客户端问题修改

libgr2/tests/animation.cpp

@@ -0,0 +1,28 @@
+#include <gr2/types.h>
+
+#include <cmath>
+#include <cstdio>
+
+int main() {
+	// ScaleShearCurve uses 9 values per control point. A quadratic span reads
+	// three control points, so this is the regression case for the former 3*4
+	// stack buffer in Curve::eval().
+	gr2::Curve curve;
+	curve.degree = 2;
+	curve.dim = 9;
+	curve.knots = {0.0f, 1.0f, 2.0f};
+	curve.controls.resize(27);
+	for (size_t i = 0; i < curve.controls.size(); ++i) {
+		curve.controls[i] = 1.0f + static_cast<float>(i) * 0.01f;
+	}
+
+	float out[9] = {};
+	curve.eval(0.5f, out);
+	for (float value : out) {
+		if (!std::isfinite(value)) {
+			std::fprintf(stderr, "non-finite 9D curve output\n");
+			return 1;
+		}
+	}
+	return 0;
+}