diff options
Diffstat (limited to 'source/blender/blenkernel/intern/cdderivedmesh.c')
| -rw-r--r-- | source/blender/blenkernel/intern/cdderivedmesh.c | 1345 |
1 files changed, 0 insertions, 1345 deletions
diff --git a/source/blender/blenkernel/intern/cdderivedmesh.c b/source/blender/blenkernel/intern/cdderivedmesh.c index a6c6d360769..33540c8746b 100644 --- a/source/blender/blenkernel/intern/cdderivedmesh.c +++ b/source/blender/blenkernel/intern/cdderivedmesh.c @@ -57,13 +57,6 @@ #include "MEM_guardedalloc.h" -#include "GPU_buffers.h" -#include "GPU_draw.h" -#include "GPU_glew.h" -#include "GPU_immediate.h" -#include "GPU_shader.h" -#include "GPU_basic_shader.h" - #include <string.h> #include <limits.h> #include <math.h> @@ -339,1329 +332,6 @@ static PBVH *cdDM_getPBVH(Object *ob, DerivedMesh *dm) return cddm->pbvh; } -/* update vertex normals so that drawing smooth faces works during sculpt - * TODO: proper fix is to support the pbvh in all drawing modes */ -static void cdDM_update_normals_from_pbvh(DerivedMesh *dm) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - float (*face_nors)[3]; - - /* Some callbacks do not use optimal PBVH draw, so needs all the - * possible data (like normals) to be copied from PBVH back to DM. - * - * This is safe to do if PBVH and DM are representing the same mesh, - * which could be wrong when modifiers are enabled for sculpt. - * So here we only doing update when there's no modifiers applied - * during sculpt. - * - * It's safe to do nothing if there are modifiers, because in this - * case modifier stack is re-constructed from scratch on every - * update. - */ - if (!cddm->pbvh_draw) { - return; - } - - face_nors = CustomData_get_layer(&dm->polyData, CD_NORMAL); - - BKE_pbvh_update(cddm->pbvh, PBVH_UpdateNormals, face_nors); -} - -static void cdDM_drawVerts(DerivedMesh *dm) -{ - GPU_vertex_setup(dm); - if (dm->drawObject->tot_loop_verts) - glDrawArrays(GL_POINTS, 0, dm->drawObject->tot_loop_verts); - else - glDrawArrays(GL_POINTS, 0, dm->drawObject->tot_loose_point); - GPU_buffers_unbind(); -} - -static void cdDM_drawEdges(DerivedMesh *dm, bool UNUSED(drawLooseEdges), bool UNUSED(drawAllEdges)) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - - if (cddm->pbvh && cddm->pbvh_draw && - BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) - { - BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, true, false); - - return; - } - - MVert *vert = cddm->mvert; - MEdge *edge = cddm->medge; - - Gwn_VertFormat *format = immVertexFormat(); - unsigned int pos = GWN_vertformat_attr_add(format, "pos", GWN_COMP_F32, 3, GWN_FETCH_FLOAT); - - /* NOTE: This is active object color, which is not really perfect. - * But we can't query color set by glColor() :( - */ - float color[4] = {1.0f, 0.667f, 0.251f, 1.0f}; - - immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR); - immUniformColor4fv(color); - - const int chunk_size = 1024; - const int num_chunks = (dm->numEdgeData + chunk_size - 1) / chunk_size; - - for (int chunk = 0; chunk < num_chunks; ++chunk) { - const int num_current_edges = (chunk < num_chunks - 1) - ? chunk_size - : dm->numEdgeData - chunk_size * (num_chunks - 1); - immBeginAtMost(GWN_PRIM_LINES, num_current_edges * 2); - for (int i = 0; i < num_current_edges; i++, edge++) { - immVertex3fv(pos, vert[edge->v1].co); - immVertex3fv(pos, vert[edge->v2].co); - } - immEnd(); - } - - immUnbindProgram(); -} - -static void cdDM_drawLooseEdges(DerivedMesh *dm) -{ - int start; - int count; - - GPU_edge_setup(dm); - - start = (dm->drawObject->loose_edge_offset * 2); - count = (dm->drawObject->totedge - dm->drawObject->loose_edge_offset) * 2; - - if (count) { - GPU_buffer_draw_elements(dm->drawObject->edges, GL_LINES, start, count); - } - - GPU_buffers_unbind(); -} - -static void cdDM_drawFacesSolid( - DerivedMesh *dm, - float (*partial_redraw_planes)[4], - bool fast, DMSetMaterial setMaterial) -{ - UNUSED_VARS(partial_redraw_planes, fast, setMaterial); - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - int a; - - if (cddm->pbvh) { - if (cddm->pbvh_draw && BKE_pbvh_has_faces(cddm->pbvh)) { - float (*face_nors)[3] = CustomData_get_layer(&dm->polyData, CD_NORMAL); - - BKE_pbvh_draw(cddm->pbvh, partial_redraw_planes, face_nors, - setMaterial, false, false); - return; - } - } - - const MVert *mvert = cddm->mvert; - const MLoop *mloop = cddm->mloop; - const MPoly *mpoly = cddm->mpoly; - const int num_looptris = dm->getNumLoopTri(dm); - const MLoopTri *looptri = dm->getLoopTriArray(dm); - const float (*nors)[3] = dm->getPolyDataArray(dm, CD_NORMAL); - const float (*lnors)[3] = dm->getLoopDataArray(dm, CD_NORMAL); - - Gwn_VertFormat *format = immVertexFormat(); - unsigned int pos = GWN_vertformat_attr_add(format, "pos", GWN_COMP_F32, 3, GWN_FETCH_FLOAT); - unsigned int nor = GWN_vertformat_attr_add(format, "nor", GWN_COMP_F32, 3, GWN_FETCH_FLOAT); - - float color[4] = {0.8f, 0.8f, 0.8f, 1.0f}; - const float light_vec[3] = {0.0f, 0.0f, 1.0f}; - - immBindBuiltinProgram(GPU_SHADER_SIMPLE_LIGHTING); - immUniformColor4fv(color); - immUniform3fv("light", light_vec); - - const int chunk_size = 1024; - const int num_chunks = (num_looptris + chunk_size - 1) / chunk_size; - - for (int chunk = 0; chunk < num_chunks; ++chunk) { - const int num_current_looptris = (chunk < num_chunks - 1) - ? chunk_size - : num_looptris - chunk_size * (num_chunks - 1); - - immBeginAtMost(GWN_PRIM_TRIS, num_current_looptris * 3); - - for (a = 0; a < num_current_looptris; a++, looptri++) { - const MPoly *mp = &mpoly[looptri->poly]; - const bool smoothnormal = (lnors != NULL) || (mp->flag & ME_SMOOTH); - const unsigned int vtri[3] = {mloop[looptri->tri[0]].v, - mloop[looptri->tri[1]].v, - mloop[looptri->tri[2]].v}; - const unsigned int *ltri = looptri->tri; - float normals[3][3]; - if (!smoothnormal) { - if (nors != NULL) { - copy_v3_v3(normals[0], nors[looptri->poly]); - } - else { - normal_tri_v3(normals[0], - mvert[vtri[0]].co, - mvert[vtri[1]].co, - mvert[vtri[2]].co); - } - copy_v3_v3(normals[1], normals[0]); - copy_v3_v3(normals[2], normals[0]); - } - else if (lnors != NULL) { - copy_v3_v3(normals[0], lnors[ltri[0]]); - copy_v3_v3(normals[1], lnors[ltri[1]]); - copy_v3_v3(normals[2], lnors[ltri[2]]); - } - else { - normal_short_to_float_v3(normals[0], mvert[vtri[0]].no); - normal_short_to_float_v3(normals[1], mvert[vtri[1]].no); - normal_short_to_float_v3(normals[2], mvert[vtri[2]].no); - } - - immAttrib3fv(nor, normals[0]); - immVertex3fv(pos, mvert[vtri[0]].co); - immAttrib3fv(nor, normals[1]); - immVertex3fv(pos, mvert[vtri[1]].co); - immAttrib3fv(nor, normals[2]); - immVertex3fv(pos, mvert[vtri[2]].co); - } - immEnd(); - } - - immUnbindProgram(); -} - -static void cdDM_drawMappedFaces( - DerivedMesh *dm, - DMSetDrawOptions setDrawOptions, - DMSetMaterial setMaterial, - DMCompareDrawOptions compareDrawOptions, - void *userData, DMDrawFlag flag) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - const MPoly *mpoly = cddm->mpoly; - const MLoopCol *mloopcol = NULL; - const bool use_colors = (flag & DM_DRAW_USE_COLORS) != 0; - const bool use_hide = (flag & DM_DRAW_SKIP_HIDDEN) != 0; - int colType; - int i, j; - int start_element = 0, tot_element, tot_drawn; - int totpoly; - int tot_tri_elem; - int mat_index; - GPUBuffer *findex_buffer = NULL; - - const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX); - - if (cddm->pbvh) { - if (G.debug_value == 14) - BKE_pbvh_draw_BB(cddm->pbvh); - } - - /* fist, setup common buffers */ - GPU_vertex_setup(dm); - GPU_triangle_setup(dm); - - totpoly = dm->getNumPolys(dm); - - /* if we do selection, fill the selection buffer color */ - if (G.f & G_BACKBUFSEL) { - if (!(flag & DM_DRAW_SKIP_SELECT)) { - Mesh *me = NULL; - BMesh *bm = NULL; - unsigned int *fi_map; - - if (flag & DM_DRAW_SELECT_USE_EDITMODE) - bm = userData; - else - me = userData; - - findex_buffer = GPU_buffer_alloc(dm->drawObject->tot_loop_verts * sizeof(int)); - fi_map = GPU_buffer_lock(findex_buffer, GPU_BINDING_ARRAY); - - if (fi_map) { - for (i = 0; i < totpoly; i++, mpoly++) { - int selcol = 0xFFFFFFFF; - const int orig = (index_mp_to_orig) ? index_mp_to_orig[i] : i; - bool is_hidden; - - if (orig != ORIGINDEX_NONE) { - if (use_hide) { - if (flag & DM_DRAW_SELECT_USE_EDITMODE) { - BMFace *efa = BM_face_at_index(bm, orig); - is_hidden = BM_elem_flag_test(efa, BM_ELEM_HIDDEN) != 0; - } - else { - is_hidden = (me->mpoly[orig].flag & ME_HIDE) != 0; - } - - if (!is_hidden) { - GPU_select_index_get(orig + 1, &selcol); - } - } - else { - GPU_select_index_get(orig + 1, &selcol); - } - } - - for (j = 0; j < mpoly->totloop; j++) - fi_map[start_element++] = selcol; - } - - start_element = 0; - mpoly = cddm->mpoly; - - GPU_buffer_unlock(findex_buffer, GPU_BINDING_ARRAY); - GPU_buffer_bind_as_color(findex_buffer); - } - } - } - else { - GPU_normal_setup(dm); - - if (use_colors) { - colType = CD_TEXTURE_MLOOPCOL; - mloopcol = DM_get_loop_data_layer(dm, colType); - if (!mloopcol) { - colType = CD_PREVIEW_MLOOPCOL; - mloopcol = DM_get_loop_data_layer(dm, colType); - } - if (!mloopcol) { - colType = CD_MLOOPCOL; - mloopcol = DM_get_loop_data_layer(dm, colType); - } - - if (use_colors && mloopcol) { - GPU_color_setup(dm, colType); - } - } - } - - tot_tri_elem = dm->drawObject->tot_triangle_point; - - if (tot_tri_elem == 0) { - /* avoid buffer problems in following code */ - } - else if (setDrawOptions == NULL) { - /* just draw the entire face array */ - GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, 0, tot_tri_elem); - } - else { - for (mat_index = 0; mat_index < dm->drawObject->totmaterial; mat_index++) { - GPUBufferMaterial *bufmat = dm->drawObject->materials + mat_index; - DMDrawOption draw_option = DM_DRAW_OPTION_NORMAL; - int next_actualFace = bufmat->polys[0]; - totpoly = use_hide ? bufmat->totvisiblepolys : bufmat->totpolys; - - tot_element = 0; - start_element = 0; - tot_drawn = 0; - - if (setMaterial) - draw_option = setMaterial(bufmat->mat_nr + 1, NULL); - - if (draw_option != DM_DRAW_OPTION_SKIP) { - DMDrawOption last_draw_option = DM_DRAW_OPTION_NORMAL; - - for (i = 0; i < totpoly; i++) { - int actualFace = next_actualFace; - int flush = 0; - int tot_tri_verts; - - draw_option = DM_DRAW_OPTION_NORMAL; - - if (i != totpoly - 1) - next_actualFace = bufmat->polys[i + 1]; - - if (setDrawOptions) { - const int orig = (index_mp_to_orig) ? index_mp_to_orig[actualFace] : actualFace; - - if (orig != ORIGINDEX_NONE) { - draw_option = setDrawOptions(userData, orig); - } - } - - /* Goal is to draw as long of a contiguous triangle - * array as possible, so draw when we hit either an - * invisible triangle or at the end of the array */ - - /* flush buffer if current triangle isn't drawable or it's last triangle... */ - flush = (draw_option != last_draw_option) || (i == totpoly - 1); - - if (!flush && compareDrawOptions) { - flush |= compareDrawOptions(userData, actualFace, next_actualFace) == 0; - } - - tot_tri_verts = ME_POLY_TRI_TOT(&mpoly[actualFace]) * 3; - tot_element += tot_tri_verts; - - if (flush) { - if (draw_option != DM_DRAW_OPTION_SKIP) { - tot_drawn += tot_tri_verts; - - if (last_draw_option != draw_option) { - if (draw_option == DM_DRAW_OPTION_STIPPLE) { - GPU_basic_shader_bind(GPU_SHADER_STIPPLE | GPU_SHADER_USE_COLOR); - GPU_basic_shader_stipple(GPU_SHADER_STIPPLE_QUARTTONE); - } - else { - GPU_basic_shader_bind(GPU_SHADER_USE_COLOR); - } - } - } - - if (tot_drawn) { - GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, bufmat->start + start_element, tot_drawn); - tot_drawn = 0; - } - - last_draw_option = draw_option; - start_element = tot_element; - } - else { - if (draw_option != DM_DRAW_OPTION_SKIP) { - tot_drawn += tot_tri_verts; - } - else { - start_element = tot_element; - } - } - } - } - } - } - - GPU_basic_shader_bind(GPU_SHADER_USE_COLOR); - - GPU_buffers_unbind(); - - if (findex_buffer) - GPU_buffer_free(findex_buffer); - -} - -static void cddm_draw_attrib_vertex( - DMVertexAttribs *attribs, const MVert *mvert, int a, int index, int loop, int vert, - const float *lnor, const bool smoothnormal) -{ - DM_draw_attrib_vertex(attribs, a, index, vert, loop); - - /* vertex normal */ - if (lnor) { - glNormal3fv(lnor); - } - else if (smoothnormal) { - glNormal3sv(mvert[index].no); - } - - /* vertex coordinate */ - glVertex3fv(mvert[index].co); -} - -typedef struct { - DMVertexAttribs attribs; - int numdata; - - GPUAttrib datatypes[GPU_MAX_ATTRIB]; /* TODO, messing up when switching materials many times - [#21056]*/ -} GPUMaterialConv; - -static void cdDM_drawMappedFacesGLSL( - DerivedMesh *dm, - DMSetMaterial setMaterial, - DMSetDrawOptions setDrawOptions, - void *userData) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - GPUVertexAttribs gattribs; - const MVert *mvert = cddm->mvert; - const MPoly *mpoly = cddm->mpoly; - const MLoop *mloop = cddm->mloop; - const MLoopTri *lt = dm->getLoopTriArray(dm); - const int tottri = dm->getNumLoopTri(dm); - /* MTFace *tf = dm->getTessFaceDataArray(dm, CD_MTFACE); */ /* UNUSED */ - const float (*nors)[3] = dm->getPolyDataArray(dm, CD_NORMAL); - const float (*lnors)[3] = dm->getLoopDataArray(dm, CD_NORMAL); - const int totpoly = dm->getNumPolys(dm); - const short dm_totmat = dm->totmat; - int a, b, matnr, new_matnr; - bool do_draw; - int orig; - - const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX); - - /* TODO: same as for solid draw, not entirely correct, but works fine for now, - * will skip using textures (dyntopo currently destroys UV anyway) and - * works fine for matcap - */ - if (cddm->pbvh) { - if (cddm->pbvh_draw && - BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH && - BKE_pbvh_has_faces(cddm->pbvh)) - { - setMaterial(1, &gattribs); - BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, false, false); - return; - } - else { - cdDM_update_normals_from_pbvh(dm); - } - } - - matnr = -1; - do_draw = false; - - if (setDrawOptions != NULL) { - DMVertexAttribs attribs; - DEBUG_VBO("Using legacy code. cdDM_drawMappedFacesGLSL\n"); - memset(&attribs, 0, sizeof(attribs)); - - glBegin(GL_TRIANGLES); - - for (a = 0; a < tottri; a++, lt++) { - const MPoly *mp = &mpoly[lt->poly]; - const unsigned int vtri[3] = {mloop[lt->tri[0]].v, mloop[lt->tri[1]].v, mloop[lt->tri[2]].v}; - const unsigned int *ltri = lt->tri; - const float *ln1 = NULL, *ln2 = NULL, *ln3 = NULL; - const bool smoothnormal = lnors || (mp->flag & ME_SMOOTH); - new_matnr = mp->mat_nr; - - if (new_matnr != matnr) { - glEnd(); - - matnr = new_matnr; - do_draw = setMaterial(matnr + 1, &gattribs); - if (do_draw) { - DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs); - DM_draw_attrib_vertex_uniforms(&attribs); - } - - glBegin(GL_TRIANGLES); - } - - if (!do_draw) { - continue; - } - else /* if (setDrawOptions) */ { - orig = (index_mp_to_orig) ? index_mp_to_orig[lt->poly] : lt->poly; - - if (orig == ORIGINDEX_NONE) { - /* since the material is set by setMaterial(), faces with no - * origin can be assumed to be generated by a modifier */ - - /* continue */ - } - else if (setDrawOptions(userData, orig) == DM_DRAW_OPTION_SKIP) - continue; - } - - if (!smoothnormal) { - if (nors) { - glNormal3fv(nors[lt->poly]); - } - else { - /* TODO ideally a normal layer should always be available */ - float nor[3]; - normal_tri_v3(nor, mvert[vtri[0]].co, mvert[vtri[1]].co, mvert[vtri[2]].co); - glNormal3fv(nor); - } - } - else if (lnors) { - ln1 = lnors[ltri[0]]; - ln2 = lnors[ltri[1]]; - ln3 = lnors[ltri[2]]; - } - - cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[0], ltri[0], 0, ln1, smoothnormal); - cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[1], ltri[1], 1, ln2, smoothnormal); - cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[2], ltri[2], 2, ln3, smoothnormal); - } - glEnd(); - } - else { - GPUMaterialConv *matconv; - int offset; - int *mat_orig_to_new; - int tot_active_mat; - GPUBuffer *buffer = NULL; - unsigned char *varray; - size_t max_element_size = 0; - int tot_loops = 0; - - GPU_vertex_setup(dm); - GPU_normal_setup(dm); - GPU_triangle_setup(dm); - - tot_active_mat = dm->drawObject->totmaterial; - - matconv = MEM_calloc_arrayN(tot_active_mat, sizeof(*matconv), - "cdDM_drawMappedFacesGLSL.matconv"); - mat_orig_to_new = MEM_malloc_arrayN(dm->totmat, sizeof(*mat_orig_to_new), - "cdDM_drawMappedFacesGLSL.mat_orig_to_new"); - - /* part one, check what attributes are needed per material */ - for (a = 0; a < tot_active_mat; a++) { - new_matnr = dm->drawObject->materials[a].mat_nr; - - /* map from original material index to new - * GPUBufferMaterial index */ - mat_orig_to_new[new_matnr] = a; - do_draw = setMaterial(new_matnr + 1, &gattribs); - - if (do_draw) { - int numdata = 0; - DM_vertex_attributes_from_gpu(dm, &gattribs, &matconv[a].attribs); - - if (matconv[a].attribs.totorco && matconv[a].attribs.orco.array) { - matconv[a].datatypes[numdata].index = matconv[a].attribs.orco.gl_index; - matconv[a].datatypes[numdata].info_index = matconv[a].attribs.orco.gl_info_index; - matconv[a].datatypes[numdata].size = 3; - matconv[a].datatypes[numdata].type = GL_FLOAT; - numdata++; - } - for (b = 0; b < matconv[a].attribs.tottface; b++) { - if (matconv[a].attribs.tface[b].array) { - matconv[a].datatypes[numdata].index = matconv[a].attribs.tface[b].gl_index; - matconv[a].datatypes[numdata].info_index = matconv[a].attribs.tface[b].gl_info_index; - matconv[a].datatypes[numdata].size = 2; - matconv[a].datatypes[numdata].type = GL_FLOAT; - numdata++; - } - } - for (b = 0; b < matconv[a].attribs.totmcol; b++) { - if (matconv[a].attribs.mcol[b].array) { - matconv[a].datatypes[numdata].index = matconv[a].attribs.mcol[b].gl_index; - matconv[a].datatypes[numdata].info_index = matconv[a].attribs.mcol[b].gl_info_index; - matconv[a].datatypes[numdata].size = 4; - matconv[a].datatypes[numdata].type = GL_UNSIGNED_BYTE; - numdata++; - } - } - for (b = 0; b < matconv[a].attribs.tottang; b++) { - if (matconv[a].attribs.tang[b].array) { - matconv[a].datatypes[numdata].index = matconv[a].attribs.tang[b].gl_index; - matconv[a].datatypes[numdata].info_index = matconv[a].attribs.tang[b].gl_info_index; - matconv[a].datatypes[numdata].size = 4; - matconv[a].datatypes[numdata].type = GL_FLOAT; - numdata++; - } - } - if (numdata != 0) { - matconv[a].numdata = numdata; - max_element_size = max_ii(GPU_attrib_element_size(matconv[a].datatypes, numdata), max_element_size); - } - } - } - - /* part two, generate and fill the arrays with the data */ - if (max_element_size > 0) { - buffer = GPU_buffer_alloc(max_element_size * dm->drawObject->tot_loop_verts); - - varray = GPU_buffer_lock_stream(buffer, GPU_BINDING_ARRAY); - if (varray == NULL) { - GPU_buffers_unbind(); - GPU_buffer_free(buffer); - MEM_freeN(mat_orig_to_new); - MEM_freeN(matconv); - fprintf(stderr, "Out of memory, can't draw object\n"); - return; - } - - for (a = 0; a < totpoly; a++, mpoly++) { - const short mat_nr = ME_MAT_NR_TEST(mpoly->mat_nr, dm_totmat); - int j; - int i = mat_orig_to_new[mat_nr]; - offset = tot_loops * max_element_size; - - if (matconv[i].numdata != 0) { - if (matconv[i].attribs.totorco && matconv[i].attribs.orco.array) { - for (j = 0; j < mpoly->totloop; j++) - copy_v3_v3((float *)&varray[offset + j * max_element_size], - (float *)matconv[i].attribs.orco.array[mloop[mpoly->loopstart + j].v]); - offset += sizeof(float) * 3; - } - for (b = 0; b < matconv[i].attribs.tottface; b++) { - if (matconv[i].attribs.tface[b].array) { - const MLoopUV *mloopuv = matconv[i].attribs.tface[b].array; - for (j = 0; j < mpoly->totloop; j++) - copy_v2_v2((float *)&varray[offset + j * max_element_size], mloopuv[mpoly->loopstart + j].uv); - offset += sizeof(float) * 2; - } - } - for (b = 0; b < matconv[i].attribs.totmcol; b++) { - if (matconv[i].attribs.mcol[b].array) { - const MLoopCol *mloopcol = matconv[i].attribs.mcol[b].array; - for (j = 0; j < mpoly->totloop; j++) - copy_v4_v4_uchar(&varray[offset + j * max_element_size], &mloopcol[mpoly->loopstart + j].r); - offset += sizeof(unsigned char) * 4; - } - } - for (b = 0; b < matconv[i].attribs.tottang; b++) { - if (matconv[i].attribs.tottang && matconv[i].attribs.tang[b].array) { - const float (*looptang)[4] = (const float (*)[4])matconv[i].attribs.tang[b].array; - for (j = 0; j < mpoly->totloop; j++) - copy_v4_v4((float *)&varray[offset + j * max_element_size], looptang[mpoly->loopstart + j]); - offset += sizeof(float) * 4; - } - } - } - - tot_loops += mpoly->totloop; - } - GPU_buffer_unlock(buffer, GPU_BINDING_ARRAY); - } - - for (a = 0; a < tot_active_mat; a++) { - new_matnr = dm->drawObject->materials[a].mat_nr; - - do_draw = setMaterial(new_matnr + 1, &gattribs); - - if (do_draw) { - if (matconv[a].numdata) { - GPU_interleaved_attrib_setup(buffer, matconv[a].datatypes, matconv[a].numdata, max_element_size); - } - GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, - dm->drawObject->materials[a].start, dm->drawObject->materials[a].totelements); - if (matconv[a].numdata) { - GPU_interleaved_attrib_unbind(); - } - } - } - - GPU_buffers_unbind(); - if (buffer) - GPU_buffer_free(buffer); - - MEM_freeN(mat_orig_to_new); - MEM_freeN(matconv); - } -} - -static void cdDM_drawFacesGLSL(DerivedMesh *dm, DMSetMaterial setMaterial) -{ - dm->drawMappedFacesGLSL(dm, setMaterial, NULL, NULL); -} - -static void cdDM_drawMappedFacesMat( - DerivedMesh *dm, - void (*setMaterial)(void *userData, int matnr, void *attribs), - bool (*setFace)(void *userData, int index), void *userData) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - GPUVertexAttribs gattribs; - DMVertexAttribs attribs; - MVert *mvert = cddm->mvert; - const MPoly *mpoly = cddm->mpoly; - const MLoop *mloop = cddm->mloop; - const MLoopTri *lt = dm->getLoopTriArray(dm); - const int tottri = dm->getNumLoopTri(dm); - const float (*nors)[3] = dm->getPolyDataArray(dm, CD_NORMAL); - const float (*lnors)[3] = dm->getLoopDataArray(dm, CD_NORMAL); - int a, matnr, new_matnr; - int orig; - - const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX); - - /* TODO: same as for solid draw, not entirely correct, but works fine for now, - * will skip using textures (dyntopo currently destroys UV anyway) and - * works fine for matcap - */ - - if (cddm->pbvh) { - if (cddm->pbvh_draw && - BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH && - BKE_pbvh_has_faces(cddm->pbvh)) - { - setMaterial(userData, 1, &gattribs); - BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, false, false); - return; - } - else { - cdDM_update_normals_from_pbvh(dm); - } - } - - matnr = -1; - - memset(&attribs, 0, sizeof(attribs)); - - glBegin(GL_TRIANGLES); - - for (a = 0; a < tottri; a++, lt++) { - const MPoly *mp = &mpoly[lt->poly]; - const unsigned int vtri[3] = {mloop[lt->tri[0]].v, mloop[lt->tri[1]].v, mloop[lt->tri[2]].v}; - const unsigned int *ltri = lt->tri; - const bool smoothnormal = lnors || (mp->flag & ME_SMOOTH); - const float *ln1 = NULL, *ln2 = NULL, *ln3 = NULL; - - /* material */ - new_matnr = mp->mat_nr + 1; - - if (new_matnr != matnr) { - glEnd(); - - setMaterial(userData, matnr = new_matnr, &gattribs); - DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs); - DM_draw_attrib_vertex_uniforms(&attribs); - - glBegin(GL_TRIANGLES); - } - - /* skipping faces */ - if (setFace) { - orig = (index_mp_to_orig) ? index_mp_to_orig[lt->poly] : lt->poly; - - if (orig != ORIGINDEX_NONE && !setFace(userData, orig)) - continue; - } - - /* smooth normal */ - if (!smoothnormal) { - if (nors) { - glNormal3fv(nors[lt->poly]); - } - else { - /* TODO ideally a normal layer should always be available */ - float nor[3]; - normal_tri_v3(nor, mvert[vtri[0]].co, mvert[vtri[1]].co, mvert[vtri[2]].co); - glNormal3fv(nor); - } - } - else if (lnors) { - ln1 = lnors[ltri[0]]; - ln2 = lnors[ltri[1]]; - ln3 = lnors[ltri[2]]; - } - - /* vertices */ - cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[0], ltri[0], 0, ln1, smoothnormal); - cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[1], ltri[1], 1, ln2, smoothnormal); - cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[2], ltri[2], 2, ln3, smoothnormal); - } - glEnd(); -} - -static void cdDM_drawMappedEdges(DerivedMesh *dm, DMSetDrawOptions setDrawOptions, void *userData) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *) dm; - MVert *vert = cddm->mvert; - MEdge *edge = cddm->medge; - int i, orig, *index = DM_get_edge_data_layer(dm, CD_ORIGINDEX); - - glBegin(GL_LINES); - for (i = 0; i < dm->numEdgeData; i++, edge++) { - if (index) { - orig = *index++; - if (setDrawOptions && orig == ORIGINDEX_NONE) continue; - } - else - orig = i; - - if (!setDrawOptions || (setDrawOptions(userData, orig) != DM_DRAW_OPTION_SKIP)) { - glVertex3fv(vert[edge->v1].co); - glVertex3fv(vert[edge->v2].co); - } - } - glEnd(); -} - -typedef struct FaceCount { - unsigned int i_visible; - unsigned int i_hidden; - unsigned int i_tri_visible; - unsigned int i_tri_hidden; -} FaceCount; - -static void cdDM_buffer_copy_triangles( - DerivedMesh *dm, unsigned int *varray, - const int *mat_orig_to_new) -{ - GPUBufferMaterial *gpumat, *gpumaterials = dm->drawObject->materials; - int i, j, start; - - const int gpu_totmat = dm->drawObject->totmaterial; - const short dm_totmat = dm->totmat; - const MPoly *mpoly = dm->getPolyArray(dm); - const MLoopTri *lt = dm->getLoopTriArray(dm); - const int totpoly = dm->getNumPolys(dm); - - FaceCount *fc = MEM_malloc_arrayN(gpu_totmat, sizeof(*fc), "gpumaterial.facecount"); - - for (i = 0; i < gpu_totmat; i++) { - fc[i].i_visible = 0; - fc[i].i_tri_visible = 0; - fc[i].i_hidden = gpumaterials[i].totpolys - 1; - fc[i].i_tri_hidden = gpumaterials[i].totelements - 1; - } - - for (i = 0; i < totpoly; i++) { - const short mat_nr = ME_MAT_NR_TEST(mpoly[i].mat_nr, dm_totmat); - int tottri = ME_POLY_TRI_TOT(&mpoly[i]); - int mati = mat_orig_to_new[mat_nr]; - gpumat = gpumaterials + mati; - - if (mpoly[i].flag & ME_HIDE) { - for (j = 0; j < tottri; j++, lt++) { - start = gpumat->start + fc[mati].i_tri_hidden; - /* v1 v2 v3 */ - varray[start--] = lt->tri[2]; - varray[start--] = lt->tri[1]; - varray[start--] = lt->tri[0]; - fc[mati].i_tri_hidden -= 3; - } - gpumat->polys[fc[mati].i_hidden--] = i; - } - else { - for (j = 0; j < tottri; j++, lt++) { - start = gpumat->start + fc[mati].i_tri_visible; - /* v1 v2 v3 */ - varray[start++] = lt->tri[0]; - varray[start++] = lt->tri[1]; - varray[start++] = lt->tri[2]; - fc[mati].i_tri_visible += 3; - } - gpumat->polys[fc[mati].i_visible++] = i; - } - } - - /* set the visible polygons */ - for (i = 0; i < gpu_totmat; i++) { - gpumaterials[i].totvisiblepolys = fc[i].i_visible; - } - - MEM_freeN(fc); -} - -static void cdDM_buffer_copy_vertex( - DerivedMesh *dm, float *varray) -{ - const MVert *mvert; - const MPoly *mpoly; - const MLoop *mloop; - - int i, j, start, totpoly; - - mvert = dm->getVertArray(dm); - mpoly = dm->getPolyArray(dm); - mloop = dm->getLoopArray(dm); - totpoly = dm->getNumPolys(dm); - - start = 0; - - for (i = 0; i < totpoly; i++, mpoly++) { - for (j = 0; j < mpoly->totloop; j++) { - copy_v3_v3(&varray[start], mvert[mloop[mpoly->loopstart + j].v].co); - start += 3; - } - } - - /* copy loose points */ - j = dm->drawObject->tot_loop_verts * 3; - for (i = 0; i < dm->drawObject->totvert; i++) { - if (dm->drawObject->vert_points[i].point_index >= dm->drawObject->tot_loop_verts) { - copy_v3_v3(&varray[j], mvert[i].co); - j += 3; - } - } -} - -static void cdDM_buffer_copy_normal( - DerivedMesh *dm, short *varray) -{ - CDDerivedMesh *cddm = (CDDerivedMesh *)dm; - int i, j, totpoly; - int start; - - const float (*nors)[3] = dm->getPolyDataArray(dm, CD_NORMAL); - const float (*lnors)[3] = dm->getLoopDataArray(dm, CD_NORMAL); - - const MVert *mvert; - const MPoly *mpoly; - const MLoop *mloop; - - mvert = dm->getVertArray(dm); - mpoly = dm->getPolyArray(dm); - mloop = dm->getLoopArray(dm); - totpoly = dm->getNumPolys(dm); - - /* we are in sculpt mode, disable loop normals (since they won't get updated) */ - if (cddm->pbvh) - lnors = NULL; - - start = 0; - for (i = 0; i < totpoly; i++, mpoly++) { - const bool smoothnormal = (mpoly->flag & ME_SMOOTH) != 0; - - if (lnors) { - /* Copy loop normals */ - for (j = 0; j < mpoly->totloop; j++, start += 4) { - normal_float_to_short_v3(&varray[start], lnors[mpoly->loopstart + j]); - } - } - else if (smoothnormal) { - /* Copy vertex normal */ - for (j = 0; j < mpoly->totloop; j++, start += 4) { - copy_v3_v3_short(&varray[start], mvert[mloop[mpoly->loopstart + j].v].no); - } - } - else { - /* Copy cached OR calculated face normal */ - short f_no_s[3]; - - if (nors) { - normal_float_to_short_v3(f_no_s, nors[i]); - } - else { - float f_no[3]; - BKE_mesh_calc_poly_normal(mpoly, &mloop[mpoly->loopstart], mvert, f_no); - normal_float_to_short_v3(f_no_s, f_no); - } - - for (j = 0; j < mpoly->totloop; j++, start += 4) { - copy_v3_v3_short(&varray[start], f_no_s); - } - } - } -} - -static void cdDM_buffer_copy_uv( - DerivedMesh *dm, float *varray) -{ - int i, j, totpoly; - int start; - - const MPoly *mpoly; - const MLoopUV *mloopuv; - - if ((mloopuv = DM_get_loop_data_layer(dm, CD_MLOOPUV)) == NULL) { - return; - } - - mpoly = dm->getPolyArray(dm); - totpoly = dm->getNumPolys(dm); - - start = 0; - for (i = 0; i < totpoly; i++, mpoly++) { - for (j = 0; j < mpoly->totloop; j++) { - copy_v2_v2(&varray[start], mloopuv[mpoly->loopstart + j].uv); - start += 2; - } - } -} - -static void cdDM_buffer_copy_uv_texpaint( - DerivedMesh *dm, float *varray) -{ - int i, j, totpoly; - int start; - - const MPoly *mpoly; - - int totmaterial = dm->totmat; - const MLoopUV **uv_base; - const MLoopUV *uv_stencil_base; - int stencil; - - totpoly = dm->getNumPolys(dm); - - /* should have been checked for before, reassert */ - BLI_assert(DM_get_loop_data_layer(dm, CD_MLOOPUV)); - uv_base = MEM_malloc_arrayN(totmaterial, sizeof(*uv_base), "texslots"); - - for (i = 0; i < totmaterial; i++) { - uv_base[i] = DM_paint_uvlayer_active_get(dm, i); - } - - stencil = CustomData_get_stencil_layer(&dm->loopData, CD_MLOOPUV); - uv_stencil_base = CustomData_get_layer_n(&dm->loopData, CD_MLOOPUV, stencil); - - mpoly = dm->getPolyArray(dm); - start = 0; - - for (i = 0; i < totpoly; i++, mpoly++) { - int mat_i = mpoly->mat_nr; - - for (j = 0; j < mpoly->totloop; j++) { - copy_v2_v2(&varray[start], uv_base[mat_i][mpoly->loopstart + j].uv); - copy_v2_v2(&varray[start + 2], uv_stencil_base[mpoly->loopstart + j].uv); - start += 4; - } - } - - MEM_freeN((void *)uv_base); -} - -/* treat varray_ as an array of MCol, four MCol's per face */ -static void cdDM_buffer_copy_mcol( - DerivedMesh *dm, unsigned char *varray, - const void *user_data) -{ - int i, j, totpoly; - int start; - - const MLoopCol *mloopcol = user_data; - const MPoly *mpoly = dm->getPolyArray(dm); - - totpoly = dm->getNumPolys(dm); - - start = 0; - - for (i = 0; i < totpoly; i++, mpoly++) { - for (j = 0; j < mpoly->totloop; j++) { - copy_v4_v4_uchar(&varray[start], &mloopcol[mpoly->loopstart + j].r); - start += 4; - } - } -} - -static void cdDM_buffer_copy_edge( - DerivedMesh *dm, unsigned int *varray) -{ - MEdge *medge, *medge_base; - int i, totedge, iloose, inorm, iloosehidden, inormhidden; - int tot_loose_hidden = 0, tot_loose = 0; - int tot_hidden = 0, tot = 0; - - medge_base = medge = dm->getEdgeArray(dm); - totedge = dm->getNumEdges(dm); - - for (i = 0; i < totedge; i++, medge++) { - if (medge->flag & ME_EDGEDRAW) { - if (medge->flag & ME_LOOSEEDGE) tot_loose++; - else tot++; - } - else { - if (medge->flag & ME_LOOSEEDGE) tot_loose_hidden++; - else tot_hidden++; - } - } - - inorm = 0; - inormhidden = tot; - iloose = tot + tot_hidden; - iloosehidden = iloose + tot_loose; - - medge = medge_base; - for (i = 0; i < totedge; i++, medge++) { - if (medge->flag & ME_EDGEDRAW) { - if (medge->flag & ME_LOOSEEDGE) { - varray[iloose * 2] = dm->drawObject->vert_points[medge->v1].point_index; - varray[iloose * 2 + 1] = dm->drawObject->vert_points[medge->v2].point_index; - iloose++; - } - else { - varray[inorm * 2] = dm->drawObject->vert_points[medge->v1].point_index; - varray[inorm * 2 + 1] = dm->drawObject->vert_points[medge->v2].point_index; - inorm++; - } - } - else { - if (medge->flag & ME_LOOSEEDGE) { - varray[iloosehidden * 2] = dm->drawObject->vert_points[medge->v1].point_index; - varray[iloosehidden * 2 + 1] = dm->drawObject->vert_points[medge->v2].point_index; - iloosehidden++; - } - else { - varray[inormhidden * 2] = dm->drawObject->vert_points[medge->v1].point_index; - varray[inormhidden * 2 + 1] = dm->drawObject->vert_points[medge->v2].point_index; - inormhidden++; - } - } - } - - dm->drawObject->tot_loose_edge_drawn = tot_loose; - dm->drawObject->loose_edge_offset = tot + tot_hidden; - dm->drawObject->tot_edge_drawn = tot; -} - -static void cdDM_buffer_copy_uvedge( - DerivedMesh *dm, float *varray) -{ - int i, j, totpoly; - int start; - const MLoopUV *mloopuv; - const MPoly *mpoly = dm->getPolyArray(dm); - - if ((mloopuv = DM_get_loop_data_layer(dm, CD_MLOOPUV)) == NULL) { - return; - } - - totpoly = dm->getNumPolys(dm); - start = 0; - - for (i = 0; i < totpoly; i++, mpoly++) { - for (j = 0; j < mpoly->totloop; j++) { - copy_v2_v2(&varray[start], mloopuv[mpoly->loopstart + j].uv); - copy_v2_v2(&varray[start + 2], mloopuv[mpoly->loopstart + (j + 1) % mpoly->totloop].uv); - start += 4; - } - } -} - -static void cdDM_copy_gpu_data( - DerivedMesh *dm, int type, void *varray_p, - const int *mat_orig_to_new, const void *user_data) -{ - /* 'varray_p' cast is redundant but include for self-documentation */ - switch (type) { - case GPU_BUFFER_VERTEX: - cdDM_buffer_copy_vertex(dm, (float *)varray_p); - break; - case GPU_BUFFER_NORMAL: - cdDM_buffer_copy_normal(dm, (short *)varray_p); - break; - case GPU_BUFFER_COLOR: - cdDM_buffer_copy_mcol(dm, (unsigned char *)varray_p, user_data); - break; - case GPU_BUFFER_UV: - cdDM_buffer_copy_uv(dm, (float *)varray_p); - break; - case GPU_BUFFER_UV_TEXPAINT: - cdDM_buffer_copy_uv_texpaint(dm, (float *)varray_p); - break; - case GPU_BUFFER_EDGE: - cdDM_buffer_copy_edge(dm, (unsigned int *)varray_p); - break; - case GPU_BUFFER_UVEDGE: - cdDM_buffer_copy_uvedge(dm, (float *)varray_p); - break; - case GPU_BUFFER_TRIANGLES: - cdDM_buffer_copy_triangles(dm, (unsigned int *)varray_p, mat_orig_to_new); - break; - default: - break; - } -} - -/* add a new point to the list of points related to a particular - * vertex */ -#ifdef USE_GPU_POINT_LINK - -static void cdDM_drawobject_add_vert_point(GPUDrawObject *gdo, int vert_index, int point_index) -{ - GPUVertPointLink *lnk; - - lnk = &gdo->vert_points[vert_index]; - - /* if first link is in use, add a new link at the end */ - if (lnk->point_index != -1) { - /* get last link */ - for (; lnk->next; lnk = lnk->next) ; - - /* add a new link from the pool */ - lnk = lnk->next = &gdo->vert_points_mem[gdo->vert_points_usage]; - gdo->vert_points_usage++; - } - - lnk->point_index = point_index; -} - -#else - -static void cdDM_drawobject_add_vert_point(GPUDrawObject *gdo, int vert_index, int point_index) -{ - GPUVertPointLink *lnk; - lnk = &gdo->vert_points[vert_index]; - if (lnk->point_index == -1) { - lnk->point_index = point_index; - } -} - -#endif /* USE_GPU_POINT_LINK */ - -/* for each vertex, build a list of points related to it; these lists - * are stored in an array sized to the number of vertices */ -static void cdDM_drawobject_init_vert_points( - GPUDrawObject *gdo, - const MPoly *mpoly, const MLoop *mloop, - int tot_poly) -{ - int i; - int tot_loops = 0; - - /* allocate the array and space for links */ - gdo->vert_points = MEM_malloc_arrayN(gdo->totvert, sizeof(GPUVertPointLink), - "GPUDrawObject.vert_points"); -#ifdef USE_GPU_POINT_LINK - gdo->vert_points_mem = MEM_calloc_arrayN(gdo->totvert, sizeof(GPUVertPointLink), - "GPUDrawObject.vert_points_mem"); - gdo->vert_points_usage = 0; -#endif - - /* -1 indicates the link is not yet used */ - for (i = 0; i < gdo->totvert; i++) { -#ifdef USE_GPU_POINT_LINK - gdo->vert_points[i].link = NULL; -#endif - gdo->vert_points[i].point_index = -1; - } - - for (i = 0; i < tot_poly; i++) { - int j; - const MPoly *mp = &mpoly[i]; - - /* assign unique indices to vertices of the mesh */ - for (j = 0; j < mp->totloop; j++) { - cdDM_drawobject_add_vert_point(gdo, mloop[mp->loopstart + j].v, tot_loops + j); - } - tot_loops += mp->totloop; - } - - /* map any unused vertices to loose points */ - for (i = 0; i < gdo->totvert; i++) { - if (gdo->vert_points[i].point_index == -1) { - gdo->vert_points[i].point_index = gdo->tot_loop_verts + gdo->tot_loose_point; - gdo->tot_loose_point++; - } - } -} - -/* see GPUDrawObject's structure definition for a description of the - * data being initialized here */ -static GPUDrawObject *cdDM_GPUobject_new(DerivedMesh *dm) -{ - GPUDrawObject *gdo; - const MPoly *mpoly; - const MLoop *mloop; - const short dm_totmat = dm->totmat; - GPUBufferMaterial *mat_info; - int i, totloops, totpolys; - - /* object contains at least one material (default included) so zero means uninitialized dm */ - BLI_assert(dm_totmat != 0); - - mpoly = dm->getPolyArray(dm); - mloop = dm->getLoopArray(dm); - - totpolys = dm->getNumPolys(dm); - totloops = dm->getNumLoops(dm); - - /* get the number of points used by each material, treating - * each quad as two triangles */ - mat_info = MEM_calloc_arrayN(dm_totmat, sizeof(*mat_info), "GPU_drawobject_new.mat_orig_to_new"); - - for (i = 0; i < totpolys; i++) { - const short mat_nr = ME_MAT_NR_TEST(mpoly[i].mat_nr, dm_totmat); - mat_info[mat_nr].totpolys++; - mat_info[mat_nr].totelements += 3 * ME_POLY_TRI_TOT(&mpoly[i]); - mat_info[mat_nr].totloops += mpoly[i].totloop; - } - /* create the GPUDrawObject */ - gdo = MEM_callocN(sizeof(GPUDrawObject), "GPUDrawObject"); - gdo->totvert = dm->getNumVerts(dm); - gdo->totedge = dm->getNumEdges(dm); - - GPU_buffer_material_finalize(gdo, mat_info, dm_totmat); - - gdo->tot_loop_verts = totloops; - - /* store total number of points used for triangles */ - gdo->tot_triangle_point = poly_to_tri_count(totpolys, totloops) * 3; - - cdDM_drawobject_init_vert_points(gdo, mpoly, mloop, totpolys); - - return gdo; -} - static void cdDM_foreachMappedVert( DerivedMesh *dm, void (*func)(void *userData, int index, const float co[3], const float no_f[3], const short no_s[3]), @@ -1885,21 +555,6 @@ static CDDerivedMesh *cdDM_create(const char *desc) dm->getPBVH = cdDM_getPBVH; dm->getPolyMap = cdDM_getPolyMap; - dm->drawVerts = cdDM_drawVerts; - - dm->drawEdges = cdDM_drawEdges; - dm->drawLooseEdges = cdDM_drawLooseEdges; - dm->drawMappedEdges = cdDM_drawMappedEdges; - - dm->drawFacesSolid = cdDM_drawFacesSolid; - dm->drawFacesGLSL = cdDM_drawFacesGLSL; - dm->drawMappedFaces = cdDM_drawMappedFaces; - dm->drawMappedFacesGLSL = cdDM_drawMappedFacesGLSL; - dm->drawMappedFacesMat = cdDM_drawMappedFacesMat; - - dm->gpuObjectNew = cdDM_GPUobject_new; - dm->copy_gpu_data = cdDM_copy_gpu_data; - dm->foreachMappedVert = cdDM_foreachMappedVert; dm->foreachMappedEdge = cdDM_foreachMappedEdge; dm->foreachMappedLoop = cdDM_foreachMappedLoop; |