Initial Commit

tests/Makefile

@@ -0,0 +1,2 @@
+all :
+	g++ `pkg-config --cflags --libs sdl2` *.cpp

tests/test_sdl2_installed.cpp

@@ -0,0 +1,95 @@
+#include <SDL.h>
+#include <iostream>
+#include <vector>
+
+int main( int argc, char** argv )
+{
+    SDL_Init( 0 );
+
+    std::cout << "Testing video drivers..." << '\n';
+    std::vector< bool > drivers( SDL_GetNumVideoDrivers() );
+    for( int i = 0; i < drivers.size(); ++i )
+    {
+        drivers[ i ] = ( 0 == SDL_VideoInit( SDL_GetVideoDriver( i ) ) );
+        SDL_VideoQuit();
+    }
+
+    std::cout << "SDL_VIDEODRIVER available:";
+    for( int i = 0; i < drivers.size(); ++i )
+    {
+        std::cout << " " << SDL_GetVideoDriver( i );
+    }
+    std::cout << '\n';
+
+    std::cout << "SDL_VIDEODRIVER usable   :";
+    for( int i = 0; i < drivers.size(); ++i )
+    {
+        if( !drivers[ i ] ) continue;
+        std::cout << " " << SDL_GetVideoDriver( i );
+    }
+    std::cout << '\n';
+
+    if( SDL_Init( SDL_INIT_VIDEO ) < 0 )
+    {
+        std::cerr << "SDL_Init(): " << SDL_GetError() << '\n';
+        return EXIT_FAILURE;
+    }
+    std::cout << "SDL_VIDEODRIVER selected : " << SDL_GetCurrentVideoDriver() << '\n';
+
+    SDL_Window* window = SDL_CreateWindow
+        (
+        "SDL2",
+        SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
+        640, 480,
+        SDL_WINDOW_SHOWN
+        );
+    if( nullptr == window )
+    {
+        std::cerr << "SDL_CreateWindow(): " << SDL_GetError() << '\n';
+        return EXIT_FAILURE;
+    }
+
+    std::cout << "SDL_RENDER_DRIVER available:";
+    for( int i = 0; i < SDL_GetNumRenderDrivers(); ++i )
+    {
+        SDL_RendererInfo info;
+        SDL_GetRenderDriverInfo( i, &info );
+        std::cout << " " << info.name;
+    }
+    std::cout << '\n';
+
+    SDL_Renderer* renderer = SDL_CreateRenderer( window, -1, SDL_RENDERER_ACCELERATED );
+    if( nullptr == renderer )
+    {
+        std::cerr << "SDL_CreateRenderer(): " << SDL_GetError() << '\n';
+        return EXIT_FAILURE;
+    }
+    SDL_RendererInfo info;
+    SDL_GetRendererInfo( renderer, &info );
+    std::cout << "SDL_RENDER_DRIVER selected : " << info.name << '\n';
+
+    bool running = true;
+    unsigned char i = 0;
+    while( running )
+    {
+        SDL_Event ev;
+        while( SDL_PollEvent( &ev ) )
+        {
+            if( ( ev.type == SDL_QUIT ) ||
+                ( ev.type == SDL_KEYDOWN && ev.key.keysym.sym == SDLK_ESCAPE ) )
+            {
+                running = false;
+            }
+        }
+
+        SDL_SetRenderDrawColor( renderer, i, i, i, SDL_ALPHA_OPAQUE );
+        SDL_RenderClear( renderer );
+        SDL_RenderPresent( renderer );
+        i++;
+    }
+
+    SDL_DestroyRenderer( renderer );
+    SDL_DestroyWindow( window );
+    SDL_Quit();
+    return 0;
+}