-/*
- * Simple mesh interface for OpenGL
- * ----------------------------------------------------------------------------
- */
-
-VG_STATIC void mesh_upload( glmesh *mesh,
- 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 );
- glBindVertexArray( mesh->vao );
-
- size_t stride = sizeof(mdl_vert);
-
- glBindBuffer( GL_ARRAY_BUFFER, mesh->vbo );
- glBufferData( GL_ARRAY_BUFFER, vert_count*stride, verts, GL_STATIC_DRAW );
-
- glBindVertexArray( mesh->vao );
- glBindBuffer( GL_ELEMENT_ARRAY_BUFFER, mesh->ebo );
- 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 );
-
- /* 2: uv */
- glVertexAttribPointer( 2, 2, GL_FLOAT, GL_FALSE,
- stride, (void *)offsetof(mdl_vert, uv) );
- glEnableVertexAttribArray( 2 );
-
- /* 3: colour */
- glVertexAttribPointer( 3, 4, GL_UNSIGNED_BYTE, GL_TRUE,
- stride, (void *)offsetof(mdl_vert, colour) );
- glEnableVertexAttribArray( 3 );
-
- /* 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;
-}
-
-VG_STATIC void mesh_bind( glmesh *mesh )
-{
- glBindVertexArray( mesh->vao );
-}
-
-VG_STATIC void mesh_drawn( u32 start, u32 count )
-{
- glDrawElements( GL_TRIANGLES, count, GL_UNSIGNED_INT,
- (void *)(start*sizeof(u32)) );
-}
-
-VG_STATIC void mesh_draw( glmesh *mesh )
-{
- mesh_drawn( 0, mesh->indice_count );
-}
-
-VG_STATIC void mesh_free( glmesh *mesh )
-{
- if( mesh->loaded ){
- glDeleteVertexArrays( 1, &mesh->vao );
- glDeleteBuffers( 1, &mesh->ebo );
- glDeleteBuffers( 1, &mesh->vbo );
- mesh->loaded = 0;
- }
-}
-
-VG_STATIC void mdl_draw_submesh( mdl_submesh *sm )
-{
- mesh_drawn( sm->indice_start, sm->indice_count );
-}
-
-VG_STATIC mdl_mesh *mdl_find_mesh( mdl_context *mdl, const char *name )
-{
- for( u32 i=0; i<mdl_arrcount( &mdl->meshs ); i++ ){
- mdl_mesh *mesh = mdl_arritm( &mdl->meshs, i );
- if( !strcmp( name, mdl_pstr( mdl, mesh->pstr_name ))){
- return mesh;
- }
- }
- return NULL;
-}
-
-struct payload_glmesh_load{
- mdl_vert *verts;
- u32 *indices;
-
- u32 vertex_count,
- indice_count;
-
- glmesh *mesh;
-};
-
-VG_STATIC void async_mdl_load_glmesh( void *payload, u32 size )
-{
- struct payload_glmesh_load *job = payload;
- mesh_upload( job->mesh, job->verts, job->vertex_count,
- job->indices, job->indice_count );
-}
-
-/* TODO: Find out if this needs deprecating in favour of the new full loader */
-VG_STATIC void mdl_async_load_glmesh( mdl_context *mdl, glmesh *mesh )
-{
- mdl_array *arr_vertices = mdl_find_array( mdl, "mdl_vert" );
- mdl_array *arr_indices = mdl_find_array( mdl, "mdl_indice" );
-
- if( arr_vertices && arr_indices ){
- u32 size_verts = vg_align8(mdl_query_array_size( arr_vertices )),
- size_indices = vg_align8(mdl_query_array_size( arr_indices )),
- size_hdr = vg_align8(sizeof(struct payload_glmesh_load)),
- total = size_hdr + size_verts + size_indices;