Compare commits
1 Commits
| Author | SHA1 | Date | |
|---|---|---|---|
| de8f0153c0 |
@ -1,10 +1,3 @@
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||||
NVIDIA Texture Tools version 2.0.7
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* Output correct exit codes. Fixes issue 92.
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* Fix thread-safety errors. Fixes issue 90.
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* Add SIMD power method. Fixes issue 94.
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* Interact better with applications that already use CUDA.
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* Faster CPU compression.
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NVIDIA Texture Tools version 2.0.6
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* Fix dll version checking.
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* Detect CUDA 2.1 and future CUDA versions correctly.
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@ -105,8 +105,7 @@ ENDIF(OPENEXR_FOUND)
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FIND_PACKAGE(Qt4)
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# Threads
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FIND_PACKAGE(Threads REQUIRED)
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MESSAGE(STATUS "Use thread library: ${CMAKE_THREAD_LIBS_INIT}")
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FIND_PACKAGE(Threads)
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# configuration file
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INCLUDE(CheckIncludeFiles)
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@ -38,7 +38,7 @@
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# include <unistd.h> // getpid
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# include <sys/types.h>
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# include <sys/sysctl.h> // sysctl
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# include <sys/ucontext.h>
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# include <ucontext.h>
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# undef HAVE_EXECINFO_H
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# if defined(HAVE_EXECINFO_H) // only after OSX 10.5
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# include <execinfo.h> // backtrace
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@ -115,7 +115,6 @@ namespace nv
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{
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NVCORE_API void dumpInfo();
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// These functions are not thread safe.
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NVCORE_API void setMessageHandler( MessageHandler * messageHandler );
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NVCORE_API void resetMessageHandler();
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@ -545,6 +545,8 @@ const char * Path::extension(const char * str)
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}
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// static
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String String::s_null(String::null);
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/// Clone this string
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String String::clone() const
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@ -555,13 +557,13 @@ String String::clone() const
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void String::setString(const char * str)
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{
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if (str == NULL) {
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data = NULL;
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if( str == NULL ) {
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data = s_null.data;
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}
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else {
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allocString( str );
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addRef();
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}
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addRef();
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}
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void String::setString(const char * str, int length)
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@ -574,11 +576,11 @@ void String::setString(const char * str, int length)
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void String::setString(const StringBuilder & str)
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{
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if (str.str() == NULL) {
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data = NULL;
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if( str.str() == NULL ) {
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data = s_null.data;
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}
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else {
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allocString(str);
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addRef();
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}
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addRef();
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}
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@ -151,14 +151,15 @@ namespace nv
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/// Constructs a null string. @sa isNull()
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String()
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{
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data = NULL;
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data = s_null.data;
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addRef();
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}
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/// Constructs a shared copy of str.
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String(const String & str)
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{
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data = str.data;
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if (data != NULL) addRef();
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addRef();
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}
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/// Constructs a shared string from a standard string.
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@ -182,6 +183,7 @@ namespace nv
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/// Dtor.
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~String()
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{
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nvDebugCheck(data != NULL);
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release();
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}
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@ -218,49 +220,43 @@ namespace nv
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/// Equal operator.
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bool operator==( const String & str ) const
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{
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nvDebugCheck(data != NULL);
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nvDebugCheck(str.data != NULL);
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if( str.data == data ) {
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return true;
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}
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if ((data == NULL) != (str.data == NULL)) {
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return false;
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}
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return strcmp(data, str.data) == 0;
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}
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/// Equal operator.
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bool operator==( const char * str ) const
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{
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nvDebugCheck(data != NULL);
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nvCheck(str != NULL); // Use isNull!
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if (data == NULL) {
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return false;
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}
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return strcmp(data, str) == 0;
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}
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/// Not equal operator.
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bool operator!=( const String & str ) const
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{
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nvDebugCheck(data != NULL);
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nvDebugCheck(str.data != NULL);
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if( str.data == data ) {
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return false;
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}
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if ((data == NULL) != (str.data == NULL)) {
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return true;
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}
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return strcmp(data, str.data) != 0;
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}
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/// Not equal operator.
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bool operator!=( const char * str ) const
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{
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nvDebugCheck(data != NULL);
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nvCheck(str != NULL); // Use isNull!
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if (data == NULL) {
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return false;
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}
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return strcmp(data, str) != 0;
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}
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/// Returns true if this string is the null string.
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bool isNull() const { return data == NULL; }
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bool isNull() const { nvDebugCheck(data != NULL); return data == s_null.data; }
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/// Return the exact length.
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uint length() const { nvDebugCheck(data != NULL); return uint(strlen(data)); }
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@ -269,45 +265,44 @@ namespace nv
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uint hash() const { nvDebugCheck(data != NULL); return strHash(data); }
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/// const char * cast operator.
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operator const char * () const { return data; }
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operator const char * () const { nvDebugCheck(data != NULL); return data; }
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/// Get string pointer.
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const char * str() const { return data; }
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const char * str() const { nvDebugCheck(data != NULL); return data; }
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private:
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enum null_t { null };
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// Private constructor for null string.
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String(null_t) {
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setString("");
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}
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// Add reference count.
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void addRef()
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{
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if (data != NULL)
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{
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setRefCount(getRefCount() + 1);
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}
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void addRef() {
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nvDebugCheck(data != NULL);
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setRefCount(getRefCount() + 1);
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}
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// Decrease reference count.
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void release()
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{
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if (data != NULL)
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{
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const uint16 count = getRefCount();
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setRefCount(count - 1);
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if (count - 1 == 0) {
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mem::free(data - 2);
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data = NULL;
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}
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void release() {
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nvDebugCheck(data != NULL);
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const uint16 count = getRefCount();
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setRefCount(count - 1);
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if( count - 1 == 0 ) {
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mem::free(data - 2);
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data = NULL;
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}
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}
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uint16 getRefCount() const
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{
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nvDebugCheck(data != NULL);
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uint16 getRefCount() const {
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return *reinterpret_cast<const uint16 *>(data - 2);
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}
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void setRefCount(uint16 count) {
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nvDebugCheck(data != NULL);
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nvCheck(count < 0xFFFF);
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*reinterpret_cast<uint16 *>(const_cast<char *>(data - 2)) = uint16(count);
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}
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@ -346,6 +341,8 @@ namespace nv
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private:
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NVCORE_API static String s_null;
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const char * data;
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};
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@ -532,7 +532,7 @@ DDSHeader::DDSHeader()
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// Store version information on the reserved header attributes.
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this->reserved[9] = MAKEFOURCC('N', 'V', 'T', 'T');
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this->reserved[10] = (2 << 16) | (0 << 8) | (7); // major.minor.revision
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this->reserved[10] = (2 << 16) | (0 << 8) | (6); // major.minor.revision
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this->pf.size = 32;
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this->pf.flags = 0;
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@ -78,7 +78,7 @@ void Image::unwrap()
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void Image::free()
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{
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nv::mem::free(m_data);
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::free(m_data);
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m_data = NULL;
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}
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@ -332,7 +332,7 @@ inline Matrix transpose(Matrix::Arg m)
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Matrix r;
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for (int i = 0; i < 4; i++)
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{
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for (int j = 0; j < 4; j++)
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for (int j = 0; j < 4; i++)
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{
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r(i, j) = m(j, i);
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}
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@ -205,9 +205,9 @@ void nv::SlowCompressor::compressDXT1(const CompressionOptions::Private & compre
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ColorBlock rgba;
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BlockDXT1 block;
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squish::WeightedClusterFit fit;
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//squish::WeightedClusterFit fit;
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//squish::ClusterFit fit;
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//squish::FastClusterFit fit;
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squish::FastClusterFit fit;
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fit.SetMetric(compressionOptions.colorWeight.x(), compressionOptions.colorWeight.y(), compressionOptions.colorWeight.z());
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for (uint y = 0; y < h; y += 4) {
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@ -221,7 +221,7 @@ void nv::SlowCompressor::compressDXT1(const CompressionOptions::Private & compre
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}
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else
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{
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squish::ColourSet colours((uint8 *)rgba.colors(), 0, true);
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squish::ColourSet colours((uint8 *)rgba.colors(), 0);
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fit.SetColourSet(&colours, squish::kDxt1);
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fit.Compress(&block);
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}
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@ -53,7 +53,7 @@ using namespace nvtt;
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namespace
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{
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static int blockSize(Format format)
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{
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if (format == Format_DXT1 || format == Format_DXT1a) {
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@ -121,7 +121,7 @@ namespace nvtt
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m_fixedImage = NULL;
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m_floatImage = image;
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}
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// Convert linear float image to fixed image ready for compression.
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void toFixedImage(const InputOptions::Private & inputOptions)
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@ -153,7 +153,7 @@ namespace nvtt
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if (inputOptions.isNormalMap)
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{
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// Expand normals to [-1, 1] range.
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// floatImage->expandNormals(0);
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// floatImage->expandNormals(0);
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}
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else if (inputOptions.inputGamma != 1.0f)
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{
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@ -193,7 +193,7 @@ namespace nvtt
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return m_fixedImage.ptr();
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}
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private:
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const Image * m_inputImage;
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AutoPtr<Image> m_fixedImage;
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@ -207,16 +207,28 @@ Compressor::Compressor() : m(*new Compressor::Private())
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{
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// CUDA initialization.
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m.cudaSupported = cuda::isHardwarePresent();
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m.cudaEnabled = false;
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m.cudaDevice = -1;
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m.cudaEnabled = m.cudaSupported;
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enableCudaAcceleration(m.cudaSupported);
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if (m.cudaEnabled)
|
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{
|
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// Select fastest CUDA device.
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int device = cuda::getFastestDevice();
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cuda::setDevice(device);
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m.cuda = new CudaCompressor();
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|
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if (!m.cuda->isValid())
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{
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m.cudaEnabled = false;
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m.cuda = NULL;
|
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}
|
||||
}
|
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}
|
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|
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Compressor::~Compressor()
|
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{
|
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enableCudaAcceleration(false);
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delete &m;
|
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cuda::exit();
|
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}
|
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|
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|
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@ -225,33 +237,21 @@ void Compressor::enableCudaAcceleration(bool enable)
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{
|
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if (m.cudaSupported)
|
||||
{
|
||||
if (m.cudaEnabled && !enable)
|
||||
m.cudaEnabled = enable;
|
||||
}
|
||||
|
||||
if (m.cudaEnabled && m.cuda == NULL)
|
||||
{
|
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// Select fastest CUDA device.
|
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int device = cuda::getFastestDevice();
|
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cuda::setDevice(device);
|
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|
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m.cuda = new CudaCompressor();
|
||||
|
||||
if (!m.cuda->isValid())
|
||||
{
|
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m.cudaEnabled = false;
|
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m.cuda = NULL;
|
||||
|
||||
if (m.cudaDevice != -1)
|
||||
{
|
||||
// Exit device.
|
||||
cuda::exitDevice();
|
||||
}
|
||||
}
|
||||
else if (!m.cudaEnabled && enable)
|
||||
{
|
||||
// Init the CUDA device. This may return -1 if CUDA was already initialized by the app.
|
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m.cudaEnabled = cuda::initDevice(&m.cudaDevice);
|
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|
||||
if (m.cudaEnabled)
|
||||
{
|
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// Create compressor if initialization succeeds.
|
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m.cuda = new CudaCompressor();
|
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|
||||
// But cleanup if failed.
|
||||
if (!m.cuda->isValid())
|
||||
{
|
||||
enableCudaAcceleration(false);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -292,9 +292,9 @@ bool Compressor::Private::compress(const InputOptions::Private & inputOptions, c
|
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if (outputOptions.errorHandler) outputOptions.errorHandler->error(Error_FileOpen);
|
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return false;
|
||||
}
|
||||
|
||||
|
||||
inputOptions.computeTargetExtents();
|
||||
|
||||
|
||||
// Output DDS header.
|
||||
if (!outputHeader(inputOptions, compressionOptions, outputOptions))
|
||||
{
|
||||
@ -310,7 +310,7 @@ bool Compressor::Private::compress(const InputOptions::Private & inputOptions, c
|
||||
}
|
||||
|
||||
outputOptions.closeFile();
|
||||
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
@ -325,15 +325,15 @@ bool Compressor::Private::outputHeader(const InputOptions::Private & inputOption
|
||||
}
|
||||
|
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DDSHeader header;
|
||||
|
||||
|
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header.setWidth(inputOptions.targetWidth);
|
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header.setHeight(inputOptions.targetHeight);
|
||||
|
||||
|
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int mipmapCount = inputOptions.realMipmapCount();
|
||||
nvDebugCheck(mipmapCount > 0);
|
||||
|
||||
|
||||
header.setMipmapCount(mipmapCount);
|
||||
|
||||
|
||||
if (inputOptions.textureType == TextureType_2D) {
|
||||
header.setTexture2D();
|
||||
}
|
||||
@ -341,10 +341,10 @@ bool Compressor::Private::outputHeader(const InputOptions::Private & inputOption
|
||||
header.setTextureCube();
|
||||
}
|
||||
/*else if (inputOptions.textureType == TextureType_3D) {
|
||||
header.setTexture3D();
|
||||
header.setDepth(inputOptions.targetDepth);
|
||||
header.setTexture3D();
|
||||
header.setDepth(inputOptions.targetDepth);
|
||||
}*/
|
||||
|
||||
|
||||
if (compressionOptions.format == Format_RGBA)
|
||||
{
|
||||
header.setPitch(computePitch(inputOptions.targetWidth, compressionOptions.bitcount));
|
||||
@ -353,7 +353,7 @@ bool Compressor::Private::outputHeader(const InputOptions::Private & inputOption
|
||||
else
|
||||
{
|
||||
header.setLinearSize(computeImageSize(inputOptions.targetWidth, inputOptions.targetHeight, inputOptions.targetDepth, compressionOptions.bitcount, compressionOptions.format));
|
||||
|
||||
|
||||
if (compressionOptions.format == Format_DXT1 || compressionOptions.format == Format_DXT1a) {
|
||||
header.setFourCC('D', 'X', 'T', '1');
|
||||
if (inputOptions.isNormalMap) header.setNormalFlag(true);
|
||||
@ -376,10 +376,10 @@ bool Compressor::Private::outputHeader(const InputOptions::Private & inputOption
|
||||
if (inputOptions.isNormalMap) header.setNormalFlag(true);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Swap bytes if necessary.
|
||||
header.swapBytes();
|
||||
|
||||
|
||||
uint headerSize = 128;
|
||||
if (header.hasDX10Header())
|
||||
{
|
||||
@ -392,7 +392,7 @@ bool Compressor::Private::outputHeader(const InputOptions::Private & inputOption
|
||||
{
|
||||
outputOptions.errorHandler->error(Error_FileWrite);
|
||||
}
|
||||
|
||||
|
||||
return writeSucceed;
|
||||
}
|
||||
|
||||
@ -428,7 +428,7 @@ bool Compressor::Private::compressMipmaps(uint f, const InputOptions::Private &
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
quantizeMipmap(mipmap, compressionOptions);
|
||||
|
||||
compressMipmap(mipmap, inputOptions, compressionOptions, outputOptions);
|
||||
@ -438,7 +438,7 @@ bool Compressor::Private::compressMipmaps(uint f, const InputOptions::Private &
|
||||
h = max(1U, h / 2);
|
||||
d = max(1U, d / 2);
|
||||
}
|
||||
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
@ -489,7 +489,7 @@ int Compressor::Private::findExactMipmap(const InputOptions::Private & inputOpti
|
||||
{
|
||||
int idx = f * inputOptions.mipmapCount + m;
|
||||
const InputOptions::Private::InputImage & inputImage = inputOptions.images[idx];
|
||||
|
||||
|
||||
if (inputImage.width == int(w) && inputImage.height == int(h) && inputImage.depth == int(d))
|
||||
{
|
||||
if (inputImage.data != NULL)
|
||||
@ -544,7 +544,7 @@ void Compressor::Private::downsampleMipmap(Mipmap & mipmap, const InputOptions::
|
||||
mipmap.toFloatImage(inputOptions);
|
||||
|
||||
const FloatImage * floatImage = mipmap.asFloatImage();
|
||||
|
||||
|
||||
if (inputOptions.mipmapFilter == MipmapFilter_Box)
|
||||
{
|
||||
// Use fast downsample.
|
||||
@ -562,7 +562,7 @@ void Compressor::Private::downsampleMipmap(Mipmap & mipmap, const InputOptions::
|
||||
filter.setParameters(inputOptions.kaiserAlpha, inputOptions.kaiserStretch);
|
||||
mipmap.setImage(floatImage->downSample(filter, (FloatImage::WrapMode)inputOptions.wrapMode));
|
||||
}
|
||||
|
||||
|
||||
// Normalize mipmap.
|
||||
if ((inputOptions.isNormalMap || inputOptions.convertToNormalMap) && inputOptions.normalizeMipmaps)
|
||||
{
|
||||
@ -590,7 +590,7 @@ void Compressor::Private::processInputImage(Mipmap & mipmap, const InputOptions:
|
||||
if (inputOptions.convertToNormalMap)
|
||||
{
|
||||
mipmap.toFixedImage(inputOptions);
|
||||
|
||||
|
||||
Vector4 heightScale = inputOptions.heightFactors;
|
||||
mipmap.setImage(createNormalMap(mipmap.asFixedImage(), (FloatImage::WrapMode)inputOptions.wrapMode, heightScale, inputOptions.bumpFrequencyScale));
|
||||
}
|
||||
@ -715,29 +715,29 @@ bool Compressor::Private::compressMipmap(const Mipmap & mipmap, const InputOptio
|
||||
#endif
|
||||
|
||||
#if defined(HAVE_ATITC)
|
||||
if (compressionOptions.externalCompressor == "ati")
|
||||
if (compressionOptions.externalCompressor == "ati")
|
||||
{
|
||||
atiCompressDXT1(image, outputOptions);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if (compressionOptions.quality == Quality_Fastest)
|
||||
{
|
||||
fast.compressDXT1(outputOptions);
|
||||
}
|
||||
else
|
||||
{
|
||||
if (useCuda)
|
||||
{
|
||||
atiCompressDXT1(image, outputOptions);
|
||||
nvDebugCheck(cudaSupported);
|
||||
cuda->setImage(image, inputOptions.alphaMode);
|
||||
cuda->compressDXT1(compressionOptions, outputOptions);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if (compressionOptions.quality == Quality_Fastest)
|
||||
{
|
||||
fast.compressDXT1(outputOptions);
|
||||
}
|
||||
else
|
||||
{
|
||||
if (useCuda)
|
||||
{
|
||||
nvDebugCheck(cudaSupported);
|
||||
cuda->setImage(image, inputOptions.alphaMode);
|
||||
cuda->compressDXT1(compressionOptions, outputOptions);
|
||||
}
|
||||
else
|
||||
{
|
||||
slow.compressDXT1(compressionOptions, outputOptions);
|
||||
}
|
||||
}
|
||||
{
|
||||
slow.compressDXT1(compressionOptions, outputOptions);
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (compressionOptions.format == Format_DXT1a)
|
||||
{
|
||||
@ -828,27 +828,27 @@ int Compressor::Private::estimateSize(const InputOptions::Private & inputOptions
|
||||
const uint bitCount = compressionOptions.bitcount;
|
||||
|
||||
inputOptions.computeTargetExtents();
|
||||
|
||||
|
||||
uint mipmapCount = inputOptions.realMipmapCount();
|
||||
|
||||
|
||||
int size = 0;
|
||||
|
||||
|
||||
for (uint f = 0; f < inputOptions.faceCount; f++)
|
||||
{
|
||||
uint w = inputOptions.targetWidth;
|
||||
uint h = inputOptions.targetHeight;
|
||||
uint d = inputOptions.targetDepth;
|
||||
|
||||
|
||||
for (uint m = 0; m < mipmapCount; m++)
|
||||
{
|
||||
size += computeImageSize(w, h, d, bitCount, format);
|
||||
|
||||
|
||||
// Compute extents of next mipmap:
|
||||
w = max(1U, w / 2);
|
||||
h = max(1U, h / 2);
|
||||
d = max(1U, d / 2);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
@ -63,12 +63,10 @@ namespace nvtt
|
||||
bool compressMipmap(const Mipmap & mipmap, const InputOptions::Private & inputOptions, const CompressionOptions::Private & compressionOptions, const OutputOptions::Private & outputOptions) const;
|
||||
|
||||
|
||||
|
||||
public:
|
||||
|
||||
bool cudaSupported;
|
||||
bool cudaEnabled;
|
||||
int cudaDevice;
|
||||
|
||||
nv::AutoPtr<nv::CudaCompressor> cuda;
|
||||
|
||||
|
||||
@ -94,7 +94,7 @@ void InputOptions::reset()
|
||||
m.textureType = TextureType_2D;
|
||||
m.inputFormat = InputFormat_BGRA_8UB;
|
||||
|
||||
m.alphaMode = AlphaMode_None;
|
||||
m.alphaMode = AlphaMode_Transparency;
|
||||
|
||||
m.inputGamma = 2.2f;
|
||||
m.outputGamma = 2.2f;
|
||||
|
||||
@ -1,300 +1,239 @@
|
||||
// Copyright NVIDIA Corporation 2007 -- Ignacio Castano <icastano@nvidia.com>
|
||||
//
|
||||
// Permission is hereby granted, free of charge, to any person
|
||||
// obtaining a copy of this software and associated documentation
|
||||
// files (the "Software"), to deal in the Software without
|
||||
// restriction, including without limitation the rights to use,
|
||||
// copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
// copies of the Software, and to permit persons to whom the
|
||||
// Software is furnished to do so, subject to the following
|
||||
// conditions:
|
||||
//
|
||||
// The above copyright notice and this permission notice shall be
|
||||
// included in all copies or substantial portions of the Software.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
||||
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
||||
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
||||
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
||||
// OTHER DEALINGS IN THE SOFTWARE.
|
||||
|
||||
#include <nvcore/Debug.h>
|
||||
#include <nvcore/Library.h>
|
||||
#include "CudaUtils.h"
|
||||
|
||||
#if defined HAVE_CUDA
|
||||
#include <cuda.h>
|
||||
#include <cuda_runtime_api.h>
|
||||
#endif
|
||||
|
||||
using namespace nv;
|
||||
using namespace cuda;
|
||||
|
||||
/* @@ Move this to win32 utils or somewhere else.
|
||||
#if NV_OS_WIN32
|
||||
|
||||
#define WINDOWS_LEAN_AND_MEAN
|
||||
#include <windows.h>
|
||||
|
||||
static bool isWindowsVista()
|
||||
{
|
||||
OSVERSIONINFO osvi;
|
||||
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
|
||||
|
||||
::GetVersionEx(&osvi);
|
||||
return osvi.dwMajorVersion >= 6;
|
||||
}
|
||||
|
||||
|
||||
typedef BOOL (WINAPI *LPFN_ISWOW64PROCESS) (HANDLE, PBOOL);
|
||||
|
||||
static bool isWow32()
|
||||
{
|
||||
LPFN_ISWOW64PROCESS fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress(GetModuleHandle("kernel32"), "IsWow64Process");
|
||||
|
||||
BOOL bIsWow64 = FALSE;
|
||||
|
||||
if (NULL != fnIsWow64Process)
|
||||
{
|
||||
if (!fnIsWow64Process(GetCurrentProcess(), &bIsWow64))
|
||||
{
|
||||
// Assume 32 bits.
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return !bIsWow64;
|
||||
}
|
||||
|
||||
#endif
|
||||
*/
|
||||
|
||||
|
||||
static bool isCudaDriverAvailable(int version)
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
#if NV_OS_WIN32
|
||||
Library nvcuda("nvcuda.dll");
|
||||
#else
|
||||
Library nvcuda(NV_LIBRARY_NAME(cuda));
|
||||
#endif
|
||||
|
||||
if (!nvcuda.isValid())
|
||||
{
|
||||
nvDebug("*** CUDA driver not found.\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
if (version >= 2000)
|
||||
{
|
||||
void * address = nvcuda.bindSymbol("cuStreamCreate");
|
||||
if (address == NULL) {
|
||||
nvDebug("*** CUDA driver version < 2.0.\n");
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if (version >= 2010)
|
||||
{
|
||||
void * address = nvcuda.bindSymbol("cuModuleLoadDataEx");
|
||||
if (address == NULL) {
|
||||
nvDebug("*** CUDA driver version < 2.1.\n");
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if (version >= 2020)
|
||||
{
|
||||
typedef CUresult (CUDAAPI * PFCU_DRIVERGETVERSION)(int * version);
|
||||
|
||||
PFCU_DRIVERGETVERSION driverGetVersion = (PFCU_DRIVERGETVERSION)nvcuda.bindSymbol("cuDriverGetVersion");
|
||||
if (driverGetVersion == NULL) {
|
||||
nvDebug("*** CUDA driver version < 2.2.\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
int driverVersion;
|
||||
CUresult err = driverGetVersion(&driverVersion);
|
||||
if (err != CUDA_SUCCESS) {
|
||||
nvDebug("*** Error querying driver version: '%s'.\n", cudaGetErrorString((cudaError_t)err));
|
||||
return false;
|
||||
}
|
||||
|
||||
return driverVersion >= version;
|
||||
}
|
||||
#endif // HAVE_CUDA
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
/// Determine if CUDA is available.
|
||||
bool nv::cuda::isHardwarePresent()
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
// Make sure that CUDA driver matches CUDA runtime.
|
||||
if (!isCudaDriverAvailable(CUDART_VERSION))
|
||||
{
|
||||
nvDebug("CUDA driver not available for CUDA runtime %d\n", CUDART_VERSION);
|
||||
return false;
|
||||
}
|
||||
|
||||
int count = deviceCount();
|
||||
if (count == 1)
|
||||
{
|
||||
// Make sure it's not an emulation device.
|
||||
cudaDeviceProp deviceProp;
|
||||
cudaGetDeviceProperties(&deviceProp, 0);
|
||||
|
||||
// deviceProp.name != Device Emulation (CPU)
|
||||
if (deviceProp.major == -1 || deviceProp.minor == -1)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
// @@ Make sure that warp size == 32
|
||||
|
||||
// @@ Make sure available GPU is faster than the CPU.
|
||||
|
||||
return count > 0;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
/// Get number of CUDA enabled devices.
|
||||
int nv::cuda::deviceCount()
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
int gpuCount = 0;
|
||||
|
||||
cudaError_t result = cudaGetDeviceCount(&gpuCount);
|
||||
|
||||
if (result == cudaSuccess)
|
||||
{
|
||||
return gpuCount;
|
||||
}
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
// Make sure device meets requirements:
|
||||
// - Not an emulation device.
|
||||
// - Not an integrated device?
|
||||
// - Faster than CPU.
|
||||
bool nv::cuda::isValidDevice(int i)
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
|
||||
cudaDeviceProp device_properties;
|
||||
cudaGetDeviceProperties(&device_properties, i);
|
||||
int gflops = device_properties.multiProcessorCount * device_properties.clockRate;
|
||||
|
||||
if (device_properties.major == -1 || device_properties.minor == -1) {
|
||||
// Emulation device.
|
||||
return false;
|
||||
}
|
||||
|
||||
#if CUDART_VERSION >= 2030 // 2.3
|
||||
/*if (device_properties.integrated)
|
||||
{
|
||||
// Integrated devices.
|
||||
return false;
|
||||
}*/
|
||||
#endif
|
||||
|
||||
return true;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
int nv::cuda::getFastestDevice()
|
||||
{
|
||||
int max_gflops_device = -1;
|
||||
#if defined HAVE_CUDA
|
||||
int max_gflops = 0;
|
||||
|
||||
const int device_count = deviceCount();
|
||||
for (int i = 0; i < device_count; i++)
|
||||
{
|
||||
if (isValidDevice(i))
|
||||
{
|
||||
cudaDeviceProp device_properties;
|
||||
cudaGetDeviceProperties(&device_properties, i);
|
||||
int gflops = device_properties.multiProcessorCount * device_properties.clockRate;
|
||||
|
||||
if (gflops > max_gflops)
|
||||
{
|
||||
max_gflops = gflops;
|
||||
max_gflops_device = i;
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
return max_gflops_device;
|
||||
}
|
||||
|
||||
|
||||
/// Activate the given devices.
|
||||
bool nv::cuda::initDevice(int * device_ptr)
|
||||
{
|
||||
nvDebugCheck(device_ptr != NULL);
|
||||
#if defined HAVE_CUDA
|
||||
|
||||
#if CUDART_VERSION >= 2030 // 2.3
|
||||
|
||||
// Set device flags to yield in order to play nice with other threads and to find out if CUDA was already active.
|
||||
cudaError_t resul = cudaSetDeviceFlags(cudaDeviceScheduleYield);
|
||||
|
||||
#endif
|
||||
|
||||
int device = getFastestDevice();
|
||||
|
||||
if (device == -1)
|
||||
{
|
||||
// No device is fast enough.
|
||||
*device_ptr = -1;
|
||||
return false;
|
||||
}
|
||||
|
||||
// Select CUDA device.
|
||||
cudaError_t result = cudaSetDevice(device);
|
||||
|
||||
if (result == cudaErrorSetOnActiveProcess)
|
||||
{
|
||||
int device;
|
||||
result = cudaGetDevice(&device);
|
||||
|
||||
*device_ptr = -1; // No device to cleanup.
|
||||
return isValidDevice(device); // Return true if device is valid.
|
||||
}
|
||||
else if (result != cudaSuccess)
|
||||
{
|
||||
nvDebug("*** CUDA Error: %s\n", cudaGetErrorString(result));
|
||||
*device_ptr = -1;
|
||||
return false;
|
||||
}
|
||||
|
||||
*device_ptr = device;
|
||||
return true;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
void nv::cuda::exitDevice()
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
cudaError_t result = cudaThreadExit();
|
||||
|
||||
if (result != cudaSuccess) {
|
||||
nvDebug("*** CUDA Error: %s\n", cudaGetErrorString(result));
|
||||
}
|
||||
#endif
|
||||
}
|
||||
// Copyright NVIDIA Corporation 2007 -- Ignacio Castano <icastano@nvidia.com>
|
||||
//
|
||||
// Permission is hereby granted, free of charge, to any person
|
||||
// obtaining a copy of this software and associated documentation
|
||||
// files (the "Software"), to deal in the Software without
|
||||
// restriction, including without limitation the rights to use,
|
||||
// copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
// copies of the Software, and to permit persons to whom the
|
||||
// Software is furnished to do so, subject to the following
|
||||
// conditions:
|
||||
//
|
||||
// The above copyright notice and this permission notice shall be
|
||||
// included in all copies or substantial portions of the Software.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
||||
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
||||
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
||||
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
||||
// OTHER DEALINGS IN THE SOFTWARE.
|
||||
|
||||
#include <nvcore/Debug.h>
|
||||
#include <nvcore/Library.h>
|
||||
#include "CudaUtils.h"
|
||||
|
||||
#if defined HAVE_CUDA
|
||||
#include <cuda.h>
|
||||
#include <cuda_runtime_api.h>
|
||||
#endif
|
||||
|
||||
using namespace nv;
|
||||
using namespace cuda;
|
||||
|
||||
/* @@ Move this to win32 utils or somewhere else.
|
||||
#if NV_OS_WIN32
|
||||
|
||||
#define WINDOWS_LEAN_AND_MEAN
|
||||
#include <windows.h>
|
||||
|
||||
static bool isWindowsVista()
|
||||
{
|
||||
OSVERSIONINFO osvi;
|
||||
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
|
||||
|
||||
::GetVersionEx(&osvi);
|
||||
return osvi.dwMajorVersion >= 6;
|
||||
}
|
||||
|
||||
|
||||
typedef BOOL (WINAPI *LPFN_ISWOW64PROCESS) (HANDLE, PBOOL);
|
||||
|
||||
static bool isWow32()
|
||||
{
|
||||
LPFN_ISWOW64PROCESS fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress(GetModuleHandle("kernel32"), "IsWow64Process");
|
||||
|
||||
BOOL bIsWow64 = FALSE;
|
||||
|
||||
if (NULL != fnIsWow64Process)
|
||||
{
|
||||
if (!fnIsWow64Process(GetCurrentProcess(), &bIsWow64))
|
||||
{
|
||||
// Assume 32 bits.
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return !bIsWow64;
|
||||
}
|
||||
|
||||
#endif
|
||||
*/
|
||||
|
||||
|
||||
static bool isCudaDriverAvailable(int version)
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
#if NV_OS_WIN32
|
||||
Library nvcuda("nvcuda.dll");
|
||||
#else
|
||||
Library nvcuda(NV_LIBRARY_NAME(cuda));
|
||||
#endif
|
||||
|
||||
if (!nvcuda.isValid())
|
||||
{
|
||||
nvDebug("*** CUDA driver not found.\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
if (version >= 2000)
|
||||
{
|
||||
void * address = nvcuda.bindSymbol("cuStreamCreate");
|
||||
if (address == NULL) {
|
||||
nvDebug("*** CUDA driver version < 2.0.\n");
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if (version >= 2010)
|
||||
{
|
||||
void * address = nvcuda.bindSymbol("cuModuleLoadDataEx");
|
||||
if (address == NULL) {
|
||||
nvDebug("*** CUDA driver version < 2.1.\n");
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if (version >= 2020)
|
||||
{
|
||||
typedef CUresult (CUDAAPI * PFCU_DRIVERGETVERSION)(int * version);
|
||||
|
||||
PFCU_DRIVERGETVERSION driverGetVersion = (PFCU_DRIVERGETVERSION)nvcuda.bindSymbol("cuDriverGetVersion");
|
||||
if (driverGetVersion == NULL) {
|
||||
nvDebug("*** CUDA driver version < 2.2.\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
int driverVersion;
|
||||
CUresult err = driverGetVersion(&driverVersion);
|
||||
if (err != CUDA_SUCCESS) {
|
||||
nvDebug("*** Error querying driver version: '%s'.\n", cudaGetErrorString((cudaError_t)err));
|
||||
return false;
|
||||
}
|
||||
|
||||
return driverVersion >= version;
|
||||
}
|
||||
#endif // HAVE_CUDA
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
/// Determine if CUDA is available.
|
||||
bool nv::cuda::isHardwarePresent()
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
// Make sure that CUDA driver matches CUDA runtime.
|
||||
if (!isCudaDriverAvailable(CUDART_VERSION))
|
||||
{
|
||||
nvDebug("CUDA driver not available for CUDA runtime %d\n", CUDART_VERSION);
|
||||
return false;
|
||||
}
|
||||
|
||||
int count = deviceCount();
|
||||
if (count == 1)
|
||||
{
|
||||
// Make sure it's not an emulation device.
|
||||
cudaDeviceProp deviceProp;
|
||||
cudaGetDeviceProperties(&deviceProp, 0);
|
||||
|
||||
// deviceProp.name != Device Emulation (CPU)
|
||||
if (deviceProp.major == -1 || deviceProp.minor == -1)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
// @@ Make sure that warp size == 32
|
||||
|
||||
return count > 0;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
/// Get number of CUDA enabled devices.
|
||||
int nv::cuda::deviceCount()
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
int gpuCount = 0;
|
||||
|
||||
cudaError_t result = cudaGetDeviceCount(&gpuCount);
|
||||
|
||||
if (result == cudaSuccess)
|
||||
{
|
||||
return gpuCount;
|
||||
}
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
int nv::cuda::getFastestDevice()
|
||||
{
|
||||
int max_gflops_device = 0;
|
||||
#if defined HAVE_CUDA
|
||||
int max_gflops = 0;
|
||||
|
||||
const int device_count = deviceCount();
|
||||
int current_device = 0;
|
||||
while (current_device < device_count)
|
||||
{
|
||||
cudaDeviceProp device_properties;
|
||||
cudaGetDeviceProperties(&device_properties, current_device);
|
||||
int gflops = device_properties.multiProcessorCount * device_properties.clockRate;
|
||||
|
||||
if (device_properties.major != -1 && device_properties.minor != -1)
|
||||
{
|
||||
if( gflops > max_gflops )
|
||||
{
|
||||
max_gflops = gflops;
|
||||
max_gflops_device = current_device;
|
||||
}
|
||||
}
|
||||
|
||||
current_device++;
|
||||
}
|
||||
#endif
|
||||
return max_gflops_device;
|
||||
}
|
||||
|
||||
|
||||
/// Activate the given devices.
|
||||
bool nv::cuda::setDevice(int i)
|
||||
{
|
||||
nvCheck(i < deviceCount());
|
||||
#if defined HAVE_CUDA
|
||||
cudaError_t result = cudaSetDevice(i);
|
||||
|
||||
if (result != cudaSuccess) {
|
||||
nvDebug("*** CUDA Error: %s\n", cudaGetErrorString(result));
|
||||
}
|
||||
|
||||
return result == cudaSuccess;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
void nv::cuda::exit()
|
||||
{
|
||||
#if defined HAVE_CUDA
|
||||
cudaError_t result = cudaThreadExit();
|
||||
|
||||
if (result != cudaSuccess) {
|
||||
nvDebug("*** CUDA Error: %s\n", cudaGetErrorString(result));
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
@ -32,10 +32,8 @@ namespace nv
|
||||
bool isHardwarePresent();
|
||||
int deviceCount();
|
||||
int getFastestDevice();
|
||||
bool isValidDevice(int i);
|
||||
|
||||
bool initDevice(int * device_ptr);
|
||||
void exitDevice();
|
||||
bool setDevice(int i);
|
||||
void exit();
|
||||
};
|
||||
|
||||
} // nv namespace
|
||||
|
||||
@ -73,7 +73,7 @@ namespace nvtt
|
||||
Format_DXT1a, // DXT1 with binary alpha.
|
||||
Format_DXT3,
|
||||
Format_DXT5,
|
||||
Format_DXT5n, // Compressed HILO: R=1, G=y, B=0, A=x
|
||||
Format_DXT5n, // Compressed HILO: R=0, G=x, B=0, A=y
|
||||
|
||||
// DX10 formats.
|
||||
Format_BC1 = Format_DXT1,
|
||||
@ -194,7 +194,7 @@ namespace nvtt
|
||||
// Describe the format of the input.
|
||||
NVTT_API void setFormat(InputFormat format);
|
||||
|
||||
// Set the way the input alpha channel is interpreted.
|
||||
// Set the way the input alpha channel is interpreted. @@ Not implemented!
|
||||
NVTT_API void setAlphaMode(AlphaMode alphaMode);
|
||||
|
||||
// Set gamma settings.
|
||||
|
||||
@ -24,7 +24,6 @@
|
||||
-------------------------------------------------------------------------- */
|
||||
|
||||
#include "maths.h"
|
||||
#include "simd.h"
|
||||
#include <cfloat>
|
||||
|
||||
namespace squish {
|
||||
@ -61,39 +60,12 @@ Sym3x3 ComputeWeightedCovariance( int n, Vec3 const* points, float const* weight
|
||||
}
|
||||
|
||||
|
||||
#define POWER_ITERATION_COUNT 8
|
||||
|
||||
#if SQUISH_USE_SIMD
|
||||
|
||||
Vec3 ComputePrincipleComponent( Sym3x3 const& matrix )
|
||||
{
|
||||
Vec4 const row0( matrix[0], matrix[1], matrix[2], 0.0f );
|
||||
Vec4 const row1( matrix[1], matrix[3], matrix[4], 0.0f );
|
||||
Vec4 const row2( matrix[2], matrix[4], matrix[5], 0.0f );
|
||||
Vec4 v = VEC4_CONST( 1.0f );
|
||||
for( int i = 0; i < POWER_ITERATION_COUNT; ++i )
|
||||
{
|
||||
// matrix multiply
|
||||
Vec4 w = row0*v.SplatX();
|
||||
w = MultiplyAdd(row1, v.SplatY(), w);
|
||||
w = MultiplyAdd(row2, v.SplatZ(), w);
|
||||
const int NUM = 8;
|
||||
|
||||
// get max component from xyz in all channels
|
||||
Vec4 a = Max(w.SplatX(), Max(w.SplatY(), w.SplatZ()));
|
||||
|
||||
// divide through and advance
|
||||
v = w*Reciprocal(a);
|
||||
}
|
||||
return v.GetVec3();
|
||||
}
|
||||
|
||||
#else
|
||||
|
||||
Vec3 ComputePrincipleComponent( Sym3x3 const& matrix )
|
||||
{
|
||||
Vec3 v(1, 1, 1);
|
||||
for (int i = 0; i < POWER_ITERATION_COUNT; i++)
|
||||
{
|
||||
for(int i = 0; i < NUM; i++) {
|
||||
float x = v.X() * matrix[0] + v.Y() * matrix[1] + v.Z() * matrix[2];
|
||||
float y = v.X() * matrix[1] + v.Y() * matrix[3] + v.Z() * matrix[4];
|
||||
float z = v.X() * matrix[2] + v.Y() * matrix[4] + v.Z() * matrix[5];
|
||||
@ -110,6 +82,5 @@ Vec3 ComputePrincipleComponent( Sym3x3 const& matrix )
|
||||
return v;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
} // namespace squish
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@ -87,10 +87,7 @@ struct MyErrorHandler : public nvtt::ErrorHandler
|
||||
{
|
||||
virtual void error(nvtt::Error e)
|
||||
{
|
||||
#if _DEBUG
|
||||
nvDebugBreak();
|
||||
#endif
|
||||
printf("Error: '%s'\n", nvtt::errorString(e));
|
||||
}
|
||||
};
|
||||
|
||||
@ -257,12 +254,7 @@ int main(int argc, char *argv[])
|
||||
}
|
||||
}
|
||||
|
||||
const uint version = nvtt::version();
|
||||
const uint major = version / 100;
|
||||
const uint minor = version % 100;
|
||||
|
||||
|
||||
printf("NVIDIA Texture Tools %u.%u - Copyright NVIDIA Corporation 2007\n\n", major, minor);
|
||||
printf("NVIDIA Texture Tools - Copyright NVIDIA Corporation 2007\n\n");
|
||||
|
||||
if (input.isNull())
|
||||
{
|
||||
@ -289,7 +281,7 @@ int main(int argc, char *argv[])
|
||||
printf(" -bc4 \tBC4 format (ATI1)\n");
|
||||
printf(" -bc5 \tBC5 format (3Dc/ATI2)\n\n");
|
||||
|
||||
return EXIT_FAILURE;
|
||||
return 1;
|
||||
}
|
||||
|
||||
// @@ Make sure input file exists.
|
||||
@ -304,13 +296,13 @@ int main(int argc, char *argv[])
|
||||
if (!dds.isValid())
|
||||
{
|
||||
fprintf(stderr, "The file '%s' is not a valid DDS file.\n", input.str());
|
||||
return EXIT_FAILURE;
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (!dds.isSupported() || dds.isTexture3D())
|
||||
{
|
||||
fprintf(stderr, "The file '%s' is not a supported DDS file.\n", input.str());
|
||||
return EXIT_FAILURE;
|
||||
return 1;
|
||||
}
|
||||
|
||||
uint faceCount;
|
||||
@ -347,7 +339,7 @@ int main(int argc, char *argv[])
|
||||
if (!image.load(input))
|
||||
{
|
||||
fprintf(stderr, "The file '%s' is not a supported image type.\n", input.str());
|
||||
return EXIT_FAILURE;
|
||||
return 1;
|
||||
}
|
||||
|
||||
inputOptions.setTextureLayout(nvtt::TextureType_2D, image.width(), image.height());
|
||||
@ -410,7 +402,7 @@ int main(int argc, char *argv[])
|
||||
if (outputHandler.stream->isError())
|
||||
{
|
||||
fprintf(stderr, "Error opening '%s' for writting\n", output.str());
|
||||
return EXIT_FAILURE;
|
||||
return 1;
|
||||
}
|
||||
|
||||
nvtt::Compressor compressor;
|
||||
@ -424,7 +416,7 @@ int main(int argc, char *argv[])
|
||||
else
|
||||
{
|
||||
printf("DISABLED\n\n");
|
||||
}
|
||||
}
|
||||
|
||||
outputHandler.setTotal(compressor.estimateSize(inputOptions, compressionOptions));
|
||||
outputHandler.setDisplayProgress(!silent);
|
||||
@ -438,16 +430,27 @@ int main(int argc, char *argv[])
|
||||
// fflush(stdout);
|
||||
// getchar();
|
||||
|
||||
/* LARGE_INTEGER temp;
|
||||
QueryPerformanceFrequency((LARGE_INTEGER*) &temp);
|
||||
double freq = ((double) temp.QuadPart) / 1000.0;
|
||||
|
||||
LARGE_INTEGER start_time;
|
||||
QueryPerformanceCounter((LARGE_INTEGER*) &start_time);
|
||||
*/
|
||||
clock_t start = clock();
|
||||
|
||||
if (!compressor.process(inputOptions, compressionOptions, outputOptions))
|
||||
{
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
compressor.process(inputOptions, compressionOptions, outputOptions);
|
||||
/*
|
||||
LARGE_INTEGER end_time;
|
||||
QueryPerformanceCounter((LARGE_INTEGER*) &end_time);
|
||||
|
||||
float diff_time = (float) (((double) end_time.QuadPart - (double) start_time.QuadPart) / freq);
|
||||
printf("\rtime taken: %.3f seconds\n", diff_time/1000);
|
||||
*/
|
||||
|
||||
clock_t end = clock();
|
||||
printf("\rtime taken: %.3f seconds\n", float(end-start) / CLOCKS_PER_SEC);
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user