Merge 2e2d0cbd2b into 5f497d0687

examples/models/models_animation.c

@@ -94,7 +94,7 @@ int main(void)
             EndMode3D();
 
             DrawText("PRESS SPACE to PLAY MODEL ANIMATION", 10, 10, 20, MAROON);
-            DrawText("(c) Guy IQM 3D model by @culacant", screenWidth - 200, screenHeight - 20, 10, GRAY);
+            DrawText("(c) Guy IQM 3D model by @culacant", GetScreenWidth() - 200, GetScreenHeight() - 20, 10, GRAY);
 
         EndDrawing();
         //----------------------------------------------------------------------------------

examples/models/models_box_collisions.c

@@ -111,7 +111,7 @@ int main(void)
 
             EndMode3D();
 
-            DrawText("Move player with arrow keys to collide", 220, 40, 20, GRAY);
+            DrawText("Move player with arrow keys to collide", GetScreenWidth()/2 - 220, 40, 20, GRAY);
 
             DrawFPS(10, 10);
 
@@ -125,4 +125,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/models/models_heightmap.c

@@ -71,8 +71,8 @@ int main(void)
 
             EndMode3D();
 
-            DrawTexture(texture, screenWidth - texture.width - 20, 20, WHITE);
+            DrawTexture(texture, GetScreenWidth() - texture.width - 20, 20, WHITE);
-            DrawRectangleLines(screenWidth - texture.width - 20, 20, texture.width, texture.height, GREEN);
+            DrawRectangleLines(GetScreenWidth() - texture.width - 20, 20, texture.width, texture.height, GREEN);
 
             DrawFPS(10, 10);
 
@@ -89,4 +89,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/models/models_loading.c

@@ -135,7 +135,7 @@ int main(void)
             DrawText("Drag & drop model to load mesh/texture.", 10, GetScreenHeight() - 20, 10, DARKGRAY);
             if (selected) DrawText("MODEL SELECTED", GetScreenWidth() - 110, 10, 10, GREEN);
 
-            DrawText("(c) Castle 3D model by Alberto Cano", screenWidth - 200, screenHeight - 20, 10, GRAY);
+            DrawText("(c) Castle 3D model by Alberto Cano", GetScreenWidth() - 200, GetScreenHeight() - 20, 10, GRAY);
 
             DrawFPS(10, 10);
 
@@ -152,4 +152,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/models/models_loading_vox.c

@@ -182,11 +182,11 @@ int main(void)
 		EndMode3D();
 
 		// Display info
-		DrawRectangle(10, 400, 340, 60, Fade(SKYBLUE, 0.5f));
+		DrawRectangle(10, GetScreenHeight() - 50, 340, 60, Fade(SKYBLUE, 0.5f));
-		DrawRectangleLines(10, 400, 340, 60, Fade(DARKBLUE, 0.5f));
+		DrawRectangleLines(10, GetScreenHeight() - 50, 340, 60, Fade(DARKBLUE, 0.5f));
-		DrawText("MOUSE LEFT BUTTON to CYCLE VOX MODELS", 40, 410, 10, BLUE);
+		DrawText("MOUSE LEFT BUTTON to CYCLE VOX MODELS", 40, GetScreenHeight() - 50 + 10, 10, BLUE);
-		DrawText("MOUSE MIDDLE BUTTON to ZOOM OR ROTATE CAMERA", 40, 420, 10, BLUE);
+		DrawText("MOUSE MIDDLE BUTTON to ZOOM OR ROTATE CAMERA", 40, GetScreenHeight() - 50 + 20, 10, BLUE);
-		DrawText("UP-DOWN-LEFT-RIGHT KEYS to MOVE CAMERA", 40, 430, 10, BLUE);
+		DrawText("UP-DOWN-LEFT-RIGHT KEYS to MOVE CAMERA", 40, GetScreenHeight() - 50 + 30, 10, BLUE);
 		DrawText(TextFormat("File: %s", GetFileName(voxFileNames[currentModel])), 10, 10, 20, GRAY);
 
 		EndDrawing();

examples/models/models_mesh_generation.c

@@ -110,21 +110,21 @@ int main(void)
 
             EndMode3D();
 
-            DrawRectangle(30, 400, 310, 30, Fade(SKYBLUE, 0.5f));
+            DrawRectangle(30, GetScreenHeight() - 50, 310, 30, Fade(SKYBLUE, 0.5f));
-            DrawRectangleLines(30, 400, 310, 30, Fade(DARKBLUE, 0.5f));
+            DrawRectangleLines(30, GetScreenHeight() - 50, 310, 30, Fade(DARKBLUE, 0.5f));
-            DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL MODELS", 40, 410, 10, BLUE);
+            DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL MODELS", 40, GetScreenHeight() - 50 + 10, 10, BLUE);
 
             switch (currentModel)
             {
-                case 0: DrawText("PLANE", 680, 10, 20, DARKBLUE); break;
+                case 0: DrawText("PLANE", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 1: DrawText("CUBE", 680, 10, 20, DARKBLUE); break;
+                case 1: DrawText("CUBE", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 2: DrawText("SPHERE", 680, 10, 20, DARKBLUE); break;
+                case 2: DrawText("SPHERE", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 3: DrawText("HEMISPHERE", 640, 10, 20, DARKBLUE); break;
+                case 3: DrawText("HEMISPHERE", GetScreenWidth() - 160, 10, 20, DARKBLUE); break;
-                case 4: DrawText("CYLINDER", 680, 10, 20, DARKBLUE); break;
+                case 4: DrawText("CYLINDER", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 5: DrawText("TORUS", 680, 10, 20, DARKBLUE); break;
+                case 5: DrawText("TORUS", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 6: DrawText("KNOT", 680, 10, 20, DARKBLUE); break;
+                case 6: DrawText("KNOT", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 7: DrawText("POLY", 680, 10, 20, DARKBLUE); break;
+                case 7: DrawText("POLY", GetScreenWidth() - 120, 10, 20, DARKBLUE); break;
-                case 8: DrawText("Custom (triangle)", 580, 10, 20, DARKBLUE); break;
+                case 8: DrawText("Custom (triangle)", GetScreenWidth() - 220, 10, 20, DARKBLUE); break;
                 default: break;
             }
 

examples/models/models_mesh_picking.c

@@ -226,9 +226,9 @@ int main(void)
                     DrawText(TextFormat("Barycenter: %3.2f %3.2f %3.2f",  bary.x, bary.y, bary.z), 10, ypos + 45, 10, BLACK);
             }
 
-            DrawText("Right click mouse to toggle camera controls", 10, 430, 10, GRAY);
+            DrawText("Right click mouse to toggle camera controls", 10, GetScreenHeight() - 20, 10, GRAY);
 
-            DrawText("(c) Turret 3D model by Alberto Cano", screenWidth - 200, screenHeight - 20, 10, GRAY);
+            DrawText("(c) Turret 3D model by Alberto Cano", GetScreenWidth() - 200, GetScreenHeight() - 20, 10, GRAY);
 
             DrawFPS(10, 10);
 
@@ -245,4 +245,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/models/models_point_rendering.c

@@ -125,7 +125,7 @@ int main()
             EndMode3D();
 
             // Draw UI text
-            DrawText(TextFormat("Point Count: %d", numPoints), 20, screenHeight - 50, 40, WHITE);
+            DrawText(TextFormat("Point Count: %d", numPoints), 20, GetScreenHeight() - 50, 40, WHITE);
             DrawText("Up - increase points", 20, 70, 20, WHITE);
             DrawText("Down - decrease points", 20, 100, 20, WHITE);
             DrawText("Space - drawing function", 20, 130, 20, WHITE);

examples/models/models_rlgl_solar_system.c

@@ -112,7 +112,7 @@ int main(void)
 
             EndMode3D();
 
-            DrawText("EARTH ORBITING AROUND THE SUN!", 400, 10, 20, MAROON);
+            DrawText("EARTH ORBITING AROUND THE SUN!", GetScreenWidth() - 400, 10, 20, MAROON);
             DrawFPS(10, 10);
 
         EndDrawing();

examples/models/models_yaw_pitch_roll.c

@@ -101,13 +101,13 @@ int main(void)
             EndMode3D();
 
             // Draw controls info
-            DrawRectangle(30, 370, 260, 70, Fade(GREEN, 0.5f));
+            DrawRectangle(30, GetScreenHeight() - 80, 260, 70, Fade(GREEN, 0.5f));
-            DrawRectangleLines(30, 370, 260, 70, Fade(DARKGREEN, 0.5f));
+            DrawRectangleLines(30, GetScreenHeight() - 80, 260, 70, Fade(DARKGREEN, 0.5f));
-            DrawText("Pitch controlled with: KEY_UP / KEY_DOWN", 40, 380, 10, DARKGRAY);
+            DrawText("Pitch controlled with: KEY_UP / KEY_DOWN", 40, GetScreenHeight() - 70, 10, DARKGRAY);
-            DrawText("Roll controlled with: KEY_LEFT / KEY_RIGHT", 40, 400, 10, DARKGRAY);
+            DrawText("Roll controlled with: KEY_LEFT / KEY_RIGHT", 40, GetScreenHeight() - 50, 10, DARKGRAY);
-            DrawText("Yaw controlled with: KEY_A / KEY_S", 40, 420, 10, DARKGRAY);
+            DrawText("Yaw controlled with: KEY_A / KEY_S", 40, GetScreenHeight() - 30, 10, DARKGRAY);
 
-            DrawText("(c) WWI Plane Model created by GiaHanLam", screenWidth - 240, screenHeight - 20, 10, DARKGRAY);
+            DrawText("(c) WWI Plane Model created by GiaHanLam", GetScreenWidth() - 240, GetScreenHeight() - 20, 10, DARKGRAY);
 
         EndDrawing();
         //----------------------------------------------------------------------------------

examples/shaders/resources/shaders/glsl100/swirl.fs

@@ -12,19 +12,15 @@ uniform vec4 colDiffuse;
 
 // NOTE: Add your custom variables here
 
-// NOTE: Render size values should be passed from code
-const float renderWidth = 800.0;
-const float renderHeight = 450.0;
-
 float radius = 250.0;
 float angle = 0.8;
 
+uniform vec2 size = { 800.0, 450.0 };
 uniform vec2 center;
 
 void main()
 {
-    vec2 texSize = vec2(renderWidth, renderHeight);
+    vec2 tc = fragTexCoord*size;
-    vec2 tc = fragTexCoord*texSize;
     tc -= center;
 
     float dist = length(tc);
@@ -40,7 +36,7 @@ void main()
     }
 
     tc += center;
-    vec4 color = texture2D(texture0, tc/texSize)*colDiffuse*fragColor;;
+    vec4 color = texture2D(texture0, tc/size)*colDiffuse*fragColor;;
 
     gl_FragColor = vec4(color.rgb, 1.0);
 }

examples/shaders/resources/shaders/glsl120/swirl.fs

@@ -10,19 +10,15 @@ uniform vec4 colDiffuse;
 
 // NOTE: Add your custom variables here
 
-// NOTE: Render size values should be passed from code
-const float renderWidth = 800;
-const float renderHeight = 450;
-
 float radius = 250.0;
 float angle = 0.8;
 
+uniform vec2 size   = vec2(800.0, 450.0);
 uniform vec2 center;
 
 void main()
 {
-    vec2 texSize = vec2(renderWidth, renderHeight);
+    vec2 tc = fragTexCoord*size;
-    vec2 tc = fragTexCoord*texSize;
     tc -= center;
 
     float dist = length(tc);
@@ -38,7 +34,7 @@ void main()
     }
 
     tc += center;
-    vec4 color = texture2D(texture0, tc/texSize)*colDiffuse*fragColor;;
+    vec4 color = texture2D(texture0, tc/size)*colDiffuse*fragColor;;
 
     gl_FragColor = vec4(color.rgb, 1.0);;
-}
+}

examples/shaders/resources/shaders/glsl330/swirl.fs

@@ -13,19 +13,15 @@ out vec4 finalColor;
 
 // NOTE: Add your custom variables here
 
-// NOTE: Render size values should be passed from code
-const float renderWidth = 800;
-const float renderHeight = 450;
-
 float radius = 250.0;
 float angle = 0.8;
 
+uniform vec2 size   = vec2(800.0, 450.0);
 uniform vec2 center = vec2(200.0, 200.0);
 
 void main()
 {
-    vec2 texSize = vec2(renderWidth, renderHeight);
+    vec2 tc = fragTexCoord*size;
-    vec2 tc = fragTexCoord*texSize;
     tc -= center;
 
     float dist = length(tc);
@@ -41,7 +37,7 @@ void main()
     }
 
     tc += center;
-    vec4 color = texture(texture0, tc/texSize)*colDiffuse*fragColor;;
+    vec4 color = texture(texture0, tc/size)*colDiffuse*fragColor;;
 
     finalColor = vec4(color.rgb, 1.0);;
-}
+}

examples/shaders/shaders_basic_pbr.c

@@ -263,7 +263,7 @@ int main()
             
             DrawText("Toggle lights: [1][2][3][4]", 10, 40, 20, LIGHTGRAY);
 
-            DrawText("(c) Old Rusty Car model by Renafox (https://skfb.ly/LxRy)", screenWidth - 320, screenHeight - 20, 10, LIGHTGRAY);
+            DrawText("(c) Old Rusty Car model by Renafox (https://skfb.ly/LxRy)", GetScreenWidth() - 320, GetScreenHeight() - 20, 10, LIGHTGRAY);
             
             DrawFPS(10, 10);
 

examples/shaders/shaders_custom_uniform.c

@@ -35,8 +35,10 @@ int main(void)
 {
     // Initialization
     //--------------------------------------------------------------------------------------
-    const int screenWidth = 800;
+    int screenWidth = 800;
-    const int screenHeight = 450;
+    int screenHeight = 450;
+    float swirlSize[2]   = { (float)screenWidth, (float)screenHeight };
+    float swirlCenter[2] = { (float)screenWidth/2, (float)screenHeight/2 };
 
     SetConfigFlags(FLAG_MSAA_4X_HINT);      // Enable Multi Sampling Anti Aliasing 4x (if available)
 
@@ -62,12 +64,11 @@ int main(void)
 
     // Get variable (uniform) location on the shader to connect with the program
     // NOTE: If uniform variable could not be found in the shader, function returns -1
+    int swirlSizeLoc = GetShaderLocation(shader, "size");
     int swirlCenterLoc = GetShaderLocation(shader, "center");
 
-    float swirlCenter[2] = { (float)screenWidth/2, (float)screenHeight/2 };
-
     // Create a RenderTexture2D to be used for render to texture
-    RenderTexture2D target = LoadRenderTexture(screenWidth, screenHeight);
+    RenderTexture2D target;
 
     SetTargetFPS(60);                   // Set our game to run at 60 frames-per-second
     //--------------------------------------------------------------------------------------
@@ -75,15 +76,24 @@ int main(void)
     // Main game loop
     while (!WindowShouldClose())        // Detect window close button or ESC key
     {
+        screenWidth = GetScreenWidth();
+        screenHeight = GetScreenHeight();
+        // Create a RenderTexture2D to be used for render to texture
+        UnloadRenderTexture(target);
+        target = LoadRenderTexture(screenWidth, screenHeight);
+
         // Update
         //----------------------------------------------------------------------------------
         UpdateCamera(&camera, CAMERA_ORBITAL);
         
         Vector2 mousePosition = GetMousePosition();
 
+        swirlSize[0] = screenWidth;
+        swirlSize[1] = screenHeight;
+        SetShaderValue(shader, swirlSizeLoc, swirlSize, SHADER_UNIFORM_VEC2);
+
         swirlCenter[0] = mousePosition.x;
         swirlCenter[1] = screenHeight - mousePosition.y;
-
         // Send new value to the shader to be used on drawing
         SetShaderValue(shader, swirlCenterLoc, swirlCenter, SHADER_UNIFORM_VEC2);
         //----------------------------------------------------------------------------------
@@ -98,7 +108,7 @@ int main(void)
                 DrawGrid(10, 1.0f);     // Draw a grid
             EndMode3D();                // End 3d mode drawing, returns to orthographic 2d mode
 
-            DrawText("TEXT DRAWN IN RENDER TEXTURE", 200, 10, 30, RED);
+            DrawText("TEXT DRAWN IN RENDER TEXTURE", screenWidth - 600, 10, 30, RED);
         EndTextureMode();               // End drawing to texture (now we have a texture available for next passes)
 
         BeginDrawing();
@@ -107,7 +117,7 @@ int main(void)
             // Enable shader using the custom uniform
             BeginShaderMode(shader);
                 // NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom)
-                DrawTextureRec(target.texture, (Rectangle){ 0, 0, (float)target.texture.width, (float)-target.texture.height }, (Vector2){ 0, 0 }, WHITE);
+                DrawTextureRec(target.texture, (Rectangle){ 0, 0, (float)screenWidth, (float)-screenHeight }, (Vector2){ 0, 0 }, WHITE);
             EndShaderMode();
 
             // Draw some 2d text over drawn texture
@@ -128,4 +138,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/shaders/shaders_hot_reloading.c

@@ -51,9 +51,6 @@ int main(void)
     int mouseLoc = GetShaderLocation(shader, "mouse");
     int timeLoc = GetShaderLocation(shader, "time");
 
-    float resolution[2] = { (float)screenWidth, (float)screenHeight };
-    SetShaderValue(shader, resolutionLoc, resolution, SHADER_UNIFORM_VEC2);
-
     float totalTime = 0.0f;
     bool shaderAutoReloading = false;
 
@@ -65,6 +62,9 @@ int main(void)
     {
         // Update
         //----------------------------------------------------------------------------------
+        float resolution[2] = { (float)GetScreenWidth(), (float)GetScreenHeight() };
+        SetShaderValue(shader, resolutionLoc, resolution, SHADER_UNIFORM_VEC2);
+
         totalTime += GetFrameTime();
         Vector2 mouse = GetMousePosition();
         float mousePos[2] = { mouse.x, mouse.y };
@@ -113,14 +113,14 @@ int main(void)
 
             // We only draw a white full-screen rectangle, frame is generated in shader
             BeginShaderMode(shader);
-                DrawRectangle(0, 0, screenWidth, screenHeight, WHITE);
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), WHITE);
             EndShaderMode();
 
             DrawText(TextFormat("PRESS [A] to TOGGLE SHADER AUTOLOADING: %s",
                      shaderAutoReloading? "AUTO" : "MANUAL"), 10, 10, 10, shaderAutoReloading? RED : BLACK);
             if (!shaderAutoReloading) DrawText("MOUSE CLICK to SHADER RE-LOADING", 10, 30, 10, BLACK);
 
-            DrawText(TextFormat("Shader last modification: %s", asctime(localtime(&fragShaderFileModTime))), 10, 430, 10, BLACK);
+            DrawText(TextFormat("Shader last modification: %s", asctime(localtime(&fragShaderFileModTime))), 10, GetScreenHeight() - 20, 10, BLACK);
 
         EndDrawing();
         //----------------------------------------------------------------------------------

examples/shaders/shaders_hybrid_render.c

@@ -69,12 +69,6 @@ int main(void)
     marchLocs.camDir = GetShaderLocation(shdrRaymarch, "camDir");
     marchLocs.screenCenter = GetShaderLocation(shdrRaymarch, "screenCenter");
 
-    // Transfer screenCenter position to shader. Which is used to calculate ray direction. 
-    Vector2 screenCenter = {.x = screenWidth/2.0f, .y = screenHeight/2.0f};
-    SetShaderValue(shdrRaymarch, marchLocs.screenCenter , &screenCenter , SHADER_UNIFORM_VEC2);
-
-    // Use Customized function to create writable depth texture buffer
-    RenderTexture2D target = LoadRenderTextureDepthTex(screenWidth, screenHeight);
 
     // Define the camera to look into our 3d world
     Camera camera = {
@@ -87,6 +81,7 @@ int main(void)
     
     // Camera FOV is pre-calculated in the camera Distance.
     float camDist = 1.0f/(tanf(camera.fovy*0.5f*DEG2RAD));
+    RenderTexture2D target;
     
     SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
     //--------------------------------------------------------------------------------------
@@ -96,6 +91,14 @@ int main(void)
     {
         // Update
         //----------------------------------------------------------------------------------
+        // Use Customized function to create writable depth texture buffer
+        // Transfer screenCenter position to shader. Which is used to calculate ray direction.
+		UnloadRenderTexture(target);
+	    target = LoadRenderTextureDepthTex(GetScreenWidth(), GetScreenHeight());
+        Vector2 screenCenter = {.x = GetScreenWidth()/2.0f, .y = GetScreenHeight()/2.0f};
+        SetShaderValue(shdrRaymarch, marchLocs.screenCenter , &screenCenter , SHADER_UNIFORM_VEC2);
+
+
         UpdateCamera(&camera, CAMERA_ORBITAL);
 
         // Update Camera Postion in the ray march shader.
@@ -115,7 +118,7 @@ int main(void)
             // Raymarch Scene
             rlEnableDepthTest(); //Manually enable Depth Test to handle multiple rendering methods.
             BeginShaderMode(shdrRaymarch);
-                DrawRectangleRec((Rectangle){0,0, (float)screenWidth, (float)screenHeight},WHITE);
+                DrawRectangleRec((Rectangle){0,0, (float)GetScreenWidth(), (float)GetScreenHeight()},WHITE);
             EndShaderMode();
             
             // Rasterize Scene
@@ -134,7 +137,7 @@ int main(void)
         BeginDrawing();
             ClearBackground(RAYWHITE);
         
-            DrawTextureRec(target.texture, (Rectangle) { 0, 0, (float)screenWidth, (float)-screenHeight }, (Vector2) { 0, 0 }, WHITE);
+            DrawTextureRec(target.texture, (Rectangle) { 0, 0, (float)GetScreenWidth(), (float)-GetScreenHeight() }, (Vector2) { 0, 0 }, WHITE);
             DrawFPS(10, 10);
         EndDrawing();
         //----------------------------------------------------------------------------------

examples/shaders/shaders_model_shader.c

@@ -88,7 +88,7 @@ int main(void)
 
             EndMode3D();
 
-            DrawText("(c) Watermill 3D model by Alberto Cano", screenWidth - 210, screenHeight - 20, 10, GRAY);
+            DrawText("(c) Watermill 3D model by Alberto Cano", GetScreenWidth() - 210, GetScreenHeight() - 20, 10, GRAY);
 
             DrawFPS(10, 10);
 
@@ -106,4 +106,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/shaders/shaders_postprocessing.c

@@ -133,6 +133,8 @@ int main(void)
 
         // Draw
         //----------------------------------------------------------------------------------
+        UnloadRenderTexture(target);
+        target = LoadRenderTexture(GetScreenWidth(), GetScreenHeight());
         BeginTextureMode(target);       // Enable drawing to texture
             ClearBackground(RAYWHITE);  // Clear texture background
 
@@ -148,17 +150,17 @@ int main(void)
             // Render generated texture using selected postprocessing shader
             BeginShaderMode(shaders[currentShader]);
                 // NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom)
-                DrawTextureRec(target.texture, (Rectangle){ 0, 0, (float)target.texture.width, (float)-target.texture.height }, (Vector2){ 0, 0 }, WHITE);
+                DrawTextureRec(target.texture, (Rectangle){ 0, 0, (float)GetScreenWidth(), (float)-GetScreenHeight() }, (Vector2){0, 0}, WHITE);
             EndShaderMode();
 
             // Draw 2d shapes and text over drawn texture
             DrawRectangle(0, 9, 580, 30, Fade(LIGHTGRAY, 0.7f));
 
-            DrawText("(c) Church 3D model by Alberto Cano", screenWidth - 200, screenHeight - 20, 10, GRAY);
+            DrawText("(c) Church 3D model by Alberto Cano", GetScreenWidth() - 200, GetScreenHeight() - 20, 10, GRAY);
             DrawText("CURRENT POSTPRO SHADER:", 10, 15, 20, BLACK);
             DrawText(postproShaderText[currentShader], 330, 15, 20, RED);
             DrawText("< >", 540, 10, 30, DARKBLUE);
-            DrawFPS(700, 15);
+            DrawFPS(GetScreenWidth() - 100, 15);
         EndDrawing();
         //----------------------------------------------------------------------------------
     }

examples/shaders/shaders_rounded_rectangle.c

@@ -112,7 +112,7 @@ int main(void)
             DrawText("Rounded rectangle", (int)rec.x - 20, (int)rec.y - 35, 10, DARKGRAY);
 
             // Flip Y axis to match shader coordinate system
-            rec.y = screenHeight - rec.y - rec.height;
+            rec.y = GetScreenHeight() - rec.y - rec.height;
             SetShaderValue(shader, roundedRectangle.rectangleLoc, (float[]){ rec.x, rec.y, rec.width, rec.height }, SHADER_UNIFORM_VEC4);
 
             // Only rectangle color
@@ -121,7 +121,7 @@ int main(void)
             SetShaderValue(shader, roundedRectangle.borderColorLoc, (float[]) { 0.0f, 0.0f, 0.0f, 0.0f }, SHADER_UNIFORM_VEC4);
 
             BeginShaderMode(shader);
-                DrawRectangle(0, 0, screenWidth, screenHeight, WHITE);
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), WHITE);
             EndShaderMode();
 
 
@@ -131,7 +131,7 @@ int main(void)
             DrawRectangleLines((int)rec.x - 20, (int)rec.y - 20, (int)rec.width + 40, (int)rec.height + 40, DARKGRAY);
             DrawText("Rounded rectangle shadow", (int)rec.x - 20, (int)rec.y - 35, 10, DARKGRAY);
 
-            rec.y = screenHeight - rec.y - rec.height;
+            rec.y = GetScreenHeight() - rec.y - rec.height;
             SetShaderValue(shader, roundedRectangle.rectangleLoc, (float[]){ rec.x, rec.y, rec.width, rec.height }, SHADER_UNIFORM_VEC4);
 
             // Only shadow color
@@ -140,7 +140,7 @@ int main(void)
             SetShaderValue(shader, roundedRectangle.borderColorLoc, (float[]) { 0.0f, 0.0f, 0.0f, 0.0f }, SHADER_UNIFORM_VEC4);
 
             BeginShaderMode(shader);
-                DrawRectangle(0, 0, screenWidth, screenHeight, WHITE);
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), WHITE);
             EndShaderMode();
 
 
@@ -150,7 +150,7 @@ int main(void)
             DrawRectangleLines((int)rec.x - 20, (int)rec.y - 20, (int)rec.width + 40, (int)rec.height + 40, DARKGRAY);
             DrawText("Rounded rectangle border", (int)rec.x - 20, (int)rec.y - 35, 10, DARKGRAY);
 
-            rec.y = screenHeight - rec.y - rec.height;
+            rec.y = GetScreenHeight() - rec.y - rec.height;
             SetShaderValue(shader, roundedRectangle.rectangleLoc, (float[]){ rec.x, rec.y, rec.width, rec.height }, SHADER_UNIFORM_VEC4);
 
             // Only border color
@@ -159,17 +159,17 @@ int main(void)
             SetShaderValue(shader, roundedRectangle.borderColorLoc, (float[]) { borderColor.r/255.0f, borderColor.g/255.0f, borderColor.b/255.0f, borderColor.a/255.0f }, SHADER_UNIFORM_VEC4);
 
             BeginShaderMode(shader);
-                DrawRectangle(0, 0, screenWidth, screenHeight, WHITE);
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), WHITE);
             EndShaderMode();
 
 
 
             // Draw one more rectangle with all three colors
-            rec = (Rectangle){ 240, 80, 500, 300 };
+            rec = (Rectangle){ 240, 80, GetScreenWidth() - 300, GetScreenHeight() - 150 };
-            DrawRectangleLines((int)rec.x - 30, (int)rec.y - 30, (int)rec.width + 60, (int)rec.height + 60, DARKGRAY);
+            DrawRectangleLines(rec.x - 30, rec.y - 30, rec.width + 60, rec.height + 60, DARKGRAY);
-            DrawText("Rectangle with all three combined", (int)rec.x - 30, (int)rec.y - 45, 10, DARKGRAY);
+            DrawText("Rectangle with all three combined", rec.x - 30, rec.y - 45, 10, DARKGRAY);
 
-            rec.y = screenHeight - rec.y - rec.height;
+            rec.y = GetScreenHeight() - rec.y - rec.height;
             SetShaderValue(shader, roundedRectangle.rectangleLoc, (float[]){ rec.x, rec.y, rec.width, rec.height }, SHADER_UNIFORM_VEC4);
 
             // All three colors
@@ -178,10 +178,10 @@ int main(void)
             SetShaderValue(shader, roundedRectangle.borderColorLoc, (float[]) { borderColor.r/255.0f, borderColor.g/255.0f, borderColor.b/255.0f, borderColor.a/255.0f }, SHADER_UNIFORM_VEC4);
 
             BeginShaderMode(shader);
-                DrawRectangle(0, 0, screenWidth, screenHeight, WHITE);
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), WHITE);
             EndShaderMode();
 
-            DrawText("(c) Rounded rectangle SDF by Iñigo Quilez. MIT License.", screenWidth - 300, screenHeight - 20, 10, BLACK);
+            DrawText("(c) Rounded rectangle SDF by Iñigo Quilez. MIT License.", GetScreenWidth() - 300, GetScreenHeight() - 20, 10, BLACK);
 
         EndDrawing();
         //----------------------------------------------------------------------------------

examples/shaders/shaders_shadowmap.c

@@ -176,7 +176,7 @@ int main(void)
         
         EndMode3D();
 
-        DrawText("Shadows in raylib using the shadowmapping algorithm!", screenWidth - 320, screenHeight - 20, 10, GRAY);
+        DrawText("Shadows in raylib using the shadowmapping algorithm!", GetScreenWidth() - 320, GetScreenHeight() - 20, 10, GRAY);
         DrawText("Use the arrow keys to rotate the light!", 10, 10, 30, RED);
 
         EndDrawing();

examples/shaders/shaders_spotlight.c

@@ -85,7 +85,7 @@ int main(void)
     for (int n = 0; n < MAX_STARS; n++) ResetStar(&stars[n]);
 
     // Progress all the stars on, so they don't all start in the centre
-    for (int m = 0; m < screenWidth/2.0; m++)
+    for (int m = 0; m < GetScreenWidth()/2.0; m++)
     {
         for (int n = 0; n < MAX_STARS; n++) UpdateStar(&stars[n]);
     }
@@ -124,8 +124,8 @@ int main(void)
     // and initialize the shader locations
     for (int i = 0; i < MAX_SPOTS; i++)
     {
-        spots[i].position.x = (float)GetRandomValue(64, screenWidth - 64);
+        spots[i].position.x = (float)GetRandomValue(64, GetScreenWidth() - 64);
-        spots[i].position.y = (float)GetRandomValue(64, screenHeight - 64);
+        spots[i].position.y = (float)GetRandomValue(64, GetScreenHeight() - 64);
         spots[i].speed = (Vector2){ 0, 0 };
 
         while ((fabs(spots[i].speed.x) + fabs(spots[i].speed.y)) < 2)
@@ -152,6 +152,9 @@ int main(void)
         //----------------------------------------------------------------------------------
         frameCounter++;
 
+        sw = (float)GetScreenWidth();
+        SetShaderValue(shdrSpot, wLoc, &sw, SHADER_UNIFORM_FLOAT);
+
         // Move the stars, resetting them if the go offscreen
         for (int n = 0; n < MAX_STARS; n++) UpdateStar(&stars[n]);
 
@@ -162,7 +165,7 @@ int main(void)
             {
                 Vector2 mp = GetMousePosition();
                 spots[i].position.x = mp.x;
-                spots[i].position.y = screenHeight - mp.y;
+                spots[i].position.y = GetScreenHeight() - mp.y;
             }
             else
             {
@@ -170,9 +173,9 @@ int main(void)
                 spots[i].position.y += spots[i].speed.y;
 
                 if (spots[i].position.x < 64) spots[i].speed.x = -spots[i].speed.x;
-                if (spots[i].position.x > (screenWidth - 64)) spots[i].speed.x = -spots[i].speed.x;
+                if (spots[i].position.x > (GetScreenWidth() - 64)) spots[i].speed.x = -spots[i].speed.x;
                 if (spots[i].position.y < 64) spots[i].speed.y = -spots[i].speed.y;
-                if (spots[i].position.y > (screenHeight - 64)) spots[i].speed.y = -spots[i].speed.y;
+                if (spots[i].position.y > (GetScreenHeight() - 64)) spots[i].speed.y = -spots[i].speed.y;
             }
 
             SetShaderValue(shdrSpot, spots[i].positionLoc, &spots[i].position.x, SHADER_UNIFORM_VEC2);
@@ -194,8 +197,8 @@ int main(void)
             for (int i = 0; i < 16; i++)
             {
                 DrawTexture(texRay,
-                    (int)((screenWidth/2.0f) + cos((frameCounter + i*8)/51.45f)*(screenWidth/2.2f) - 32),
+                    (int)((GetScreenWidth()/2.0f) + cos((frameCounter + i*8)/51.45f)*(GetScreenWidth()/2.2f) - 32),
-                    (int)((screenHeight/2.0f) + sin((frameCounter + i*8)/17.87f)*(screenHeight/4.2f)), WHITE);
+                    (int)((GetScreenHeight()/2.0f) + sin((frameCounter + i*8)/17.87f)*(GetScreenHeight()/4.2f)), WHITE);
             }
 
             // Draw spot lights
@@ -204,14 +207,14 @@ int main(void)
                 // a render texture of the full screen used to do screen
                 // scaling (slight adjustment to shader would be required
                 // to actually pay attention to the colour!)
-                DrawRectangle(0, 0, screenWidth, screenHeight, WHITE);
+                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), WHITE);
             EndShaderMode();
 
             DrawFPS(10, 10);
 
             DrawText("Move the mouse!", 10, 30, 20, GREEN);
-            DrawText("Pitch Black", (int)(screenWidth*0.2f), screenHeight/2, 20, GREEN);
+            DrawText("Pitch Black", (int)(GetScreenWidth()*0.2f), GetScreenHeight()/2, 20, GREEN);
-            DrawText("Dark", (int)(screenWidth*.66f), screenHeight/2, 20, GREEN);
+            DrawText("Dark", (int)(GetScreenWidth()*.66f), GetScreenHeight()/2, 20, GREEN);
 
         EndDrawing();
         //----------------------------------------------------------------------------------

examples/shaders/shaders_write_depth.c

@@ -74,6 +74,8 @@ int main(void)
         
         // Draw
         //----------------------------------------------------------------------------------
+        UnloadRenderTexture(target);
+		    target = LoadRenderTextureDepthTex(GetScreenWidth(), GetScreenHeight());
         // Draw into our custom render texture (framebuffer)
         BeginTextureMode(target);
             ClearBackground(WHITE);
@@ -91,8 +93,8 @@ int main(void)
 
         // Draw into screen our custom render texture 
         BeginDrawing();
-            ClearBackground(RAYWHITE);
+            ClearBackground(RAYWHITE);        
-            DrawTextureRec(target.texture, (Rectangle) { 0, 0, (float)screenWidth, (float)-screenHeight }, (Vector2) { 0, 0 }, WHITE);
+            DrawTextureRec(target.texture, (Rectangle) { 0, 0, (float)GetScreenWidth(), (float)-GetScreenHeight() }, (Vector2) { 0, 0 }, WHITE);
             DrawFPS(10, 10);
         EndDrawing();
         //----------------------------------------------------------------------------------
@@ -164,4 +166,4 @@ void UnloadRenderTextureDepthTex(RenderTexture2D target)
         // queried and deleted before deleting framebuffer
         rlUnloadFramebuffer(target.id);
     }
-}
+}

examples/shapes/shapes_bouncing_ball.c

@@ -67,7 +67,7 @@ int main(void)
             DrawText("PRESS SPACE to PAUSE BALL MOVEMENT", 10, GetScreenHeight() - 25, 20, LIGHTGRAY);
 
             // On pause, we draw a blinking message
-            if (pause && ((framesCounter/30)%2)) DrawText("PAUSED", 350, 200, 30, GRAY);
+            if (pause && ((framesCounter/30)%2)) DrawText("PAUSED", (GetScreenWidth() - 100)/2, (GetScreenHeight()- 50)/2, 30, GRAY);
 
             DrawFPS(10, 10);
 
@@ -81,4 +81,4 @@ int main(void)
     //----------------------------------------------------------
 
     return 0;
-}
+}

examples/shapes/shapes_easings_ball_anim.c

@@ -48,7 +48,7 @@ int main(void)
         if (state == 0)             // Move ball position X with easing
         {
             framesCounter++;
-            ballPositionX = (int)EaseElasticOut((float)framesCounter, -100, screenWidth/2.0f + 100, 120);
+            ballPositionX = (int)EaseElasticOut((float)framesCounter, -100, GetScreenWidth()/2.0f + 100, 120);
 
             if (framesCounter >= 120)
             {
@@ -99,10 +99,10 @@ int main(void)
 
             ClearBackground(RAYWHITE);
 
-            if (state >= 2) DrawRectangle(0, 0, screenWidth, screenHeight, GREEN);
+            if (state >= 2) DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), GREEN);
             DrawCircle(ballPositionX, 200, (float)ballRadius, Fade(RED, 1.0f - ballAlpha));
 
-            if (state == 3) DrawText("PRESS [ENTER] TO PLAY AGAIN!", 240, 200, 20, BLACK);
+            if (state == 3) DrawText("PRESS [ENTER] TO PLAY AGAIN!", GetScreenWidth()/2 - 140, (GetScreenHeight()/2 - 10), 20, BLACK);
 
         EndDrawing();
         //----------------------------------------------------------------------------------
@@ -114,4 +114,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/shapes/shapes_following_eyes.c

@@ -46,6 +46,11 @@ int main(void)
     // Main game loop
     while (!WindowShouldClose())    // Detect window close button or ESC key
     {
+        scleraLeftPosition.x = GetScreenWidth()/2.0f - 100.0f;
+		scleraLeftPosition.y = GetScreenHeight()/2.0f;
+        scleraRightPosition.x = GetScreenWidth()/2.0f + 100.0f;
+		scleraRightPosition.y = GetScreenHeight()/2.0f;
+
         // Update
         //----------------------------------------------------------------------------------
         irisLeftPosition = GetMousePosition();
@@ -108,4 +113,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/shapes/shapes_logo_raylib.c

@@ -44,11 +44,11 @@ int main(void)
 
             ClearBackground(RAYWHITE);
 
-            DrawRectangle(screenWidth/2 - 128, screenHeight/2 - 128, 256, 256, BLACK);
+            DrawRectangle(GetScreenWidth()/2 - 128, GetScreenHeight()/2 - 128, 256, 256, BLACK);
-            DrawRectangle(screenWidth/2 - 112, screenHeight/2 - 112, 224, 224, RAYWHITE);
+            DrawRectangle(GetScreenWidth()/2 - 112, GetScreenHeight()/2 - 112, 224, 224, RAYWHITE);
-            DrawText("raylib", screenWidth/2 - 44, screenHeight/2 + 48, 50, BLACK);
+            DrawText("raylib", GetScreenWidth()/2 - 44, GetScreenHeight()/2 + 48, 50, BLACK);
 
-            DrawText("this is NOT a texture!", 350, 370, 10, GRAY);
+            DrawText("this is NOT a texture!", GetScreenWidth()/2 - 50, GetScreenHeight()/2 + 145, 10, GRAY);
 
         EndDrawing();
         //----------------------------------------------------------------------------------
@@ -60,4 +60,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}

examples/shapes/shapes_logo_raylib_anim.c

@@ -48,6 +48,9 @@ int main(void)
     // Main game loop
     while (!WindowShouldClose())    // Detect window close button or ESC key
     {
+        logoPositionX = GetScreenWidth()/2 - 128;
+        logoPositionY = GetScreenHeight()/2 - 128;
+
         // Update
         //----------------------------------------------------------------------------------
         if (state == 0)                 // State 0: Small box blinking
@@ -151,7 +154,7 @@ int main(void)
             }
             else if (state == 4)
             {
-                DrawText("[R] REPLAY", 340, 200, 20, GRAY);
+                DrawText("[R] REPLAY", GetScreenWidth()/2 - 60, GetScreenHeight()/2 - 25, 20, GRAY);
             }
 
         EndDrawing();

examples/text/text_draw_3d.c

@@ -413,23 +413,23 @@ int main(void)
             quads += TextLength(text)*2*layers;
             char *tmp = (char *)TextFormat("%2i layer(s) | %s camera | %4i quads (%4i verts)", layers, spin? "ORBITAL" : "FREE", quads, quads*4);
             int width = MeasureText(tmp, 10);
-            DrawText(tmp, screenWidth - 20 - width, 10, 10, DARKGREEN);
+            DrawText(tmp, GetScreenWidth() - 20 - width, 10, 10, DARKGREEN);
 
             tmp = "[Home]/[End] to add/remove 3D text layers";
             width = MeasureText(tmp, 10);
-            DrawText(tmp, screenWidth - 20 - width, 25, 10, DARKGRAY);
+            DrawText(tmp, GetScreenWidth() - 20 - width, 25, 10, DARKGRAY);
 
             tmp = "[Insert]/[Delete] to increase/decrease distance between layers";
             width = MeasureText(tmp, 10);
-            DrawText(tmp, screenWidth - 20 - width, 40, 10, DARKGRAY);
+            DrawText(tmp, GetScreenWidth() - 20 - width, 40, 10, DARKGRAY);
 
             tmp = "click the [CUBE] for a random color";
             width = MeasureText(tmp, 10);
-            DrawText(tmp, screenWidth - 20 - width, 55, 10, DARKGRAY);
+            DrawText(tmp, GetScreenWidth() - 20 - width, 55, 10, DARKGRAY);
 
             tmp = "[Tab] to toggle multicolor mode";
             width = MeasureText(tmp, 10);
-            DrawText(tmp, screenWidth - 20 - width, 70, 10, DARKGRAY);
+            DrawText(tmp, GetScreenWidth() - 20 - width, 70, 10, DARKGRAY);
             //-------------------------------------------------------------------------
 
             DrawFPS(10, 10);