Implemented multi-window OpenGL program with test framework.
authorSam Lantinga <slouken@libsdl.org>
Wed, 19 Jul 2006 04:24:41 +0000
changeset 1915 a228436a2404
parent 1914 051df511279c
child 1916 c773b0c0ac89
Implemented multi-window OpenGL program with test framework.
src/events/SDL_windowevents.c
test/Makefile.in
test/testgl2.c
test/testsprite2.c
--- a/src/events/SDL_windowevents.c	Tue Jul 18 07:49:51 2006 +0000
+++ b/src/events/SDL_windowevents.c	Wed Jul 19 04:24:41 2006 +0000
@@ -60,6 +60,8 @@
         if (data1 == window->x && data2 == window->y) {
             return 0;
         }
+        window->x = data1;
+        window->y = data2;
         break;
     case SDL_WINDOWEVENT_RESIZED:
         if (window->flags & SDL_WINDOW_FULLSCREEN) {
@@ -68,6 +70,8 @@
         if (data1 == window->w && data2 == window->h) {
             return 0;
         }
+        window->w = data1;
+        window->h = data2;
         break;
     case SDL_WINDOWEVENT_MINIMIZED:
         if (window->flags & SDL_WINDOW_MINIMIZED) {
--- a/test/Makefile.in	Tue Jul 18 07:49:51 2006 +0000
+++ b/test/Makefile.in	Wed Jul 19 04:24:41 2006 +0000
@@ -53,8 +53,8 @@
 testgl$(EXE): $(srcdir)/testgl.c
 	$(CC) -o $@ $? $(CFLAGS) $(LIBS) @GLLIB@ @MATHLIB@
 
-testgl2$(EXE): $(srcdir)/testgl2.c
-	$(CC) -o $@ $? $(CFLAGS) $(LIBS) @GLLIB@ @MATHLIB@
+testgl2$(EXE): $(srcdir)/testgl2.c $(srcdir)/common.c
+	$(CC) -o $@ $(srcdir)/testgl2.c $(srcdir)/common.c $(CFLAGS) $(LIBS) @GLLIB@ @MATHLIB@
 
 testhread$(EXE): $(srcdir)/testhread.c
 	$(CC) -o $@ $? $(CFLAGS) $(LIBS)
--- a/test/testgl2.c	Tue Jul 18 07:49:51 2006 +0000
+++ b/test/testgl2.c	Wed Jul 19 04:24:41 2006 +0000
@@ -3,7 +3,7 @@
 #include <string.h>
 #include <math.h>
 
-#include "SDL.h"
+#include "common.h"
 
 #ifdef __MACOS__
 #define HAVE_OPENGL
@@ -16,438 +16,195 @@
 /* Undefine this if you want a flat cube instead of a rainbow cube */
 #define SHADED_CUBE
 
-/* Define this to be the name of the logo image to use with -logo */
-#define LOGO_FILE	"icon.bmp"
-
-static SDL_Surface *global_image = NULL;
-static GLuint global_texture = 0;
-static GLuint cursor_texture = 0;
-
-/**********************************************************************/
+static CommonState *state;
+static SDL_GLContext context;
 
-void
-HotKey_ToggleFullScreen(void)
+/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
+static void
+quit(int rc)
 {
-    SDL_Surface *screen;
-
-    screen = SDL_GetVideoSurface();
-    if (SDL_WM_ToggleFullScreen(screen)) {
-        printf("Toggled fullscreen mode - now %s\n",
-               (screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed");
-    } else {
-        printf("Unable to toggle fullscreen mode\n");
+    if (context) {
+        SDL_GL_MakeCurrent(0, NULL);
+        SDL_GL_DeleteContext(context);
     }
+    CommonQuit(state);
+    exit(rc);
 }
 
-void
-HotKey_ToggleGrab(void)
+static void
+Render()
 {
-    SDL_GrabMode mode;
+    static float color[8][3] = {
+        {1.0, 1.0, 0.0},
+        {1.0, 0.0, 0.0},
+        {0.0, 0.0, 0.0},
+        {0.0, 1.0, 0.0},
+        {0.0, 1.0, 1.0},
+        {1.0, 1.0, 1.0},
+        {1.0, 0.0, 1.0},
+        {0.0, 0.0, 1.0}
+    };
+    static float cube[8][3] = {
+        {0.5, 0.5, -0.5},
+        {0.5, -0.5, -0.5},
+        {-0.5, -0.5, -0.5},
+        {-0.5, 0.5, -0.5},
+        {-0.5, 0.5, 0.5},
+        {0.5, 0.5, 0.5},
+        {0.5, -0.5, 0.5},
+        {-0.5, -0.5, 0.5}
+    };
+
+    /* Do our drawing, too. */
+    glClearColor(0.0, 0.0, 0.0, 1.0);
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+    glBegin(GL_QUADS);
+
+#ifdef SHADED_CUBE
+    glColor3fv(color[0]);
+    glVertex3fv(cube[0]);
+    glColor3fv(color[1]);
+    glVertex3fv(cube[1]);
+    glColor3fv(color[2]);
+    glVertex3fv(cube[2]);
+    glColor3fv(color[3]);
+    glVertex3fv(cube[3]);
+
+    glColor3fv(color[3]);
+    glVertex3fv(cube[3]);
+    glColor3fv(color[4]);
+    glVertex3fv(cube[4]);
+    glColor3fv(color[7]);
+    glVertex3fv(cube[7]);
+    glColor3fv(color[2]);
+    glVertex3fv(cube[2]);
+
+    glColor3fv(color[0]);
+    glVertex3fv(cube[0]);
+    glColor3fv(color[5]);
+    glVertex3fv(cube[5]);
+    glColor3fv(color[6]);
+    glVertex3fv(cube[6]);
+    glColor3fv(color[1]);
+    glVertex3fv(cube[1]);
 
-    printf("Ctrl-G: toggling input grab!\n");
-    mode = SDL_WM_GrabInput(SDL_GRAB_QUERY);
-    if (mode == SDL_GRAB_ON) {
-        printf("Grab was on\n");
-    } else {
-        printf("Grab was off\n");
-    }
-    mode = SDL_WM_GrabInput(!mode);
-    if (mode == SDL_GRAB_ON) {
-        printf("Grab is now on\n");
-    } else {
-        printf("Grab is now off\n");
-    }
-}
+    glColor3fv(color[5]);
+    glVertex3fv(cube[5]);
+    glColor3fv(color[4]);
+    glVertex3fv(cube[4]);
+    glColor3fv(color[7]);
+    glVertex3fv(cube[7]);
+    glColor3fv(color[6]);
+    glVertex3fv(cube[6]);
+
+    glColor3fv(color[5]);
+    glVertex3fv(cube[5]);
+    glColor3fv(color[0]);
+    glVertex3fv(cube[0]);
+    glColor3fv(color[3]);
+    glVertex3fv(cube[3]);
+    glColor3fv(color[4]);
+    glVertex3fv(cube[4]);
+
+    glColor3fv(color[6]);
+    glVertex3fv(cube[6]);
+    glColor3fv(color[1]);
+    glVertex3fv(cube[1]);
+    glColor3fv(color[2]);
+    glVertex3fv(cube[2]);
+    glColor3fv(color[7]);
+    glVertex3fv(cube[7]);
+#else /* flat cube */
+    glColor3f(1.0, 0.0, 0.0);
+    glVertex3fv(cube[0]);
+    glVertex3fv(cube[1]);
+    glVertex3fv(cube[2]);
+    glVertex3fv(cube[3]);
 
-void
-HotKey_Iconify(void)
-{
-    printf("Ctrl-Z: iconifying window!\n");
-    SDL_WM_IconifyWindow();
+    glColor3f(0.0, 1.0, 0.0);
+    glVertex3fv(cube[3]);
+    glVertex3fv(cube[4]);
+    glVertex3fv(cube[7]);
+    glVertex3fv(cube[2]);
+
+    glColor3f(0.0, 0.0, 1.0);
+    glVertex3fv(cube[0]);
+    glVertex3fv(cube[5]);
+    glVertex3fv(cube[6]);
+    glVertex3fv(cube[1]);
+
+    glColor3f(0.0, 1.0, 1.0);
+    glVertex3fv(cube[5]);
+    glVertex3fv(cube[4]);
+    glVertex3fv(cube[7]);
+    glVertex3fv(cube[6]);
+
+    glColor3f(1.0, 1.0, 0.0);
+    glVertex3fv(cube[5]);
+    glVertex3fv(cube[0]);
+    glVertex3fv(cube[3]);
+    glVertex3fv(cube[4]);
+
+    glColor3f(1.0, 0.0, 1.0);
+    glVertex3fv(cube[6]);
+    glVertex3fv(cube[1]);
+    glVertex3fv(cube[2]);
+    glVertex3fv(cube[7]);
+#endif /* SHADED_CUBE */
+
+    glEnd();
+
+    glMatrixMode(GL_MODELVIEW);
+    glRotatef(5.0, 1.0, 1.0, 1.0);
 }
 
 int
-HandleEvent(SDL_Event * event)
+main(int argc, char *argv[])
 {
-    int done;
-
-    done = 0;
-    switch (event->type) {
-    case SDL_ACTIVEEVENT:
-        /* See what happened */
-        printf("app %s ", event->active.gain ? "gained" : "lost");
-        if (event->active.state & SDL_APPACTIVE) {
-            printf("active ");
-        } else if (event->active.state & SDL_APPMOUSEFOCUS) {
-            printf("mouse ");
-        } else if (event->active.state & SDL_APPINPUTFOCUS) {
-            printf("input ");
-        }
-        printf("focus\n");
-        break;
-
+    int fsaa, accel;
+    int value;
+    int i, done;
+    SDL_Event event;
+    Uint32 then, now, frames;
 
-    case SDL_KEYDOWN:
-        if (event->key.keysym.sym == SDLK_ESCAPE) {
-            done = 1;
-        }
-        if ((event->key.keysym.sym == SDLK_g) &&
-            (event->key.keysym.mod & KMOD_CTRL)) {
-            HotKey_ToggleGrab();
-        }
-        if ((event->key.keysym.sym == SDLK_z) &&
-            (event->key.keysym.mod & KMOD_CTRL)) {
-            HotKey_Iconify();
-        }
-        if ((event->key.keysym.sym == SDLK_RETURN) &&
-            (event->key.keysym.mod & KMOD_ALT)) {
-            HotKey_ToggleFullScreen();
-        }
-        printf("key '%s' pressed\n", SDL_GetKeyName(event->key.keysym.sym));
-        break;
-    case SDL_QUIT:
-        done = 1;
-        break;
-    }
-    return (done);
-}
-
-void
-SDL_GL_Enter2DMode()
-{
-    SDL_Surface *screen = SDL_GetVideoSurface();
-
-    /* Note, there may be other things you need to change,
-       depending on how you have your OpenGL state set up.
-     */
-    glPushAttrib(GL_ENABLE_BIT);
-    glDisable(GL_DEPTH_TEST);
-    glDisable(GL_CULL_FACE);
-    glEnable(GL_TEXTURE_2D);
-
-    /* This allows alpha blending of 2D textures with the scene */
-    glEnable(GL_BLEND);
-    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
-    glViewport(0, 0, screen->w, screen->h);
-
-    glMatrixMode(GL_PROJECTION);
-    glPushMatrix();
-    glLoadIdentity();
-
-    glOrtho(0.0, (GLdouble) screen->w, (GLdouble) screen->h, 0.0, 0.0, 1.0);
-
-    glMatrixMode(GL_MODELVIEW);
-    glPushMatrix();
-    glLoadIdentity();
+    /* Initialize parameters */
+    fsaa = 0;
+    accel = 0;
 
-    glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);
-}
-
-void
-SDL_GL_Leave2DMode()
-{
-    glMatrixMode(GL_MODELVIEW);
-    glPopMatrix();
-
-    glMatrixMode(GL_PROJECTION);
-    glPopMatrix();
-
-    glPopAttrib();
-}
-
-/* Quick utility function for texture creation */
-static int
-power_of_two(int input)
-{
-    int value = 1;
-
-    while (value < input) {
-        value <<= 1;
+    /* Initialize test framework */
+    state = CommonCreateState(argv, SDL_INIT_VIDEO);
+    if (!state) {
+        return 1;
     }
-    return value;
-}
-
-GLuint
-SDL_GL_LoadTexture(SDL_Surface * surface, GLfloat * texcoord)
-{
-    GLuint texture;
-    int w, h;
-    SDL_Surface *image;
-    SDL_Rect area;
-    Uint32 saved_flags;
-    Uint8 saved_alpha;
+    for (i = 1; i < argc;) {
+        int consumed;
 
-    /* Use the surface width and height expanded to powers of 2 */
-    w = power_of_two(surface->w);
-    h = power_of_two(surface->h);
-    texcoord[0] = 0.0f;         /* Min X */
-    texcoord[1] = 0.0f;         /* Min Y */
-    texcoord[2] = (GLfloat) surface->w / w;     /* Max X */
-    texcoord[3] = (GLfloat) surface->h / h;     /* Max Y */
-
-    image = SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, 32,
-#if SDL_BYTEORDER == SDL_LIL_ENDIAN     /* OpenGL RGBA masks */
-                                 0x000000FF,
-                                 0x0000FF00, 0x00FF0000, 0xFF000000
-#else
-                                 0xFF000000,
-                                 0x00FF0000, 0x0000FF00, 0x000000FF
-#endif
-        );
-    if (image == NULL) {
-        return 0;
-    }
-
-    /* Save the alpha blending attributes */
-    saved_flags = surface->flags & (SDL_SRCALPHA | SDL_RLEACCELOK);
-    saved_alpha = surface->format->alpha;
-    if ((saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA) {
-        SDL_SetAlpha(surface, 0, 0);
-    }
-
-    /* Copy the surface into the GL texture image */
-    area.x = 0;
-    area.y = 0;
-    area.w = surface->w;
-    area.h = surface->h;
-    SDL_BlitSurface(surface, &area, image, &area);
-
-    /* Restore the alpha blending attributes */
-    if ((saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA) {
-        SDL_SetAlpha(surface, saved_flags, saved_alpha);
+        consumed = CommonArg(state, i);
+        if (consumed == 0) {
+            if (SDL_strcasecmp(argv[i], "--fsaa") == 0) {
+                ++fsaa;
+                consumed = 1;
+            } else if (SDL_strcasecmp(argv[i], "--accel") == 0) {
+                ++accel;
+                consumed = 1;
+            } else {
+                consumed = -1;
+            }
+        }
+        if (consumed < 0) {
+            fprintf(stderr, "Usage: %s [--fsaa] [--accel] %s", argv[0],
+                    CommonUsage(state));
+            quit(1);
+        }
+        i += consumed;
     }
 
-    /* Create an OpenGL texture for the image */
-    glGenTextures(1, &texture);
-    glBindTexture(GL_TEXTURE_2D, texture);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-    glTexImage2D(GL_TEXTURE_2D,
-                 0,
-                 GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image->pixels);
-    SDL_FreeSurface(image);     /* No longer needed */
-
-    return texture;
-}
-
-void
-DrawLogoCursor(void)
-{
-    static GLfloat texMinX, texMinY;
-    static GLfloat texMaxX, texMaxY;
-    static int w, h;
-    int x, y;
-
-    if (!cursor_texture) {
-        SDL_Surface *image;
-        GLfloat texcoord[4];
-
-        /* Load the image (could use SDL_image library here) */
-        image = SDL_LoadBMP(LOGO_FILE);
-        if (image == NULL) {
-            return;
-        }
-        w = image->w;
-        h = image->h;
-
-        /* Convert the image into an OpenGL texture */
-        cursor_texture = SDL_GL_LoadTexture(image, texcoord);
-
-        /* Make texture coordinates easy to understand */
-        texMinX = texcoord[0];
-        texMinY = texcoord[1];
-        texMaxX = texcoord[2];
-        texMaxY = texcoord[3];
-
-        /* We don't need the original image anymore */
-        SDL_FreeSurface(image);
-
-        /* Make sure that the texture conversion is okay */
-        if (!cursor_texture) {
-            return;
-        }
-    }
-
-    /* Move the image around */
-    SDL_GetMouseState(&x, &y);
-    x -= w / 2;
-    y -= h / 2;
-
-    /* Show the image on the screen */
-    SDL_GL_Enter2DMode();
-    glBindTexture(GL_TEXTURE_2D, cursor_texture);
-    glBegin(GL_TRIANGLE_STRIP);
-    glTexCoord2f(texMinX, texMinY);
-    glVertex2i(x, y);
-    glTexCoord2f(texMaxX, texMinY);
-    glVertex2i(x + w, y);
-    glTexCoord2f(texMinX, texMaxY);
-    glVertex2i(x, y + h);
-    glTexCoord2f(texMaxX, texMaxY);
-    glVertex2i(x + w, y + h);
-    glEnd();
-    SDL_GL_Leave2DMode();
-}
-
-void
-DrawLogoTexture(void)
-{
-    static GLfloat texMinX, texMinY;
-    static GLfloat texMaxX, texMaxY;
-    static int x = 0;
-    static int y = 0;
-    static int w, h;
-    static int delta_x = 1;
-    static int delta_y = 1;
-
-    SDL_Surface *screen = SDL_GetVideoSurface();
-
-    if (!global_texture) {
-        SDL_Surface *image;
-        GLfloat texcoord[4];
-
-        /* Load the image (could use SDL_image library here) */
-        image = SDL_LoadBMP(LOGO_FILE);
-        if (image == NULL) {
-            return;
-        }
-        w = image->w;
-        h = image->h;
-
-        /* Convert the image into an OpenGL texture */
-        global_texture = SDL_GL_LoadTexture(image, texcoord);
-
-        /* Make texture coordinates easy to understand */
-        texMinX = texcoord[0];
-        texMinY = texcoord[1];
-        texMaxX = texcoord[2];
-        texMaxY = texcoord[3];
-
-        /* We don't need the original image anymore */
-        SDL_FreeSurface(image);
-
-        /* Make sure that the texture conversion is okay */
-        if (!global_texture) {
-            return;
-        }
-    }
-
-    /* Move the image around */
-    x += delta_x;
-    if (x < 0) {
-        x = 0;
-        delta_x = -delta_x;
-    } else if ((x + w) > screen->w) {
-        x = screen->w - w;
-        delta_x = -delta_x;
-    }
-    y += delta_y;
-    if (y < 0) {
-        y = 0;
-        delta_y = -delta_y;
-    } else if ((y + h) > screen->h) {
-        y = screen->h - h;
-        delta_y = -delta_y;
-    }
-
-    /* Show the image on the screen */
-    SDL_GL_Enter2DMode();
-    glBindTexture(GL_TEXTURE_2D, global_texture);
-    glBegin(GL_TRIANGLE_STRIP);
-    glTexCoord2f(texMinX, texMinY);
-    glVertex2i(x, y);
-    glTexCoord2f(texMaxX, texMinY);
-    glVertex2i(x + w, y);
-    glTexCoord2f(texMinX, texMaxY);
-    glVertex2i(x, y + h);
-    glTexCoord2f(texMaxX, texMaxY);
-    glVertex2i(x + w, y + h);
-    glEnd();
-    SDL_GL_Leave2DMode();
-}
-
-int
-RunGLTest(int argc, char *argv[],
-          int logo, int logocursor, int slowly, int bpp, float gamma,
-          int noframe, int fsaa, int sync, int accel)
-{
-    int i;
-    int rgb_size[3];
-    int w = 640;
-    int h = 480;
-    int done = 0;
-    int frames;
-    Uint32 start_time, this_time;
-    float color[8][3] = { {1.0, 1.0, 0.0},
-    {1.0, 0.0, 0.0},
-    {0.0, 0.0, 0.0},
-    {0.0, 1.0, 0.0},
-    {0.0, 1.0, 1.0},
-    {1.0, 1.0, 1.0},
-    {1.0, 0.0, 1.0},
-    {0.0, 0.0, 1.0}
-    };
-    float cube[8][3] = { {0.5, 0.5, -0.5},
-    {0.5, -0.5, -0.5},
-    {-0.5, -0.5, -0.5},
-    {-0.5, 0.5, -0.5},
-    {-0.5, 0.5, 0.5},
-    {0.5, 0.5, 0.5},
-    {0.5, -0.5, 0.5},
-    {-0.5, -0.5, 0.5}
-    };
-    Uint32 video_flags;
-    int value;
-
-    if (SDL_Init(SDL_INIT_VIDEO) < 0) {
-        fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
-        exit(1);
-    }
-
-    /* See if we should detect the display depth */
-    if (bpp == 0) {
-        if (SDL_GetVideoInfo()->vfmt->BitsPerPixel <= 8) {
-            bpp = 8;
-        } else {
-            bpp = 16;           /* More doesn't seem to work */
-        }
-    }
-
-    /* Set the flags we want to use for setting the video mode */
-    video_flags = SDL_OPENGL;
-    for (i = 1; argv[i]; ++i) {
-        if (strcmp(argv[i], "-fullscreen") == 0) {
-            video_flags |= SDL_FULLSCREEN;
-        }
-    }
-
-    if (noframe) {
-        video_flags |= SDL_NOFRAME;
-    }
-
-    /* Initialize the display */
-    switch (bpp) {
-    case 8:
-        rgb_size[0] = 3;
-        rgb_size[1] = 3;
-        rgb_size[2] = 2;
-        break;
-    case 15:
-    case 16:
-        rgb_size[0] = 5;
-        rgb_size[1] = 5;
-        rgb_size[2] = 5;
-        break;
-    default:
-        rgb_size[0] = 8;
-        rgb_size[1] = 8;
-        rgb_size[2] = 8;
-        break;
-    }
-    SDL_GL_SetAttribute(SDL_GL_RED_SIZE, rgb_size[0]);
-    SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, rgb_size[1]);
-    SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, rgb_size[2]);
+    /* Set OpenGL parameters */
+    state->window_flags |= SDL_WINDOW_OPENGL;
+    SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
+    SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);
+    SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
     SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
     SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
     if (fsaa) {
@@ -457,18 +214,29 @@
     if (accel) {
         SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1);
     }
-    if (SDL_SetVideoMode(w, h, bpp, video_flags) == NULL) {
-        fprintf(stderr, "Couldn't set GL mode: %s\n", SDL_GetError());
-        SDL_Quit();
-        exit(1);
+    if (!CommonInit(state)) {
+        quit(2);
     }
-    if (sync) {
+
+    /* Create OpenGL context */
+    context = SDL_GL_CreateContext(state->windows[0]);
+    if (!context) {
+        fprintf(stderr, "SDL_GL_CreateContext(): %s\n", SDL_GetError());
+        quit(2);
+    }
+    if (SDL_GL_MakeCurrent(state->windows[0], context) < 0) {
+        fprintf(stderr, "SDL_GL_MakeCurrent(): %s\n", SDL_GetError());
+        quit(2);
+    }
+
+    if (state->render_flags & SDL_Renderer_PresentVSync) {
         SDL_GL_SetSwapInterval(1);
     } else {
         SDL_GL_SetSwapInterval(0);
     }
 
-    printf("Screen BPP: %d\n", SDL_GetVideoSurface()->format->BitsPerPixel);
+    printf("Screen BPP: %d\n",
+           SDL_BITSPERPIXEL(SDL_GetCurrentDisplayMode()->format));
     printf("\n");
     printf("Vendor     : %s\n", glGetString(GL_VENDOR));
     printf("Renderer   : %s\n", glGetString(GL_RENDERER));
@@ -476,286 +244,68 @@
     printf("Extensions : %s\n", glGetString(GL_EXTENSIONS));
     printf("\n");
 
-    SDL_GL_GetAttribute(SDL_GL_RED_SIZE, &value);
-    printf("SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0], value);
-    SDL_GL_GetAttribute(SDL_GL_GREEN_SIZE, &value);
-    printf("SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1], value);
-    SDL_GL_GetAttribute(SDL_GL_BLUE_SIZE, &value);
-    printf("SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2], value);
-    SDL_GL_GetAttribute(SDL_GL_DEPTH_SIZE, &value);
-    printf("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value);
-    SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &value);
+    SDL_GL_GetWindowAttribute(state->windows[0], SDL_GL_RED_SIZE, &value);
+    printf("SDL_GL_RED_SIZE: requested %d, got %d\n", 5, value);
+    SDL_GL_GetWindowAttribute(state->windows[0], SDL_GL_GREEN_SIZE, &value);
+    printf("SDL_GL_GREEN_SIZE: requested %d, got %d\n", 5, value);
+    SDL_GL_GetWindowAttribute(state->windows[0], SDL_GL_BLUE_SIZE, &value);
+    printf("SDL_GL_BLUE_SIZE: requested %d, got %d\n", 5, value);
+    SDL_GL_GetWindowAttribute(state->windows[0], SDL_GL_DEPTH_SIZE, &value);
+    printf("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", 16, value);
+    SDL_GL_GetWindowAttribute(state->windows[0], SDL_GL_DOUBLEBUFFER, &value);
     printf("SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value);
     if (fsaa) {
-        SDL_GL_GetAttribute(SDL_GL_MULTISAMPLEBUFFERS, &value);
+        SDL_GL_GetWindowAttribute(state->windows[0],
+                                  SDL_GL_MULTISAMPLEBUFFERS, &value);
         printf("SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value);
-        SDL_GL_GetAttribute(SDL_GL_MULTISAMPLESAMPLES, &value);
+        SDL_GL_GetWindowAttribute(state->windows[0],
+                                  SDL_GL_MULTISAMPLESAMPLES, &value);
         printf("SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa,
                value);
     }
     if (accel) {
-        SDL_GL_GetAttribute(SDL_GL_ACCELERATED_VISUAL, &value);
+        SDL_GL_GetWindowAttribute(state->windows[0],
+                                  SDL_GL_ACCELERATED_VISUAL, &value);
         printf("SDL_GL_ACCELERATED_VISUAL: requested 1, got %d\n", value);
     }
-    if (sync) {
-        printf("Buffer swap interval: requested 1, got %d\n",
-               SDL_GL_GetSwapInterval());
-    }
 
-    /* Set the window manager title bar */
-    SDL_WM_SetCaption("SDL GL test", "testgl");
-
-    /* Set the gamma for the window */
-    if (gamma != 0.0) {
-        SDL_SetGamma(gamma, gamma, gamma);
-    }
-
-    glViewport(0, 0, w, h);
+    /* Set rendering settings */
     glMatrixMode(GL_PROJECTION);
     glLoadIdentity();
-
     glOrtho(-2.0, 2.0, -2.0, 2.0, -20.0, 20.0);
-
     glMatrixMode(GL_MODELVIEW);
     glLoadIdentity();
-
     glEnable(GL_DEPTH_TEST);
-
     glDepthFunc(GL_LESS);
-
     glShadeModel(GL_SMOOTH);
 
-    /* Loop until done. */
-    start_time = SDL_GetTicks();
+    /* Main render loop */
     frames = 0;
+    then = SDL_GetTicks();
+    done = 0;
     while (!done) {
-        GLenum gl_error;
-        char *sdl_error;
-        SDL_Event event;
-
-        /* Do our drawing, too. */
-        glClearColor(0.0, 0.0, 0.0, 1.0);
-        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-        glBegin(GL_QUADS);
-
-#ifdef SHADED_CUBE
-        glColor3fv(color[0]);
-        glVertex3fv(cube[0]);
-        glColor3fv(color[1]);
-        glVertex3fv(cube[1]);
-        glColor3fv(color[2]);
-        glVertex3fv(cube[2]);
-        glColor3fv(color[3]);
-        glVertex3fv(cube[3]);
-
-        glColor3fv(color[3]);
-        glVertex3fv(cube[3]);
-        glColor3fv(color[4]);
-        glVertex3fv(cube[4]);
-        glColor3fv(color[7]);
-        glVertex3fv(cube[7]);
-        glColor3fv(color[2]);
-        glVertex3fv(cube[2]);
-
-        glColor3fv(color[0]);
-        glVertex3fv(cube[0]);
-        glColor3fv(color[5]);
-        glVertex3fv(cube[5]);
-        glColor3fv(color[6]);
-        glVertex3fv(cube[6]);
-        glColor3fv(color[1]);
-        glVertex3fv(cube[1]);
-
-        glColor3fv(color[5]);
-        glVertex3fv(cube[5]);
-        glColor3fv(color[4]);
-        glVertex3fv(cube[4]);
-        glColor3fv(color[7]);
-        glVertex3fv(cube[7]);
-        glColor3fv(color[6]);
-        glVertex3fv(cube[6]);
-
-        glColor3fv(color[5]);
-        glVertex3fv(cube[5]);
-        glColor3fv(color[0]);
-        glVertex3fv(cube[0]);
-        glColor3fv(color[3]);
-        glVertex3fv(cube[3]);
-        glColor3fv(color[4]);
-        glVertex3fv(cube[4]);
-
-        glColor3fv(color[6]);
-        glVertex3fv(cube[6]);
-        glColor3fv(color[1]);
-        glVertex3fv(cube[1]);
-        glColor3fv(color[2]);
-        glVertex3fv(cube[2]);
-        glColor3fv(color[7]);
-        glVertex3fv(cube[7]);
-#else /* flat cube */
-        glColor3f(1.0, 0.0, 0.0);
-        glVertex3fv(cube[0]);
-        glVertex3fv(cube[1]);
-        glVertex3fv(cube[2]);
-        glVertex3fv(cube[3]);
-
-        glColor3f(0.0, 1.0, 0.0);
-        glVertex3fv(cube[3]);
-        glVertex3fv(cube[4]);
-        glVertex3fv(cube[7]);
-        glVertex3fv(cube[2]);
-
-        glColor3f(0.0, 0.0, 1.0);
-        glVertex3fv(cube[0]);
-        glVertex3fv(cube[5]);
-        glVertex3fv(cube[6]);
-        glVertex3fv(cube[1]);
-
-        glColor3f(0.0, 1.0, 1.0);
-        glVertex3fv(cube[5]);
-        glVertex3fv(cube[4]);
-        glVertex3fv(cube[7]);
-        glVertex3fv(cube[6]);
-
-        glColor3f(1.0, 1.0, 0.0);
-        glVertex3fv(cube[5]);
-        glVertex3fv(cube[0]);
-        glVertex3fv(cube[3]);
-        glVertex3fv(cube[4]);
-
-        glColor3f(1.0, 0.0, 1.0);
-        glVertex3fv(cube[6]);
-        glVertex3fv(cube[1]);
-        glVertex3fv(cube[2]);
-        glVertex3fv(cube[7]);
-#endif /* SHADED_CUBE */
-
-        glEnd();
-
-        glMatrixMode(GL_MODELVIEW);
-        glRotatef(5.0, 1.0, 1.0, 1.0);
-
-        /* Draw 2D logo onto the 3D display */
-        if (logo) {
-            DrawLogoTexture();
+        /* Check for events */
+        ++frames;
+        while (SDL_PollEvent(&event)) {
+            CommonEvent(state, &event, &done);
         }
-        if (logocursor) {
-            DrawLogoCursor();
-        }
-
-        SDL_GL_SwapBuffers();
-
-        /* Check for error conditions. */
-        gl_error = glGetError();
-
-        if (gl_error != GL_NO_ERROR) {
-            fprintf(stderr, "testgl: OpenGL error: %d\n", gl_error);
+        for (i = 0; i < state->num_windows; ++i) {
+            int w, h;
+            SDL_GL_MakeCurrent(state->windows[i], context);
+            SDL_GetWindowSize(state->windows[i], &w, &h);
+            glViewport(0, 0, w, h);
+            Render();
+            SDL_GL_SwapWindow(state->windows[i]);
         }
-
-        sdl_error = SDL_GetError();
-
-        if (sdl_error[0] != '\0') {
-            fprintf(stderr, "testgl: SDL error '%s'\n", sdl_error);
-            SDL_ClearError();
-        }
-
-        /* Allow the user to see what's happening */
-        if (slowly) {
-            SDL_Delay(20);
-        }
-
-        /* Check if there's a pending event. */
-        while (SDL_PollEvent(&event)) {
-            done = HandleEvent(&event);
-        }
-        ++frames;
     }
 
-    /* Print out the frames per second */
-    this_time = SDL_GetTicks();
-    if (this_time != start_time) {
-        printf("%2.2f FPS\n",
-               ((float) frames / (this_time - start_time)) * 1000.0);
-    }
-
-    if (global_image) {
-        SDL_FreeSurface(global_image);
-        global_image = NULL;
-    }
-    if (global_texture) {
-        glDeleteTextures(1, &global_texture);
-        global_texture = 0;
-    }
-    if (cursor_texture) {
-        glDeleteTextures(1, &cursor_texture);
-        cursor_texture = 0;
+    /* Print out some timing information */
+    now = SDL_GetTicks();
+    if (now > then) {
+        printf("%2.2f frames per second\n",
+               ((double) frames * 1000) / (now - then));
     }
-
-    /* Destroy our GL context, etc. */
-    SDL_Quit();
-    return (0);
-}
-
-int
-main(int argc, char *argv[])
-{
-    int i, logo, logocursor = 0;
-    int numtests;
-    int bpp = 0;
-    int slowly;
-    float gamma = 0.0;
-    int noframe = 0;
-    int fsaa = 0;
-    int accel = 0;
-    int sync = 0;
-
-    logo = 0;
-    slowly = 0;
-    numtests = 1;
-    for (i = 1; argv[i]; ++i) {
-        if (strcmp(argv[i], "-twice") == 0) {
-            ++numtests;
-        }
-        if (strcmp(argv[i], "-logo") == 0) {
-            logo = 1;
-        }
-        if (strcmp(argv[i], "-logocursor") == 0) {
-            logocursor = 1;
-        }
-        if (strcmp(argv[i], "-slow") == 0) {
-            slowly = 1;
-        }
-        if (strcmp(argv[i], "-bpp") == 0) {
-            bpp = atoi(argv[++i]);
-        }
-        if (strcmp(argv[i], "-gamma") == 0) {
-            gamma = (float) atof(argv[++i]);
-        }
-        if (strcmp(argv[i], "-noframe") == 0) {
-            noframe = 1;
-        }
-        if (strcmp(argv[i], "-fsaa") == 0) {
-            ++fsaa;
-        }
-        if (strcmp(argv[i], "-accel") == 0) {
-            ++accel;
-        }
-        if (strcmp(argv[i], "-sync") == 0) {
-            ++sync;
-        }
-        if (strncmp(argv[i], "-h", 2) == 0) {
-            printf
-                ("Usage: %s [-twice] [-logo] [-logocursor] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa] [-accel] [-sync] [-fullscreen]\n",
-                 argv[0]);
-            exit(0);
-        }
-    }
-    for (i = 0; i < numtests; ++i) {
-        RunGLTest(argc, argv, logo, logocursor, slowly, bpp, gamma,
-                  noframe, fsaa, sync, accel);
-    }
-    return 0;
+    quit(0);
 }
 
 #else /* HAVE_OPENGL */
--- a/test/testsprite2.c	Tue Jul 18 07:49:51 2006 +0000
+++ b/test/testsprite2.c	Wed Jul 19 04:24:41 2006 +0000
@@ -134,14 +134,14 @@
         int consumed;
 
         consumed = CommonArg(state, i);
+        if (consumed == 0) {
+            num_sprites = SDL_atoi(argv[i]);
+            consumed = 1;
+        }
         if (consumed < 0) {
             fprintf(stderr, "Usage: %s %s", argv[0], CommonUsage(state));
             quit(1);
         }
-        if (consumed == 0) {
-            num_sprites = SDL_atoi(argv[i]);
-            consumed = 1;
-        }
         i += consumed;
     }
     if (!CommonInit(state)) {
@@ -184,7 +184,7 @@
         }
     }
 
-    /* Loop, blitting sprites and waiting for a keystroke */
+    /* Main render loop */
     frames = 0;
     then = SDL_GetTicks();
     done = 0;