comparison: src/scene.c
src/scene.c
- changeset 189
- 2c063b225183
- parent 176
- cb2f60f48337
equal
deleted
inserted
replaced
| 188:5ece6e3acc84 | 189:2c063b225183 |
|---|---|
| 147 cxTreeVisitorContinue(iter); | 147 cxTreeVisitorContinue(iter); |
| 148 } | 148 } |
| 149 | 149 |
| 150 // TODO: implement culling | 150 // TODO: implement culling |
| 151 | 151 |
| 152 // check if geometry needs update | 152 // clear information flags from the previous frame |
| 153 asc_clear_flag(node->flags, | 153 asc_clear_flag(node->flags, |
| 154 ASC_SCENE_NODE_GRAPHICS_UPDATED | 154 ASC_SCENE_NODE_GRAPHICS_UPDATED |
| 155 | ASC_SCENE_NODE_TRANSFORM_UPDATED); | 155 | ASC_SCENE_NODE_TRANSFORM_UPDATED); |
| 156 // check if geometry needs an update | |
| 156 if (asc_test_flag(node->flags, ASC_SCENE_NODE_UPDATE_GRAPHICS)) { | 157 if (asc_test_flag(node->flags, ASC_SCENE_NODE_UPDATE_GRAPHICS)) { |
| 157 asc_set_flag(node->flags, ASC_SCENE_NODE_GRAPHICS_UPDATED); | 158 asc_set_flag(node->flags, ASC_SCENE_NODE_GRAPHICS_UPDATED); |
| 158 asc_clear_flag(node->flags, ASC_SCENE_NODE_UPDATE_GRAPHICS); | 159 asc_clear_flag(node->flags, ASC_SCENE_NODE_UPDATE_GRAPHICS); |
| 159 assert(node->update_func != NULL); | 160 assert(node->update_func != NULL); |
| 160 node->update_func(node); | 161 node->update_func(node); |
| 161 } | 162 } |
| 163 // check if transform needs an update | |
| 162 if (asc_test_flag(node->flags, ASC_SCENE_NODE_UPDATE_TRANSFORM)) { | 164 if (asc_test_flag(node->flags, ASC_SCENE_NODE_UPDATE_TRANSFORM)) { |
| 163 asc_set_flag(node->flags, ASC_SCENE_NODE_TRANSFORM_UPDATED); | 165 asc_set_flag(node->flags, ASC_SCENE_NODE_TRANSFORM_UPDATED); |
| 164 asc_clear_flag(node->flags, ASC_SCENE_NODE_UPDATE_TRANSFORM); | 166 asc_clear_flag(node->flags, ASC_SCENE_NODE_UPDATE_TRANSFORM); |
| 165 | 167 if (node->parent == scene->root) { |
| 166 // Only recalculate from components if not using custom transform | 168 // skip unnecessary multiplication with unity matrix |
| 167 if (!asc_test_flag(node->flags, ASC_SCENE_NODE_CUSTOM_TRANSFORM)) { | 169 asc_transform_copy(node->world_transform, node->transform); |
| 168 asc_transform_from_vec3f( | 170 } else { |
| 171 asc_mat4f_mulst( | |
| 172 node->world_transform, | |
| 169 node->transform, | 173 node->transform, |
| 170 node->position, | 174 node->parent->world_transform |
| 171 node->scale, | |
| 172 node->rotation | |
| 173 ); | 175 ); |
| 174 } | 176 } |
| 175 | |
| 176 asc_mat4f_mulst( | |
| 177 node->world_transform, | |
| 178 node->transform, | |
| 179 node->parent->world_transform | |
| 180 ); | |
| 181 } | 177 } |
| 182 | 178 |
| 183 // add to render group | 179 // add to render group |
| 184 if (node->render_group >= 0) { | 180 if (node->render_group >= 0) { |
| 185 cxListAdd(render_group[node->render_group], node); | 181 cxListAdd(render_group[node->render_group], node); |
