 24) & 0xff) + ((i2 >> 24) & 0xff) + ((i3 >> 24) & 0xff) + ((i4 >> 24) & 0xff);
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return (r >> 2) | ((g >> 2) << 8) | ((b >> 2) << 16) | ((a >> 2) << 24);
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}
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}
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}
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#endif //ANDROID_RS_OBJECT_BASE_H
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