X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=model.h;h=d72e93cc29a4ff90e3611c308394d4921d154925;hb=d13f2700b1773551307685cc7c34c804ccd6d664;hp=ad9dfeb53ce6e782125243df58b27a6f7ba49619;hpb=1030b1e134d422a3cbc1e06102053447da59ceba;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/model.h b/model.h
index ad9dfeb..d72e93c 100644
--- a/model.h
+++ b/model.h
@@ -10,6 +10,8 @@ typedef struct mdl_submesh mdl_submesh;
 typedef struct mdl_material mdl_material;
 typedef struct mdl_node mdl_node;
 typedef struct mdl_header mdl_header;
+typedef struct mdl_animation mdl_animation;
+typedef struct mdl_keyframe mdl_keyframe;
 
 #define MDL_SIZE_MAX          0x1000000
 #define MDL_VERT_MAX          1000000
@@ -25,8 +27,10 @@ struct mdl_vert
 {
    v3f co,
        norm;
-   v4f colour;
    v2f uv;
+   u8  colour[4];
+   u16 weights[4];
+   u8  groups[4];
 };
 
 struct mdl_submesh
@@ -52,13 +56,32 @@ struct mdl_node
    v3f s;
    
    union{ u32 submesh_start, sub_uid; };
+
    u32 
        submesh_count,
        classtype,
        offset,
+       parent,
        pstr_name;
 };
 
+struct mdl_keyframe
+{
+   v3f co;
+   v4f q;
+   v3f s;
+};
+
+struct mdl_animation
+{
+   u32 pstr_name,
+       length;
+
+   float rate;
+
+   u32 offset;
+};
+
 struct mdl_header
 {
    u32 identifier, version, file_length;
@@ -68,7 +91,8 @@ struct mdl_header
        submesh_count, submesh_offset,
        material_count, material_offset,
        node_count, node_offset,
-       strings_offset, entdata_offset;
+       anim_count, anim_offset,
+       strings_offset, entdata_offset, animdata_offset;
 };
 
 /* 
@@ -118,11 +142,36 @@ struct classtype_route_node
 
 struct classtype_route
 {
-   u32 pstr_name;
    u32 id_start;
    v3f colour;
 };
 
+struct classtype_bone
+{
+   u32 deform,
+       ik_target,
+       ik_pole,
+       collider,
+       use_limits;
+
+   v3f angle_limits[2];
+   boxf hitbox;
+};
+
+struct classtype_skeleton
+{
+   u32 channels,
+       ik_count,
+       collider_count,
+       anim_start,
+       anim_count;
+};
+
+struct classtype_skin
+{
+   u32 skeleton;
+};
+
 #pragma pack(pop)
 
 /*
@@ -133,12 +182,15 @@ struct glmesh
 {
    GLuint vao, vbo, ebo;
    u32 indice_count;
+   u32 loaded;
 };
 
 static void mesh_upload( glmesh *mesh,
-      mdl_vert *verts, u32 vert_count,
-      u32 *indices, u32 indice_count )
+                         mdl_vert *verts, u32 vert_count,
+                         u32 *indices, u32 indice_count )
 {
+   //assert( mesh->loaded == 0 );
+
    glGenVertexArrays( 1, &mesh->vao );
    glGenBuffers( 1, &mesh->vbo );
    glGenBuffers( 1, &mesh->ebo );
@@ -154,23 +206,39 @@ static void mesh_upload( glmesh *mesh,
    glBufferData( GL_ELEMENT_ARRAY_BUFFER, indice_count*sizeof(u32),
          indices, GL_STATIC_DRAW );
    
+   /* 0: coordinates */
    glVertexAttribPointer( 0, 3, GL_FLOAT, GL_FALSE, stride, (void*)0 );
    glEnableVertexAttribArray( 0 );
 
+   /* 1: normal */
    glVertexAttribPointer( 1, 3, GL_FLOAT, GL_FALSE, 
          stride, (void *)offsetof(mdl_vert, norm) );
    glEnableVertexAttribArray( 1 );
 
-   glVertexAttribPointer( 2, 4, GL_FLOAT, GL_FALSE, 
-         stride, (void *)offsetof(mdl_vert, colour) );
+   /* 2: uv */
+   glVertexAttribPointer( 2, 2, GL_FLOAT, GL_FALSE, 
+         stride, (void *)offsetof(mdl_vert, uv) );
    glEnableVertexAttribArray( 2 );
 
-   glVertexAttribPointer( 3, 2, GL_FLOAT, GL_FALSE, 
-         stride, (void *)offsetof(mdl_vert, uv) );
+   /* 3: colour */
+   glVertexAttribPointer( 3, 4, GL_UNSIGNED_BYTE, GL_TRUE, 
+         stride, (void *)offsetof(mdl_vert, colour) );
    glEnableVertexAttribArray( 3 );
-   
-   VG_CHECK_GL();
+
+   /* 4: weights */
+   glVertexAttribPointer( 4, 4, GL_UNSIGNED_SHORT, GL_TRUE, 
+         stride, (void *)offsetof(mdl_vert, weights) );
+   glEnableVertexAttribArray( 4 );
+
+   /* 5: groups */
+   glVertexAttribIPointer( 5, 4, GL_UNSIGNED_BYTE,
+         stride, (void *)offsetof(mdl_vert, groups) );
+   glEnableVertexAttribArray( 5 );
+
+   VG_CHECK_GL_ERR();
+
    mesh->indice_count = indice_count;
+   mesh->loaded = 1;
 }
 
 static void mesh_bind( glmesh *mesh )
@@ -191,9 +259,12 @@ static void mesh_draw( glmesh *mesh )
 
 static void mesh_free( glmesh *mesh )
 {
-   glDeleteVertexArrays( 1, &mesh->vao );
-   glDeleteBuffers( 1, &mesh->ebo );
-   glDeleteBuffers( 1, &mesh->vbo );
+   if( mesh->loaded )
+   {
+      glDeleteVertexArrays( 1, &mesh->vao );
+      glDeleteBuffers( 1, &mesh->ebo );
+      glDeleteBuffers( 1, &mesh->vbo );
+   }
 }
 
 
@@ -217,7 +288,7 @@ static mdl_header *mdl_load( const char *path )
 
    if( size < sizeof(mdl_header) )
    {
-      free( header );
+      vg_free( header );
       vg_error( "Invalid file '%s' (too small for header)\n", path );
       return NULL;
    }
@@ -227,7 +298,7 @@ static mdl_header *mdl_load( const char *path )
       vg_error( "Invalid file '%s'"
                 "(wrong .file_length, %ub != real file size %ub)\n", 
                 path, header->file_length, size );
-      free( header );
+      vg_free( header );
       return NULL;
    }
 
@@ -278,7 +349,7 @@ static mdl_header *mdl_load( const char *path )
 
       if( ri->count > ri->max_count )
       {
-         free( header );
+         vg_free( header );
          vg_error( "'%s': '%s' buffer exceeds the maximum (%u/%u)\n",
                path, ri->desc, ri->count, ri->max_count );
          return NULL;
@@ -286,7 +357,7 @@ static mdl_header *mdl_load( const char *path )
 
       if( ri->offset >= header->file_length )
       {
-         free( header );
+         vg_free( header );
          vg_error( "'%s': '%s' buffer offset is out of range\n",
                path, ri->desc );
          return NULL;
@@ -294,7 +365,7 @@ static mdl_header *mdl_load( const char *path )
 
       if( ri->offset + ri->size*ri->count > header->file_length )
       {
-         free( header );
+         vg_free( header );
          vg_error( "'%s': '%s' buffer size is out of range\n",
                path, ri->desc );
          return NULL;
@@ -309,7 +380,7 @@ static mdl_header *mdl_load( const char *path )
          if( ri->offset >= rj->offset && 
                (ri->offset+ri->size*ri->count < rj->offset+rj->size*rj->count))
          {
-            free( header );
+            vg_free( header );
             vg_error( "'%s': '%s' buffer overlaps '%s'\n",
                   path, ri->desc, rj->desc );
             return NULL;
@@ -387,6 +458,11 @@ static mdl_material *mdl_material_from_id( mdl_header *mdl, u32 id )
    return ((mdl_material *)mdl_baseptr(mdl,mdl->material_offset)) + id;
 }
 
+static mdl_animation *mdl_animation_from_id( mdl_header *mdl, u32 id )
+{
+   return ((mdl_animation *)mdl_baseptr(mdl,mdl->anim_offset)) + id;
+}
+
 static void mdl_node_transform( mdl_node *pnode, m4x3f transform )
 {
    q_m3x3( pnode->q, transform );
@@ -434,6 +510,11 @@ static void *mdl_get_entdata( mdl_header *mdl, mdl_node *pnode )
    return mdl_baseptr( mdl, mdl->entdata_offset ) + pnode->offset;
 }
 
+static mdl_keyframe *mdl_get_animdata( mdl_header *mdl, mdl_animation *anim )
+{
+   return mdl_baseptr( mdl, mdl->animdata_offset ) + anim->offset;
+}
+
 static void mdl_link_materials( mdl_header *root, mdl_header *child )
 {
    u32 lookup[MDL_MATERIAL_MAX];