Removed implicit glfwMakeCurrentContext.

Implicitly making the context current makes sense in a
single-window API but less sense in a multi-window one.

tests/accuracy.c

@@ -101,6 +101,8 @@ int main(void)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
+
     glfwGetWindowSize(window, &width, &height);
     window_size_callback(window, width, height);
 

tests/clipboard.c

@@ -126,7 +126,9 @@ int main(int argc, char** argv)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
+
     glfwSetKeyCallback(key_callback);
     glfwSetWindowSizeCallback(size_callback);
 

tests/defaults.c

@@ -95,6 +95,7 @@ int main(void)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
     glfwGetWindowSize(window, &width, &height);
 
     printf("window size: %ix%i\n", width, height);

tests/events.c

@@ -383,6 +383,7 @@ int main(void)
 
     printf("Window opened\n");
 
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
 
     glfwGetWindowSize(window, &width, &height);

tests/fsaa.c

@@ -107,6 +107,9 @@ int main(int argc, char** argv)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
+    glfwSwapInterval(1);
+
     if (!glfwExtensionSupported("GL_ARB_multisample"))
     {
         glfwTerminate();
@@ -115,8 +118,6 @@ int main(int argc, char** argv)
         exit(EXIT_FAILURE);
     }
 
-    glfwSwapInterval(1);
-
     glGetIntegerv(GL_SAMPLES_ARB, &samples);
     if (samples)
         printf("Context reports FSAA is available with %i samples\n", samples);

tests/fsfocus.c

@@ -91,7 +91,9 @@ int main(void)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
+
     glfwSetInputMode(window, GLFW_CURSOR_MODE, GLFW_CURSOR_NORMAL);
 
     glfwSetWindowFocusCallback(window_focus_callback);

tests/gamma.c

@@ -141,7 +141,9 @@ int main(int argc, char** argv)
 
     set_gamma(1.f);
 
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
+
     glfwSetKeyCallback(key_callback);
     glfwSetWindowSizeCallback(size_callback);
 

tests/glfwinfo.c

@@ -214,6 +214,8 @@ int main(int argc, char** argv)
     if (!window)
         exit(EXIT_FAILURE);
 
+    glfwMakeContextCurrent(window);
+
     // Report GLFW version
 
     glfwGetVersion(&major, &minor, &revision);

tests/iconify.c

@@ -120,7 +120,9 @@ int main(int argc, char** argv)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
+
     glfwSetKeyCallback(key_callback);
     glfwSetWindowSizeCallback(size_callback);
 

tests/joysticks.c

@@ -196,6 +196,8 @@ int main(void)
     }
 
     glfwSetWindowSizeCallback(window_size_callback);
+
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
 
     while (!glfwGetWindowParam(window, GLFW_CLOSE_REQUESTED))

tests/modes.c

@@ -143,9 +143,11 @@ static void test_modes(void)
             continue;
         }
 
-        glfwSetTime(0.0);
+        glfwMakeContextCurrent(window);
         glfwSwapInterval(1);
 
+        glfwSetTime(0.0);
+
         while (glfwGetTime() < 5.0)
         {
             glClear(GL_COLOR_BUFFER_BIT);

tests/peter.c

@@ -98,13 +98,15 @@ static GLboolean open_window(void)
     if (!window_handle)
         return GL_FALSE;
 
+    glfwMakeContextCurrent(window_handle);
+    glfwSwapInterval(1);
+
     glfwGetCursorPos(window_handle, &cursor_x, &cursor_y);
     printf("Cursor position: %i %i\n", cursor_x, cursor_y);
 
     glfwSetWindowSizeCallback(window_size_callback);
     glfwSetCursorPosCallback(cursor_position_callback);
     glfwSetKeyCallback(key_callback);
-    glfwSwapInterval(1);
 
     return GL_TRUE;
 }

tests/reopen.c

@@ -99,10 +99,12 @@ static GLboolean open_window(int width, int height, int mode)
         return GL_FALSE;
     }
 
+    glfwMakeContextCurrent(window_handle);
+    glfwSwapInterval(1);
+
     glfwSetWindowSizeCallback(window_size_callback);
     glfwSetWindowCloseCallback(window_close_callback);
     glfwSetKeyCallback(key_callback);
-    glfwSwapInterval(1);
 
     printf("Opening %s mode window took %0.3f seconds\n",
            get_mode_name(mode),

tests/sharing.c

@@ -68,9 +68,11 @@ static GLFWwindow open_window(const char* title, GLFWwindow share)
     if (!window)
         return NULL;
 
+    glfwMakeContextCurrent(window);
+    glfwSwapInterval(1);
+
     glfwSetWindowCloseCallback(window_close_callback);
     glfwSetKeyCallback(key_callback);
-    glfwSwapInterval(1);
 
     return window;
 }

tests/tearing.c

@@ -81,6 +81,7 @@ int main(void)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
     set_swap_interval(window, swap_interval);
 
     glfwSetWindowSizeCallback(window_size_callback);

tests/title.c

@@ -54,6 +54,7 @@ int main(void)
         exit(EXIT_FAILURE);
     }
 
+    glfwMakeContextCurrent(window);
     glfwSwapInterval(1);
 
     glfwSetWindowSizeCallback(window_size_callback);

tests/windows.c

@@ -64,12 +64,13 @@ int main(void)
             exit(EXIT_FAILURE);
         }
 
-        glfwSetWindowPos(windows[i], 100 + (i & 1) * 300, 100 + (i >> 1) * 300);
-
+        glfwMakeContextCurrent(windows[i]);
         glClearColor((GLclampf) (i & 1),
                      (GLclampf) (i >> 1),
                      i ? 0.0 : 1.0,
                      0.0);
+
+        glfwSetWindowPos(windows[i], 100 + (i & 1) * 300, 100 + (i >> 1) * 300);
     }
 
     while (running)