1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
|
/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2021 Blender Foundation. */
/** \file
* \ingroup draw
*/
#include "BLI_vector.hh"
#include "GPU_viewport.h"
#include "DRW_render.h"
#include "draw_instance_data.h"
#include "draw_manager_text.h"
#include "draw_manager.h"
#include "draw_view_data.h"
using namespace blender;
struct DRWViewData {
DefaultFramebufferList dfbl = {};
DefaultTextureList dtxl = {};
/** True indicates the textures inside dtxl are from the viewport and should not be freed. */
bool from_viewport = false;
/** Common size for texture in the engines texture list.
* We free all texture lists if it changes. */
int texture_list_size[2] = {0, 0};
double cache_time = 0.0;
Vector<ViewportEngineData> engines;
Vector<ViewportEngineData *> enabled_engines;
};
DRWViewData *DRW_view_data_create(ListBase *engine_types)
{
const int engine_types_len = BLI_listbase_count(engine_types);
DRWViewData *view_data = new DRWViewData();
view_data->engines.reserve(engine_types_len);
LISTBASE_FOREACH (DRWRegisteredDrawEngine *, type, engine_types) {
ViewportEngineData engine = {};
engine.engine_type = type;
view_data->engines.append(engine);
}
return view_data;
}
void DRW_view_data_default_lists_from_viewport(DRWViewData *view_data, GPUViewport *viewport)
{
int active_view = GPU_viewport_active_view_get(viewport);
view_data->from_viewport = true;
DefaultFramebufferList *dfbl = &view_data->dfbl;
DefaultTextureList *dtxl = &view_data->dtxl;
/* Depth texture is shared between both stereo views. */
dtxl->depth = GPU_viewport_depth_texture(viewport);
dtxl->color = GPU_viewport_color_texture(viewport, active_view);
dtxl->color_overlay = GPU_viewport_overlay_texture(viewport, active_view);
GPU_framebuffer_ensure_config(&dfbl->default_fb,
{
GPU_ATTACHMENT_TEXTURE(dtxl->depth),
GPU_ATTACHMENT_TEXTURE(dtxl->color),
});
GPU_framebuffer_ensure_config(&dfbl->overlay_fb,
{
GPU_ATTACHMENT_TEXTURE(dtxl->depth),
GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
});
GPU_framebuffer_ensure_config(&dfbl->depth_only_fb,
{
GPU_ATTACHMENT_TEXTURE(dtxl->depth),
GPU_ATTACHMENT_NONE,
});
GPU_framebuffer_ensure_config(&dfbl->color_only_fb,
{
GPU_ATTACHMENT_NONE,
GPU_ATTACHMENT_TEXTURE(dtxl->color),
});
GPU_framebuffer_ensure_config(&dfbl->overlay_only_fb,
{
GPU_ATTACHMENT_NONE,
GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
});
}
static void draw_viewport_engines_data_clear(ViewportEngineData *data, bool clear_instance_data)
{
DrawEngineType *engine_type = data->engine_type->draw_engine;
const DrawEngineDataSize *data_size = engine_type->vedata_size;
for (int i = 0; data->fbl && i < data_size->fbl_len; i++) {
GPU_FRAMEBUFFER_FREE_SAFE(data->fbl->framebuffers[i]);
}
for (int i = 0; data->txl && i < data_size->txl_len; i++) {
GPU_TEXTURE_FREE_SAFE(data->txl->textures[i]);
}
for (int i = 0; data->stl && i < data_size->stl_len; i++) {
MEM_SAFE_FREE(data->stl->storage[i]);
}
if (clear_instance_data && data->instance_data) {
BLI_assert(engine_type->instance_free != nullptr);
engine_type->instance_free(data->instance_data);
data->instance_data = nullptr;
}
MEM_SAFE_FREE(data->fbl);
MEM_SAFE_FREE(data->txl);
MEM_SAFE_FREE(data->psl);
MEM_SAFE_FREE(data->stl);
if (data->text_draw_cache) {
DRW_text_cache_destroy(data->text_draw_cache);
data->text_draw_cache = nullptr;
}
}
static void draw_view_data_clear(DRWViewData *view_data, bool free_instance_data)
{
GPU_FRAMEBUFFER_FREE_SAFE(view_data->dfbl.default_fb);
GPU_FRAMEBUFFER_FREE_SAFE(view_data->dfbl.overlay_fb);
GPU_FRAMEBUFFER_FREE_SAFE(view_data->dfbl.in_front_fb);
GPU_FRAMEBUFFER_FREE_SAFE(view_data->dfbl.color_only_fb);
GPU_FRAMEBUFFER_FREE_SAFE(view_data->dfbl.depth_only_fb);
GPU_FRAMEBUFFER_FREE_SAFE(view_data->dfbl.overlay_only_fb);
if (!view_data->from_viewport) {
GPU_TEXTURE_FREE_SAFE(view_data->dtxl.color);
GPU_TEXTURE_FREE_SAFE(view_data->dtxl.color_overlay);
GPU_TEXTURE_FREE_SAFE(view_data->dtxl.depth);
}
GPU_TEXTURE_FREE_SAFE(view_data->dtxl.depth_in_front);
for (ViewportEngineData &engine : view_data->engines) {
draw_viewport_engines_data_clear(&engine, free_instance_data);
}
}
void DRW_view_data_free(DRWViewData *view_data)
{
draw_view_data_clear(view_data, true);
delete view_data;
}
void DRW_view_data_texture_list_size_validate(DRWViewData *view_data, const int size[2])
{
if (!equals_v2v2_int(view_data->texture_list_size, size)) {
draw_view_data_clear(view_data, false);
copy_v2_v2_int(view_data->texture_list_size, size);
}
}
ViewportEngineData *DRW_view_data_engine_data_get_ensure(DRWViewData *view_data,
DrawEngineType *engine_type)
{
for (ViewportEngineData &engine : view_data->engines) {
if (engine.engine_type->draw_engine == engine_type) {
if (engine.fbl == nullptr) {
const DrawEngineDataSize *data_size = engine_type->vedata_size;
engine.fbl = (FramebufferList *)MEM_calloc_arrayN(
data_size->fbl_len, sizeof(GPUFrameBuffer *), "FramebufferList");
engine.txl = (TextureList *)MEM_calloc_arrayN(
data_size->txl_len, sizeof(GPUTexture *), "TextureList");
engine.psl = (PassList *)MEM_calloc_arrayN(
data_size->psl_len, sizeof(DRWPass *), "PassList");
engine.stl = (StorageList *)MEM_calloc_arrayN(
data_size->stl_len, sizeof(void *), "StorageList");
}
return &engine;
}
}
return nullptr;
}
void DRW_view_data_use_engine(DRWViewData *view_data, DrawEngineType *engine_type)
{
ViewportEngineData *engine = DRW_view_data_engine_data_get_ensure(view_data, engine_type);
view_data->enabled_engines.append(engine);
}
void DRW_view_data_reset(DRWViewData *view_data)
{
view_data->enabled_engines.clear();
}
void DRW_view_data_free_unused(DRWViewData *view_data)
{
for (ViewportEngineData &engine : view_data->engines) {
if (view_data->enabled_engines.first_index_of_try(&engine) == -1) {
draw_viewport_engines_data_clear(&engine, false);
}
}
}
double *DRW_view_data_cache_time_get(DRWViewData *view_data)
{
return &view_data->cache_time;
}
DefaultFramebufferList *DRW_view_data_default_framebuffer_list_get(DRWViewData *view_data)
{
return &view_data->dfbl;
}
DefaultTextureList *DRW_view_data_default_texture_list_get(DRWViewData *view_data)
{
return &view_data->dtxl;
}
void DRW_view_data_enabled_engine_iter_begin(DRWEngineIterator *iterator, DRWViewData *view_data)
{
iterator->id = 0;
iterator->end = view_data->enabled_engines.size();
iterator->engines = view_data->enabled_engines.data();
}
ViewportEngineData *DRW_view_data_enabled_engine_iter_step(DRWEngineIterator *iterator)
{
if (iterator->id >= iterator->end) {
return nullptr;
}
ViewportEngineData *engine = iterator->engines[iterator->id++];
return engine;
}
|
