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Merge pull request #3015 from malortie/fix-simpletexturedopengl-sample 

Fixed SimpleTexturedOpenGL sample.
pull/3020/head
Kim Kulling 2020-02-18 14:24:26 +01:00 committed by GitHub
parent 919da48cdc 51ebe1abfb
commit 10c84c9226
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 54 additions and 22 deletions
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2
samples/SimpleTexturedOpenGL/CMakeLists.txt
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@ -35,7 +35,7 @@ ADD_EXECUTABLE( assimp_simpletexturedogl WIN32
SET_PROPERTY(TARGET assimp_simpletexturedogl PROPERTY DEBUG_POSTFIX ${CMAKE_DEBUG_POSTFIX})
TARGET_LINK_LIBRARIES( assimp_simpletexturedogl assimp ${OPENGL_LIBRARIES} ${GLUT_LIBRARIES} DevIL.lib )
TARGET_LINK_LIBRARIES( assimp_simpletexturedogl assimp ${OPENGL_LIBRARIES} ${GLUT_LIBRARIES} )
SET_TARGET_PROPERTIES( assimp_simpletexturedogl PROPERTIES
OUTPUT_NAME assimp_simpletexturedogl

74
samples/SimpleTexturedOpenGL/SimpleTexturedOpenGL/src/model_loading.cpp
View File

@ -21,6 +21,8 @@
#define STB_IMAGE_IMPLEMENTATION
#include "contrib/stb_image/stb_image.h"
#include <locale>
#include <codecvt>
#include <fstream>
//to map image filenames to textureIds
@ -75,6 +77,36 @@ GLuint* textureIds; // pointer to texture Array
// Create an instance of the Importer class
Assimp::Importer importer;
// Used to convert between multibyte and unicode strings.
class UTFConverter {
using UTFConverterImpl = std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t>;
public:
UTFConverter(const char* s) :
s_(s),
ws_(impl_.from_bytes(s)) {
}
UTFConverter(const std::string& s) :
s_(s),
ws_(impl_.from_bytes(s)) {
}
UTFConverter(const std::wstring& s) :
s_(impl_.to_bytes(s)),
ws_(s) {
}
inline const std::string& str() const {
return s_;
}
inline const wchar_t* c_wstr() const {
return ws_.c_str();
}
private:
static UTFConverterImpl impl_;
std::string s_;
std::wstring ws_;
};
typename UTFConverter::UTFConverterImpl UTFConverter::impl_;
void createAILogger()
{
// Change this line to normal if you not want to analyse the import process
@ -120,7 +152,7 @@ bool Import3DFromFile( const std::string& pFile)
}
else
{
MessageBox(NULL, ("Couldn't open file: " + pFile).c_str() , "ERROR", MB_OK | MB_ICONEXCLAMATION);
MessageBox(NULL, UTFConverter("Couldn't open file: " + pFile).c_wstr() , TEXT("ERROR"), MB_OK | MB_ICONEXCLAMATION);
logInfo( importer.GetErrorString());
return false;
}
@ -205,7 +237,7 @@ int LoadGLTextures(const aiScene* scene)
}
}
int numTextures = textureIdMap.size();
const size_t numTextures = textureIdMap.size();
/* array with DevIL image IDs */
@ -217,13 +249,13 @@ int LoadGLTextures(const aiScene* scene)
/* create and fill array with GL texture ids */
textureIds = new GLuint[numTextures];
glGenTextures(numTextures, textureIds); /* Texture name generation */
glGenTextures(static_cast<GLsizei>(numTextures), textureIds); /* Texture name generation */
/* get iterator */
std::map<std::string, GLuint*>::iterator itr = textureIdMap.begin();
std::string basepath = getBasePath(modelpath);
for (int i=0; i<numTextures; i++)
for (size_t i=0; i<numTextures; i++)
{
//save IL image ID
@ -268,7 +300,7 @@ int LoadGLTextures(const aiScene* scene)
else
{
/* Error occurred */
MessageBox(NULL, ("Couldn't load Image: " + fileloc).c_str() , "ERROR", MB_OK | MB_ICONEXCLAMATION);
MessageBox(NULL, UTFConverter("Couldn't load Image: " + fileloc).c_wstr(), TEXT("ERROR"), MB_OK | MB_ICONEXCLAMATION);
}
}
// Because we have already copied image data into texture data we can release memory used by image.
@ -534,31 +566,31 @@ void KillGLWindow() // Properly Kill The Window
{
if (!wglMakeCurrent(NULL, NULL)) // Are We Able To Release The DC And RC Contexts?
{
MessageBox(NULL, "Release Of DC And RC Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
MessageBox(NULL, TEXT("Release Of DC And RC Failed."), TEXT("SHUTDOWN ERROR"), MB_OK | MB_ICONINFORMATION);
}
if (!wglDeleteContext(hRC)) // Are We Able To Delete The RC?
{
MessageBox(NULL, "Release Rendering Context Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
MessageBox(NULL, TEXT("Release Rendering Context Failed."), TEXT("SHUTDOWN ERROR"), MB_OK | MB_ICONINFORMATION);
}
hRC = NULL;
}
if (hDC && !ReleaseDC(hWnd, hDC)) // Are We able to Release The DC?
{
MessageBox(NULL, "Release Device Context Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
MessageBox(NULL, TEXT("Release Device Context Failed."), TEXT("SHUTDOWN ERROR"), MB_OK | MB_ICONINFORMATION);
hDC=NULL;
}
if (hWnd && !DestroyWindow(hWnd)) // Are We Able To Destroy The Window
{
MessageBox(NULL, "Could Not Release hWnd.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
MessageBox(NULL, TEXT("Could Not Release hWnd."), TEXT("SHUTDOWN ERROR"), MB_OK | MB_ICONINFORMATION);
hWnd = NULL;
}
if (!UnregisterClass("OpenGL", hInstance)) // Are We Able To Unregister Class
if (!UnregisterClass(TEXT("OpenGL"), hInstance)) // Are We Able To Unregister Class
{
MessageBox(NULL, "Could Not Unregister Class.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
MessageBox(NULL, TEXT("Could Not Unregister Class."), TEXT("SHUTDOWN ERROR"), MB_OK | MB_ICONINFORMATION);
hInstance = NULL;
}
}
@ -566,7 +598,7 @@ void KillGLWindow() // Properly Kill The Window
GLboolean abortGLInit(const char* abortMessage)
{
KillGLWindow(); // Reset Display
MessageBox(NULL, abortMessage, "ERROR", MB_OK|MB_ICONEXCLAMATION);
MessageBox(NULL, UTFConverter(abortMessage).c_wstr(), TEXT("ERROR"), MB_OK|MB_ICONEXCLAMATION);
return FALSE; // quit and return False
}
@ -594,11 +626,11 @@ BOOL CreateGLWindow(const char* title, int width, int height, int bits, bool ful
wc.hCursor = LoadCursor(NULL, IDC_ARROW); // Load the default arrow
wc.hbrBackground= NULL; // No Background required for OpenGL
wc.lpszMenuName = NULL; // No Menu
wc.lpszClassName= "OpenGL"; // Class Name
wc.lpszClassName= TEXT("OpenGL"); // Class Name
if (!RegisterClass(&wc))
{
MessageBox(NULL, "Failed to register the window class", "ERROR", MB_OK | MB_ICONEXCLAMATION);
MessageBox(NULL, TEXT("Failed to register the window class"), TEXT("ERROR"), MB_OK | MB_ICONEXCLAMATION);
return FALSE; //exit and return false
}
@ -616,14 +648,14 @@ BOOL CreateGLWindow(const char* title, int width, int height, int bits, bool ful
if (ChangeDisplaySettings(&dmScreenSettings, CDS_FULLSCREEN)!=DISP_CHANGE_SUCCESSFUL)
{
// If The Mode Fails, Offer Two Options. Quit Or Run In A Window.
if (MessageBox(NULL,"The Requested Fullscreen Mode Is Not Supported By\nYour Video Card. Use Windowed Mode Instead?","NeHe GL",MB_YESNO|MB_ICONEXCLAMATION)==IDYES)
if (MessageBox(NULL,TEXT("The Requested Fullscreen Mode Is Not Supported By\nYour Video Card. Use Windowed Mode Instead?"),TEXT("NeHe GL"),MB_YESNO|MB_ICONEXCLAMATION)==IDYES)
{
fullscreen = FALSE; // Select Windowed Mode (Fullscreen = FALSE)
}
else
{
//Popup Messagebox: Closing
MessageBox(NULL, "Program will close now.", "ERROR", MB_OK|MB_ICONSTOP);
MessageBox(NULL, TEXT("Program will close now."), TEXT("ERROR"), MB_OK|MB_ICONSTOP);
return FALSE; //exit, return false
}
}
@ -644,8 +676,8 @@ BOOL CreateGLWindow(const char* title, int width, int height, int bits, bool ful
AdjustWindowRectEx(&WindowRect, dwStyle, FALSE, dwExStyle); // Adjust Window To True Requestes Size
if (!(hWnd=CreateWindowEx( dwExStyle, // Extended Style For The Window
"OpenGL", // Class Name
title, // Window Title
TEXT("OpenGL"), // Class Name
UTFConverter(title).c_wstr(), // Window Title
WS_CLIPSIBLINGS | // Required Window Style
WS_CLIPCHILDREN | // Required Window Style
dwStyle, // Selected WIndow Style
@ -807,14 +839,14 @@ int WINAPI WinMain( HINSTANCE hInstance, // The instance
if (argv != NULL && argc > 1)
{
std::wstring modelpathW(argv[1]);
modelpath = std::string(modelpathW.begin(), modelpathW.end());
modelpath = UTFConverter(modelpathW).str();
}
if (!Import3DFromFile(modelpath)) return 0;
logInfo("=============== Post Import ====================");
if (MessageBox(NULL, "Would You Like To Run In Fullscreen Mode?", "Start Fullscreen?", MB_YESNO|MB_ICONEXCLAMATION)==IDNO)
if (MessageBox(NULL, TEXT("Would You Like To Run In Fullscreen Mode?"), TEXT("Start Fullscreen?"), MB_YESNO|MB_ICONEXCLAMATION)==IDNO)
{
fullscreen=FALSE;
}
@ -881,5 +913,5 @@ int WINAPI WinMain( HINSTANCE hInstance, // The instance
destroyAILogger();
KillGLWindow();
return (msg.wParam);
return static_cast<int>(msg.wParam);
}