From e7ed4d009636804d5dbe05aae9e7ab23b80fdd37 Mon Sep 17 00:00:00 2001
From: aap <aap@papnet.eu>
Date: Tue, 11 Jun 2019 08:59:28 +0200
Subject: added animation system (with skin support for now)

---
 src/animation/AnimBlendHierarchy.cpp | 84 ++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 src/animation/AnimBlendHierarchy.cpp

(limited to 'src/animation/AnimBlendHierarchy.cpp')

diff --git a/src/animation/AnimBlendHierarchy.cpp b/src/animation/AnimBlendHierarchy.cpp
new file mode 100644
index 00000000..c7d7f198
--- /dev/null
+++ b/src/animation/AnimBlendHierarchy.cpp
@@ -0,0 +1,84 @@
+#include "common.h"
+#include "patcher.h"
+#include "AnimBlendSequence.h"
+#include "AnimBlendHierarchy.h"
+
+CAnimBlendHierarchy::CAnimBlendHierarchy(void)
+{
+	sequences = nil;
+	numSequences = 0;
+	compressed = 0;
+	totalLength = 0.0f;
+	linkPtr = 0;
+}
+
+void
+CAnimBlendHierarchy::Shutdown(void)
+{
+	RemoveAnimSequences();
+	compressed = 0;
+	linkPtr = nil;
+}
+
+void
+CAnimBlendHierarchy::SetName(char *name)
+{
+	strncpy(this->name, name, 24);
+}
+
+void
+CAnimBlendHierarchy::CalcTotalTime(void)
+{
+	int i, j;
+	float totalTime = 0.0f;
+
+	for(i = 0; i < numSequences; i++){
+		float seqTime = 0.0f;
+		for(j = 0; j < sequences[i].numFrames; j++)
+			seqTime += sequences[i].GetKeyFrame(j)->deltaTime;
+		totalTime = max(totalTime, seqTime);
+	}
+	totalLength = totalTime;
+}
+
+void
+CAnimBlendHierarchy::RemoveQuaternionFlips(void)
+{
+	int i;
+
+	for(i = 0; i < numSequences; i++)
+		sequences[i].RemoveQuaternionFlips();
+}
+
+void
+CAnimBlendHierarchy::RemoveAnimSequences(void)
+{
+	if(sequences)
+		delete[] sequences;
+	numSequences = 0;
+}
+
+void
+CAnimBlendHierarchy::Uncompress(void)
+{
+	if(totalLength == 0.0f)
+		CalcTotalTime();
+	compressed = 0;
+}
+
+void
+CAnimBlendHierarchy::RemoveUncompressedData(void)
+{
+	// useless
+	compressed = 1;
+}
+
+STARTPATCHES
+	InjectHook(0x4019A0, &CAnimBlendHierarchy::Shutdown, PATCH_JUMP);
+	InjectHook(0x4019C0, &CAnimBlendHierarchy::SetName, PATCH_JUMP);
+	InjectHook(0x4019E0, &CAnimBlendHierarchy::CalcTotalTime, PATCH_JUMP);
+	InjectHook(0x401A80, &CAnimBlendHierarchy::RemoveQuaternionFlips, PATCH_JUMP);
+	InjectHook(0x401AB0, &CAnimBlendHierarchy::RemoveAnimSequences, PATCH_JUMP);
+	InjectHook(0x401AD0, &CAnimBlendHierarchy::Uncompress, PATCH_JUMP);
+	InjectHook(0x401B00, &CAnimBlendHierarchy::RemoveUncompressedData, PATCH_JUMP);
+ENDPATCHES
-- 
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