v1.2版本改为通过xbox系列手柄进行遥控,并增加智能模式和手动模式

v1.2/Shibo-main-TOMMY/lib/FastLED/src/fx/2d/wave.cpp

@@ -0,0 +1,64 @@
+#include "wave.h"
+
+#include "fl/namespace.h"
+#include "fl/pair.h"
+#include "fl/vector.h"
+
+namespace fl {
+
+namespace {
+struct BatchDraw {
+
+    BatchDraw(CRGB *leds, WaveCrgbGradientMap::Gradient *grad)
+        : mLeds(leds), mGradient(grad) {
+        mIndices.reserve(kMaxBatchSize); // Should be a no op for FixedVector.
+        mAlphas.reserve(kMaxBatchSize);
+    }
+
+    void push(fl::u32 index, uint8_t alpha) {
+        if (isFull()) {
+            flush();
+        }
+        mIndices.push_back(index);
+        mAlphas.push_back(alpha);
+    }
+
+    bool isFull() { return mIndices.size() >= kMaxBatchSize; }
+
+    void flush() {
+        span<const uint8_t> alphas(mAlphas);
+        CRGB rgb[kMaxBatchSize] = {};
+        mGradient->fill(mAlphas, rgb);
+        for (size_t i = 0; i < mIndices.size(); i++) {
+            mLeds[mIndices[i]] = rgb[i];
+        }
+        mAlphas.clear();
+        mIndices.clear();
+    }
+
+    static const size_t kMaxBatchSize = 32;
+    using ArrayIndices = fl::FixedVector<fl::u32, kMaxBatchSize>;
+    using ArrayAlphas = fl::FixedVector<uint8_t, kMaxBatchSize>;
+    ArrayIndices mIndices;
+    ArrayAlphas mAlphas;
+    CRGB *mLeds = nullptr;
+    WaveCrgbGradientMap::Gradient *mGradient = nullptr;
+};
+} // namespace
+
+void WaveCrgbGradientMap::mapWaveToLEDs(const XYMap &xymap,
+                                        WaveSimulation2D &waveSim, CRGB *leds) {
+    BatchDraw batch(leds, &mGradient);
+    const fl::u32 width = waveSim.getWidth();
+    const fl::u32 height = waveSim.getHeight();
+    for (fl::u32 y = 0; y < height; y++) {
+        for (fl::u32 x = 0; x < width; x++) {
+            fl::u32 idx = xymap(x, y);
+            uint8_t value8 = waveSim.getu8(x, y);
+            batch.push(idx, value8);
+        }
+    }
+    batch.flush();
+}
+
+} // namespace fl