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https://github.com/AlexandreRouma/SDRPlusPlus.git
synced 2025-01-24 00:34:44 +01:00
move zoom waterfall's zoom function in the cpp file to avoid annoying recomps
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118e56897c
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@ -62,6 +62,33 @@ inline void printAndScale(double freq, char* buf) {
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}
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}
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inline void doZoom(int offset, int width, int inSize, int outSize, float* in, float* out) {
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// NOTE: REMOVE THAT SHIT, IT'S JUST A HACKY FIX
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if (offset < 0) {
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offset = 0;
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}
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if (width > 524288) {
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width = 524288;
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}
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float factor = (float)width / (float)outSize;
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float sFactor = ceilf(factor);
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float uFactor;
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float id = offset;
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float maxVal;
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int sId;
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for (int i = 0; i < outSize; i++) {
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maxVal = -INFINITY;
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sId = (int)id;
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uFactor = (sId + sFactor > inSize) ? sFactor - ((sId + sFactor) - inSize) : sFactor;
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for (int j = 0; j < uFactor; j++) {
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if (in[sId + j] > maxVal) { maxVal = in[sId + j]; }
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}
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out[i] = maxVal;
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id += factor;
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}
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}
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namespace ImGui {
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WaterFall::WaterFall() {
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fftMin = -70.0;
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@ -586,7 +613,7 @@ namespace ImGui {
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for (int i = 0; i < count; i++) {
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drawDataSize = (viewBandwidth / wholeBandwidth) * rawFFTSize;
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drawDataStart = (((double)rawFFTSize / 2.0) * (offsetRatio + 1)) - (drawDataSize / 2);
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doZoom(drawDataStart, drawDataSize, dataWidth, &rawFFTs[((i + currentFFTLine) % waterfallHeight) * rawFFTSize], tempData);
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doZoom(drawDataStart, drawDataSize, rawFFTSize, dataWidth, &rawFFTs[((i + currentFFTLine) % waterfallHeight) * rawFFTSize], tempData);
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for (int j = 0; j < dataWidth; j++) {
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pixel = (std::clamp<float>(tempData[j], waterfallMin, waterfallMax) - waterfallMin) / dataRange;
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waterfallFb[(i * dataWidth) + j] = waterfallPallet[(int)(pixel * (WATERFALL_RESOLUTION - 1))];
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@ -867,7 +894,7 @@ namespace ImGui {
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int drawDataStart = (((double)rawFFTSize / 2.0) * (offsetRatio + 1)) - (drawDataSize / 2);
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if (waterfallVisible) {
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doZoom(drawDataStart, drawDataSize, dataWidth, &rawFFTs[currentFFTLine * rawFFTSize], latestFFT);
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doZoom(drawDataStart, drawDataSize, rawFFTSize, dataWidth, &rawFFTs[currentFFTLine * rawFFTSize], latestFFT);
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memmove(&waterfallFb[dataWidth], waterfallFb, dataWidth * (waterfallHeight - 1) * sizeof(uint32_t));
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float pixel;
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float dataRange = waterfallMax - waterfallMin;
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@ -879,7 +906,7 @@ namespace ImGui {
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waterfallUpdate = true;
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}
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else {
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doZoom(drawDataStart, drawDataSize, dataWidth, rawFFTs, latestFFT);
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doZoom(drawDataStart, drawDataSize, rawFFTSize, dataWidth, rawFFTs, latestFFT);
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fftLines = 1;
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}
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@ -90,33 +90,6 @@ namespace ImGui {
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float* getFFTBuffer();
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void pushFFT();
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inline void doZoom(int offset, int width, int outWidth, float* data, float* out) {
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// NOTE: REMOVE THAT SHIT, IT'S JUST A HACKY FIX
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if (offset < 0) {
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offset = 0;
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}
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if (width > 524288) {
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width = 524288;
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}
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float factor = (float)width / (float)outWidth;
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float sFactor = ceilf(factor);
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float uFactor;
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float id = offset;
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float maxVal;
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int sId;
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for (int i = 0; i < outWidth; i++) {
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maxVal = -INFINITY;
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sId = (int)id;
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uFactor = (sId + sFactor > rawFFTSize) ? sFactor - ((sId + sFactor) - rawFFTSize) : sFactor;
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for (int j = 0; j < uFactor; j++) {
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if (data[sId + j] > maxVal) { maxVal = data[sId + j]; }
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}
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out[i] = maxVal;
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id += factor;
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}
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}
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void updatePallette(float colors[][3], int colorCount);
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void updatePalletteFromArray(float* colors, int colorCount);
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