75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "inferno.h"
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#include "polyobj.h"
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#include "vecmat.h"
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#include "3d.h"
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#include "error.h"
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byte model_tree[MAX_SUBMODELS][MAX_SUBMODELS+1];
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g3s_instance_context context_array[MAX_SUBMODELS];
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void new_draw_polygon_model(polymodel *po,grs_bitmap **model_bitmaps,vms_angvec *anim_angles,fix light,fix *glow_values)
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{
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int i;
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g3s_instance_context saved_context;
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//first, build a tree of the parts. This is ugly. The tree should be stored
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//with the model
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for (i=0;i<po->n_models;i++)
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model_tree[i][0] = -1;
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Assert(po->submodel_parents[0] == 0xff);
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for (i=1;i<po->n_models;i++) {
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int p,j;
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p = po->submodel_parents[i];
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for (j=0;model_tree[p][j]!=-1;j++)
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;
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model_tree[p][j]=i;
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model_tree[p][j+1]=-1;
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}
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//now, go through model recursively, saving instance context for each submodel
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instance_model_part(po,0,anim_angles);
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//now, do whatever sorting on the part of the model you want
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//we don't do any sorting, now
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//lastly, render our parts
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g3_get_instance_context(&saved_context); //save before we start mucking with it
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for (i=0;i<po->n_models;i++) {
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g3_set_instance_context(&context_array[i]);
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g3_draw_polygon_model(&po->model_data[po->submodel_ptrs[i]],model_bitmaps,anim_angles,light,glow_values);
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}
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g3_set_instance_context(&saved_context); //restore now that we're done
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}
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instance_model_part(polymodel *po,int part_number,vms_angvec *anim_angles)
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{
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int i;
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g3_start_instance_angles(&po->submodel_offsets[part_number],anim_angles?&anim_angles[part_number]:NULL);
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g3_get_instance_context(&context_array[part_number]);
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for (i=0;model_tree[part_number][i]!=-1;i++)
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instance_model_part(po,model_tree[part_number][i],anim_angles);
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g3_done_instance();
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}
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