1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.renderscript.cts; 18 19 import android.renderscript.Allocation; 20 import android.renderscript.Element; 21 import android.renderscript.Float3; 22 import android.renderscript.Float4; 23 import android.renderscript.RSRuntimeException; 24 25 public class RsPackColorTo8888Test extends RSBaseCompute { 26 private ScriptC_rs_pack_color_to_8888 script_f32; 27 28 @Override 29 protected void setUp() throws Exception { 30 super.setUp(); 31 script_f32 = new ScriptC_rs_pack_color_to_8888(mRS); 32 } 33 34 @Override 35 protected void tearDown() throws Exception { 36 script_f32.destroy(); 37 super.tearDown(); 38 } 39 40 @Override 41 public void forEach(int testId, Allocation mIn, Allocation mOut) throws RSRuntimeException { 42 switch (testId) { 43 case 0: 44 script_f32.forEach_pack_color_to_8888_rgb(mIn, mOut); 45 break; 46 case 1: 47 script_f32.forEach_pack_color_to_8888_rgba(mIn, mOut); 48 break; 49 case 2: 50 script_f32.forEach_pack_color_to_8888_f32_3(mIn, mOut); 51 break; 52 case 3: 53 script_f32.forEach_pack_color_to_8888_f32_4(mIn, mOut); 54 break; 55 } 56 } 57 58 public void testRsPackColorTo8888RGB() { 59 float3input(0x17abc72, 0); 60 } 61 62 public void testRsPackColorTo8888RGBA() { 63 float4input(0x76a6b, 1); 64 } 65 66 public void testRsPackColorTo8888F32_3() { 67 float3input(0x17abc72, 2); 68 } 69 70 public void testRsPackColorTo8888F32_4() { 71 float4input(0xabc72, 3); 72 } 73 74 private void float3input(long seed, int testId) { 75 Allocation mAllocationIn = Allocation.createSized(mRS, Element.F32_3(mRS), INPUTSIZE); 76 Allocation mAllocationOut = Allocation.createSized(mRS, Element.U8_4(mRS), INPUTSIZE); 77 float[] inArray = new float[INPUTSIZE * 4]; 78 byte[] outArray = new byte[INPUTSIZE * 4]; 79 byte[] refArray = new byte[INPUTSIZE * 4]; 80 RSUtils.genRandomFloats(seed, 0.0f, 1.0f, inArray, false); 81 mAllocationIn.copy1DRangeFrom(0, INPUTSIZE, inArray); 82 try { 83 forEach(testId, mAllocationIn, mAllocationOut); 84 } catch (RSRuntimeException e) { 85 } 86 mAllocationOut.copyTo(outArray); 87 for (int i = 0; i < outArray.length; i += 4) { 88 int offset = i; 89 Float3 inValues = new Float3(inArray[offset], inArray[offset + 1], inArray[offset + 2]); 90 byte[] cValue = rs_PackColorTo8888(inValues); 91 refArray[i] = cValue[0]; 92 refArray[i + 1] = cValue[1]; 93 refArray[i + 2] = cValue[2]; 94 refArray[i + 3] = cValue[3]; 95 for (int j = 0; j < 4; j++){ 96 assertEquals(refArray[i+j] & 0xff, outArray[i+j] & 0xff); 97 } 98 } 99 100 mAllocationIn.destroy(); 101 mAllocationOut.destroy(); 102 } 103 104 private void float4input(long seed, int testId) { 105 Allocation mAllocationIn = Allocation.createSized(mRS, Element.F32_4(mRS), INPUTSIZE); 106 Allocation mAllocationOut = Allocation.createSized(mRS, Element.U8_4(mRS), INPUTSIZE); 107 float[] inArray = new float[INPUTSIZE * 4]; 108 byte[] outArray = new byte[INPUTSIZE * 4]; 109 byte[] refArray = new byte[INPUTSIZE * 4]; 110 RSUtils.genRandomFloats(seed, 0.0f, 1.0f, inArray, false); 111 mAllocationIn.copy1DRangeFrom(0, INPUTSIZE, inArray); 112 try { 113 forEach(testId, mAllocationIn, mAllocationOut); 114 } catch (RSRuntimeException e) { 115 } 116 mAllocationOut.copyTo(outArray); 117 for (int i = 0; i < outArray.length; i += 4) { 118 int offset = i; 119 Float4 inValues = new Float4( inArray[offset],inArray[offset + 1],inArray[offset + 2],inArray[offset + 3]); 120 byte[] cValue = rs_PackColorTo8888(inValues); 121 refArray[i] = cValue[0]; 122 refArray[i + 1] = cValue[1]; 123 refArray[i + 2] = cValue[2]; 124 refArray[i + 3] = cValue[3]; 125 for (int j = 0; j < 4; j++){ 126 assertEquals(refArray[i+j] & 0xff, outArray[i+j] & 0xff); 127 } 128 } 129 130 mAllocationIn.destroy(); 131 mAllocationOut.destroy(); 132 } 133 134 private byte[] rs_PackColorTo8888(Float3 color) { 135 color.x *= 255.f; 136 color.y *= 255.f; 137 color.z *= 255.f; 138 color.x += 0.5f; 139 color.y += 0.5f; 140 color.z += 0.5f; 141 byte[] c = { 142 (byte) color.x, (byte) color.y, (byte) color.z, (byte) 255 143 }; 144 return c; 145 } 146 147 private byte[] rs_PackColorTo8888(Float4 color) { 148 color.x *= 255.f; 149 color.y *= 255.f; 150 color.z *= 255.f; 151 color.x += 0.5f; 152 color.y += 0.5f; 153 color.z += 0.5f; 154 color.w *= 255.f; 155 color.w += 0.5f; 156 byte[] c = { 157 (byte) color.x, (byte) color.y, (byte) color.z, (byte) color.w 158 }; 159 return c; 160 } 161 } 162
