comparison: src/scene.c
src/scene.c
- changeset 287
- 359eaf2a8bd2
- parent 286
- 26a41832c81d
equal
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inserted
replaced
| 286:26a41832c81d | 287:359eaf2a8bd2 |
|---|---|
| 26 */ | 26 */ |
| 27 | 27 |
| 28 #include "ascension/error.h" | 28 #include "ascension/error.h" |
| 29 #include "ascension/context.h" | 29 #include "ascension/context.h" |
| 30 #include "ascension/scene.h" | 30 #include "ascension/scene.h" |
| 31 #include "ascension/camera.h" | |
| 31 #include "ascension/behavior.h" | 32 #include "ascension/behavior.h" |
| 32 #include "ascension/shader.h" | 33 #include "ascension/shader.h" |
| 33 #include "ascension/util.h" | 34 #include "ascension/util.h" |
| 34 | 35 |
| 35 #include <cx/tree.h> | 36 #include <cx/tree.h> |
| 37 | 38 |
| 38 #include <GL/glew.h> | 39 #include <GL/glew.h> |
| 39 | 40 |
| 40 #include <assert.h> | 41 #include <assert.h> |
| 41 | 42 |
| 42 void asc_scene_init_(AscScene *scene, const char *name, struct asc_camera_init_args args) { | 43 void asc_scene_init(AscScene *scene, const char *name, AscCamera *camera) { |
| 43 assert(scene->root == NULL); | 44 assert(scene->root == NULL); |
| 44 asc_camera_init_(&scene->camera, args); | 45 scene->camera = camera; |
| 45 scene->root = asc_scene_node_empty(); | 46 scene->root = asc_scene_node_empty(); |
| 46 for (unsigned i = 0 ; i < ASC_RENDER_GROUP_COUNT ; i++) { | 47 for (unsigned i = 0 ; i < ASC_RENDER_GROUP_COUNT ; i++) { |
| 47 scene->internal.render_groups[i] = cxArrayListCreateSimple(CX_STORE_POINTERS, 32); | 48 scene->internal.render_groups[i] = cxArrayListCreateSimple(CX_STORE_POINTERS, 32); |
| 48 } | 49 } |
| 49 if (name == NULL) { | 50 if (name == NULL) { |
| 114 } | 115 } |
| 115 } | 116 } |
| 116 } | 117 } |
| 117 | 118 |
| 118 void asc_scene_draw(AscScene *scene) { | 119 void asc_scene_draw(AscScene *scene) { |
| 119 if (scene->root == NULL) return; | 120 if (!asc_scene_active(scene)) return; |
| 120 | 121 |
| 121 // when the viewport is zero, exit immediately | 122 // when the viewport is zero, exit immediately |
| 122 if (scene->camera.viewport.size.width == 0 || scene->camera.viewport.size.height == 0) { | 123 const AscCamera *camera = asc_scene_camera(scene); |
| 124 if (camera == NULL || | |
| 125 camera->viewport.size.width == 0 || | |
| 126 camera->viewport.size.height == 0) { | |
| 123 return; | 127 return; |
| 124 } | 128 } |
| 125 | 129 |
| 126 // reset render groups | 130 // reset render groups |
| 127 CxList **render_group = scene->internal.render_groups; | 131 CxList **render_group = scene->internal.render_groups; |
| 179 } | 183 } |
| 180 } | 184 } |
| 181 | 185 |
| 182 // set the viewport | 186 // set the viewport |
| 183 glViewport( | 187 glViewport( |
| 184 scene->camera.viewport.pos.x, | 188 camera->viewport.pos.x, |
| 185 scene->camera.viewport.pos.y, | 189 camera->viewport.pos.y, |
| 186 scene->camera.viewport.size.width, | 190 camera->viewport.size.width, |
| 187 scene->camera.viewport.size.height | 191 camera->viewport.size.height |
| 188 ); | 192 ); |
| 189 if (scene->camera.viewport_clear) { | 193 if (camera->viewport_clear) { |
| 190 glScissor( | 194 glScissor( |
| 191 scene->camera.viewport.pos.x, | 195 camera->viewport.pos.x, |
| 192 scene->camera.viewport.pos.y, | 196 camera->viewport.pos.y, |
| 193 scene->camera.viewport.size.width, | 197 camera->viewport.size.width, |
| 194 scene->camera.viewport.size.height | 198 camera->viewport.size.height |
| 195 ); | 199 ); |
| 196 glEnable(GL_SCISSOR_TEST); | 200 glEnable(GL_SCISSOR_TEST); |
| 197 const asc_color col = scene->camera.clear_color; | 201 const asc_color col = camera->clear_color; |
| 198 glClearColor(col.red, col.green, col.blue, col.alpha); | 202 glClearColor(col.red, col.green, col.blue, col.alpha); |
| 199 glClear(GL_COLOR_BUFFER_BIT); | 203 glClear(GL_COLOR_BUFFER_BIT); |
| 200 glDisable(GL_SCISSOR_TEST); | 204 glDisable(GL_SCISSOR_TEST); |
| 201 } | 205 } |
| 202 | 206 |
