133 lines
4.4 KiB
C
133 lines
4.4 KiB
C
/*
|
|
* 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 2019, Blender Foundation.
|
|
*/
|
|
|
|
/** \file
|
|
* \ingroup draw_engine
|
|
*/
|
|
|
|
#include "DRW_render.h"
|
|
|
|
#include "DNA_curve_types.h"
|
|
|
|
#include "overlay_private.h"
|
|
|
|
void OVERLAY_edit_curve_cache_init(OVERLAY_Data *vedata)
|
|
{
|
|
OVERLAY_PassList *psl = vedata->psl;
|
|
OVERLAY_PrivateData *pd = vedata->stl->pd;
|
|
const DRWContextState *draw_ctx = DRW_context_state_get();
|
|
View3D *v3d = draw_ctx->v3d;
|
|
DRWShadingGroup *grp;
|
|
GPUShader *sh;
|
|
DRWState state;
|
|
|
|
pd->edit_curve.show_handles = (v3d->overlay.edit_flag & V3D_OVERLAY_EDIT_CU_HANDLES) != 0;
|
|
pd->shdata.edit_curve_normal_length = v3d->overlay.normals_length;
|
|
|
|
/* Run Twice for in-front passes. */
|
|
for (int i = 0; i < 2; i++) {
|
|
state = DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH;
|
|
state |= ((i == 0) ? DRW_STATE_DEPTH_LESS_EQUAL : DRW_STATE_DEPTH_ALWAYS);
|
|
DRW_PASS_CREATE(psl->edit_curve_wire_ps[i], state | pd->clipping_state);
|
|
|
|
sh = OVERLAY_shader_edit_curve_wire();
|
|
pd->edit_curve_normal_grp[i] = grp = DRW_shgroup_create(sh, psl->edit_curve_wire_ps[i]);
|
|
DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo);
|
|
DRW_shgroup_uniform_float_copy(grp, "normalSize", pd->shdata.edit_curve_normal_length);
|
|
|
|
pd->edit_curve_wire_grp[i] = grp = DRW_shgroup_create(sh, psl->edit_curve_wire_ps[i]);
|
|
DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo);
|
|
DRW_shgroup_uniform_float_copy(grp, "normalSize", 0.0f);
|
|
}
|
|
{
|
|
state = DRW_STATE_WRITE_COLOR;
|
|
DRW_PASS_CREATE(psl->edit_curve_handle_ps, state | pd->clipping_state);
|
|
|
|
sh = OVERLAY_shader_edit_curve_handle();
|
|
pd->edit_curve_handle_grp = grp = DRW_shgroup_create(sh, psl->edit_curve_handle_ps);
|
|
DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo);
|
|
DRW_shgroup_uniform_bool_copy(grp, "showCurveHandles", pd->edit_curve.show_handles);
|
|
DRW_shgroup_state_enable(grp, DRW_STATE_BLEND_ALPHA);
|
|
|
|
sh = OVERLAY_shader_edit_curve_point();
|
|
pd->edit_curve_points_grp = grp = DRW_shgroup_create(sh, psl->edit_curve_handle_ps);
|
|
DRW_shgroup_uniform_block(grp, "globalsBlock", G_draw.block_ubo);
|
|
}
|
|
}
|
|
|
|
void OVERLAY_edit_curve_cache_populate(OVERLAY_Data *vedata, Object *ob)
|
|
{
|
|
OVERLAY_PrivateData *pd = vedata->stl->pd;
|
|
bool draw_normals = (pd->overlay.edit_flag & V3D_OVERLAY_EDIT_CU_NORMALS) != 0;
|
|
bool do_xray = (ob->dtx & OB_DRAWXRAY) != 0;
|
|
|
|
Curve *cu = ob->data;
|
|
struct GPUBatch *geom;
|
|
|
|
geom = DRW_cache_curve_edge_wire_get(ob);
|
|
if (geom) {
|
|
DRW_shgroup_call_no_cull(pd->edit_curve_wire_grp[do_xray], geom, ob);
|
|
}
|
|
|
|
if ((cu->flag & CU_3D) && draw_normals) {
|
|
geom = DRW_cache_curve_edge_normal_get(ob);
|
|
DRW_shgroup_call_instances(pd->edit_curve_normal_grp[do_xray], ob, geom, 3);
|
|
}
|
|
|
|
geom = DRW_cache_curve_edge_overlay_get(ob);
|
|
if (geom) {
|
|
DRW_shgroup_call_no_cull(pd->edit_curve_handle_grp, geom, ob);
|
|
}
|
|
|
|
geom = DRW_cache_curve_vert_overlay_get(ob, pd->edit_curve.show_handles);
|
|
if (geom) {
|
|
DRW_shgroup_call_no_cull(pd->edit_curve_points_grp, geom, ob);
|
|
}
|
|
}
|
|
|
|
void OVERLAY_edit_surf_cache_populate(OVERLAY_Data *vedata, Object *ob)
|
|
{
|
|
OVERLAY_PrivateData *pd = vedata->stl->pd;
|
|
struct GPUBatch *geom;
|
|
|
|
geom = DRW_cache_curve_edge_overlay_get(ob);
|
|
if (geom) {
|
|
DRW_shgroup_call_no_cull(pd->edit_curve_handle_grp, geom, ob);
|
|
}
|
|
|
|
geom = DRW_cache_curve_vert_overlay_get(ob, false);
|
|
if (geom) {
|
|
DRW_shgroup_call_no_cull(pd->edit_curve_points_grp, geom, ob);
|
|
}
|
|
}
|
|
|
|
void OVERLAY_edit_curve_draw(OVERLAY_Data *vedata)
|
|
{
|
|
OVERLAY_PassList *psl = vedata->psl;
|
|
OVERLAY_FramebufferList *fbl = vedata->fbl;
|
|
|
|
if (DRW_state_is_fbo()) {
|
|
GPU_framebuffer_bind(fbl->overlay_default_fb);
|
|
}
|
|
|
|
DRW_draw_pass(psl->edit_curve_wire_ps[0]);
|
|
DRW_draw_pass(psl->edit_curve_wire_ps[1]);
|
|
|
|
DRW_draw_pass(psl->edit_curve_handle_ps);
|
|
}
|