[Bf-blender-cvs] [37af7ce779a] master: DRW: support clipping for armature bone axes
Campbell Barton
noreply at git.blender.org
Sat Mar 16 08:48:29 CET 2019
Commit: 37af7ce779af9bdf0e858251edc866687d895913
Author: Campbell Barton
Date: Sat Mar 16 18:41:34 2019 +1100
Branches: master
https://developer.blender.org/rB37af7ce779af9bdf0e858251edc866687d895913
DRW: support clipping for armature bone axes
Also minor changes to make empty axis match armature axis.
===================================================================
M source/blender/draw/intern/draw_armature.c
M source/blender/draw/intern/draw_common.c
M source/blender/draw/intern/draw_common.h
M source/blender/draw/modes/shaders/armature_axes_vert.glsl
M source/blender/draw/modes/shaders/object_empty_axes_vert.glsl
===================================================================
diff --git a/source/blender/draw/intern/draw_armature.c b/source/blender/draw/intern/draw_armature.c
index cab0872bc35..a26313a1402 100644
--- a/source/blender/draw/intern/draw_armature.c
+++ b/source/blender/draw/intern/draw_armature.c
@@ -417,10 +417,12 @@ static void drw_shgroup_bone_point(
}
/* Axes */
-static void drw_shgroup_bone_axes(const float (*bone_mat)[4], const float color[4])
+static void drw_shgroup_bone_axes(
+ const float (*bone_mat)[4], const float color[4],
+ const eGPUShaderConfig sh_cfg)
{
if (g_data.bone_axes == NULL) {
- g_data.bone_axes = shgroup_instance_bone_axes(g_data.passes.bone_axes);
+ g_data.bone_axes = shgroup_instance_bone_axes(g_data.passes.bone_axes, sh_cfg);
}
float final_bonemat[4][4];
mul_m4_m4m4(final_bonemat, g_data.ob->obmat, bone_mat);
@@ -1172,7 +1174,9 @@ static void draw_bone_update_disp_matrix_custom(bPoseChannel *pchan)
translate_m4(disp_tail_mat, 0.0f, 1.0f, 0.0f);
}
-static void draw_axes(EditBone *eBone, bPoseChannel *pchan)
+static void draw_axes(
+ EditBone *eBone, bPoseChannel *pchan,
+ const eGPUShaderConfig sh_cfg)
{
float final_col[4];
const float *col = (g_theme.const_color) ? g_theme.const_color :
@@ -1180,7 +1184,7 @@ static void draw_axes(EditBone *eBone, bPoseChannel *pchan)
copy_v4_v4(final_col, col);
/* Mix with axes color. */
final_col[3] = (g_theme.const_color) ? 1.0 : (BONE_FLAG(eBone, pchan) & BONE_SELECTED) ? 0.3 : 0.8;
- drw_shgroup_bone_axes(BONE_VAR(eBone, pchan, disp_mat), final_col);
+ drw_shgroup_bone_axes(BONE_VAR(eBone, pchan, disp_mat), final_col, sh_cfg);
}
static void draw_points(
@@ -1783,7 +1787,7 @@ static void draw_armature_edit(Object *ob)
/* Draw additional axes */
if (arm->flag & ARM_DRAWAXES) {
- draw_axes(eBone, NULL);
+ draw_axes(eBone, NULL, draw_ctx->sh_cfg);
}
}
}
@@ -1907,7 +1911,7 @@ static void draw_armature_pose(Object *ob, const float const_color[4])
/* Draw additional axes */
if (arm->flag & ARM_DRAWAXES) {
- draw_axes(NULL, pchan);
+ draw_axes(NULL, pchan, draw_ctx->sh_cfg);
}
}
}
diff --git a/source/blender/draw/intern/draw_common.c b/source/blender/draw/intern/draw_common.c
index b5141fa0af1..849087d39af 100644
--- a/source/blender/draw/intern/draw_common.c
+++ b/source/blender/draw/intern/draw_common.c
@@ -602,13 +602,16 @@ DRWShadingGroup *shgroup_spot_instance(DRWPass *pass, struct GPUBatch *geom, eGP
return grp;
}
-DRWShadingGroup *shgroup_instance_bone_axes(DRWPass *pass)
+DRWShadingGroup *shgroup_instance_bone_axes(DRWPass *pass, eGPUShaderConfig sh_cfg)
{
- COMMON_Shaders *sh_data = &g_shaders[GPU_SHADER_CFG_DEFAULT];
+ COMMON_Shaders *sh_data = &g_shaders[sh_cfg];
if (sh_data->bone_axes == NULL) {
- sh_data->bone_axes = DRW_shader_create(
- datatoc_armature_axes_vert_glsl, NULL,
- datatoc_gpu_shader_flat_color_frag_glsl, NULL);
+ const GPUShaderConfigData *sh_cfg_data = &GPU_shader_cfg_data[sh_cfg];
+ sh_data->bone_axes = GPU_shader_create_from_arrays({
+ .vert = (const char *[]){sh_cfg_data->lib, datatoc_armature_axes_vert_glsl, NULL},
+ .frag = (const char *[]){datatoc_gpu_shader_flat_color_frag_glsl, NULL},
+ .defs = (const char *[]){sh_cfg_data->def, NULL},
+ });
}
DRW_shgroup_instance_format(g_formats.instance_color, {
@@ -621,7 +624,9 @@ DRWShadingGroup *shgroup_instance_bone_axes(DRWPass *pass)
pass, DRW_cache_bone_arrows_get(),
g_formats.instance_color);
DRW_shgroup_uniform_vec3(grp, "screenVecs[0]", DRW_viewport_screenvecs_get(), 2);
-
+ if (sh_cfg == GPU_SHADER_CFG_CLIPPED) {
+ DRW_shgroup_world_clip_planes_from_rv3d(grp, DRW_context_state_get()->rv3d);
+ }
return grp;
}
diff --git a/source/blender/draw/intern/draw_common.h b/source/blender/draw/intern/draw_common.h
index 892c4ea01f9..f6ebfcab788 100644
--- a/source/blender/draw/intern/draw_common.h
+++ b/source/blender/draw/intern/draw_common.h
@@ -142,7 +142,7 @@ struct DRWShadingGroup *shgroup_camera_instance(struct DRWPass *pass, struct GPU
struct DRWShadingGroup *shgroup_distance_lines_instance(struct DRWPass *pass, struct GPUBatch *geom, eGPUShaderConfig sh_cfg);
struct DRWShadingGroup *shgroup_spot_instance(struct DRWPass *pass, struct GPUBatch *geom, eGPUShaderConfig sh_cfg);
struct DRWShadingGroup *shgroup_instance_mball_handles(struct DRWPass *pass, eGPUShaderConfig sh_cfg);
-struct DRWShadingGroup *shgroup_instance_bone_axes(struct DRWPass *pass);
+struct DRWShadingGroup *shgroup_instance_bone_axes(struct DRWPass *pass, eGPUShaderConfig sh_cfg);
struct DRWShadingGroup *shgroup_instance_bone_envelope_distance(struct DRWPass *pass, eGPUShaderConfig sh_cfg);
struct DRWShadingGroup *shgroup_instance_bone_envelope_outline(struct DRWPass *pass, eGPUShaderConfig sh_cfg);
struct DRWShadingGroup *shgroup_instance_bone_envelope_solid(struct DRWPass *pass, bool transp, eGPUShaderConfig sh_cfg);
diff --git a/source/blender/draw/modes/shaders/armature_axes_vert.glsl b/source/blender/draw/modes/shaders/armature_axes_vert.glsl
index 137bcff1ed1..ac640f0c303 100644
--- a/source/blender/draw/modes/shaders/armature_axes_vert.glsl
+++ b/source/blender/draw/modes/shaders/armature_axes_vert.glsl
@@ -1,7 +1,9 @@
uniform mat4 ViewProjectionMatrix;
uniform vec3 screenVecs[3];
-
+#ifdef USE_WORLD_CLIP_PLANES
+uniform mat4 ModelMatrix;
+#endif
/* ---- Instantiated Attrs ---- */
in float axis; /* position on the axis. [0.0-1.0] is X axis, [1.0-2.0] is Y, etc... */
in vec2 screenPos;
@@ -23,8 +25,13 @@ void main()
/* Scale uniformly by axis length */
spos *= length(chosen_axis);
- gl_Position = ViewProjectionMatrix * vec4(wpos + spos, 1.0);
+ vec4 pos_4d = vec4(wpos + spos, 1.0);
+ gl_Position = ViewProjectionMatrix * pos_4d;
finalColor.rgb = mix(colorAxis, color.rgb, color.a);
finalColor.a = 1.0;
+
+#ifdef USE_WORLD_CLIP_PLANES
+ world_clip_planes_calc_clip_distance((ModelMatrix * pos_4d).xyz);
+#endif
}
diff --git a/source/blender/draw/modes/shaders/object_empty_axes_vert.glsl b/source/blender/draw/modes/shaders/object_empty_axes_vert.glsl
index 4aafceeb437..8de25de35ad 100644
--- a/source/blender/draw/modes/shaders/object_empty_axes_vert.glsl
+++ b/source/blender/draw/modes/shaders/object_empty_axes_vert.glsl
@@ -1,6 +1,8 @@
uniform mat4 ViewProjectionMatrix;
+#ifdef USE_WORLD_CLIP_PLANES
uniform mat4 ModelMatrix;
+#endif
uniform vec3 screenVecs[3];
@@ -25,12 +27,12 @@ void main()
/* Scale uniformly by axis length */
spos *= length(chosen_axis) * draw_size;
- vec4 pos = vec4(wpos + spos, 1.0);
- gl_Position = ViewProjectionMatrix * pos;
+ vec4 pos_4d = vec4(wpos + spos, 1.0);
+ gl_Position = ViewProjectionMatrix * pos_4d;
finalColor = vec4(color, 1.0);
#ifdef USE_WORLD_CLIP_PLANES
- world_clip_planes_calc_clip_distance((ModelMatrix * pos).xyz);
+ world_clip_planes_calc_clip_distance((ModelMatrix * pos_4d).xyz);
#endif
}
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