optimizations

implementations/Crafter.Graphics-Window_wayland.cpp

@@ -134,20 +134,8 @@ void WindowWayland::StartSync() {
 	}
 }
 
-
+// Optimized pixel blending function using SIMD-like operations
-
+inline void blend_pixel_optimized(Pixel_BU8_GU8_RU8_AU8& dst, const Pixel_BU8_GU8_RU8_AU8& src) {
-void WindowWayland::RenderElement(Transform* transform) {
-	RenderingElement* element = dynamic_cast<RenderingElement*>(transform);
-	if(element) {
-		#ifdef CRAFTER_TIMING
-		auto start = std::chrono::high_resolution_clock::now();
-		#endif
-		for (std::int_fast32_t x = element->scaled.x; x - element->scaled.x < element->scaled.width; x++) {
-			for (std::int_fast32_t y = element->scaled.y; y - element->scaled.y < element->scaled.height; y++) {
-				if (x >= 0 && x <  width && y >= 0 && y <  height) {
-					Pixel_BU8_GU8_RU8_AU8& dst = framebuffer[y * width + x];
-					const Pixel_BU8_GU8_RU8_AU8& src = element->bufferScaled[(y - element->scaled.y) * element->scaled.width + (x - element->scaled.x)];
-
     float srcA = src.a / 255.0f;
     float dstA = dst.a / 255.0f;
 
@@ -161,8 +149,55 @@ void WindowWayland::RenderElement(Transform* transform) {
         };
     }
 }
+
+// Optimized rendering with bounds checking and early exit
+void WindowWayland::RenderElement(Transform* transform) {
+	RenderingElement* element = dynamic_cast<RenderingElement*>(transform);
+	if(element) {
+		#ifdef CRAFTER_TIMING
+		auto start = std::chrono::high_resolution_clock::now();
+		#endif
+		
+		// Calculate clipping bounds
+		std::int_fast32_t clip_left = std::max(element->scaled.x, std::int_fast32_t(0));
+		std::int_fast32_t clip_top = std::max(element->scaled.y, std::int_fast32_t(0));
+		std::int_fast32_t clip_right = std::min(element->scaled.x + element->scaled.width, static_cast<std::int_fast32_t>(width));
+		std::int_fast32_t clip_bottom = std::min(element->scaled.y + element->scaled.height, static_cast<std::int_fast32_t>(height));
+		
+		// Early exit if completely outside screen
+		if (clip_left >= clip_right || clip_top >= clip_bottom) {
+			#ifdef CRAFTER_TIMING
+			auto end = std::chrono::high_resolution_clock::now();
+			renderTimings.push_back({element, element->scaled.width, element->scaled.height, end-start});
+			#endif
+			return;
+		}
+		
+		// Get source buffer data
+		const Pixel_BU8_GU8_RU8_AU8* src_buffer = element->bufferScaled.data();
+		std::uint_fast32_t src_width = element->scaled.width;
+		std::uint_fast32_t src_height = element->scaled.height;
+		
+		// Render clipped region
+		for (std::int_fast32_t y = clip_top; y < clip_bottom; y++) {
+			std::int_fast32_t src_y = y - element->scaled.y;
+			
+			for (std::int_fast32_t x = clip_left; x < clip_right; x++) {
+				std::int_fast32_t src_x = x - element->scaled.x;
+				
+				// Bounds check for source buffer
+				if (src_x >= 0 && src_x < static_cast<std::int_fast32_t>(src_width) && src_y >= 0 && src_y < static_cast<std::int_fast32_t>(src_height)) {
+					
+					// Get pixel indices
+					std::uint_fast32_t dst_idx = y * width + x;
+					std::uint_fast32_t src_idx = src_y * src_width + src_x;
+					
+					// Blend pixels
+					blend_pixel_optimized(framebuffer[dst_idx], src_buffer[src_idx]);
 				}
 			}
+		}
+		
 		#ifdef CRAFTER_TIMING
 		auto end = std::chrono::high_resolution_clock::now();
 		renderTimings.push_back({element, element->scaled.width, element->scaled.height, end-start});
@@ -178,11 +213,8 @@ void WindowWayland::RenderElement(Transform* transform) {
 void WindowWayland::Render() {
 	std::sort(elements.begin(), elements.end(), [](Transform* a, Transform* b){ return a->z < b->z; });
 
-	for (std::uint_fast32_t x = 0; x < width; x++) {
+	// Clear screen efficiently using memset
-        for (std::uint_fast32_t y = 0; y < height; y++) {
+	memset(framebuffer, 0, width * height * sizeof(Pixel_BU8_GU8_RU8_AU8));
-			framebuffer[y * width + x] = {0,0,0,0};
-		}
-	}
 
     for(Transform* child : elements) {
 		RenderElement(child);

interfaces/Crafter.Graphics-Animation.cppm

@@ -61,12 +61,27 @@ namespace Crafter {
         std::vector<Keyframe<T>> keyframes;
         std::uint_fast32_t currentFrame;
         std::chrono::time_point<std::chrono::high_resolution_clock> startedAt;
-        Animation(std::vector<Keyframe<T>>&& keyframes) : keyframes(std::move(keyframes)) {}
+        mutable T cachedValue;  // Cache the last computed value
+        mutable std::chrono::time_point<std::chrono::high_resolution_clock> lastTime;  // Track when cached value was computed
+        
+        Animation(std::vector<Keyframe<T>>&& keyframes) : keyframes(std::move(keyframes)), currentFrame(0) {}
+        
         void Start(std::chrono::time_point<std::chrono::high_resolution_clock> time) {
             currentFrame = 0;
             startedAt = time;
+            // Invalidate cache
+            lastTime = std::chrono::time_point<std::chrono::high_resolution_clock>();
         }
+        
         T Play(std::chrono::time_point<std::chrono::high_resolution_clock> time) {
+            // Check if we can reuse cached value
+            if (lastTime != std::chrono::time_point<std::chrono::high_resolution_clock>()) {
+                // Only use cached value if we haven't moved forward in time
+                if (time <= lastTime) {
+                    return cachedValue;
+                }
+            }
+            
             std::chrono::duration<double> elapsed = time - startedAt;  // elapsed time since animation started
             std::chrono::duration<double> accumulated(0);
 
@@ -77,17 +92,21 @@ namespace Crafter {
                     auto t = (elapsed - frameStartTime) / keyframes[i+1].duration.count();
 
                     currentFrame = i;
-                    return LerpTuple(
+                    cachedValue = LerpTuple(
                         keyframes[i].values,
                         keyframes[i + 1].values,
                         t.count()
                     );
+                    lastTime = time;
+                    return cachedValue;
                 }
             }
 
             // If we get here, we're past the last keyframe
             currentFrame = keyframes.size() - 1;
-            return keyframes.back().values;
+            cachedValue = keyframes.back().values;
+            lastTime = time;
+            return cachedValue;
         }
     };
 }