Lineart: compiler flags.

Change `reln` to `eln`.

Reviewed By: Sebastian Parborg (zeddb)

Differential Revision: https://developer.blender.org/D11411

source/blender/gpencil_modifiers/intern/lineart/MOD_lineart.h

@@ -23,6 +23,7 @@
 
 #pragma once
 
+#include "BLI_linklist.h"
 #include "BLI_listbase.h"
 #include "BLI_math.h" /* Needed here for inline functions. */
 #include "BLI_threads.h"
@@ -226,6 +227,7 @@ typedef struct LineartRenderBuffer {
   int tile_count_x, tile_count_y;
   double width_per_tile, height_per_tile;
   double view_projection[4][4];
+  double view[4][4];
 
   struct LineartBoundingArea *initial_bounding_areas;
   unsigned int bounding_area_count;
@@ -310,7 +312,7 @@ typedef struct LineartRenderBuffer {
 #define DBL_TRIANGLE_LIM 1e-8
 #define DBL_EDGE_LIM 1e-9
 
-#define LRT_MEMORY_POOL_64MB (1 << 26)
+#define LRT_MEMORY_POOL_1MB (1 << 20)
 
 typedef enum eLineartTriangleFlags {
   LRT_CULL_DONT_CARE = 0,
@@ -343,6 +345,40 @@ typedef struct LineartRenderTaskInfo {
 
 } LineartRenderTaskInfo;
 
+struct BMesh;
+
+typedef struct LineartObjectInfo {
+  struct LineartObjectInfo *next;
+  struct Object *original_ob;
+  struct Mesh *me;
+  struct BMesh *original_bm;
+  double new_mvp[4][4];
+  double new_mv[4][4];
+  double normal[4][4];
+  LineartElementLinkNode *v_reln;
+  int override_usage;
+  int global_i_offset;
+
+  /* Threads will add lines inside here, when all threads are done, we combine those into the ones
+   * in LineartRenderBuffer.  */
+  ListBase contour;
+  ListBase intersection;
+  ListBase crease;
+  ListBase material;
+  ListBase edge_mark;
+  ListBase floating;
+
+} LineartObjectInfo;
+
+typedef struct LineartObjectLoadTaskInfo {
+  struct LineartRenderBuffer *rb;
+  struct Depsgraph *dg;
+  /* LinkNode styled list */
+  LineartObjectInfo *pending;
+  /* Used to spread the load across several threads. This can not overflow. */
+  long unsigned int total_faces;
+} LineartObjectLoadTaskInfo;
+
 /**
  * Bounding area diagram:
  * \code{.txt}

source/blender/gpencil_modifiers/intern/lineart/lineart_chain.c

@@ -77,6 +77,7 @@ static LineartEdgeChain *lineart_chain_create(LineartRenderBuffer *rb)
   ec = lineart_mem_acquire(&rb->render_data_pool, sizeof(LineartEdgeChain));
 
   BLI_addtail(&rb->chains, ec);
+  // printf("chain%d\n", ec);
 
   return ec;
 }

source/blender/gpencil_modifiers/intern/lineart/lineart_intern.h

@@ -43,6 +43,13 @@ void *lineart_list_append_pointer_pool_sized(ListBase *h,
                                              struct LineartStaticMemPool *smp,
                                              void *data,
                                              int size);
+void *lineart_list_append_pointer_pool_thread(ListBase *h,
+                                              struct LineartStaticMemPool *smp,
+                                              void *data);
+void *lineart_list_append_pointer_pool_sized_thread(ListBase *h,
+                                                    LineartStaticMemPool *smp,
+                                                    void *data,
+                                                    int size);
 void *list_push_pointer_static(ListBase *h, struct LineartStaticMemPool *smp, void *p);
 void *list_push_pointer_static_sized(ListBase *h,
                                      struct LineartStaticMemPool *smp,

source/blender/gpencil_modifiers/intern/lineart/lineart_util.c

@@ -62,6 +62,31 @@ void *lineart_list_append_pointer_pool_sized(ListBase *h,
   BLI_addtail(h, lip);
   return lip;
 }
+void *lineart_list_append_pointer_pool_thread(ListBase *h, LineartStaticMemPool *smp, void *data)
+{
+  LinkData *lip;
+  if (h == NULL) {
+    return 0;
+  }
+  lip = lineart_mem_acquire_thread(smp, sizeof(LinkData));
+  lip->data = data;
+  BLI_addtail(h, lip);
+  return lip;
+}
+void *lineart_list_append_pointer_pool_sized_thread(ListBase *h,
+                                                    LineartStaticMemPool *smp,
+                                                    void *data,
+                                                    int size)
+{
+  LinkData *lip;
+  if (h == NULL) {
+    return 0;
+  }
+  lip = lineart_mem_acquire_thread(smp, size);
+  lip->data = data;
+  BLI_addtail(h, lip);
+  return lip;
+}
 
 void *lineart_list_pop_pointer_no_free(ListBase *h)
 {
@@ -82,10 +107,10 @@ void lineart_list_remove_pointer_item_no_free(ListBase *h, LinkData *lip)
 LineartStaticMemPoolNode *lineart_mem_new_static_pool(LineartStaticMemPool *smp, size_t size)
 {
   size_t set_size = size;
-  if (set_size < LRT_MEMORY_POOL_64MB) {
-    set_size = LRT_MEMORY_POOL_64MB; /* Prevent too many small allocations. */
+  if (set_size < LRT_MEMORY_POOL_1MB) {
+    set_size = LRT_MEMORY_POOL_1MB; /* Prevent too many small allocations. */
   }
-  size_t total_size = size + sizeof(LineartStaticMemPoolNode);
+  size_t total_size = set_size + sizeof(LineartStaticMemPoolNode);
   LineartStaticMemPoolNode *smpn = MEM_callocN(total_size, "mempool");
   smpn->size = total_size;
   smpn->used_byte = sizeof(LineartStaticMemPoolNode);
@@ -211,7 +236,7 @@ void lineart_count_and_print_render_buffer_memory(LineartRenderBuffer *rb)
 
   LISTBASE_FOREACH (LineartStaticMemPoolNode *, smpn, &rb->render_data_pool.pools) {
     count_this++;
-    sum_this += LRT_MEMORY_POOL_64MB;
+    sum_this += LRT_MEMORY_POOL_1MB;
   }
   printf("LANPR Memory allocated %zu Standalone nodes, total %zu Bytes.\n", count_this, sum_this);
   total += sum_this;