diff options
Diffstat (limited to 'source/blender/draw/modes/paint_texture_mode.c')
| -rw-r--r-- | source/blender/draw/modes/paint_texture_mode.c | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/source/blender/draw/modes/paint_texture_mode.c b/source/blender/draw/modes/paint_texture_mode.c deleted file mode 100644 index 969dc54ab7d..00000000000 --- a/source/blender/draw/modes/paint_texture_mode.c +++ /dev/null @@ -1,353 +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 "BKE_node.h" - -#include "BLI_string_utils.h" - -/* If builtin shaders are needed */ -#include "GPU_shader.h" -#include "GPU_texture.h" - -#include "draw_common.h" -#include "draw_mode_engines.h" - -#include "DNA_mesh_types.h" - -#include "DEG_depsgraph_query.h" - -extern char datatoc_common_colormanagement_lib_glsl[]; -extern char datatoc_common_globals_lib_glsl[]; -extern char datatoc_common_view_lib_glsl[]; -extern char datatoc_paint_texture_vert_glsl[]; -extern char datatoc_paint_texture_frag_glsl[]; -extern char datatoc_paint_wire_vert_glsl[]; -extern char datatoc_paint_wire_frag_glsl[]; -extern char datatoc_paint_face_vert_glsl[]; -extern char datatoc_paint_face_selection_vert_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 PAINT_TEXTURE_engine_init() to - * initialize most of them and PAINT_TEXTURE_cache_init() - * for PAINT_TEXTURE_PassList */ - -typedef struct PAINT_TEXTURE_PassList { - /* Declare all passes here and init them in - * PAINT_TEXTURE_cache_init(). - * Only contains (DRWPass *) */ - struct DRWPass *stencil_mask_overlay; - - struct DRWPass *wire_select_overlay; - struct DRWPass *face_select_overlay; -} PAINT_TEXTURE_PassList; - -typedef struct PAINT_TEXTURE_FramebufferList { - /* Contains all framebuffer objects needed by this engine. - * Only contains (GPUFrameBuffer *) */ - struct GPUFrameBuffer *fb; -} PAINT_TEXTURE_FramebufferList; - -typedef struct PAINT_TEXTURE_TextureList { - /* Contains all framebuffer textures / utility textures - * needed by this engine. Only viewport specific textures - * (not per object). Only contains (GPUTexture *) */ - struct GPUTexture *texture; -} PAINT_TEXTURE_TextureList; - -typedef struct PAINT_TEXTURE_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 PAINT_TEXTURE_PrivateData *g_data; -} PAINT_TEXTURE_StorageList; - -typedef struct PAINT_TEXTURE_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 */ - PAINT_TEXTURE_FramebufferList *fbl; - PAINT_TEXTURE_TextureList *txl; - PAINT_TEXTURE_PassList *psl; - PAINT_TEXTURE_StorageList *stl; -} PAINT_TEXTURE_Data; - -typedef struct PAINT_TEXTURE_Shaders { - /* Custom shaders : - * Add sources to source/blender/draw/modes/shaders - * init in PAINT_TEXTURE_engine_init(); - * free in PAINT_TEXTURE_engine_free(); */ - struct GPUShader *stencil_mask_overlay; - - struct GPUShader *wire_select_overlay; - struct GPUShader *face_select_overlay; -} PAINT_TEXTURE_Shaders; - -/* *********** STATIC *********** */ - -static struct { - PAINT_TEXTURE_Shaders sh_data[GPU_SHADER_CFG_LEN]; -} e_data = {{{NULL}}}; /* Engine data */ - -typedef struct PAINT_TEXTURE_PrivateData { - /* This keeps the references of the shading groups for - * easy access in PAINT_TEXTURE_cache_populate() */ - DRWShadingGroup *shgroup_stencil_mask; - - /* face-mask */ - DRWShadingGroup *lwire_select_shgrp; - DRWShadingGroup *face_select_shgrp; - - DRWView *view_wires; -} PAINT_TEXTURE_PrivateData; /* Transient data */ - -/* *********** FUNCTIONS *********** */ - -/* Init Textures, Framebuffers, Storage and Shaders. - * It is called for every frames. */ -static void PAINT_TEXTURE_engine_init(void *vedata) -{ - PAINT_TEXTURE_StorageList *stl = ((PAINT_TEXTURE_Data *)vedata)->stl; - const DRWContextState *draw_ctx = DRW_context_state_get(); - PAINT_TEXTURE_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg]; - - if (!sh_data->stencil_mask_overlay) { - const GPUShaderConfigData *sh_cfg_data = &GPU_shader_cfg_data[draw_ctx->sh_cfg]; - sh_data->stencil_mask_overlay = GPU_shader_create_from_arrays({ - .vert = (const char *[]){sh_cfg_data->lib, - datatoc_common_globals_lib_glsl, - datatoc_common_view_lib_glsl, - datatoc_paint_texture_vert_glsl, - NULL}, - .frag = (const char *[]){datatoc_common_colormanagement_lib_glsl, - datatoc_paint_texture_frag_glsl, - NULL}, - .defs = (const char *[]){sh_cfg_data->def, NULL}, - }); - - sh_data->wire_select_overlay = GPU_shader_create_from_arrays({ - .vert = (const char *[]){sh_cfg_data->lib, - datatoc_common_globals_lib_glsl, - datatoc_common_view_lib_glsl, - datatoc_paint_wire_vert_glsl, - NULL}, - .frag = (const char *[]){datatoc_paint_wire_frag_glsl, NULL}, - .defs = (const char *[]){sh_cfg_data->def, "#define USE_SELECT\n", NULL}, - }); - - sh_data->face_select_overlay = GPU_shader_create_from_arrays({ - .vert = (const char *[]){sh_cfg_data->lib, - datatoc_common_view_lib_glsl, - datatoc_paint_face_selection_vert_glsl, - NULL}, - .frag = (const char *[]){datatoc_common_view_lib_glsl, - datatoc_gpu_shader_uniform_color_frag_glsl, - NULL}, - .defs = (const char *[]){sh_cfg_data->def, NULL}, - }); - } - - if (!stl->g_data) { - /* Alloc transient pointers */ - stl->g_data = MEM_mallocN(sizeof(*stl->g_data), __func__); - stl->g_data->shgroup_stencil_mask = NULL; - } - - stl->g_data->view_wires = DRW_view_create_with_zoffset(draw_ctx->rv3d, 1.0f); -} - -static DRWShadingGroup *create_texture_paint_stencil_mask_shading_group( - PAINT_TEXTURE_PassList *psl, const DRWContextState *draw_ctx) -{ - PAINT_TEXTURE_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg]; - Scene *scene = draw_ctx->scene; - const ImagePaintSettings *imapaint = &scene->toolsettings->imapaint; - - DRWShadingGroup *grp = DRW_shgroup_create(sh_data->stencil_mask_overlay, - psl->stencil_mask_overlay); - DRW_shgroup_uniform_float(grp, "alpha", &draw_ctx->v3d->overlay.texture_paint_mode_opacity, 1); - DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo); - - const bool masking_inverted = (imapaint->flag & IMAGEPAINT_PROJECT_LAYER_STENCIL_INV) > 0; - GPUTexture *stencil = GPU_texture_from_blender(imapaint->stencil, NULL, GL_TEXTURE_2D); - DRW_shgroup_uniform_texture(grp, "maskingImage", stencil); - DRW_shgroup_uniform_bool_copy( - grp, "maskingImagePremultiplied", (imapaint->stencil->alpha_mode == IMA_ALPHA_PREMUL)); - DRW_shgroup_uniform_vec3(grp, "maskingColor", imapaint->stencil_col, 1); - DRW_shgroup_uniform_bool_copy(grp, "maskingInvertStencil", masking_inverted); - return grp; -} - -static bool PAINT_TEXTURE_stencil_mask_enabled(const ImagePaintSettings *imapaint) -{ - return imapaint->flag & IMAGEPAINT_PROJECT_LAYER_STENCIL && imapaint->stencil != NULL; -} - -/* Here init all passes and shading groups - * Assume that all Passes are NULL */ -static void PAINT_TEXTURE_cache_init(void *vedata) -{ - PAINT_TEXTURE_PassList *psl = ((PAINT_TEXTURE_Data *)vedata)->psl; - PAINT_TEXTURE_StorageList *stl = ((PAINT_TEXTURE_Data *)vedata)->stl; - - const DRWContextState *draw_ctx = DRW_context_state_get(); - Scene *scene = draw_ctx->scene; - const ImagePaintSettings *imapaint = &scene->toolsettings->imapaint; - - PAINT_TEXTURE_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg]; - - /* Stencil Mask */ - if (PAINT_TEXTURE_stencil_mask_enabled(imapaint)) { - DRWState state = DRW_STATE_WRITE_COLOR | DRW_STATE_DEPTH_EQUAL | DRW_STATE_BLEND_ALPHA; - psl->stencil_mask_overlay = DRW_pass_create("Stencil Mask Pass", state); - stl->g_data->shgroup_stencil_mask = create_texture_paint_stencil_mask_shading_group(psl, - draw_ctx); - } - - /* Face Mask */ - { - DRWState state = DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL; - DRWPass *pass = DRW_pass_create("Wire Mask Pass", state); - DRWShadingGroup *shgrp = DRW_shgroup_create(sh_data->wire_select_overlay, pass); - - DRW_shgroup_uniform_block(shgrp, "globalsBlock", G_draw.block_ubo); - - if (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) { - DRW_shgroup_state_enable(shgrp, DRW_STATE_CLIP_PLANES); - } - psl->wire_select_overlay = pass; - stl->g_data->lwire_select_shgrp = shgrp; - } - - { - DRWState state = DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL | - DRW_STATE_BLEND_ALPHA; - DRWPass *pass = DRW_pass_create("Face Mask Pass", state); - DRWShadingGroup *shgrp = DRW_shgroup_create(sh_data->face_select_overlay, pass); - static const float col[4] = {1.0f, 1.0f, 1.0f, 0.2f}; - DRW_shgroup_uniform_vec4(shgrp, "color", col, 1); - - if (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) { - DRW_shgroup_state_enable(shgrp, DRW_STATE_CLIP_PLANES); - } - psl->face_select_overlay = pass; - stl->g_data->face_select_shgrp = shgrp; - } -} - -/* Add geometry to shadingGroups. Execute for each objects */ -static void PAINT_TEXTURE_cache_populate(void *vedata, Object *ob) -{ - PAINT_TEXTURE_PassList *psl = ((PAINT_TEXTURE_Data *)vedata)->psl; - PAINT_TEXTURE_StorageList *stl = ((PAINT_TEXTURE_Data *)vedata)->stl; - const DRWContextState *draw_ctx = DRW_context_state_get(); - - UNUSED_VARS(psl, stl); - - if ((ob->type == OB_MESH) && (draw_ctx->obact == ob)) { - /* Get geometry cache */ - const Mesh *me_orig = DEG_get_original_object(ob)->data; - Scene *scene = draw_ctx->scene; - const ImagePaintSettings *imapaint = &scene->toolsettings->imapaint; - - const bool use_face_sel = (me_orig->editflag & ME_EDIT_PAINT_FACE_SEL) != 0; - const bool masking_enabled = imapaint->flag & IMAGEPAINT_PROJECT_LAYER_STENCIL && - imapaint->stencil != NULL; - - if (masking_enabled) { - if (stl->g_data->shgroup_stencil_mask) { - struct GPUBatch *geom = DRW_cache_mesh_surface_texpaint_single_get(ob); - DRW_shgroup_call(stl->g_data->shgroup_stencil_mask, geom, ob); - } - } - - /* Face Mask */ - if (use_face_sel) { - struct GPUBatch *geom; - geom = DRW_cache_mesh_surface_edges_get(ob); - DRW_shgroup_call(stl->g_data->lwire_select_shgrp, geom, ob); - - geom = DRW_cache_mesh_surface_get(ob); - DRW_shgroup_call(stl->g_data->face_select_shgrp, geom, ob); - } - } -} - -/* Draw time ! Control rendering pipeline from here */ -static void PAINT_TEXTURE_draw_scene(void *vedata) -{ - PAINT_TEXTURE_PassList *psl = ((PAINT_TEXTURE_Data *)vedata)->psl; - PAINT_TEXTURE_StorageList *stl = ((PAINT_TEXTURE_Data *)vedata)->stl; - - if (psl->stencil_mask_overlay) { - DRW_draw_pass(psl->stencil_mask_overlay); - } - - DRW_draw_pass(psl->face_select_overlay); - - DRW_view_set_active(stl->g_data->view_wires); - DRW_draw_pass(psl->wire_select_overlay); - - DRW_view_set_active(NULL); -} - -/* Cleanup when destroying the engine. - * This is not per viewport ! only when quitting blender. - * Mostly used for freeing shaders */ -static void PAINT_TEXTURE_engine_free(void) -{ - for (int sh_data_index = 0; sh_data_index < ARRAY_SIZE(e_data.sh_data); sh_data_index++) { - PAINT_TEXTURE_Shaders *sh_data = &e_data.sh_data[sh_data_index]; - GPUShader **sh_data_as_array = (GPUShader **)sh_data; - for (int i = 0; i < (sizeof(PAINT_TEXTURE_Shaders) / sizeof(GPUShader *)); i++) { - DRW_SHADER_FREE_SAFE(sh_data_as_array[i]); - } - } -} - -static const DrawEngineDataSize PAINT_TEXTURE_data_size = DRW_VIEWPORT_DATA_SIZE( - PAINT_TEXTURE_Data); - -DrawEngineType draw_engine_paint_texture_type = { - NULL, - NULL, - N_("PaintTextureMode"), - &PAINT_TEXTURE_data_size, - &PAINT_TEXTURE_engine_init, - &PAINT_TEXTURE_engine_free, - &PAINT_TEXTURE_cache_init, - &PAINT_TEXTURE_cache_populate, - NULL, - NULL, /* draw_background but not needed by mode engines */ - &PAINT_TEXTURE_draw_scene, - NULL, - NULL, -}; |