diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/shaders')
3 files changed, 61 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/infos/overlay_sculpt_curves_info.hh b/source/blender/draw/engines/overlay/shaders/infos/overlay_sculpt_curves_info.hh new file mode 100644 index 00000000000..46e3943b293 --- /dev/null +++ b/source/blender/draw/engines/overlay/shaders/infos/overlay_sculpt_curves_info.hh @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include "gpu_shader_create_info.hh" + +GPU_SHADER_INTERFACE_INFO(overlay_sculpt_curves_selection_iface, "") + .smooth(Type::FLOAT, "mask_weight"); + +GPU_SHADER_CREATE_INFO(overlay_sculpt_curves_selection) + .do_static_compilation(true) + .push_constant(Type::BOOL, "is_point_domain") + .push_constant(Type::FLOAT, "selection_opacity") + .sampler(0, ImageType::FLOAT_BUFFER, "selection_tx") + .vertex_out(overlay_sculpt_curves_selection_iface) + .vertex_source("overlay_sculpt_curves_selection_vert.glsl") + .fragment_source("overlay_sculpt_curves_selection_frag.glsl") + .fragment_out(0, Type::VEC4, "out_color") + .additional_info("draw_hair", "draw_globals"); + +GPU_SHADER_CREATE_INFO(overlay_sculpt_curves_selection_clipped) + .do_static_compilation(true) + .additional_info("overlay_sculpt_curves_selection", "drw_clipped"); diff --git a/source/blender/draw/engines/overlay/shaders/overlay_sculpt_curves_selection_frag.glsl b/source/blender/draw/engines/overlay/shaders/overlay_sculpt_curves_selection_frag.glsl new file mode 100644 index 00000000000..7af6bdb9fdb --- /dev/null +++ b/source/blender/draw/engines/overlay/shaders/overlay_sculpt_curves_selection_frag.glsl @@ -0,0 +1,5 @@ + +void main() +{ + out_color = vec4(vec3(0.0), 1.0 - mask_weight); +} diff --git a/source/blender/draw/engines/overlay/shaders/overlay_sculpt_curves_selection_vert.glsl b/source/blender/draw/engines/overlay/shaders/overlay_sculpt_curves_selection_vert.glsl new file mode 100644 index 00000000000..9ed959b5ea1 --- /dev/null +++ b/source/blender/draw/engines/overlay/shaders/overlay_sculpt_curves_selection_vert.glsl @@ -0,0 +1,35 @@ +#pragma BLENDER_REQUIRE(common_hair_lib.glsl) +#pragma BLENDER_REQUIRE(common_view_clipping_lib.glsl) +#pragma BLENDER_REQUIRE(common_view_lib.glsl) + + +float retrieve_selection() +{ + if (is_point_domain) { + return texelFetch(selection_tx, hair_get_base_id()).r; + } + return texelFetch(selection_tx, hair_get_strand_id()).r; +} + +void main() +{ + bool is_persp = (ProjectionMatrix[3][3] == 0.0); + float time, thick_time, thickness; + vec3 world_pos, tan, binor; + hair_get_pos_tan_binor_time(is_persp, + ModelMatrixInverse, + ViewMatrixInverse[3].xyz, + ViewMatrixInverse[2].xyz, + world_pos, + tan, + binor, + time, + thickness, + thick_time); + + gl_Position = point_world_to_ndc(world_pos); + + mask_weight = 1.0 - (selection_opacity - retrieve_selection() * selection_opacity); + + view_clipping_distances(world_pos); +} |