GetMonitorWidth()/GetMonitorHeight(): return current video resolution instead max available (#2514)

* GetMonitorWidth()/GetMonitorHeight(): current video resolution instead max available

* adapt header comment to reflect change

src/raylib.h

@@ -939,8 +939,8 @@ RLAPI int GetRenderHeight(void);                                  // Get current
 RLAPI int GetMonitorCount(void);                                  // Get number of connected monitors
 RLAPI int GetCurrentMonitor(void);                                // Get current connected monitor
 RLAPI Vector2 GetMonitorPosition(int monitor);                    // Get specified monitor position
-RLAPI int GetMonitorWidth(int monitor);                           // Get specified monitor width (max available by monitor)
-RLAPI int GetMonitorHeight(int monitor);                          // Get specified monitor height (max available by monitor)
+RLAPI int GetMonitorWidth(int monitor);                           // Get specified monitor width (current video mode used by monitor)
+RLAPI int GetMonitorHeight(int monitor);                          // Get specified monitor height (current video mode used by monitor)
 RLAPI int GetMonitorPhysicalWidth(int monitor);                   // Get specified monitor physical width in millimetres
 RLAPI int GetMonitorPhysicalHeight(int monitor);                  // Get specified monitor physical height in millimetres
 RLAPI int GetMonitorRefreshRate(int monitor);                     // Get specified monitor refresh rate

src/rcore.c

@@ -1723,7 +1723,7 @@ int GetCurrentMonitor(void)
 #endif
 }
 
-// Get selected monitor width
+// Get selected monitor position
 Vector2 GetMonitorPosition(int monitor)
 {
 #if defined(PLATFORM_DESKTOP)
@@ -1742,7 +1742,7 @@ Vector2 GetMonitorPosition(int monitor)
     return (Vector2){ 0, 0 };
 }
 
-// Get selected monitor width (max available by monitor)
+// Get selected monitor width (currently used by monitor)
 int GetMonitorWidth(int monitor)
 {
 #if defined(PLATFORM_DESKTOP)
@@ -1751,11 +1751,8 @@ int GetMonitorWidth(int monitor)
 
     if ((monitor >= 0) && (monitor < monitorCount))
     {
-        int count = 0;
-        const GLFWvidmode *modes = glfwGetVideoModes(monitors[monitor], &count);
-
-        // We return the maximum resolution available, the last one in the modes array
-        if (count > 0) return modes[count - 1].width;
+        const GLFWvidmode *mode = glfwGetVideoMode(monitors[monitor]);
+        if(mode) return mode->width;
         else TRACELOG(LOG_WARNING, "GLFW: Failed to find video mode for selected monitor");
     }
     else TRACELOG(LOG_WARNING, "GLFW: Failed to find selected monitor");
@@ -1763,7 +1760,7 @@ int GetMonitorWidth(int monitor)
     return 0;
 }
 
-// Get selected monitor width (max available by monitor)
+// Get selected monitor height (currently used by monitor)
 int GetMonitorHeight(int monitor)
 {
 #if defined(PLATFORM_DESKTOP)
@@ -1772,11 +1769,8 @@ int GetMonitorHeight(int monitor)
 
     if ((monitor >= 0) && (monitor < monitorCount))
     {
-        int count = 0;
-        const GLFWvidmode *modes = glfwGetVideoModes(monitors[monitor], &count);
-
-        // We return the maximum resolution available, the last one in the modes array
-        if (count > 0) return modes[count - 1].height;
+        const GLFWvidmode *mode = glfwGetVideoMode(monitors[monitor]);
+        if(mode) return mode->height;
         else TRACELOG(LOG_WARNING, "GLFW: Failed to find video mode for selected monitor");
     }
     else TRACELOG(LOG_WARNING, "GLFW: Failed to find selected monitor");