diff options
Diffstat (limited to 'source/blender/draw/modes/edit_curve_mode.c')
| -rw-r--r-- | source/blender/draw/modes/edit_curve_mode.c | 375 |
1 files changed, 0 insertions, 375 deletions
diff --git a/source/blender/draw/modes/edit_curve_mode.c b/source/blender/draw/modes/edit_curve_mode.c deleted file mode 100644 index afaaba0712f..00000000000 --- a/source/blender/draw/modes/edit_curve_mode.c +++ /dev/null @@ -1,375 +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 "DNA_view3d_types.h" - -#include "BKE_object.h" - -/* If builtin shaders are needed */ -#include "GPU_shader.h" - -#include "draw_common.h" -#include "draw_mode_engines.h" - -/* If needed, contains all global/Theme colors - * Add needed theme colors / values to DRW_globals_update() and update UBO - * Not needed for constant color. */ - -extern char datatoc_common_globals_lib_glsl[]; -extern char datatoc_common_view_lib_glsl[]; -extern char datatoc_edit_curve_overlay_loosevert_vert_glsl[]; -extern char datatoc_edit_curve_overlay_normals_vert_glsl[]; -extern char datatoc_edit_curve_overlay_handle_vert_glsl[]; -extern char datatoc_edit_curve_overlay_handle_geom_glsl[]; - -extern char datatoc_gpu_shader_point_varying_color_frag_glsl[]; -extern char datatoc_gpu_shader_3D_smooth_color_frag_glsl[]; -extern char datatoc_gpu_shader_uniform_color_frag_glsl[]; - -/* *********** LISTS *********** */ -/* All lists are per viewport specific datas. - * They are all free when viewport changes engines - * or is free itself. Use EDIT_CURVE_engine_init() to - * initialize most of them and EDIT_CURVE_cache_init() - * for EDIT_CURVE_PassList */ - -typedef struct EDIT_CURVE_PassList { - struct DRWPass *wire_pass; - struct DRWPass *wire_pass_xray; - struct DRWPass *overlay_edge_pass; - struct DRWPass *overlay_vert_pass; -} EDIT_CURVE_PassList; - -typedef struct EDIT_CURVE_StorageList { - struct CustomStruct *block; - struct EDIT_CURVE_PrivateData *g_data; -} EDIT_CURVE_StorageList; - -typedef struct EDIT_CURVE_Data { - void *engine_type; /* Required */ - DRWViewportEmptyList *fbl; - DRWViewportEmptyList *txl; - EDIT_CURVE_PassList *psl; - EDIT_CURVE_StorageList *stl; -} EDIT_CURVE_Data; - -/* *********** STATIC *********** */ - -typedef struct EDIT_CURVE_Shaders { - GPUShader *wire_sh; - GPUShader *wire_normals_sh; - GPUShader *overlay_edge_sh; /* handles and nurbs control cage */ - GPUShader *overlay_vert_sh; -} EDIT_CURVE_Shaders; - -static struct { - EDIT_CURVE_Shaders sh_data[GPU_SHADER_CFG_LEN]; -} e_data = {{{NULL}}}; /* Engine data */ - -typedef struct EDIT_CURVE_PrivateData { - /* resulting curve as 'wire' for curves (and optionally normals) */ - DRWShadingGroup *wire_shgrp; - DRWShadingGroup *wire_shgrp_xray; - DRWShadingGroup *wire_normals_shgrp; - DRWShadingGroup *wire_normals_shgrp_xray; - - DRWShadingGroup *overlay_edge_shgrp; - DRWShadingGroup *overlay_vert_shgrp; - - int show_handles; -} EDIT_CURVE_PrivateData; /* Transient data */ - -/* *********** FUNCTIONS *********** */ - -/* Init Textures, Framebuffers, Storage and Shaders. - * It is called for every frames. - * (Optional) */ -static void EDIT_CURVE_engine_init(void *UNUSED(vedata)) -{ - const DRWContextState *draw_ctx = DRW_context_state_get(); - EDIT_CURVE_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg]; - - const GPUShaderConfigData *sh_cfg_data = &GPU_shader_cfg_data[draw_ctx->sh_cfg]; - - if (!sh_data->wire_sh) { - sh_data->wire_sh = GPU_shader_get_builtin_shader_with_config(GPU_SHADER_3D_UNIFORM_COLOR, - draw_ctx->sh_cfg); - } - - if (!sh_data->wire_normals_sh) { - sh_data->wire_normals_sh = GPU_shader_create_from_arrays({ - .vert = (const char *[]){sh_cfg_data->lib, - datatoc_common_view_lib_glsl, - datatoc_edit_curve_overlay_normals_vert_glsl, - NULL}, - .frag = (const char *[]){datatoc_gpu_shader_uniform_color_frag_glsl, NULL}, - .defs = (const char *[]){sh_cfg_data->def, "#define IN_PLACE_INSTANCES\n", NULL}, - }); - } - - if (!sh_data->overlay_edge_sh) { - sh_data->overlay_edge_sh = GPU_shader_create_from_arrays({ - .vert = (const char *[]){sh_cfg_data->lib, - datatoc_common_view_lib_glsl, - datatoc_edit_curve_overlay_handle_vert_glsl, - NULL}, - .geom = (const char *[]){sh_cfg_data->lib, - datatoc_common_globals_lib_glsl, - datatoc_edit_curve_overlay_handle_geom_glsl, - NULL}, - .frag = (const char *[]){datatoc_gpu_shader_3D_smooth_color_frag_glsl, NULL}, - .defs = (const char *[]){sh_cfg_data->def, NULL}, - }); - } - - if (!sh_data->overlay_vert_sh) { - sh_data->overlay_vert_sh = GPU_shader_create_from_arrays({ - .vert = (const char *[]){sh_cfg_data->lib, - datatoc_common_globals_lib_glsl, - datatoc_common_view_lib_glsl, - datatoc_edit_curve_overlay_loosevert_vert_glsl, - NULL}, - .frag = (const char *[]){datatoc_gpu_shader_point_varying_color_frag_glsl, NULL}, - .defs = (const char *[]){sh_cfg_data->def, NULL}, - }); - } -} - -static void EDIT_CURVE_wire_shgrp_create(EDIT_CURVE_Shaders *sh_data, - const View3D *v3d, - const RegionView3D *rv3d, - DRWPass *pass, - DRWShadingGroup **wire_shgrp, - DRWShadingGroup **wire_normals_shgrp) -{ - DRWShadingGroup *grp = DRW_shgroup_create(sh_data->wire_sh, pass); - DRW_shgroup_uniform_vec4(grp, "color", G_draw.block.colorWireEdit, 1); - if (rv3d->rflag & RV3D_CLIPPING) { - DRW_shgroup_state_enable(grp, DRW_STATE_CLIP_PLANES); - } - *wire_shgrp = grp; - - grp = DRW_shgroup_create(sh_data->wire_normals_sh, pass); - DRW_shgroup_uniform_vec4(grp, "color", G_draw.block.colorWireEdit, 1); - DRW_shgroup_uniform_float_copy(grp, "normalSize", v3d->overlay.normals_length); - if (rv3d->rflag & RV3D_CLIPPING) { - DRW_shgroup_state_enable(grp, DRW_STATE_CLIP_PLANES); - } - *wire_normals_shgrp = grp; -} - -/* Here init all passes and shading groups - * Assume that all Passes are NULL */ -static void EDIT_CURVE_cache_init(void *vedata) -{ - EDIT_CURVE_PassList *psl = ((EDIT_CURVE_Data *)vedata)->psl; - EDIT_CURVE_StorageList *stl = ((EDIT_CURVE_Data *)vedata)->stl; - const DRWContextState *draw_ctx = DRW_context_state_get(); - View3D *v3d = draw_ctx->v3d; - const RegionView3D *rv3d = draw_ctx->rv3d; - EDIT_CURVE_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg]; - - if (!stl->g_data) { - /* Alloc transient pointers */ - stl->g_data = MEM_callocN(sizeof(*stl->g_data), __func__); - } - - stl->g_data->show_handles = (v3d->overlay.edit_flag & V3D_OVERLAY_EDIT_CU_HANDLES) != 0; - - { - DRWShadingGroup *grp; - - /* Center-Line (wire) */ - psl->wire_pass = DRW_pass_create( - "Curve Wire", DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL); - EDIT_CURVE_wire_shgrp_create(sh_data, - v3d, - rv3d, - psl->wire_pass, - &stl->g_data->wire_shgrp, - &stl->g_data->wire_normals_shgrp); - - psl->wire_pass_xray = DRW_pass_create( - "Curve Wire Xray", DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_ALWAYS); - EDIT_CURVE_wire_shgrp_create(sh_data, - v3d, - rv3d, - psl->wire_pass_xray, - &stl->g_data->wire_shgrp_xray, - &stl->g_data->wire_normals_shgrp_xray); - - psl->overlay_edge_pass = DRW_pass_create("Curve Handle Overlay", - DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND_ALPHA); - - grp = DRW_shgroup_create(sh_data->overlay_edge_sh, psl->overlay_edge_pass); - DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo); - DRW_shgroup_uniform_vec2(grp, "viewportSize", DRW_viewport_size_get(), 1); - DRW_shgroup_uniform_bool(grp, "showCurveHandles", &stl->g_data->show_handles, 1); - if (rv3d->rflag & RV3D_CLIPPING) { - DRW_shgroup_state_enable(grp, DRW_STATE_CLIP_PLANES); - } - stl->g_data->overlay_edge_shgrp = grp; - - psl->overlay_vert_pass = DRW_pass_create("Curve Vert Overlay", DRW_STATE_WRITE_COLOR); - - grp = DRW_shgroup_create(sh_data->overlay_vert_sh, psl->overlay_vert_pass); - DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo); - if (rv3d->rflag & RV3D_CLIPPING) { - DRW_shgroup_state_enable(grp, DRW_STATE_CLIP_PLANES); - } - stl->g_data->overlay_vert_shgrp = grp; - } -} - -/* Add geometry to shadingGroups. Execute for each objects */ -static void EDIT_CURVE_cache_populate(void *vedata, Object *ob) -{ - EDIT_CURVE_StorageList *stl = ((EDIT_CURVE_Data *)vedata)->stl; - const DRWContextState *draw_ctx = DRW_context_state_get(); - View3D *v3d = draw_ctx->v3d; - - if (ob->type == OB_CURVE) { - if (BKE_object_is_in_editmode(ob)) { - Curve *cu = ob->data; - /* Get geometry cache */ - struct GPUBatch *geom; - - DRWShadingGroup *wire_shgrp, *wire_normals_shgrp; - - if (ob->dtx & OB_DRAWXRAY) { - wire_shgrp = stl->g_data->wire_shgrp_xray; - wire_normals_shgrp = stl->g_data->wire_normals_shgrp_xray; - } - else { - wire_shgrp = stl->g_data->wire_shgrp; - wire_normals_shgrp = stl->g_data->wire_normals_shgrp; - } - - geom = DRW_cache_curve_edge_wire_get(ob); - if (geom) { - DRW_shgroup_call_no_cull(wire_shgrp, geom, ob); - } - - if ((cu->flag & CU_3D) && (v3d->overlay.edit_flag & V3D_OVERLAY_EDIT_CU_NORMALS) != 0) { - geom = DRW_cache_curve_edge_normal_get(ob); - DRW_shgroup_call_instances(wire_normals_shgrp, ob, geom, 2); - } - - geom = DRW_cache_curve_edge_overlay_get(ob); - if (geom) { - DRW_shgroup_call_no_cull(stl->g_data->overlay_edge_shgrp, geom, ob); - } - - geom = DRW_cache_curve_vert_overlay_get(ob, stl->g_data->show_handles); - if (geom) { - DRW_shgroup_call_no_cull(stl->g_data->overlay_vert_shgrp, geom, ob); - } - } - } - - if (ob->type == OB_SURF) { - if (BKE_object_is_in_editmode(ob)) { - struct GPUBatch *geom = DRW_cache_curve_edge_overlay_get(ob); - if (geom) { - DRW_shgroup_call_no_cull(stl->g_data->overlay_edge_shgrp, geom, ob); - } - - geom = DRW_cache_curve_vert_overlay_get(ob, false); - if (geom) { - DRW_shgroup_call_no_cull(stl->g_data->overlay_vert_shgrp, geom, ob); - } - } - } -} - -/* Draw time ! Control rendering pipeline from here */ -static void EDIT_CURVE_draw_scene(void *vedata) -{ - EDIT_CURVE_PassList *psl = ((EDIT_CURVE_Data *)vedata)->psl; - - /* Default framebuffer and texture */ - DefaultFramebufferList *dfbl = DRW_viewport_framebuffer_list_get(); - DefaultTextureList *dtxl = DRW_viewport_texture_list_get(); - - if (!DRW_pass_is_empty(psl->wire_pass)) { - MULTISAMPLE_SYNC_ENABLE(dfbl, dtxl); - - DRW_draw_pass(psl->wire_pass); - - MULTISAMPLE_SYNC_DISABLE(dfbl, dtxl); - } - - /* Unfortunately this pass cannot be AA'd without - * MULTISAMPLE_SYNC_DISABLE_NO_DEPTH. While it's - * quite unlikely to happen to multi-edit curves - * with a mix of xray enabled/disabled we still - * support this case. */ - if (!DRW_pass_is_empty(psl->wire_pass_xray)) { - MULTISAMPLE_SYNC_ENABLE(dfbl, dtxl); - - DRW_draw_pass(psl->wire_pass_xray); - - MULTISAMPLE_SYNC_DISABLE_NO_DEPTH(dfbl, dtxl); - } - - /* These passes don't write to depth and are AA'ed using other tricks. */ - DRW_draw_pass(psl->overlay_edge_pass); - DRW_draw_pass(psl->overlay_vert_pass); -} - -/* Cleanup when destroying the engine. - * This is not per viewport ! only when quitting blender. - * Mostly used for freeing shaders */ -static void EDIT_CURVE_engine_free(void) -{ - for (int sh_data_index = 0; sh_data_index < ARRAY_SIZE(e_data.sh_data); sh_data_index++) { - EDIT_CURVE_Shaders *sh_data = &e_data.sh_data[sh_data_index]; - /* Don't free builtins. */ - sh_data->wire_sh = NULL; - GPUShader **sh_data_as_array = (GPUShader **)sh_data; - for (int i = 0; i < (sizeof(EDIT_CURVE_Shaders) / sizeof(GPUShader *)); i++) { - DRW_SHADER_FREE_SAFE(sh_data_as_array[i]); - } - } -} - -static const DrawEngineDataSize EDIT_CURVE_data_size = DRW_VIEWPORT_DATA_SIZE(EDIT_CURVE_Data); - -DrawEngineType draw_engine_edit_curve_type = { - NULL, - NULL, - N_("EditCurveMode"), - &EDIT_CURVE_data_size, - &EDIT_CURVE_engine_init, - &EDIT_CURVE_engine_free, - &EDIT_CURVE_cache_init, - &EDIT_CURVE_cache_populate, - NULL, - NULL, /* draw_background but not needed by mode engines */ - &EDIT_CURVE_draw_scene, - NULL, - NULL, -}; |