+++ /dev/null
-// Copyright (C) 2021 Harry Godden (hgn)
-
-// Basic buffers-only version of csRadar
-//=======================================================================================================================
-
-#include "csRadar.h"
-
-float min_height = 0.f;
-v4f remapping_range;
-
-// GBuffer shader
-void frag_gbuffer( void *dest, vmf_vert tri[3], float bca, float bcb, float bcc );
-void frag_gbuffer_clear( void *dest );
-
-csr_shader shader_gbuffer =
-{
- .stride = sizeof(float)*8, // (origin) x,y, (actual height) z
- .frag = frag_gbuffer,
- .clear = frag_gbuffer_clear
-};
-
-// Main drawing function
-void draw_buffers( csr_api *api, int bounds_only );
-
-// Extension implementation
-// =========================================================================================================
-
-// API ENTRY
-void csr_ext_main( csr_api *api )
-{
- if( !csr_init( api ) )
- return;
-
- csr_create_target( &api->target, api->resolution, api->resolution, api->sampling_mode, &shader_gbuffer );
- csr_rt_clear( &api->target );
-
- // Compute bounds, collect models
- draw_buffers( api, 1 );
- csr_auto_fit( &api->target, api->padding );
- vmf_load_models( api->map );
-
- min_height = api->target.bounds[0][2];
- v2_copy( api->target.bounds[0], remapping_range );
- v2_sub( api->target.bounds[1], api->target.bounds[0], &remapping_range[2] );
-
- // Draw everything
- draw_buffers( api, 0 );
-}
-
-void csr_ext_exit( csr_api *api )
-{
- csr_rt_free( &api->target );
-}
-
-void draw_buffers( csr_api *api, int bounds_only )
-{
- csr_filter filter = { .compute_bounds_only = bounds_only };
- vmf_map *map = api->map;
-
- if( api->num_strings == 1 )
- {
- // Draw everything
- csr_vmf_render( &api->target, map, map->root, &filter, NULL, NULL );
-
- if( !bounds_only )
- {
- csr_rt_save_buffers( &api->target, api->output_path, "all" );
- csr_rt_save_tga( &api->target, "test_test_test.tga", 3*sizeof(float), 4 );
- }
- }
- else
- {
- // Draw groups
- for( int i = 1; i < api->num_strings; i ++ )
- {
- csr_filter_update_from_strings( &filter, &api->strings[i] );
-
- csr_vmf_render( &api->target, map, map->root, &filter, NULL, NULL );
-
- if( !bounds_only )
- {
- csr_rt_save_buffers( &api->target, api->output_path, api->strings[i].str );
- //csr_rt_save_c32f( ... );
- //csr_rt_save_tga( ... );
-
- // tar_write_dds( ... );
- csr_rt_save_tga( &api->target, "test_test_test.tga", 3*sizeof(float), 4 );
-
- csr_rt_clear( &api->target );
- }
- }
- }
-}
-
-void frag_gbuffer( void *dest, vmf_vert tri[3], float bca, float bcb, float bcc )
-{
- float *dest_colour = (float *)dest;
-
- // Position
- v2_sub( tri[0].origin, remapping_range, dest_colour );
- v2_div( dest_colour, &remapping_range[2], dest_colour );
-
- dest_colour[2] = tri[0].co[2]*bca + tri[1].co[2]*bcb + tri[2].co[2]*bcc;
-
- // Normals
- v3_muls( tri[0].nrm, bca, dest_colour+3 );
- v3_muladds( dest_colour+3, tri[1].nrm, bcb, dest_colour+3 );
- v3_muladds( dest_colour+3, tri[2].nrm, bcc, dest_colour+3 );
-
- v3_muls( dest_colour+3, 0.5f, dest_colour+3 );
- v3_add( (v3f){0.5f,0.5f,0.5f}, dest_colour+3, dest_colour+3 );
-
- // Mask
- dest_colour[6] = 1.f;
-}
-
-void frag_gbuffer_clear( void *dest )
-{
- float *dest_colour = (float *)dest;
- dest_colour[0] = 0.f;
- dest_colour[1] = 0.f;
- dest_colour[2] = min_height;
-
- dest_colour[3] = 0.5f;
- dest_colour[4] = 0.5f;
- dest_colour[5] = 1.0f;
-
- dest_colour[6] = 0.f;
-}