1 files changed, 121 insertions, 0 deletions
diff --git a/renders/anim_tree_rotate.c b/renders/anim_tree_rotate.c
new file mode 100644
index 0000000..27a4fd7
--- /dev/null
+++ b/renders/anim_tree_rotate.c
@@ -0,0 +1,121 @@
+#include "../AnimationRender/AnimationRender.h"
+#include "../AnimationRender/F_Draw.h"
+#include "../AnimationRender/F_FrameRange.h"
+#include "../AnimationRender/F_Interpolate.h"
+#include "../AnimationRender/FrameCallback.h"
+#include "../FrameRender/P_Circle.h"
+#include "../FrameRender/P_LineSegment.h"
+#include "../FrameRender/P_Square.h"
+#include "../FrameRender/P_TransformCenter.h"
+#include "../FrameRender/PixelCallback.h"
+#include <stdlib.h>
+
+int
+main() {
+	u32 width = 512;
+	u32 height = 512;
+	const u32 FPS = 60;
+	u32 frames = FPS * 10;
+
+	PixelCallback *root, *child;
+	TransformCenter nodeTop = { .centerX = width / 2, .centerY = height / 4, };
+	TransformCenter nodeLeft = { .centerX = width / 4, .centerY = height * 3 / 4, };
+	TransformCenter nodeRight = { .centerX = width * 3 / 4, .centerY = height * 3 / 4, };
+
+	PixelCallback* segment;
+	LineSegment segmentRight = {
+		.aX = nodeTop.centerX, .aY = nodeTop.centerY,
+		.bX = nodeRight.centerX, .bY = nodeRight.centerY,
+		.width = 30, .color = 0xFFFF00FF,
+	};
+	LineSegment segmentLeft = {
+		.aX = nodeLeft.centerX, .aY = nodeLeft.centerY,
+		.bX = nodeTop.centerX, .bY = nodeTop.centerY,
+		.width = 30, .color = 0xFF0088FF,
+	};
+
+	PixelCallback* callbacks[] = {
+		/* Background */
+		Square_setup((Square){
+			.size = width, .color = 0xFFF0F0F0,
+		}),
+		/* Connecting line */
+		NULL,
+		segment = LineSegment_setup(segmentRight),
+		/* Root node */
+		root = TransformCenter_setup(nodeTop),
+		Circle_setup((Circle){
+			.radius = 60, .color = 0xFFFF0000,
+		}),
+		/* Child node */
+		NULL,
+		child = TransformCenter_setup(nodeRight),
+		Circle_setup((Circle){
+			.radius = 60, .color = 0xFF00FF00,
+		}),
+	};
+	u32 sizeCallbacks = sizeof(callbacks) / sizeof(*callbacks);
+
+	FrameCallback* frameCallbacks[] = {
+		/* Rotate left */
+		FrameRange_setup((FrameRange){
+			.startFrame = FPS * 1, .endFrame = FPS * 3,
+		}),
+		Interpolate_setup((Interpolate){
+			.startValue = &nodeTop, .endValue = &nodeLeft,
+			.value = root->callback_self,
+			.interpolate = (f_interpolate)Interpolate_TransformCenter,
+		}),
+		Interpolate_setup((Interpolate){
+			.startValue = &nodeRight, .endValue = &nodeTop,
+			.value = child->callback_self,
+			.interpolate = (f_interpolate)Interpolate_TransformCenter,
+		}),
+		Interpolate_setup((Interpolate){
+			.startValue = &segmentRight, .endValue = &segmentLeft,
+			.value = segment->callback_self,
+			.interpolate = (f_interpolate)Interpolate_LineSegment,
+		}),
+		/* Rotate right */
+		NULL,
+		FrameRange_setup((FrameRange){
+			.startFrame = FPS * 6, .endFrame = FPS * 8,
+		}),
+		Interpolate_setup((Interpolate){
+			.startValue = &nodeLeft, .endValue = &nodeTop,
+			.value = root->callback_self,
+			.interpolate = (f_interpolate)Interpolate_TransformCenter,
+		}),
+		Interpolate_setup((Interpolate){
+			.startValue = &nodeTop, .endValue = &nodeRight,
+			.value = child->callback_self,
+			.interpolate = (f_interpolate)Interpolate_TransformCenter,
+		}),
+		Interpolate_setup((Interpolate){
+			.startValue = &segmentLeft, .endValue = &segmentRight,
+			.value = segment->callback_self,
+			.interpolate = (f_interpolate)Interpolate_LineSegment,
+		}),
+		/* Render */
+		NULL,
+		Draw_setup((Draw){
+			.callbacks = (const PixelCallback**)callbacks, .sizeCallbacks = sizeCallbacks,
+		}),
+	};
+	u32 sizeFrameCallbacks = sizeof(frameCallbacks) / sizeof(*frameCallbacks);
+
+	RenderAnimation(width, height, frames, (const FrameCallback**)frameCallbacks, sizeFrameCallbacks);
+
+	for (u32 i = 0; i < sizeCallbacks; ++i) {
+		if (callbacks[i] == NULL) continue;
+		free(callbacks[i]->callback_self);
+		free(callbacks[i]);
+	}
+	for (u32 i = 0; i < sizeFrameCallbacks; ++i) {
+		if (frameCallbacks[i] == NULL) continue;
+		free(frameCallbacks[i]->callback_self);
+		free(frameCallbacks[i]);
+	}
+
+	return 0;
+}