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Fix crash with wireframe on highpoly curves on some AMD gpus. 

Differential Revision: https://developer.blender.org/D4433
This commit is contained in:
Germano Cavalcante 2019-03-01 12:36:34 -03:00
parent 5eee1b4d1b
commit fa5950d878
Notes: blender-bot 2023-05-22 12:40:41 +02:00 
Referenced by issue #62030, Wirefame , random crash
4 changed files with 40 additions and 18 deletions
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3
source/blender/draw/intern/draw_cache_impl.h
View File

@ -81,7 +81,8 @@ struct GPUBatch **DRW_metaball_batch_cache_get_surface_shaded(
struct GPUBatch *DRW_metaball_batch_cache_get_wireframes_face(struct Object *ob);
/* DispList */
void DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(struct ListBase *lb, struct GPUVertBuf *vbo);
void DRW_displist_vertbuf_create_pos_and_nor(struct ListBase *lb, struct GPUVertBuf *vbo);
void DRW_displist_vertbuf_create_wiredata(struct ListBase *lb, struct GPUVertBuf *vbo);
void DRW_displist_vertbuf_create_loop_pos_and_nor_and_uv(
struct ListBase *lb, struct GPUVertBuf *vbo_pos_nor, struct GPUVertBuf *vbo_uv);
void DRW_displist_indexbuf_create_lines_in_order(struct ListBase *lb, struct GPUIndexBuf *ibo);

8
source/blender/draw/intern/draw_cache_impl_curve.c
View File

@ -346,6 +346,7 @@ static void curve_cd_calc_used_gpu_layers(int *cd_layers, struct GPUMaterial **g
typedef struct CurveBatchCache {
struct {
GPUVertBuf *pos_nor;
GPUVertBuf *edge_fac;
GPUVertBuf *curves_pos;
GPUVertBuf *loop_pos_nor;
@ -915,6 +916,7 @@ void DRW_curve_batch_cache_create_requested(Object *ob)
if (DRW_batch_requested(cache->batch.surfaces_edges, GPU_PRIM_LINES)) {
DRW_ibo_request(cache->batch.surfaces_edges, &cache->ibo.surfaces_lines);
DRW_vbo_request(cache->batch.surfaces_edges, &cache->ordered.pos_nor);
DRW_vbo_request(cache->batch.surfaces_edges, &cache->ordered.edge_fac);
}
if (DRW_batch_requested(cache->batch.curves, GPU_PRIM_LINE_STRIP)) {
DRW_ibo_request(cache->batch.curves, &cache->ibo.curves_lines);
@ -954,6 +956,7 @@ void DRW_curve_batch_cache_create_requested(Object *ob)
/* Generate MeshRenderData flags */
int mr_flag = 0;
DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->ordered.pos_nor, CU_DATATYPE_SURFACE);
DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->ordered.edge_fac, CU_DATATYPE_SURFACE);
DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->ordered.curves_pos, CU_DATATYPE_WIRE);
DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->ordered.loop_pos_nor, CU_DATATYPE_SURFACE);
DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->ordered.loop_uv, CU_DATATYPE_SURFACE);
@ -979,7 +982,10 @@ void DRW_curve_batch_cache_create_requested(Object *ob)
/* Generate VBOs */
if (DRW_vbo_requested(cache->ordered.pos_nor)) {
DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(lb, cache->ordered.pos_nor);
DRW_displist_vertbuf_create_pos_and_nor(lb, cache->ordered.pos_nor);
}
if (DRW_vbo_requested(cache->ordered.edge_fac)) {
DRW_displist_vertbuf_create_wiredata(lb, cache->ordered.edge_fac);
}
if (DRW_vbo_requested(cache->ordered.curves_pos)) {
curve_create_curves_pos(rdata, cache->ordered.curves_pos);

30
source/blender/draw/intern/draw_cache_impl_displist.c
View File

@ -165,15 +165,14 @@ static int displist_indexbufbuilder_tess_set(
return v_idx;
}
void DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(ListBase *lb, GPUVertBuf *vbo)
void DRW_displist_vertbuf_create_pos_and_nor(ListBase *lb, GPUVertBuf *vbo)
{
static GPUVertFormat format = { 0 };
static struct { uint pos, nor, wd; } attr_id;
static struct { uint pos, nor; } attr_id;
if (format.attr_len == 0) {
/* initialize vertex format */
attr_id.pos = GPU_vertformat_attr_add(&format, "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
attr_id.nor = GPU_vertformat_attr_add(&format, "nor", GPU_COMP_I16, 4, GPU_FETCH_INT_TO_FLOAT_UNIT);
attr_id.wd = GPU_vertformat_attr_add(&format, "wd", GPU_COMP_U8, 1, GPU_FETCH_INT_TO_FLOAT_UNIT);
attr_id.nor = GPU_vertformat_attr_add(&format, "nor", GPU_COMP_I10, 4, GPU_FETCH_INT_TO_FLOAT_UNIT);
}
GPU_vertbuf_init_with_format(vbo, &format);
@ -189,13 +188,10 @@ void DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(ListBase *lb, GPUVertB
const float *fp_no = dl->nors;
const int vbo_end = vbo_len_used + dl_vert_len(dl);
while (vbo_len_used < vbo_end) {
uchar sharpness = 0xFF;
GPU_vertbuf_attr_set(vbo, attr_id.wd, vbo_len_used, &sharpness);
GPU_vertbuf_attr_set(vbo, attr_id.pos, vbo_len_used, fp_co);
if (fp_no) {
static short short_no[4];
normal_float_to_short_v3(short_no, fp_no);
GPU_vertbuf_attr_set(vbo, attr_id.nor, vbo_len_used, short_no);
GPUPackedNormal vnor_pack = GPU_normal_convert_i10_v3(fp_no);
GPU_vertbuf_attr_set(vbo, attr_id.nor, vbo_len_used, &vnor_pack);
if (ndata_is_single == false) {
fp_no += 3;
}
@ -207,6 +203,22 @@ void DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(ListBase *lb, GPUVertB
}
}
void DRW_displist_vertbuf_create_wiredata(ListBase *lb, GPUVertBuf *vbo)
{
static GPUVertFormat format = { 0 };
static struct { uint wd; } attr_id;
if (format.attr_len == 0) {
/* initialize vertex format */
attr_id.wd = GPU_vertformat_attr_add(&format, "wd", GPU_COMP_U8, 1, GPU_FETCH_INT_TO_FLOAT_UNIT);
}
int vbo_len_used = curve_render_surface_vert_len_get(lb);
GPU_vertbuf_init_with_format(vbo, &format);
GPU_vertbuf_data_alloc(vbo, vbo_len_used);
memset(vbo->data, 0xFF, (size_t)(vbo_len_used * format.stride));
}
void DRW_displist_indexbuf_create_triangles_in_order(ListBase *lb, GPUIndexBuf *ibo)
{
const int tri_len = curve_render_surface_tri_len_get(lb);

17
source/blender/draw/intern/draw_cache_impl_metaball.c
View File

@ -139,7 +139,7 @@ static GPUVertBuf *mball_batch_cache_get_pos_and_normals(Object *ob, MetaBallBat
if (cache->pos_nor_in_order == NULL) {
ListBase *lb = &ob->runtime.curve_cache->disp;
cache->pos_nor_in_order = MEM_callocN(sizeof(GPUVertBuf), __func__);
DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(lb, cache->pos_nor_in_order);
DRW_displist_vertbuf_create_pos_and_nor(lb, cache->pos_nor_in_order);
}
return cache->pos_nor_in_order;
}
@ -202,16 +202,19 @@ GPUBatch *DRW_metaball_batch_cache_get_wireframes_face(Object *ob)
if (cache->face_wire.batch == NULL) {
ListBase *lb = &ob->runtime.curve_cache->disp;
GPUVertBuf *vbo_pos_nor = MEM_callocN(sizeof(GPUVertBuf), __func__);
DRW_displist_vertbuf_create_pos_and_nor_and_wiredata(lb, vbo_pos_nor);
GPUVertBuf *vbo_wiredata = MEM_callocN(sizeof(GPUVertBuf), __func__);
DRW_displist_vertbuf_create_wiredata(lb, vbo_wiredata);
GPUIndexBuf *ibo = MEM_callocN(sizeof(GPUIndexBuf), __func__);
DRW_displist_indexbuf_create_lines_in_order(lb, ibo);
cache->face_wire.batch = GPU_batch_create_ex(GPU_PRIM_LINES,
vbo_pos_nor,
ibo,
GPU_BATCH_OWNS_VBO | GPU_BATCH_OWNS_INDEX);
cache->face_wire.batch = GPU_batch_create_ex(
GPU_PRIM_LINES,
mball_batch_cache_get_pos_and_normals(ob, cache),
ibo,
GPU_BATCH_OWNS_INDEX);
GPU_batch_vertbuf_add_ex(cache->face_wire.batch, vbo_wiredata, true);
}
return cache->face_wire.batch;