diff options
Diffstat (limited to 'source/blender/draw/modes/edit_text_mode.c')
| -rw-r--r-- | source/blender/draw/modes/edit_text_mode.c | 419 |
1 files changed, 0 insertions, 419 deletions
diff --git a/source/blender/draw/modes/edit_text_mode.c b/source/blender/draw/modes/edit_text_mode.c deleted file mode 100644 index 448dc33077e..00000000000 --- a/source/blender/draw/modes/edit_text_mode.c +++ /dev/null @@ -1,419 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * Copyright 2016, Blender Foundation. - */ - -/** \file - * \ingroup draw - */ - -#include "DRW_engine.h" -#include "DRW_render.h" - -#include "DNA_curve_types.h" - -#include "BIF_glutil.h" - -#include "BKE_font.h" - -/* If builtin shaders are needed */ -#include "GPU_shader.h" - -#include "draw_common.h" -#include "draw_mode_engines.h" - -/* *********** LISTS *********** */ -/* All lists are per viewport specific datas. - * They are all free when viewport changes engines - * or is free itself. Use EDIT_TEXT_engine_init() to - * initialize most of them and EDIT_TEXT_cache_init() - * for EDIT_TEXT_PassList */ - -typedef struct EDIT_TEXT_PassList { - /* Declare all passes here and init them in - * EDIT_TEXT_cache_init(). - * Only contains (DRWPass *) */ - struct DRWPass *wire_pass; - struct DRWPass *overlay_select_pass; - struct DRWPass *overlay_cursor_pass; - struct DRWPass *text_box_pass; -} EDIT_TEXT_PassList; - -typedef struct EDIT_TEXT_FramebufferList { - /* Contains all framebuffer objects needed by this engine. - * Only contains (GPUFrameBuffer *) */ - struct GPUFrameBuffer *fb; -} EDIT_TEXT_FramebufferList; - -typedef struct EDIT_TEXT_TextureList { - /* Contains all framebuffer textures / utility textures - * needed by this engine. Only viewport specific textures - * (not per object). Only contains (GPUTexture *) */ - struct GPUTexture *texture; -} EDIT_TEXT_TextureList; - -typedef struct EDIT_TEXT_StorageList { - /* Contains any other memory block that the engine needs. - * Only directly MEM_(m/c)allocN'ed blocks because they are - * free with MEM_freeN() when viewport is freed. - * (not per object) */ - struct CustomStruct *block; - struct EDIT_TEXT_PrivateData *g_data; -} EDIT_TEXT_StorageList; - -typedef struct EDIT_TEXT_Data { - /* Struct returned by DRW_viewport_engine_data_ensure. - * If you don't use one of these, just make it a (void *) */ - // void *fbl; - void *engine_type; /* Required */ - EDIT_TEXT_FramebufferList *fbl; - EDIT_TEXT_TextureList *txl; - EDIT_TEXT_PassList *psl; - EDIT_TEXT_StorageList *stl; -} EDIT_TEXT_Data; - -/* *********** STATIC *********** */ - -static struct { - /* Custom shaders : - * Add sources to source/blender/draw/modes/shaders - * init in EDIT_TEXT_engine_init(); - * free in EDIT_TEXT_engine_free(); */ - GPUShader *wire_sh; - GPUShader *overlay_select_sh; - GPUShader *overlay_cursor_sh; -} e_data = {NULL}; /* Engine data */ - -typedef struct EDIT_TEXT_PrivateData { - /* resulting curve as 'wire' for fast editmode drawing */ - DRWShadingGroup *wire_shgrp; - DRWShadingGroup *overlay_select_shgrp; - DRWShadingGroup *overlay_cursor_shgrp; - DRWCallBuffer *box_shgrp; - DRWCallBuffer *box_active_shgrp; -} EDIT_TEXT_PrivateData; /* Transient data */ - -/* *********** FUNCTIONS *********** */ - -/* Init Textures, Framebuffers, Storage and Shaders. - * It is called for every frames. - * (Optional) */ -static void EDIT_TEXT_engine_init(void *vedata) -{ - EDIT_TEXT_TextureList *txl = ((EDIT_TEXT_Data *)vedata)->txl; - EDIT_TEXT_FramebufferList *fbl = ((EDIT_TEXT_Data *)vedata)->fbl; - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - - UNUSED_VARS(txl, fbl, stl); - - /* Init Framebuffers like this: order is attachment order (for color texs) */ - /* - * DRWFboTexture tex[2] = {{&txl->depth, GPU_DEPTH_COMPONENT24, 0}, - * {&txl->color, GPU_RGBA8, DRW_TEX_FILTER}}; - */ - - /* DRW_framebuffer_init takes care of checking if - * the framebuffer is valid and has the right size*/ - /* - * float *viewport_size = DRW_viewport_size_get(); - * DRW_framebuffer_init(&fbl->occlude_wire_fb, - * (int)viewport_size[0], (int)viewport_size[1], - * tex, 2); - */ - - if (!e_data.wire_sh) { - e_data.wire_sh = GPU_shader_get_builtin_shader(GPU_SHADER_3D_UNIFORM_COLOR); - } - - if (!e_data.overlay_select_sh) { - e_data.overlay_select_sh = GPU_shader_get_builtin_shader(GPU_SHADER_3D_UNIFORM_COLOR); - } - - if (!e_data.overlay_cursor_sh) { - e_data.overlay_cursor_sh = GPU_shader_get_builtin_shader(GPU_SHADER_3D_UNIFORM_COLOR); - } -} - -/* Here init all passes and shading groups - * Assume that all Passes are NULL */ -static void EDIT_TEXT_cache_init(void *vedata) -{ - const DRWContextState *draw_ctx = DRW_context_state_get(); - EDIT_TEXT_PassList *psl = ((EDIT_TEXT_Data *)vedata)->psl; - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - - if (!stl->g_data) { - /* Alloc transient pointers */ - stl->g_data = MEM_mallocN(sizeof(*stl->g_data), __func__); - } - - { - /* Text outline (fast drawing!) */ - psl->wire_pass = DRW_pass_create( - "Font Wire", DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL); - stl->g_data->wire_shgrp = DRW_shgroup_create(e_data.wire_sh, psl->wire_pass); - - /* Show selection & cursor on-top of everything (x-ray). */ - - psl->overlay_select_pass = DRW_pass_create("Font Select", DRW_STATE_WRITE_COLOR); - stl->g_data->overlay_select_shgrp = DRW_shgroup_create(e_data.overlay_select_sh, - psl->overlay_select_pass); - - psl->overlay_cursor_pass = DRW_pass_create("Font Cursor", DRW_STATE_WRITE_COLOR); - stl->g_data->overlay_cursor_shgrp = DRW_shgroup_create(e_data.overlay_cursor_sh, - psl->overlay_cursor_pass); - - psl->text_box_pass = DRW_pass_create("Font Text Boxes", DRW_STATE_WRITE_COLOR); - stl->g_data->box_shgrp = buffer_dynlines_dashed_uniform_color( - psl->text_box_pass, G_draw.block.colorWire, draw_ctx->sh_cfg); - stl->g_data->box_active_shgrp = buffer_dynlines_dashed_uniform_color( - psl->text_box_pass, G_draw.block.colorActive, draw_ctx->sh_cfg); - } -} - -/* Use 2D quad corners to create a matrix that set - * a [-1..1] quad at the right position. */ -static void v2_quad_corners_to_mat4(float corners[4][2], float r_mat[4][4]) -{ - unit_m4(r_mat); - sub_v2_v2v2(r_mat[0], corners[1], corners[0]); - sub_v2_v2v2(r_mat[1], corners[3], corners[0]); - mul_v2_fl(r_mat[0], 0.5f); - mul_v2_fl(r_mat[1], 0.5f); - copy_v2_v2(r_mat[3], corners[0]); - add_v2_v2(r_mat[3], r_mat[0]); - add_v2_v2(r_mat[3], r_mat[1]); -} - -static void edit_text_cache_populate_select(void *vedata, Object *ob) -{ - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - const Curve *cu = ob->data; - EditFont *ef = cu->editfont; - float final_mat[4][4], box[4][2]; - struct GPUBatch *geom = DRW_cache_quad_get(); - - for (int i = 0; i < ef->selboxes_len; i++) { - EditFontSelBox *sb = &ef->selboxes[i]; - - float selboxw; - if (i + 1 != ef->selboxes_len) { - if (ef->selboxes[i + 1].y == sb->y) { - selboxw = ef->selboxes[i + 1].x - sb->x; - } - else { - selboxw = sb->w; - } - } - else { - selboxw = sb->w; - } - /* NOTE: v2_quad_corners_to_mat4 don't need the 3rd corner. */ - if (sb->rot == 0.0f) { - copy_v2_fl2(box[0], sb->x, sb->y); - copy_v2_fl2(box[1], sb->x + selboxw, sb->y); - copy_v2_fl2(box[3], sb->x, sb->y + sb->h); - } - else { - float mat[2][2]; - angle_to_mat2(mat, sb->rot); - copy_v2_fl2(box[0], sb->x, sb->y); - mul_v2_v2fl(box[1], mat[0], selboxw); - add_v2_v2(box[1], &sb->x); - mul_v2_v2fl(box[3], mat[1], sb->h); - add_v2_v2(box[3], &sb->x); - } - v2_quad_corners_to_mat4(box, final_mat); - mul_m4_m4m4(final_mat, ob->obmat, final_mat); - - DRW_shgroup_call_obmat(stl->g_data->overlay_select_shgrp, geom, final_mat); - } -} - -static void edit_text_cache_populate_cursor(void *vedata, Object *ob) -{ - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - const Curve *cu = ob->data; - EditFont *edit_font = cu->editfont; - float(*cursor)[2] = edit_font->textcurs; - float mat[4][4]; - - v2_quad_corners_to_mat4(cursor, mat); - mul_m4_m4m4(mat, ob->obmat, mat); - - struct GPUBatch *geom = DRW_cache_quad_get(); - DRW_shgroup_call_obmat(stl->g_data->overlay_cursor_shgrp, geom, mat); -} - -static void edit_text_cache_populate_boxes(void *vedata, Object *ob) -{ - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - const Curve *cu = ob->data; - - DRWCallBuffer *callbufs[] = { - stl->g_data->box_active_shgrp, - stl->g_data->box_shgrp, - }; - - float vec[3], vec1[3], vec2[3]; - for (int i = 0; i < cu->totbox; i++) { - TextBox *tb = &cu->tb[i]; - - if ((tb->w == 0.0f) && (tb->h == 0.0f)) { - continue; - } - - const bool is_active = i == (cu->actbox - 1); - DRWCallBuffer *callbuf = callbufs[is_active ? 0 : 1]; - - vec[0] = cu->xof + tb->x; - vec[1] = cu->yof + tb->y + cu->fsize_realtime; - vec[2] = 0.001; - - mul_v3_m4v3(vec1, ob->obmat, vec); - vec[0] += tb->w; - mul_v3_m4v3(vec2, ob->obmat, vec); - - DRW_buffer_add_entry(callbuf, vec1); - DRW_buffer_add_entry(callbuf, vec2); - - vec[1] -= tb->h; - copy_v3_v3(vec1, vec2); - mul_v3_m4v3(vec2, ob->obmat, vec); - - DRW_buffer_add_entry(callbuf, vec1); - DRW_buffer_add_entry(callbuf, vec2); - - vec[0] -= tb->w; - copy_v3_v3(vec1, vec2); - mul_v3_m4v3(vec2, ob->obmat, vec); - - DRW_buffer_add_entry(callbuf, vec1); - DRW_buffer_add_entry(callbuf, vec2); - - vec[1] += tb->h; - copy_v3_v3(vec1, vec2); - mul_v3_m4v3(vec2, ob->obmat, vec); - - DRW_buffer_add_entry(callbuf, vec1); - DRW_buffer_add_entry(callbuf, vec2); - } -} - -/* Add geometry to shadingGroups. Execute for each objects */ -static void EDIT_TEXT_cache_populate(void *vedata, Object *ob) -{ - EDIT_TEXT_PassList *psl = ((EDIT_TEXT_Data *)vedata)->psl; - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - const DRWContextState *draw_ctx = DRW_context_state_get(); - - UNUSED_VARS(psl, stl); - - if (ob->type == OB_FONT) { - if (ob == draw_ctx->object_edit) { - const Curve *cu = ob->data; - /* Get geometry cache */ - struct GPUBatch *geom; - - bool has_surface = (cu->flag & (CU_FRONT | CU_BACK)) || cu->ext1 != 0.0f || cu->ext2 != 0.0f; - if ((cu->flag & CU_FAST) || !has_surface) { - geom = DRW_cache_text_edge_wire_get(ob); - if (geom) { - DRW_shgroup_call(stl->g_data->wire_shgrp, geom, ob); - } - } - else { - /* object mode draws */ - } - - edit_text_cache_populate_select(vedata, ob); - edit_text_cache_populate_cursor(vedata, ob); - edit_text_cache_populate_boxes(vedata, ob); - } - } -} - -/* Optional: Post-cache_populate callback */ -static void EDIT_TEXT_cache_finish(void *vedata) -{ - EDIT_TEXT_PassList *psl = ((EDIT_TEXT_Data *)vedata)->psl; - EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl; - - /* Do something here! dependent on the objects gathered */ - UNUSED_VARS(psl, stl); -} - -/* Draw time ! Control rendering pipeline from here */ -static void EDIT_TEXT_draw_scene(void *vedata) -{ - EDIT_TEXT_PassList *psl = ((EDIT_TEXT_Data *)vedata)->psl; - EDIT_TEXT_FramebufferList *fbl = ((EDIT_TEXT_Data *)vedata)->fbl; - - /* Default framebuffer and texture */ - DefaultFramebufferList *dfbl = DRW_viewport_framebuffer_list_get(); - DefaultTextureList *dtxl = DRW_viewport_texture_list_get(); - - UNUSED_VARS(fbl, dfbl, dtxl); - - /* Show / hide entire passes, swap framebuffers ... whatever you fancy */ - /* - * DRW_framebuffer_texture_detach(dtxl->depth); - * DRW_framebuffer_bind(fbl->custom_fb); - * DRW_draw_pass(psl->pass); - * DRW_framebuffer_texture_attach(dfbl->default_fb, dtxl->depth, 0, 0); - * DRW_framebuffer_bind(dfbl->default_fb); - */ - - DRW_draw_pass(psl->wire_pass); - - if (!DRW_pass_is_empty(psl->text_box_pass)) { - DRW_draw_pass(psl->text_box_pass); - } - - GPU_logic_op_invert_set(true); - DRW_draw_pass(psl->overlay_select_pass); - DRW_draw_pass(psl->overlay_cursor_pass); - GPU_logic_op_invert_set(false); - - /* If you changed framebuffer, double check you rebind - * the default one with its textures attached before finishing */ -} - -/* Cleanup when destroying the engine. - * This is not per viewport ! only when quitting blender. - * Mostly used for freeing shaders */ -static void EDIT_TEXT_engine_free(void) -{ - // DRW_SHADER_FREE_SAFE(custom_shader); -} - -static const DrawEngineDataSize EDIT_TEXT_data_size = DRW_VIEWPORT_DATA_SIZE(EDIT_TEXT_Data); - -DrawEngineType draw_engine_edit_text_type = { - NULL, - NULL, - N_("EditTextMode"), - &EDIT_TEXT_data_size, - &EDIT_TEXT_engine_init, - &EDIT_TEXT_engine_free, - &EDIT_TEXT_cache_init, - &EDIT_TEXT_cache_populate, - &EDIT_TEXT_cache_finish, - NULL, /* draw_background but not needed by mode engines */ - &EDIT_TEXT_draw_scene, - NULL, - NULL, -}; |