From 757f3a0666afd7fd9f29b3d449ce76e6ab168c82 Mon Sep 17 00:00:00 2001
From: gered <gered+github@blarg.ca>
Date: Sun, 24 Apr 2011 20:19:05 -0400
Subject: [PATCH] add functions to write out keyframe related chunks

---
 MeshConverter/src/chunks/chunks.cpp | 74 +++++++++++++++++++++++++++++
 MeshConverter/src/chunks/chunks.h   |  6 +++
 2 files changed, 80 insertions(+)

diff --git a/MeshConverter/src/chunks/chunks.cpp b/MeshConverter/src/chunks/chunks.cpp
index 6c60222..4a37843 100644
--- a/MeshConverter/src/chunks/chunks.cpp
+++ b/MeshConverter/src/chunks/chunks.cpp
@@ -138,3 +138,77 @@ void WriteChunk(TrianglesChunk *chunk, FILE *fp)
 		fwrite(&t->materialIndex, sizeof(uint32_t), 1, fp);
 	}
 }
+
+void WriteChunk(KeyFramesChunk *chunk, FILE *fp)
+{
+	uint32_t size = chunk->GetSize();
+	if (size == 0)
+		return;
+
+	fputs("KFR", fp);
+	fwrite(&size, 4, 1, fp);
+	uint32_t count = chunk->GetCount();
+	fwrite(&count, 4, 1, fp);
+
+	for (uint32_t i = 0; i < count; ++i)
+	{
+		KeyFrame *f = &chunk->frames[i];
+
+		fwrite(&f->vertex.x, sizeof(float), 1, fp);
+		fwrite(&f->vertex.y, sizeof(float), 1, fp);
+		fwrite(&f->vertex.z, sizeof(float), 1, fp);
+
+		fwrite(&f->normal.x, sizeof(float), 1, fp);
+		fwrite(&f->normal.y, sizeof(float), 1, fp);
+		fwrite(&f->normal.z, sizeof(float), 1, fp);
+	}
+}
+
+void WriteChunk(KeyFrameTrianglesChunk *chunk, FILE *fp)
+{
+	uint32_t size = chunk->GetSize();
+	if (size == 0)
+		return;
+
+	fputs("KTR", fp);
+	fwrite(&size, 4, 1, fp);
+	uint32_t count = chunk->GetCount();
+	fwrite(&count, 4, 1, fp);
+
+	for (uint32_t i = 0; i < count; ++i)
+	{
+		KeyFrameTriangle *t = &chunk->triangles[i];
+
+		fwrite(&t->vertices[0], 4, 1, fp);
+		fwrite(&t->vertices[1], 4, 1, fp);
+		fwrite(&t->vertices[2], 4, 1, fp);
+
+		fwrite(&t->texCoords[0], 4, 1, fp);
+		fwrite(&t->texCoords[1], 4, 1, fp);
+		fwrite(&t->texCoords[2], 4, 1, fp);
+	}
+}
+
+void WriteChunk(AnimationsChunk *chunk, FILE *fp)
+{
+	uint32_t size = chunk->GetSize();
+	if (size == 0)
+		return;
+
+	fputs("ANI", fp);
+	fwrite(&size, 4, 1, fp);
+	uint32_t count = chunk->GetCount();
+	fwrite(&count, 4, 1, fp);
+
+	for (uint32_t i = 0; i < count; ++i)
+	{
+		AnimationSequence *a = &chunk->animations[i];
+
+		fwrite(a->name.c_str(), a->name.length(), 1, fp);
+		char ch = '\0';
+		fwrite(&ch, 1, 1, fp);
+
+		fwrite(&a->start, 4, 1, fp);
+		fwrite(&a->end, 4, 1, fp);
+	}
+}
diff --git a/MeshConverter/src/chunks/chunks.h b/MeshConverter/src/chunks/chunks.h
index 586f0e2..a7c1e8c 100644
--- a/MeshConverter/src/chunks/chunks.h
+++ b/MeshConverter/src/chunks/chunks.h
@@ -13,11 +13,17 @@ void WriteFileHeader(FILE *fp);
 #include "texcoords.h"
 #include "materials.h"
 #include "triangles.h"
+#include "keyframes.h"
+#include "keyframetriangles.h"
+#include "animations.h"
 
 void WriteChunk(VerticesChunk *chunk, FILE *fp);
 void WriteChunk(NormalsChunk *chunk, FILE *fp);
 void WriteChunk(TexCoordsChunk *chunk, FILE *fp);
 void WriteChunk(MaterialsChunk *chunk, FILE *fp);
 void WriteChunk(TrianglesChunk *chunk, FILE *fp);
+void WriteChunk(KeyFramesChunk *chunk, FILE *fp);
+void WriteChunk(KeyFrameTrianglesChunk *chunk, FILE *fp);
+void WriteChunk(AnimationsChunk *chunk, FILE *fp);
 
 #endif