diff options
author | Antony Riakiotakis <kalast@gmail.com> | 2014-05-05 23:21:30 +0400 |
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committer | Antony Riakiotakis <kalast@gmail.com> | 2014-05-05 23:24:13 +0400 |
commit | 312d3edee51fd3756319f93369d649c707597325 (patch) | |
tree | 1abb325396cebab2cf88fbde9ffab8cdd6d38146 /source/blender/gpu/intern/gpu_buffers.c | |
parent | 90886048117966d673e0a2493a3eae7ed959f607 (diff) |
Hidden PBVH nodes:
Set hidden when rebuilding the PBVH tree if all primitives are hidden.
Diffstat (limited to 'source/blender/gpu/intern/gpu_buffers.c')
-rw-r--r-- | source/blender/gpu/intern/gpu_buffers.c | 35 |
1 files changed, 3 insertions, 32 deletions
diff --git a/source/blender/gpu/intern/gpu_buffers.c b/source/blender/gpu/intern/gpu_buffers.c index e33d72e980c..f5256f18897 100644 --- a/source/blender/gpu/intern/gpu_buffers.c +++ b/source/blender/gpu/intern/gpu_buffers.c @@ -51,6 +51,7 @@ #include "BKE_ccg.h" #include "BKE_DerivedMesh.h" #include "BKE_paint.h" +#include "BKE_pbvh.h" #include "DNA_userdef_types.h" @@ -1827,36 +1828,6 @@ void GPU_update_grid_pbvh_buffers(GPU_PBVH_Buffers *buffers, CCGElem **grids, //printf("node updated %p\n", buffers); } -/* Returns the number of visible quads in the nodes' grids. */ -static int gpu_count_grid_quads(BLI_bitmap **grid_hidden, - int *grid_indices, int totgrid, - int gridsize) -{ - int gridarea = (gridsize - 1) * (gridsize - 1); - int i, x, y, totquad; - - /* grid hidden layer is present, so have to check each grid for - * visibility */ - - for (i = 0, totquad = 0; i < totgrid; i++) { - const BLI_bitmap *gh = grid_hidden[grid_indices[i]]; - - if (gh) { - /* grid hidden are present, have to check each element */ - for (y = 0; y < gridsize - 1; y++) { - for (x = 0; x < gridsize - 1; x++) { - if (!paint_is_grid_face_hidden(gh, gridsize, x, y)) - totquad++; - } - } - } - else - totquad += gridarea; - } - - return totquad; -} - /* Build the element array buffer of grid indices using either * unsigned shorts or unsigned ints. */ #define FILL_QUAD_BUFFER(type_, tot_quad_, buffer_) \ @@ -1960,7 +1931,7 @@ static GLuint gpu_get_grid_buffer(int gridsize, GLenum *index_type, unsigned *to } GPU_PBVH_Buffers *GPU_build_grid_pbvh_buffers(int *grid_indices, int totgrid, - BLI_bitmap **grid_hidden, int gridsize) + BLI_bitmap **grid_hidden, int gridsize) { GPU_PBVH_Buffers *buffers; int totquad; @@ -1974,7 +1945,7 @@ GPU_PBVH_Buffers *GPU_build_grid_pbvh_buffers(int *grid_indices, int totgrid, buffers->use_matcaps = false; /* Count the number of quads */ - totquad = gpu_count_grid_quads(grid_hidden, grid_indices, totgrid, gridsize); + totquad = BKE_pbvh_count_grid_quads(grid_hidden, grid_indices, totgrid, gridsize); /* totally hidden node, return here to avoid BufferData with zero below. */ if (totquad == 0) |