10 #include "lv_draw_opengles.h"
12 #include "../lv_draw_private.h"
13 #include "../../misc/cache/lv_cache_entry_private.h"
14 #include "../../drivers/glfw/lv_opengles_debug.h"
15 #include "../../drivers/glfw/lv_opengles_texture.h"
16 #include "../../drivers/glfw/lv_opengles_driver.h"
17 #include <GL/glew.h>
18 #include <GLFW/glfw3.h>
19 #include "../../draw/lv_draw_label.h"
20 #include "../../draw/lv_draw_rect.h"
21 #include "../../draw/lv_draw_arc.h"
22 #include "../../draw/lv_draw_image.h"
23 #include "../../draw/lv_draw_triangle.h"
24 #include "../../draw/lv_draw_line.h"
25 #include "../../core/lv_obj.h"
26 #include "../../core/lv_refr_private.h"
27 #include "../../display/lv_display_private.h"
28 #include "../../stdlib/lv_string.h"
29 #include "../../misc/lv_area_private.h"
95     draw_opengles_unit->base_unit.dispatch_cb = dispatch;  in lv_draw_opengles_init()
96     draw_opengles_unit->base_unit.evaluate_cb = evaluate;  in lv_draw_opengles_init()
97     draw_opengles_unit->base_unit.name = "OPENGLES";  in lv_draw_opengles_init()
98     draw_opengles_unit->texture_cache = lv_cache_create(&lv_cache_class_lru_rb_count,  in lv_draw_opengles_init()
104     lv_cache_set_name(draw_opengles_unit->texture_cache, "OPENGLES_TEXTURE");  in lv_draw_opengles_init()
106 …lv_draw_buf_init(&draw_opengles_unit->render_draw_buf, 0, 0, LV_COLOR_FORMAT_ARGB8888, LV_STRIDE_A…  in lv_draw_opengles_init()
113     lv_free(g_unit->render_draw_buf.unaligned_data);  in lv_draw_opengles_deinit()
114     lv_cache_destroy(g_unit->texture_cache, g_unit);  in lv_draw_opengles_deinit()
115     if(g_unit->framebuffer != 0) {  in lv_draw_opengles_deinit()
117         GL_CALL(glDeleteFramebuffers(1, &g_unit->framebuffer));  in lv_draw_opengles_deinit()
135     lv_free(cached_data->draw_dsc);  in opengles_texture_cache_free_cb()
136     GL_CALL(glDeleteTextures(1, &cached_data->texture));  in opengles_texture_cache_free_cb()
137     cached_data->draw_dsc = NULL;  in opengles_texture_cache_free_cb()
138     cached_data->texture = 0;  in opengles_texture_cache_free_cb()
145     if(lhs->w != rhs->w) {  in opengles_texture_cache_compare_cb()
146         return lhs->w > rhs->w ? 1 : -1;  in opengles_texture_cache_compare_cb()
148     if(lhs->h != rhs->h) {  in opengles_texture_cache_compare_cb()
149         return lhs->h > rhs->h ? 1 : -1;  in opengles_texture_cache_compare_cb()
152     uint32_t lhs_dsc_size = lhs->draw_dsc->dsc_size;  in opengles_texture_cache_compare_cb()
153     uint32_t rhs_dsc_size = rhs->draw_dsc->dsc_size;  in opengles_texture_cache_compare_cb()
156         return lhs_dsc_size > rhs_dsc_size ? 1 : -1;  in opengles_texture_cache_compare_cb()
159     const uint8_t * left_draw_dsc = (const uint8_t *)lhs->draw_dsc;  in opengles_texture_cache_compare_cb()
160     const uint8_t * right_draw_dsc = (const uint8_t *)rhs->draw_dsc;  in opengles_texture_cache_compare_cb()
164 …int cmp_res = lv_memcmp(left_draw_dsc, right_draw_dsc, lhs->draw_dsc->dsc_size - sizeof(lv_draw_ds…  in opengles_texture_cache_compare_cb()
167         return cmp_res > 0 ? 1 : -1;  in opengles_texture_cache_compare_cb()
178     if(draw_opengles_unit->task_act) return 0;  in dispatch()
182     if(t == NULL) return -1;  in dispatch()
187         if(layer != disp->layer_head) {  in dispatch()
189             if(buf == NULL) return -1;  in dispatch()
191             int32_t w = lv_area_get_width(&layer->buf_area);  in dispatch()
192             int32_t h = lv_area_get_height(&layer->buf_area);  in dispatch()
196             layer->user_data = (void *)(uintptr_t)texture;  in dispatch()
199             layer->user_data = (void *)(uintptr_t)lv_opengles_texture_get_texture_id(disp);  in dispatch()
203     t->state = LV_DRAW_TASK_STATE_IN_PROGRESS;  in dispatch()
204     draw_opengles_unit->base_unit.target_layer = layer;  in dispatch()
205     draw_opengles_unit->base_unit.clip_area = &t->clip_area;  in dispatch()
206     draw_opengles_unit->task_act = t;  in dispatch()
210     draw_opengles_unit->task_act->state = LV_DRAW_TASK_STATE_READY;  in dispatch()
211     draw_opengles_unit->task_act = NULL;  in dispatch()
222     if(task->type == LV_DRAW_TASK_TYPE_IMAGE &&  in evaluate()
223        ((lv_draw_image_dsc_t *)task->draw_dsc)->header.cf >= LV_COLOR_FORMAT_PROPRIETARY_START) {  in evaluate()
231     if(((lv_draw_dsc_base_t *)task->draw_dsc)->user_data == NULL) {  in evaluate()
232         task->preference_score = 0;  in evaluate()
233         task->preferred_draw_unit_id = DRAW_UNIT_ID_OPENGLES;  in evaluate()
240     lv_draw_task_t * task = u->task_act;  in draw_to_texture()
245     int32_t texture_w = lv_area_get_width(&task->_real_area);  in draw_to_texture()
246     int32_t texture_h = lv_area_get_height(&task->_real_area);  in draw_to_texture()
248 …if(NULL == lv_draw_buf_reshape(&u->render_draw_buf, LV_COLOR_FORMAT_ARGB8888, texture_w, texture_h…  in draw_to_texture()
249         uint8_t * data = u->render_draw_buf.unaligned_data;  in draw_to_texture()
253 …lv_result_t init_result = lv_draw_buf_init(&u->render_draw_buf, texture_w, texture_h, LV_COLOR_FOR…  in draw_to_texture()
258     dest_layer.draw_buf = &u->render_draw_buf;  in draw_to_texture()
261     dest_layer.buf_area = task->_real_area;  in draw_to_texture()
262     dest_layer._clip_area = task->_real_area;  in draw_to_texture()
263     dest_layer.phy_clip_area = task->_real_area;  in draw_to_texture()
264     lv_memzero(u->render_draw_buf.data, lv_area_get_size(&task->_real_area) * 4);  in draw_to_texture()
268     lv_obj_t * obj = ((lv_draw_dsc_base_t *)task->draw_dsc)->obj;  in draw_to_texture()
275     switch(task->type) {  in draw_to_texture()
277                 lv_draw_fill_dsc_t * fill_dsc = task->draw_dsc;  in draw_to_texture()
281                 rect_dsc.bg_color = fill_dsc->color;  in draw_to_texture()
282                 rect_dsc.bg_grad = fill_dsc->grad;  in draw_to_texture()
283                 rect_dsc.radius = fill_dsc->radius;  in draw_to_texture()
284                 rect_dsc.bg_opa = fill_dsc->opa;  in draw_to_texture()
286                 lv_draw_rect(&dest_layer, &rect_dsc, &task->area);  in draw_to_texture()
290                 lv_draw_border_dsc_t * border_dsc = task->draw_dsc;  in draw_to_texture()
295                 rect_dsc.radius = border_dsc->radius;  in draw_to_texture()
296                 rect_dsc.border_color = border_dsc->color;  in draw_to_texture()
297                 rect_dsc.border_opa = border_dsc->opa;  in draw_to_texture()
298                 rect_dsc.border_side = border_dsc->side;  in draw_to_texture()
299                 rect_dsc.border_width = border_dsc->width;  in draw_to_texture()
300                 lv_draw_rect(&dest_layer, &rect_dsc, &task->area);  in draw_to_texture()
304                 lv_draw_box_shadow_dsc_t * box_shadow_dsc = task->draw_dsc;  in draw_to_texture()
309                 rect_dsc.radius = box_shadow_dsc->radius;  in draw_to_texture()
310                 rect_dsc.bg_color = box_shadow_dsc->color;  in draw_to_texture()
311                 rect_dsc.shadow_opa = box_shadow_dsc->opa;  in draw_to_texture()
312                 rect_dsc.shadow_width = box_shadow_dsc->width;  in draw_to_texture()
313                 rect_dsc.shadow_spread = box_shadow_dsc->spread;  in draw_to_texture()
314                 rect_dsc.shadow_offset_x = box_shadow_dsc->ofs_x;  in draw_to_texture()
315                 rect_dsc.shadow_offset_y = box_shadow_dsc->ofs_y;  in draw_to_texture()
316                 lv_draw_rect(&dest_layer, &rect_dsc, &task->area);  in draw_to_texture()
321                 lv_memcpy(&label_dsc, task->draw_dsc, sizeof(label_dsc));  in draw_to_texture()
323                 lv_draw_label(&dest_layer, &label_dsc, &task->area);  in draw_to_texture()
328                 lv_memcpy(&arc_dsc, task->draw_dsc, sizeof(arc_dsc));  in draw_to_texture()
335                 lv_memcpy(&line_dsc, task->draw_dsc, sizeof(line_dsc));  in draw_to_texture()
342                 lv_memcpy(&triangle_dsc, task->draw_dsc, sizeof(triangle_dsc));  in draw_to_texture()
349                 lv_memcpy(&image_dsc, task->draw_dsc, sizeof(image_dsc));  in draw_to_texture()
351                 lv_draw_image(&dest_layer, &image_dsc, &task->area);  in draw_to_texture()
365     unsigned int texture = create_texture(texture_w, texture_h, u->render_draw_buf.data);  in draw_to_texture()
367     lv_draw_dsc_base_t * base_dsc = task->draw_dsc;  in draw_to_texture()
369     cache_data->draw_dsc = lv_malloc(base_dsc->dsc_size);  in draw_to_texture()
370     lv_memcpy((void *)cache_data->draw_dsc, base_dsc, base_dsc->dsc_size);  in draw_to_texture()
371     cache_data->w = texture_w;  in draw_to_texture()
372     cache_data->h = texture_h;  in draw_to_texture()
373     cache_data->texture = texture;  in draw_to_texture()
384     lv_area_t clip_area = *u->base_unit.clip_area;  in blend_texture_layer()
386     lv_draw_task_t * t = u->task_act;  in blend_texture_layer()
387     lv_draw_image_dsc_t * draw_dsc = t->draw_dsc;  in blend_texture_layer()
390     area.x1 = -draw_dsc->pivot.x;  in blend_texture_layer()
391     area.y1 = -draw_dsc->pivot.y;  in blend_texture_layer()
392     area.x1 = (area.x1 * draw_dsc->scale_x) / 256;  in blend_texture_layer()
393     area.y1 = (area.y1 * draw_dsc->scale_y) / 256;  in blend_texture_layer()
394     area.x1 += t->area.x1 + draw_dsc->pivot.x;  in blend_texture_layer()
395     area.y1 += t->area.y1 + draw_dsc->pivot.y;  in blend_texture_layer()
396     lv_area_set_width(&area, lv_area_get_width(&t->area) * draw_dsc->scale_x / 256);  in blend_texture_layer()
397     lv_area_set_height(&area, lv_area_get_height(&t->area) * draw_dsc->scale_y / 256);  in blend_texture_layer()
399     lv_layer_t * src_layer = (lv_layer_t *)draw_dsc->src;  in blend_texture_layer()
403     lv_layer_t * dest_layer = u->base_unit.target_layer;  in blend_texture_layer()
406     int32_t targ_tex_w = lv_area_get_width(&dest_layer->buf_area);  in blend_texture_layer()
407     int32_t targ_tex_h = lv_area_get_height(&dest_layer->buf_area);  in blend_texture_layer()
417 …lv_opengles_render_texture(src_texture, &area, draw_dsc->opa, targ_tex_w, targ_tex_h, &clip_area, …  in blend_texture_layer()
428     lv_draw_task_t * t = u->task_act;  in draw_from_cached_texture()
431     data_to_find.draw_dsc = (lv_draw_dsc_base_t *)t->draw_dsc;  in draw_from_cached_texture()
433     data_to_find.w = lv_area_get_width(&t->_real_area);  in draw_from_cached_texture()
434     data_to_find.h = lv_area_get_height(&t->_real_area);  in draw_from_cached_texture()
439     void * user_data_saved = data_to_find.draw_dsc->user_data;  in draw_from_cached_texture()
440     data_to_find.draw_dsc->user_data = NULL;  in draw_from_cached_texture()
442     /*img_dsc->image_area is an absolute coordinate so it's different  in draw_from_cached_texture()
444     lv_area_t a = t->area;  in draw_from_cached_texture()
445     if(t->type == LV_DRAW_TASK_TYPE_IMAGE) {  in draw_from_cached_texture()
447         lv_area_move(&img_dsc->image_area, -t->area.x1, -t->area.y1);  in draw_from_cached_texture()
449     else if(t->type == LV_DRAW_TASK_TYPE_TRIANGLE) {  in draw_from_cached_texture()
451         tri_dsc->p[0].x -= t->area.x1;  in draw_from_cached_texture()
452         tri_dsc->p[0].y -= t->area.y1;  in draw_from_cached_texture()
453         tri_dsc->p[1].x -= t->area.x1;  in draw_from_cached_texture()
454         tri_dsc->p[1].y -= t->area.y1;  in draw_from_cached_texture()
455         tri_dsc->p[2].x -= t->area.x1;  in draw_from_cached_texture()
456         tri_dsc->p[2].y -= t->area.y1;  in draw_from_cached_texture()
458     else if(t->type == LV_DRAW_TASK_TYPE_LINE) {  in draw_from_cached_texture()
460         line_dsc->p1.x -= t->area.x1;  in draw_from_cached_texture()
461         line_dsc->p1.y -= t->area.y1;  in draw_from_cached_texture()
462         line_dsc->p2.x -= t->area.x1;  in draw_from_cached_texture()
463         line_dsc->p2.y -= t->area.y1;  in draw_from_cached_texture()
465     else if(t->type == LV_DRAW_TASK_TYPE_ARC) {  in draw_from_cached_texture()
467         arc_dsc->center.x -= t->area.x1;  in draw_from_cached_texture()
468         arc_dsc->center.y -= t->area.y1;  in draw_from_cached_texture()
471     lv_area_move(&t->area, -a.x1, -a.y1);  in draw_from_cached_texture()
472     lv_area_move(&t->_real_area, -a.x1, -a.y1);  in draw_from_cached_texture()
474 …  lv_cache_entry_t * entry_cached = lv_cache_acquire_or_create(u->texture_cache, &data_to_find, u);  in draw_from_cached_texture()
476     lv_area_move(&t->area, a.x1, a.y1);  in draw_from_cached_texture()
477     lv_area_move(&t->_real_area, a.x1, a.y1);  in draw_from_cached_texture()
484     data_to_find.draw_dsc->user_data = user_data_saved;  in draw_from_cached_texture()
487     unsigned int texture = data_cached->texture;  in draw_from_cached_texture()
489     lv_layer_t * dest_layer = u->base_unit.target_layer;  in draw_from_cached_texture()
493     int32_t targ_tex_w = lv_area_get_width(&dest_layer->buf_area);  in draw_from_cached_texture()
494     int32_t targ_tex_h = lv_area_get_height(&dest_layer->buf_area);  in draw_from_cached_texture()
503     lv_area_t clip_area = *u->base_unit.clip_area;  in draw_from_cached_texture()
504     lv_area_move(&clip_area, -dest_layer->buf_area.x1, -dest_layer->buf_area.y1);  in draw_from_cached_texture()
505     lv_area_t render_area = t->_real_area;  in draw_from_cached_texture()
506     lv_area_move(&render_area, -dest_layer->buf_area.x1, -dest_layer->buf_area.y1);  in draw_from_cached_texture()
511     lv_cache_release(u->texture_cache, entry_cached, u);  in draw_from_cached_texture()
515     if(t->type == LV_DRAW_TASK_TYPE_LABEL) {  in draw_from_cached_texture()
516         lv_draw_label_dsc_t * label_dsc = t->draw_dsc;  in draw_from_cached_texture()
517         if(!label_dsc->text_static) {  in draw_from_cached_texture()
518             lv_cache_drop(u->texture_cache, &data_to_find, u);  in draw_from_cached_texture()
525     lv_draw_task_t * t = u->task_act;  in execute_drawing()
527     if(t->type == LV_DRAW_TASK_TYPE_FILL) {  in execute_drawing()
528         lv_draw_fill_dsc_t * fill_dsc = t->draw_dsc;  in execute_drawing()
529         if(fill_dsc->radius == 0 && fill_dsc->grad.dir == LV_GRAD_DIR_NONE) {  in execute_drawing()
530             lv_layer_t * layer = u->base_unit.target_layer;  in execute_drawing()
531             lv_area_t fill_area = t->area;  in execute_drawing()
532             lv_area_intersect(&fill_area, &fill_area, u->base_unit.clip_area);  in execute_drawing()
533             lv_area_move(&fill_area, -layer->buf_area.x1, -layer->buf_area.y1);  in execute_drawing()
537             int32_t targ_tex_w = lv_area_get_width(&layer->buf_area);  in execute_drawing()
538             int32_t targ_tex_h = lv_area_get_height(&layer->buf_area);  in execute_drawing()
545 …       lv_opengles_render_fill(fill_dsc->color, &fill_area, fill_dsc->opa, targ_tex_w, targ_tex_h);  in execute_drawing()
553     if(t->type == LV_DRAW_TASK_TYPE_LAYER) {  in execute_drawing()
563     return (unsigned int)(uintptr_t)layer->user_data;  in layer_get_texture()
568     if(u->framebuffer == 0) {  in get_framebuffer()
569         GL_CALL(glGenFramebuffers(1, &u->framebuffer));  in get_framebuffer()
571     return u->framebuffer;  in get_framebuffer()