Acknowledgments xvii
About the Authors xix
Introduction 1
What Is CUDA? 1
What Does “Need-to-Know” Mean for Learning CUDA? 2
What Is Meant by “for Engineers”? 3
What Do You Need to Get Started with CUDA? 4
How Is This Book Structured? 4
Conventions Used in This Book 8
Code Used in This Book 8
User’s Guide 9
Historical Context 10
References 12
Chapter 1: First Steps 13
Running CUDA Samples 13
Running Our Own Serial Apps 19
Summary 22
Suggested Projects 23
Chapter 2: CUDA Essentials 25
CUDA’s Model for Parallelism 25
Need-to-Know CUDA API and C Language Extensions 28
Summary 31
Suggested Projects 31
References 31
Chapter 3: From Loops to Grids 33
Parallelizing dist_v1 33
Parallelizing dist_v2 38
Standard Workflow 42
Simplified Workflow 43
Summary 47
Suggested Projects 48
References 48
Chapter 4: 2D Grids and Interactive Graphics 49
Launching 2D Computational Grids 50
Live Display via Graphics Interop 56
Application: Stability 66
Summary 76
Suggested Projects 76
References 77
Chapter 5: Stencils and Shared Memory 79
Thread Interdependence 80
Computing Derivatives on a 1D Grid 81
Summary 117
Suggested Projects 118
References 119
Chapter 6: Reduction and Atomic Functions 121
Threads Interacting Globally 121
Implementing parallel_dot 123
Computing Integral Properties: centroid_2d 130
Summary 138
Suggested Projects 138
References 138
Chapter 7: Interacting with 3D Data 141
Launching 3D Computational Grids: dist_3d 144
Viewing and Interacting with 3D Data: vis_3d 146
Summary 171
Suggested Projects 171
References 171
Chapter 8: Using CUDA Libraries 173
Custom versus Off-the-Shelf 173
Thrust 175
cuRAND 190
NPP 193
Linear Algebra Using cuSOLVER and cuBLAS . 201
cuDNN 207
ArrayFire 207
Summary 207
Suggested 208
References 209
Chapter 9: Exploring the CUDA Ecosystem 211
The Go-To List of Primary Sources 211
Further Sources 217
Summary 218
Suggested Projects 219
Appendix A: Hardware Setup 221
Checking for an NVIDIA GPU: Windows 221
Checking for an NVIDIA GPU: OS X 222
Checking for an NVIDIA GPU: Linux 223
Determining Compute Capability 223
Upgrading Compute Capability 225
Appendix B: Software Setup 229
Windows Setup 229
OS X Setup 238
Linux Setup 240
Appendix C: Need-to-Know C Programming 245
Characterization of C 245
C Language Basics 246
Data Types, Declarations, and Assignments 248
Defining Functions 250
Building Apps: Create, Compile, Run, Debug 251
Arrays, Memory Allocation, and Pointers 262
Control Statements: for, if 263
Sample C Programs 267
References 277
Appendix D: CUDA Practicalities: Timing, Profiling, Error Handling, and Debugging 279
Execution Timing and Profiling 279
Error Handling 292
Debugging in Windows 298
Debugging in Linux 305
CUDA-MEMCHECK 308
Using Visual Studio Property Pages 309
References 312
Index 313
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