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Differential D2889 Diff 10411 source/blender/draw/intern/draw_cache.c

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source/blender/draw/intern/draw_cache.c

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Gwn_Batch *drw_particle_cross; Gwn_Batch *drw_particle_cross;
Gwn_Batch *drw_particle_circle; Gwn_Batch *drw_particle_circle;
Gwn_Batch *drw_particle_axis; Gwn_Batch *drw_particle_axis;
Gwn_Batch *drw_gpencil_axes;
} SHC = {NULL}; } SHC = {NULL};
void DRW_shape_cache_free(void) void DRW_shape_cache_free(void)
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#undef CIRCLE_RESOL #undef CIRCLE_RESOL
} }
/** \} */ /* Grease Pencil object */
Gwn_Batch *DRW_cache_gpencil_axes_get(void)
{
if (!SHC.drw_gpencil_axes) {
int axis;
float v1[3] = { 0.0f, 0.0f, 0.0f };
float v2[3] = { 0.0f, 0.0f, 0.0f };
/* cube data */
const GLfloat verts[8][3] = {
{ -0.25f, -0.25f, -0.25f },
{ -0.25f, -0.25f, 0.25f },
{ -0.25f, 0.25f, -0.25f },
{ -0.25f, 0.25f, 0.25f },
{ 0.25f, -0.25f, -0.25f },
{ 0.25f, -0.25f, 0.25f },
{ 0.25f, 0.25f, -0.25f },
{ 0.25f, 0.25f, 0.25f }
};
const GLubyte indices[24] = { 0, 1, 1, 3, 3, 2, 2, 0, 0, 4, 4, 5, 5, 7, 7, 6, 6, 4, 1, 5, 3, 7, 2, 6 };
/* Position Only 3D format */
static Gwn_VertFormat format = { 0 };
static unsigned pos_id;
if (format.attrib_ct == 0) {
pos_id = GWN_vertformat_attr_add(&format, "pos", GWN_COMP_F32, 3, GWN_FETCH_FLOAT);
}
campbellbartonUnsubmitted
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Seems arbitrary? should it be 24? Use ARRAY_SIZE(indices)

campbellbarton: Seems arbitrary? should it be 24? Use `ARRAY_SIZE(indices)`
Gwn_VertBuf *vbo = GWN_vertbuf_create_with_format(&format);
GWN_vertbuf_data_alloc(vbo, 30);
/* draw axis */
for (axis = 0; axis < 3; axis++) {
v1[axis] = 1.0f;
v2[axis] = -1.0f;
GWN_vertbuf_attr_set(vbo, pos_id, axis * 2, v1);
GWN_vertbuf_attr_set(vbo, pos_id, axis * 2 + 1, v2);
/* reset v1 & v2 to zero for next axis */
v1[axis] = v2[axis] = 0.0f;
}
/* draw cube */
for (int i = 0; i < 24; ++i) {
GWN_vertbuf_attr_set(vbo, pos_id, i + 6, verts[indices[i]]);
}
SHC.drw_gpencil_axes = GWN_batch_create(GWN_PRIM_LINES, vbo, NULL);
}
return SHC.drw_gpencil_axes;
}
/* -------------------------------------------------------------------- */ /* -------------------------------------------------------------------- */
/** \name Common Object API /** \name Common Object API
* \{ */ * \{ */
Gwn_Batch *DRW_cache_object_wire_outline_get(Object *ob) Gwn_Batch *DRW_cache_object_wire_outline_get(Object *ob)
{ {
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