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Binding to initial bind pose added.

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This commit is contained in:
Hristo Stamenov 2021-03-07 00:30:40 +02:00
parent 8bd310c891
commit c9cfb0e738
1 changed files with 42 additions and 0 deletions
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42
src/models.c
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@ -4022,6 +4022,48 @@ static Model LoadGLTF(const char *fileName)
RL_FREE(fileData);
// Bind pose setup
for (int m = 0; m < model.meshCount; m++)
{
Vector3 boundVertex = { 0 };
Vector3 boundNormal = { 0 };
Vector3 outTranslation = { 0 };
Quaternion outRotation = { 0 };
Vector3 outScale = { 0 };
int vCounter = 0;
int boneCounter = 0;
int boneId = 0;
for (int i = 0; i < model.meshes[m].vertexCount; i++)
{
boneId = model.meshes[m].boneIds[boneCounter];
outTranslation = model.bindPose[boneId].translation;
outRotation = model.bindPose[boneId].rotation;
outScale = model.bindPose[boneId].scale;
// Vertices processing
boundVertex = (Vector3){ model.meshes[m].vertices[vCounter], model.meshes[m].vertices[vCounter + 1], model.meshes[m].vertices[vCounter + 2] };
boundVertex = Vector3Multiply(boundVertex, outScale);
boundVertex = Vector3RotateByQuaternion(boundVertex, outRotation);
boundVertex = Vector3Add(boundVertex, outTranslation);
model.meshes[m].vertices[vCounter] = boundVertex.x;
model.meshes[m].vertices[vCounter + 1] = boundVertex.y;
model.meshes[m].vertices[vCounter + 2] = boundVertex.z;
// Normals processing
boundNormal = (Vector3){ model.meshes[m].normals[vCounter], model.meshes[m].normals[vCounter + 1], model.meshes[m].normals[vCounter + 2] };
boundNormal = Vector3RotateByQuaternion(boundNormal, outRotation);
model.meshes[m].normals[vCounter] = boundNormal.x;
model.meshes[m].normals[vCounter + 1] = boundNormal.y;
model.meshes[m].normals[vCounter + 2] = boundNormal.z;
vCounter += 3;
boneCounter += 4;
}
}
return model;
}