mirror of
https://github.com/raysan5/raylib.git
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100 lines
4.2 KiB
C
100 lines
4.2 KiB
C
/*******************************************************************************************
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*
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* raylib [core] example - highdpi testbed
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*
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* Example complexity rating: [★☆☆☆] 1/4
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*
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* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
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*
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* Example contributed by Ramon Santamaria (@raysan5) and reviewed by Ramon Santamaria (@raysan5)
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2025 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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#include "raylib.h"
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//------------------------------------------------------------------------------------
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// Program main entry point
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//------------------------------------------------------------------------------------
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int main(void)
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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SetConfigFlags(FLAG_WINDOW_HIGHDPI | FLAG_WINDOW_RESIZABLE);
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InitWindow(screenWidth, screenHeight, "raylib [core] example - highdpi testbed");
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Vector2 scaleDpi = GetWindowScaleDPI();
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Vector2 mousePos = GetMousePosition();
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int currentMonitor = GetCurrentMonitor();
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int gridSpacing = 40; // Grid spacing in pixels
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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mousePos = GetMousePosition();
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currentMonitor = GetCurrentMonitor();
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scaleDpi = GetWindowScaleDPI();
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if (IsKeyPressed(KEY_SPACE)) ToggleBorderlessWindowed();
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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// Draw grid
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for (int h = 0; h < 20; h++)
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{
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DrawText(TextFormat("%02i", h*gridSpacing), 4, h*gridSpacing - 4, 10, GRAY);
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DrawLine(24, h*gridSpacing, GetScreenWidth(), h*gridSpacing, LIGHTGRAY);
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}
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for (int v = 0; v < 40; v++)
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{
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DrawText(TextFormat("%02i", v*gridSpacing), v*gridSpacing - 10, 4, 10, GRAY);
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DrawLine(v*gridSpacing, 20, v*gridSpacing, GetScreenHeight(), LIGHTGRAY);
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}
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// Draw UI info
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DrawText(TextFormat("CURRENT MONITOR: %i/%i (%ix%i)", currentMonitor + 1, GetMonitorCount(),
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GetMonitorWidth(currentMonitor), GetMonitorHeight(currentMonitor)), 50, 50, 20, DARKGRAY);
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DrawText(TextFormat("SCREEN SIZE: %ix%i", GetScreenWidth(), GetScreenHeight()), 50, 90, 20, DARKGRAY);
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DrawText(TextFormat("RENDER SIZE: %ix%i", GetRenderWidth(), GetRenderHeight()), 50, 130, 20, DARKGRAY);
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DrawText(TextFormat("SCALE FACTOR: %.1fx%.1f", scaleDpi.x, scaleDpi.y), 50, 170, 20, GRAY);
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// Draw mouse position
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DrawCircleV(GetMousePosition(), 20, MAROON);
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DrawRectangle(mousePos.x - 25, mousePos.y, 50, 2, BLACK);
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DrawRectangle(mousePos.x, mousePos.y - 25, 2, 50, BLACK);
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DrawText(TextFormat("[%i,%i]", GetMouseX(), GetMouseY()), mousePos.x - 44,
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(mousePos.y > GetScreenHeight() - 60)? mousePos.y - 46 : mousePos.y + 30, 20, BLACK);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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// TODO: Unload all loaded resources at this point
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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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