fixt Make skeletal mesh work properly

1 files changed, 17 insertions, 9 deletions

diff --git a/glsl/shader_3d_skeletal.vert.glsl b/glsl/shader_3d_skeletal.vert.glsl
index 169e1af..c078db9 100644
--- a/glsl/shader_3d_skeletal.vert.glsl
+++ b/glsl/shader_3d_skeletal.vert.glsl
@@ -55,16 +55,24 @@ main()
 {
   vec4 position = vec4(0.0f);
   vec3 normal = in_normal;
-  for(int i = 0; i < MAX_NUM_OF_INFLUENCING_BONES; i++)
-  {
-    if(in_bone_weights[i] == 0.0)
-      break;
+	if(in_bone_weights[0] == 0.0)
+	{
+		position = vec4(in_position, 1.0);
+		normal = mat3(ubo_skeletal_model.base_matrix) * in_normal;
+	}
+	else
+	{
+		for(int i = 0; i < MAX_NUM_OF_INFLUENCING_BONES; i++)
+		{
+			if(in_bone_weights[i] == 0.0) break;
 
-    vec4 local_position = ubo_skeletal_model.bone_matrices[in_bone_ids[i]] *
-      vec4(in_position, 1.0f);
-    position += local_position * in_bone_weights[i];
-    normal = mat3(ubo_skeletal_model.bone_matrices[in_bone_ids[i]]) * normal;
-  }
+			vec4 local_position =
+				ubo_skeletal_model.bone_matrices[in_bone_ids[i]] *
+				vec4(in_position, 1.0f);
+			position += local_position * in_bone_weights[i];
+			normal = mat3(ubo_skeletal_model.bone_matrices[in_bone_ids[i]]) * normal;
+		}
+	}
 
   mat4 view_model = ubo_view.view * ubo_skeletal_model.base_matrix;
   gl_Position = ubo_view.proj * view_model * position;