Differential D1405 Diff 4685 source/blender/blenkernel/intern/cdderivedmesh.c

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source/blender/blenkernel/intern/cdderivedmesh.c

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/** \file blender/blenkernel/intern/cdderivedmesh.c		/** \file blender/blenkernel/intern/cdderivedmesh.c
* \ingroup bke		* \ingroup bke
*/		*/

#include "BLI_math.h"		#include "BLI_math.h"
#include "BLI_edgehash.h"		#include "BLI_edgehash.h"
#include "BLI_utildefines.h"		#include "BLI_utildefines.h"
#include "BLI_stackdefines.h"		#include "BLI_stackdefines.h"
		#include "BLI_array.h"

#include "BKE_pbvh.h"		#include "BKE_pbvh.h"
#include "BKE_cdderivedmesh.h"		#include "BKE_cdderivedmesh.h"
#include "BKE_global.h"		#include "BKE_global.h"
#include "BKE_mesh.h"		#include "BKE_mesh.h"
#include "BKE_mesh_mapping.h"		#include "BKE_mesh_mapping.h"
#include "BKE_paint.h"		#include "BKE_paint.h"
#include "BKE_editmesh.h"		#include "BKE_editmesh.h"
▲ Show 20 Lines • Show All 242 Lines • ▼ Show 20 Lines	static PBVH cdDM_getPBVH(Object ob, DerivedMesh *dm)
}		}


/* always build pbvh from original mesh, and only use it for drawing if		/* always build pbvh from original mesh, and only use it for drawing if
* this derivedmesh is just original mesh. it's the multires subsurf dm		* this derivedmesh is just original mesh. it's the multires subsurf dm
* that this is actually for, to support a pbvh on a modified mesh */		* that this is actually for, to support a pbvh on a modified mesh */
if (!cddm->pbvh && ob->type == OB_MESH) {		if (!cddm->pbvh && ob->type == OB_MESH) {
Mesh *me = ob->data;		Mesh *me = ob->data;
		const int looptris_num = poly_to_tri_count(me->totpoly, me->totloop);
		MLoopTri *looptri;
bool deformed;		bool deformed;

cddm->pbvh = BKE_pbvh_new();		cddm->pbvh = BKE_pbvh_new();
cddm->pbvh_draw = can_pbvh_draw(ob, dm);		cddm->pbvh_draw = can_pbvh_draw(ob, dm);

BKE_mesh_tessface_ensure(me);		looptri = MEM_mallocN(sizeof(looptri) looptris_num, __func__);

BKE_pbvh_build_mesh(cddm->pbvh, me->mface, me->mvert,		BKE_mesh_recalc_looptri(
me->totface, me->totvert, &me->vdata);		me->mloop, me->mpoly,
		me->mvert,
		me->totloop, me->totpoly,
		looptri);

		BKE_pbvh_build_mesh(
		cddm->pbvh,
		me->mpoly, me->mloop,
		me->mvert, me->totvert, &me->vdata,
		looptri, looptris_num);

pbvh_show_diffuse_color_set(cddm->pbvh, ob->sculpt->show_diffuse_color);		pbvh_show_diffuse_color_set(cddm->pbvh, ob->sculpt->show_diffuse_color);

deformed = check_sculpt_object_deformed(ob, true);		deformed = check_sculpt_object_deformed(ob, true);

if (deformed && ob->derivedDeform) {		if (deformed && ob->derivedDeform) {
DerivedMesh *deformdm = ob->derivedDeform;		DerivedMesh *deformdm = ob->derivedDeform;
float (*vertCos)[3];		float (*vertCos)[3];
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/* update vertex normals so that drawing smooth faces works during sculpt		/* update vertex normals so that drawing smooth faces works during sculpt
* TODO: proper fix is to support the pbvh in all drawing modes */		* TODO: proper fix is to support the pbvh in all drawing modes */
static void cdDM_update_normals_from_pbvh(DerivedMesh *dm)		static void cdDM_update_normals_from_pbvh(DerivedMesh *dm)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
float (*face_nors)[3];		float (*face_nors)[3];

if (!cddm->pbvh \|\| !cddm->pbvh_draw \|\| !dm->numTessFaceData)		if (!cddm->pbvh \|\| !cddm->pbvh_draw \|\| !dm->numPolyData)
return;		return;

face_nors = CustomData_get_layer(&dm->faceData, CD_NORMAL);		face_nors = CustomData_get_layer(&dm->polyData, CD_NORMAL);

BKE_pbvh_update(cddm->pbvh, PBVH_UpdateNormals, face_nors);		BKE_pbvh_update(cddm->pbvh, PBVH_UpdateNormals, face_nors);
}		}

static void cdDM_drawVerts(DerivedMesh *dm)		static void cdDM_drawVerts(DerivedMesh *dm)
{		{
GPU_vertex_setup(dm);		GPU_vertex_setup(dm);
if (dm->drawObject->tot_loop_verts)		if (dm->drawObject->tot_loop_verts)
glDrawArrays(GL_POINTS, 0, dm->drawObject->tot_loop_verts);		glDrawArrays(GL_POINTS, 0, dm->drawObject->tot_loop_verts);
else		else
glDrawArrays(GL_POINTS, 0, dm->drawObject->tot_loose_point);		glDrawArrays(GL_POINTS, 0, dm->drawObject->tot_loose_point);
GPU_buffer_unbind();		GPU_buffer_unbind();
}		}

static void cdDM_drawUVEdges(DerivedMesh *dm)		static void cdDM_drawUVEdges(DerivedMesh *dm)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
MFace *mf = cddm->mface;
int i;		int i;
		const MPoly *mpoly = cddm->mpoly;
if (mf) {		int totpoly = dm->getNumPolys(dm);
int prevstart = 0;		int prevstart = 0;
bool prevdraw = true;		bool prevdraw = true;
int curpos = 0;		int curpos = 0;

GPU_uvedge_setup(dm);		GPU_uvedge_setup(dm);
for (i = 0; i < dm->numTessFaceData; i++, mf++) {		for (i = 0; i < totpoly; i++, mpoly++) {
const bool draw = (mf->flag & ME_HIDE) == 0;		const bool draw = (mpoly->flag & ME_HIDE) == 0;

if (prevdraw != draw) {		if (prevdraw != draw) {
if (prevdraw && (curpos != prevstart)) {		if (prevdraw && (curpos != prevstart)) {
glDrawArrays(GL_LINES, prevstart, curpos - prevstart);		glDrawArrays(GL_LINES, prevstart, curpos - prevstart);
}		}
prevstart = curpos;		prevstart = curpos;
}		}
if (mf->v4) {
curpos += 8;		curpos += 2 * mpoly->totloop;
}
else {
curpos += 6;
}
prevdraw = draw;		prevdraw = draw;
}		}
if (prevdraw && (curpos != prevstart)) {		if (prevdraw && (curpos != prevstart)) {
glDrawArrays(GL_LINES, prevstart, curpos - prevstart);		glDrawArrays(GL_LINES, prevstart, curpos - prevstart);
}		}
GPU_buffer_unbind();		GPU_buffer_unbind();
}		}
}

static void cdDM_drawEdges(DerivedMesh *dm, bool drawLooseEdges, bool drawAllEdges)		static void cdDM_drawEdges(DerivedMesh *dm, bool drawLooseEdges, bool drawAllEdges)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
GPUDrawObject *gdo;		GPUDrawObject *gdo;
if (cddm->pbvh && cddm->pbvh_draw &&		if (cddm->pbvh && cddm->pbvh_draw &&
BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH)		BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH)
{		{
▲ Show 20 Lines • Show All 75 Lines • ▼ Show 20 Lines
static void cdDM_drawFacesTex_common(		static void cdDM_drawFacesTex_common(
DerivedMesh *dm,		DerivedMesh *dm,
DMSetDrawOptionsTex drawParams,		DMSetDrawOptionsTex drawParams,
DMSetDrawOptionsMappedTex drawParamsMapped,		DMSetDrawOptionsMappedTex drawParamsMapped,
DMCompareDrawOptions compareDrawOptions,		DMCompareDrawOptions compareDrawOptions,
void *userData, DMDrawFlag uvflag)		void *userData, DMDrawFlag uvflag)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
const MFace *mf = DM_get_tessface_data_layer(dm, CD_MFACE);		const MPoly *mpoly = cddm->mpoly;
MTexPoly *mtexpoly = DM_get_poly_data_layer(dm, CD_MTEXPOLY);		MTexPoly *mtexpoly = DM_get_poly_data_layer(dm, CD_MTEXPOLY);
MCol *mcol;		const MLoopCol *mloopcol;
int i, orig;		int i;
int colType, start_element, tot_drawn;		int colType, start_element, tot_drawn;
bool use_tface = (uvflag & DM_DRAW_USE_ACTIVE_UV) != 0;		bool use_tface = (uvflag & DM_DRAW_USE_ACTIVE_UV) != 0;
int totpoly;		int totpoly;
int next_actualFace;		int next_actualFace;
int mat_index;		int mat_index;
int tot_element;		int tot_element;

/* double lookup */		/* double lookup */
const int *index_mf_to_mpoly = dm->getTessFaceDataArray(dm, CD_ORIGINDEX);
const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);		const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);
if (index_mf_to_mpoly == NULL) {
index_mp_to_orig = NULL;
}

/* TODO: not entirely correct, but currently dynamic topology will		/* TODO: not entirely correct, but currently dynamic topology will
* destroy UVs anyway, so textured display wouldn't work anyway		* destroy UVs anyway, so textured display wouldn't work anyway
*		*
* this will do more like solid view with lights set up for		* this will do more like solid view with lights set up for
* textured view, but object itself will be displayed gray		* textured view, but object itself will be displayed gray
* (the same as it'll display without UV maps in textured view)		* (the same as it'll display without UV maps in textured view)
*/		*/
if (cddm->pbvh && cddm->pbvh_draw && BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) {		if (cddm->pbvh && cddm->pbvh_draw && BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) {
if (BKE_pbvh_has_faces(cddm->pbvh)) {		if (BKE_pbvh_has_faces(cddm->pbvh)) {
GPU_set_tpage(NULL, false, false);		GPU_set_tpage(NULL, false, false);
BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, false, false);		BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, false, false);
}		}

return;		return;
}		}

colType = CD_TEXTURE_MCOL;		colType = CD_TEXTURE_MLOOPCOL;
mcol = dm->getTessFaceDataArray(dm, colType);		mloopcol = dm->getLoopDataArray(dm, colType);
if (!mcol) {		if (!mloopcol) {
colType = CD_PREVIEW_MCOL;		colType = CD_PREVIEW_MCOL;
mcol = dm->getTessFaceDataArray(dm, colType);		mloopcol = dm->getLoopDataArray(dm, colType);
}		}
if (!mcol) {		if (!mloopcol) {
colType = CD_MCOL;		colType = CD_MLOOPCOL;
mcol = dm->getTessFaceDataArray(dm, colType);		mloopcol = dm->getLoopDataArray(dm, colType);
}		}

cdDM_update_normals_from_pbvh(dm);		cdDM_update_normals_from_pbvh(dm);

GPU_vertex_setup(dm);		GPU_vertex_setup(dm);
GPU_normal_setup(dm);		GPU_normal_setup(dm);
GPU_triangle_setup(dm);		GPU_triangle_setup(dm);
if (uvflag & DM_DRAW_USE_TEXPAINT_UV)		if (uvflag & DM_DRAW_USE_TEXPAINT_UV)
GPU_texpaint_uv_setup(dm);		GPU_texpaint_uv_setup(dm);
else		else
GPU_uv_setup(dm);		GPU_uv_setup(dm);
if (mcol) {		if (mloopcol) {
GPU_color_setup(dm, colType);		GPU_color_setup(dm, colType);
}		}

glShadeModel(GL_SMOOTH);		glShadeModel(GL_SMOOTH);
/* lastFlag = 0; / / UNUSED */		/* lastFlag = 0; / / UNUSED */
for (mat_index = 0; mat_index < dm->drawObject->totmaterial; mat_index++) {		for (mat_index = 0; mat_index < dm->drawObject->totmaterial; mat_index++) {
GPUBufferMaterial *bufmat = dm->drawObject->materials + mat_index;		GPUBufferMaterial *bufmat = dm->drawObject->materials + mat_index;
next_actualFace = bufmat->polys[0];		next_actualFace = bufmat->polys[0];
totpoly = bufmat->totpolys;		totpoly = bufmat->totpolys;

tot_element = 0;		tot_element = 0;
tot_drawn = 0;		tot_drawn = 0;
start_element = 0;		start_element = 0;

for (i = 0; i < totpoly; i++) {		for (i = 0; i < totpoly; i++) {
int actualFace = bufmat->polys[i];		int actualFace = bufmat->polys[i];
DMDrawOption draw_option = DM_DRAW_OPTION_NORMAL;		DMDrawOption draw_option = DM_DRAW_OPTION_NORMAL;
int flush = 0;		int flush = 0;

if (i != totpoly - 1)		if (i != totpoly - 1)
next_actualFace = bufmat->polys[i + 1];		next_actualFace = bufmat->polys[i + 1];

if (drawParams) {		if (drawParams) {
MTexPoly *tp = NULL;		draw_option = drawParams(use_tface && mtexpoly ? &mtexpoly[actualFace] : NULL, (mloopcol != NULL), mpoly[actualFace].mat_nr);
if (use_tface && mtexpoly && index_mf_to_mpoly) {
int actualFace_poly = index_mf_to_mpoly[actualFace];
if (actualFace_poly != ORIGINDEX_NONE) {
tp = &mtexpoly[actualFace_poly];
}
}

draw_option = drawParams(tp, (mcol != NULL), mf[actualFace].mat_nr);
}		}
else {		else {
if (index_mf_to_mpoly) {		if (index_mp_to_orig) {
orig = DM_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, actualFace);		const int orig = index_mp_to_orig[actualFace];
if (orig == ORIGINDEX_NONE) {		if (orig == ORIGINDEX_NONE) {
/* XXX, this is not really correct		/* XXX, this is not really correct
* it will draw the previous faces context for this one when we don't know its settings.		* it will draw the previous faces context for this one when we don't know its settings.
* but better then skipping it altogether. - campbell */		* but better then skipping it altogether. - campbell */
draw_option = DM_DRAW_OPTION_NORMAL;		draw_option = DM_DRAW_OPTION_NORMAL;
}		}
else if (drawParamsMapped) {		else if (drawParamsMapped) {
draw_option = drawParamsMapped(userData, orig, mf[actualFace].mat_nr);		draw_option = drawParamsMapped(userData, orig, mpoly[actualFace].mat_nr);
}		}
}		}
else if (drawParamsMapped) {		else if (drawParamsMapped) {
draw_option = drawParamsMapped(userData, actualFace, mf[actualFace].mat_nr);		draw_option = drawParamsMapped(userData, actualFace, mpoly[actualFace].mat_nr);
}		}
}		}

/* flush buffer if current triangle isn't drawable or it's last triangle */		/* flush buffer if current triangle isn't drawable or it's last triangle */
flush = (draw_option == DM_DRAW_OPTION_SKIP) \|\| (i == totpoly - 1);		flush = (draw_option == DM_DRAW_OPTION_SKIP) \|\| (i == totpoly - 1);

if (!flush && compareDrawOptions) {		if (!flush && compareDrawOptions) {
/* also compare draw options and flush buffer if they're different		/* also compare draw options and flush buffer if they're different
* need for face selection highlight in edit mode */		* need for face selection highlight in edit mode */
flush \|= compareDrawOptions(userData, actualFace, next_actualFace) == 0;		flush \|= compareDrawOptions(userData, actualFace, next_actualFace) == 0;
}		}

tot_element += mf[actualFace].v4 ? 6 : 3;		tot_element += (mpoly[actualFace].totloop - 2) * 3;

if (flush) {		if (flush) {
if (draw_option != DM_DRAW_OPTION_SKIP)		if (draw_option != DM_DRAW_OPTION_SKIP)
tot_drawn += mf[actualFace].v4 ? 6 : 3;		tot_drawn += (mpoly[actualFace].totloop - 2) * 3;

if (tot_drawn) {		if (tot_drawn) {
if (mcol && draw_option != DM_DRAW_OPTION_NO_MCOL)		if (mloopcol && draw_option != DM_DRAW_OPTION_NO_MCOL)
GPU_color_switch(1);		GPU_color_switch(1);
else		else
GPU_color_switch(0);		GPU_color_switch(0);

GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, bufmat->start + start_element, tot_drawn);		GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, bufmat->start + start_element, tot_drawn);
tot_drawn = 0;		tot_drawn = 0;
}		}
start_element = tot_element;		start_element = tot_element;
}		}
else {		else {
tot_drawn += mf[actualFace].v4 ? 6 : 3;		tot_drawn += (mpoly[actualFace].totloop - 2) * 3;
}		}
}		}
}		}

GPU_buffer_unbind();		GPU_buffer_unbind();
glShadeModel(GL_FLAT);		glShadeModel(GL_FLAT);

}		}
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static void cdDM_drawMappedFaces(		static void cdDM_drawMappedFaces(
DerivedMesh *dm,		DerivedMesh *dm,
DMSetDrawOptions setDrawOptions,		DMSetDrawOptions setDrawOptions,
DMSetMaterial setMaterial,		DMSetMaterial setMaterial,
DMCompareDrawOptions compareDrawOptions,		DMCompareDrawOptions compareDrawOptions,
void *userData, DMDrawFlag flag)		void *userData, DMDrawFlag flag)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
MFace *mf = cddm->mface;		const MPoly *mpoly = cddm->mpoly;
MCol *mcol;		const MLoopCol *mloopcol = NULL;
int colType, useColors = flag & DM_DRAW_USE_COLORS, useHide = flag & DM_DRAW_SKIP_HIDDEN;		int colType, useColors = flag & DM_DRAW_USE_COLORS, useHide = flag & DM_DRAW_SKIP_HIDDEN;
int i, orig;		int i, j, orig;
int start_element = 0, tot_element, tot_drawn;		int start_element = 0, tot_element, tot_drawn;
int totpoly;		int totpoly;
int tottri;		int tottri;
int mat_index;		int mat_index;
GPUBuffer *findex_buffer = NULL;		GPUBuffer *findex_buffer = NULL;

/* double lookup */
const int *index_mf_to_mpoly = dm->getTessFaceDataArray(dm, CD_ORIGINDEX);
const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);		const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);
if (index_mf_to_mpoly == NULL) {
index_mp_to_orig = NULL;
}

cdDM_update_normals_from_pbvh(dm);

/* fist, setup common buffers */		/* fist, setup common buffers */
GPU_vertex_setup(dm);		GPU_vertex_setup(dm);
GPU_triangle_setup(dm);		GPU_triangle_setup(dm);

		totpoly = dm->getNumPolys(dm);

/* if we do selection, fill the selection buffer color */		/* if we do selection, fill the selection buffer color */
if (G.f & G_BACKBUFSEL) {		if (G.f & G_BACKBUFSEL) {
Mesh *me = userData;		Mesh *me = userData;
unsigned int *fi_map;		unsigned int *fi_map;

findex_buffer = GPU_buffer_alloc(dm->drawObject->tot_loop_verts * sizeof(int), false);		findex_buffer = GPU_buffer_alloc(dm->drawObject->tot_loop_verts * sizeof(int), false);
fi_map = GPU_buffer_lock(findex_buffer);		fi_map = GPU_buffer_lock(findex_buffer);

if (fi_map) {		if (fi_map) {
for (i = 0; i < dm->numTessFaceData; i++, mf++) {		for (i = 0; i < totpoly; i++, mpoly++) {
int selcol = 0xFFFFFFFF;		int selcol = 0xFFFFFFFF;
orig = (index_mf_to_mpoly) ? DM_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, i) : i;		orig = (index_mp_to_orig) ? index_mp_to_orig[i] : i;

if ((orig != ORIGINDEX_NONE) && (!useHide \|\| !(me->mpoly[orig].flag & ME_HIDE))) {		if ((orig != ORIGINDEX_NONE) && (!useHide \|\| !(me->mpoly[orig].flag & ME_HIDE))) {
WM_framebuffer_index_get(orig + 1, &selcol);		WM_framebuffer_index_get(orig + 1, &selcol);
}		}

		for (j = 0; j < mpoly->totloop; j++)
fi_map[start_element++] = selcol;		fi_map[start_element++] = selcol;
fi_map[start_element++] = selcol;
fi_map[start_element++] = selcol;

if (mf->v4) {
fi_map[start_element++] = selcol;
}
}		}

start_element = 0;		start_element = 0;
mf = cddm->mface;		mpoly = cddm->mpoly;

GPU_buffer_unlock(findex_buffer);		GPU_buffer_unlock(findex_buffer);
GPU_buffer_bind_as_color(findex_buffer);		GPU_buffer_bind_as_color(findex_buffer);
}		}
}		}
else {		else {
		cdDM_update_normals_from_pbvh(dm);

GPU_normal_setup(dm);		GPU_normal_setup(dm);

if (useColors) {		if (useColors) {
colType = CD_TEXTURE_MCOL;		colType = CD_TEXTURE_MLOOPCOL;
mcol = DM_get_tessface_data_layer(dm, colType);		mloopcol = DM_get_loop_data_layer(dm, colType);
if (!mcol) {		if (!mloopcol) {
colType = CD_PREVIEW_MCOL;		colType = CD_PREVIEW_MLOOPCOL;
mcol = DM_get_tessface_data_layer(dm, colType);		mloopcol = DM_get_loop_data_layer(dm, colType);
}		}
if (!mcol) {		if (!mloopcol) {
colType = CD_MCOL;		colType = CD_MLOOPCOL;
mcol = DM_get_tessface_data_layer(dm, colType);		mloopcol = DM_get_loop_data_layer(dm, colType);
}		}

if (useColors && mcol) {		if (useColors && mloopcol) {
GPU_color_setup(dm, colType);		GPU_color_setup(dm, colType);
}		}
}		}
}		}


glShadeModel(GL_SMOOTH);		glShadeModel(GL_SMOOTH);

Show All 24 Lines	for (mat_index = 0; mat_index < dm->drawObject->totmaterial; mat_index++) {
for (i = 0; i < totpoly; i++) {		for (i = 0; i < totpoly; i++) {
int actualFace = next_actualFace;		int actualFace = next_actualFace;
int flush = 0;		int flush = 0;
draw_option = DM_DRAW_OPTION_NORMAL;		draw_option = DM_DRAW_OPTION_NORMAL;

if (i != totpoly - 1)		if (i != totpoly - 1)
next_actualFace = bufmat->polys[i + 1];		next_actualFace = bufmat->polys[i + 1];

orig = (index_mf_to_mpoly) ? DM_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, actualFace) : actualFace;		orig = (index_mp_to_orig) ? index_mp_to_orig[i] : i;

if (setDrawOptions != NULL && (orig != ORIGINDEX_NONE))		if (setDrawOptions != NULL && (orig != ORIGINDEX_NONE))
draw_option = setDrawOptions(userData, orig);		draw_option = setDrawOptions(userData, orig);

if (draw_option == DM_DRAW_OPTION_STIPPLE) {		if (draw_option == DM_DRAW_OPTION_STIPPLE) {
glEnable(GL_POLYGON_STIPPLE);		glEnable(GL_POLYGON_STIPPLE);
glPolygonStipple(stipple_quarttone);		glPolygonStipple(stipple_quarttone);
}		}

/* Goal is to draw as long of a contiguous triangle		/* Goal is to draw as long of a contiguous triangle
* array as possible, so draw when we hit either an		* array as possible, so draw when we hit either an
* invisible triangle or at the end of the array */		* invisible triangle or at the end of the array */

/* flush buffer if current triangle isn't drawable or it's last triangle... */		/* flush buffer if current triangle isn't drawable or it's last triangle... */
flush = (ELEM(draw_option, DM_DRAW_OPTION_SKIP, DM_DRAW_OPTION_STIPPLE)) \|\| (i == totpoly - 1);		flush = (ELEM(draw_option, DM_DRAW_OPTION_SKIP, DM_DRAW_OPTION_STIPPLE)) \|\| (i == totpoly - 1);

if (!flush && compareDrawOptions) {		if (!flush && compareDrawOptions) {
flush \|= compareDrawOptions(userData, actualFace, next_actualFace) == 0;		flush \|= compareDrawOptions(userData, actualFace, next_actualFace) == 0;
}		}

tot_element += mf[actualFace].v4 ? 6 : 3;		tot_element += (mpoly[actualFace].totloop - 2) * 3;

if (flush) {		if (flush) {
if (!ELEM(draw_option, DM_DRAW_OPTION_SKIP, DM_DRAW_OPTION_STIPPLE))		if (!ELEM(draw_option, DM_DRAW_OPTION_SKIP, DM_DRAW_OPTION_STIPPLE))
tot_drawn += mf[actualFace].v4 ? 6 : 3;		tot_drawn += (mpoly[actualFace].totloop - 2) * 3;

if (tot_drawn) {		if (tot_drawn) {
GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, bufmat->start + start_element, tot_drawn);		GPU_buffer_draw_elements(dm->drawObject->triangles, GL_TRIANGLES, bufmat->start + start_element, tot_drawn);
tot_drawn = 0;		tot_drawn = 0;
}		}

start_element = tot_element;		start_element = tot_element;

if (draw_option == DM_DRAW_OPTION_STIPPLE)		if (draw_option == DM_DRAW_OPTION_STIPPLE)
glDisable(GL_POLYGON_STIPPLE);		glDisable(GL_POLYGON_STIPPLE);
}		}
else {		else {
tot_drawn += mf[actualFace].v4 ? 6 : 3;		tot_drawn += (mpoly[actualFace].totloop - 2) * 3;
}		}
}		}
}		}
}		}
}		}

glShadeModel(GL_FLAT);		glShadeModel(GL_FLAT);

GPU_buffer_unbind();		GPU_buffer_unbind();

if (G.f & G_BACKBUFSEL)		if (G.f & G_BACKBUFSEL)
GPU_buffer_free(findex_buffer);		GPU_buffer_free(findex_buffer);

}		}

static void cdDM_drawMappedFacesTex(		static void cdDM_drawMappedFacesTex(
DerivedMesh *dm,		DerivedMesh *dm,
DMSetDrawOptionsMappedTex setDrawOptions,		DMSetDrawOptionsMappedTex setDrawOptions,
DMCompareDrawOptions compareDrawOptions,		DMCompareDrawOptions compareDrawOptions,
void *userData, DMDrawFlag flag)		void *userData, DMDrawFlag flag)
{		{
cdDM_drawFacesTex_common(dm, NULL, setDrawOptions, compareDrawOptions, userData, flag);		cdDM_drawFacesTex_common(dm, NULL, setDrawOptions, compareDrawOptions, userData, flag);
}		}

static void cddm_draw_attrib_vertex(DMVertexAttribs attribs, const MVert mvert, int a, int index, int vert,		static void cddm_draw_attrib_vertex(
const short (*lnor)[3], const bool smoothnormal)		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);		DM_draw_attrib_vertex(attribs, a, index, vert, loop);

/* vertex normal */		/* vertex normal */
if (lnor) {		if (lnor) {
glNormal3sv((const GLshort *)lnor);		glNormal3fv(lnor);
}		}
else if (smoothnormal) {		else if (smoothnormal) {
glNormal3sv(mvert[index].no);		glNormal3sv(mvert[index].no);
}		}

/* vertex coordinate */		/* vertex coordinate */
glVertex3fv(mvert[index].co);		glVertex3fv(mvert[index].co);
}		}
Show All 9 Lines	static void cdDM_drawMappedFacesGLSL(
DerivedMesh *dm,		DerivedMesh *dm,
DMSetMaterial setMaterial,		DMSetMaterial setMaterial,
DMSetDrawOptions setDrawOptions,		DMSetDrawOptions setDrawOptions,
void *userData)		void *userData)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
GPUVertexAttribs gattribs;		GPUVertexAttribs gattribs;
const MVert *mvert = cddm->mvert;		const MVert *mvert = cddm->mvert;
const MFace *mface = cddm->mface;		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 */		/* MTFace tf = dm->getTessFaceDataArray(dm, CD_MTFACE); / /* UNUSED */
const float (*nors)[3] = dm->getTessFaceDataArray(dm, CD_NORMAL);		const float (*nors)[3] = dm->getPolyDataArray(dm, CD_NORMAL);
const short (*lnors)[4][3] = dm->getTessFaceDataArray(dm, CD_TESSLOOPNORMAL);		const float (*lnors)[3] = dm->getLoopDataArray(dm, CD_NORMAL);
		const int totpoly = dm->getNumPolys(dm);
int a, b, matnr, new_matnr;		int a, b, matnr, new_matnr;
bool do_draw;		bool do_draw;
int orig;		int orig;

/* double lookup */
const int *index_mf_to_mpoly = dm->getTessFaceDataArray(dm, CD_ORIGINDEX);
const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);		const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);
if (index_mf_to_mpoly == NULL) {
index_mp_to_orig = NULL;
}

/* TODO: same as for solid draw, not entirely correct, but works fine for now,		/* TODO: same as for solid draw, not entirely correct, but works fine for now,
* will skip using textures (dyntopo currently destroys UV anyway) and		* will skip using textures (dyntopo currently destroys UV anyway) and
* works fine for matcap		* works fine for matcap
*/		*/
if (cddm->pbvh && cddm->pbvh_draw && BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) {		if (cddm->pbvh && cddm->pbvh_draw && BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) {
if (BKE_pbvh_has_faces(cddm->pbvh)) {		if (BKE_pbvh_has_faces(cddm->pbvh)) {
setMaterial(1, &gattribs);		setMaterial(1, &gattribs);
Show All 13 Lines	static void cdDM_drawMappedFacesGLSL(
/* workaround for NVIDIA GPUs on Mac not supporting vertex arrays + interleaved formats, see T43342 */		/* workaround for NVIDIA GPUs on Mac not supporting vertex arrays + interleaved formats, see T43342 */
if ((GPU_type_matches(GPU_DEVICE_NVIDIA, GPU_OS_MAC, GPU_DRIVER_ANY) && (U.gameflags & USER_DISABLE_VBO)) \|\|		if ((GPU_type_matches(GPU_DEVICE_NVIDIA, GPU_OS_MAC, GPU_DRIVER_ANY) && (U.gameflags & USER_DISABLE_VBO)) \|\|
setDrawOptions != NULL)		setDrawOptions != NULL)
{		{
DMVertexAttribs attribs;		DMVertexAttribs attribs;
DEBUG_VBO("Using legacy code. cdDM_drawMappedFacesGLSL\n");		DEBUG_VBO("Using legacy code. cdDM_drawMappedFacesGLSL\n");
memset(&attribs, 0, sizeof(attribs));		memset(&attribs, 0, sizeof(attribs));

glBegin(GL_QUADS);		glBegin(GL_TRIANGLES);

for (a = 0; a < dm->numTessFaceData; a++, mface++) {		for (a = 0; a < tottri; a++, lt++) {
const bool smoothnormal = lnors \|\| (mface->flag & ME_SMOOTH);		const MPoly *mp = &mpoly[lt->poly];
const short (ln1)[3] = NULL, (ln2)[3] = NULL, (ln3)[3] = NULL, (ln4)[3] = NULL;		const unsigned int vtri[3] = {mloop[lt->tri[0]].v, mloop[lt->tri[1]].v, mloop[lt->tri[2]].v};
new_matnr = mface->mat_nr;		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) {		if (new_matnr != matnr) {
glEnd();		glEnd();

do_draw = setMaterial(matnr = new_matnr, &gattribs);		do_draw = setMaterial(matnr = new_matnr, &gattribs);
if (do_draw)		if (do_draw)
DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs);		DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs);

glBegin(GL_QUADS);		glBegin(GL_QUADS);
}		}

if (!do_draw) {		if (!do_draw) {
continue;		continue;
}		}
else if (setDrawOptions) {		else if (setDrawOptions) {
orig = (index_mf_to_mpoly) ? DM_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, a) : a;		orig = (index_mp_to_orig) ? index_mp_to_orig[lt->poly] : lt->poly;

if (orig == ORIGINDEX_NONE) {		if (orig == ORIGINDEX_NONE) {
/* since the material is set by setMaterial(), faces with no		/* since the material is set by setMaterial(), faces with no
* origin can be assumed to be generated by a modifier */		* origin can be assumed to be generated by a modifier */

/* continue */		/* continue */
}		}
else if (setDrawOptions(userData, orig) == DM_DRAW_OPTION_SKIP)		else if (setDrawOptions(userData, orig) == DM_DRAW_OPTION_SKIP)
continue;		continue;
}		}

if (!smoothnormal) {		if (!smoothnormal) {
if (nors) {		if (nors) {
glNormal3fv(nors[a]);		glNormal3fv(nors[a]);
}		}
else {		else {
/* TODO ideally a normal layer should always be available */		/* TODO ideally a normal layer should always be available */
float nor[3];		float nor[3];
if (mface->v4) {		normal_tri_v3(nor, mvert[vtri[0]].co, mvert[vtri[1]].co, mvert[vtri[2]].co);
normal_quad_v3(nor, mvert[mface->v1].co, mvert[mface->v2].co, mvert[mface->v3].co, mvert[mface->v4].co);
}
else {
normal_tri_v3(nor, mvert[mface->v1].co, mvert[mface->v2].co, mvert[mface->v3].co);
}
glNormal3fv(nor);		glNormal3fv(nor);
}		}
}		}
else if (lnors) {		else if (lnors) {
ln1 = &lnors[a][0];		ln1 = lnors[ltri[0]];
ln2 = &lnors[a][1];		ln2 = lnors[ltri[1]];
ln3 = &lnors[a][2];		ln3 = lnors[ltri[2]];
ln4 = &lnors[a][3];
}		}

cddm_draw_attrib_vertex(&attribs, mvert, a, mface->v1, 0, ln1, smoothnormal);		cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[0], ltri[0], 0, ln1, smoothnormal);
cddm_draw_attrib_vertex(&attribs, mvert, a, mface->v2, 1, ln2, smoothnormal);		cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[1], ltri[1], 1, ln2, smoothnormal);
cddm_draw_attrib_vertex(&attribs, mvert, a, mface->v3, 2, ln3, smoothnormal);		cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[2], ltri[2], 2, ln3, smoothnormal);

if (mface->v4)
cddm_draw_attrib_vertex(&attribs, mvert, a, mface->v4, 3, ln4, smoothnormal);
else
cddm_draw_attrib_vertex(&attribs, mvert, a, mface->v3, 2, ln3, smoothnormal);
}		}
glEnd();		glEnd();
}		}
else {		else {
GPUMaterialConv *matconv;		GPUMaterialConv *matconv;
int offset;		int offset;
int totface = dm->getNumTessFaces(dm);
int *mat_orig_to_new;		int *mat_orig_to_new;
int tot_active_mat;		int tot_active_mat;
GPUBuffer *buffer = NULL;		GPUBuffer *buffer = NULL;
char *varray;		char *varray;
int max_element_size = 0;		int max_element_size = 0;
int tot_loops = 0;		int tot_loops = 0;

const MFace *mf = mface;

GPU_vertex_setup(dm);		GPU_vertex_setup(dm);
GPU_normal_setup(dm);		GPU_normal_setup(dm);
GPU_triangle_setup(dm);		GPU_triangle_setup(dm);

tot_active_mat = dm->drawObject->totmaterial;		tot_active_mat = dm->drawObject->totmaterial;

matconv = MEM_callocN(sizeof(matconv) tot_active_mat,		matconv = MEM_callocN(sizeof(matconv) tot_active_mat,
"cdDM_drawMappedFacesGLSL.matconv");		"cdDM_drawMappedFacesGLSL.matconv");
▲ Show 20 Lines • Show All 60 Lines • ▼ Show 20 Lines	if (max_element_size > 0) {
GPU_buffer_unbind();		GPU_buffer_unbind();
GPU_buffer_free(buffer);		GPU_buffer_free(buffer);
MEM_freeN(mat_orig_to_new);		MEM_freeN(mat_orig_to_new);
MEM_freeN(matconv);		MEM_freeN(matconv);
fprintf(stderr, "Out of memory, can't draw object\n");		fprintf(stderr, "Out of memory, can't draw object\n");
return;		return;
}		}

mface = mf;		for (a = 0; a < totpoly; a++, mpoly++) {
		int j;
for (a = 0; a < totface; a++, mface++) {		int i = mat_orig_to_new[mpoly->mat_nr];
int i = mat_orig_to_new[mface->mat_nr];
offset = tot_loops * max_element_size;		offset = tot_loops * max_element_size;

if (matconv[i].numdata != 0) {		if (matconv[i].numdata != 0) {
if (matconv[i].attribs.totorco && matconv[i].attribs.orco.array) {		if (matconv[i].attribs.totorco && matconv[i].attribs.orco.array) {
copy_v3_v3((float )&varray[offset], (float )matconv[i].attribs.orco.array[mface->v1]);		for (j = 0; j < mpoly->totloop; j++)
copy_v3_v3((float )&varray[offset + max_element_size], (float )matconv[i].attribs.orco.array[mface->v2]);		copy_v3_v3((float )&varray[offset + j max_element_size],
copy_v3_v3((float )&varray[offset + max_element_size 2], (float *)matconv[i].attribs.orco.array[mface->v3]);		(float *)matconv[i].attribs.orco.array[mloop[mpoly->loopstart + j].v]);
if (mface->v4) {
copy_v3_v3((float )&varray[offset + max_element_size 3], (float *)matconv[i].attribs.orco.array[mface->v4]);
}
offset += sizeof(float) * 3;		offset += sizeof(float) * 3;
}		}
for (b = 0; b < matconv[i].attribs.tottface; b++) {		for (b = 0; b < matconv[i].attribs.tottface; b++) {
if (matconv[i].attribs.tface[b].array) {		if (matconv[i].attribs.tface[b].array) {
MTFace *tf = &matconv[i].attribs.tface[b].array[a];		const MLoopUV *mloopuv = matconv[i].attribs.tface[b].array;
copy_v2_v2((float *)&varray[offset], tf->uv[0]);		for (j = 0; j < mpoly->totloop; j++)
copy_v2_v2((float *)&varray[offset + max_element_size], tf->uv[1]);		copy_v2_v2((float )&varray[offset + j max_element_size], mloopuv[mpoly->loopstart + j].uv);
copy_v2_v2((float )&varray[offset + max_element_size 2], tf->uv[2]);
if (mface->v4) {
copy_v2_v2((float )&varray[offset + max_element_size 3], tf->uv[3]);
}
offset += sizeof(float) * 2;		offset += sizeof(float) * 2;
}		}
}		}
for (b = 0; b < matconv[i].attribs.totmcol; b++) {		for (b = 0; b < matconv[i].attribs.totmcol; b++) {
if (matconv[i].attribs.mcol[b].array) {		if (matconv[i].attribs.mcol[b].array) {
MCol cp = &matconv[i].attribs.mcol[b].array[a 4 + 0];		const MLoopCol *mloopcol = matconv[i].attribs.mcol[b].array;
GLubyte col[4];		for (j = 0; j < mpoly->totloop; j++)
col[0] = cp->b; col[1] = cp->g; col[2] = cp->r; col[3] = cp->a;		copy_v4_v4_char((char )&varray[offset + j max_element_size], &mloopcol[mpoly->loopstart + j].r);
copy_v4_v4_char((char )&varray[offset], (char )col);
cp = &matconv[i].attribs.mcol[b].array[a * 4 + 1];
col[0] = cp->b; col[1] = cp->g; col[2] = cp->r; col[3] = cp->a;
copy_v4_v4_char((char )&varray[offset + max_element_size], (char )col);
cp = &matconv[i].attribs.mcol[b].array[a * 4 + 2];
col[0] = cp->b; col[1] = cp->g; col[2] = cp->r; col[3] = cp->a;
copy_v4_v4_char((char )&varray[offset + max_element_size 2], (char *)col);
if (mface->v4) {
cp = &matconv[i].attribs.mcol[b].array[a * 4 + 3];
col[0] = cp->b; col[1] = cp->g; col[2] = cp->r; col[3] = cp->a;
copy_v4_v4_char((char )&varray[offset + max_element_size 3], (char *)col);
}
offset += sizeof(unsigned char) * 4;		offset += sizeof(unsigned char) * 4;
}		}
}		}
		/* TODO, handle tangents */
if (matconv[i].attribs.tottang && matconv[i].attribs.tang.array) {		if (matconv[i].attribs.tottang && matconv[i].attribs.tang.array) {
const float tang = matconv[i].attribs.tang.array[a 4 + 0];		const float tang = matconv[i].attribs.tang.array[i 4 + 0];
copy_v4_v4((float *)&varray[offset], tang);		copy_v4_v4((float *)&varray[offset], tang);
tang = matconv[i].attribs.tang.array[a * 4 + 1];		tang = matconv[i].attribs.tang.array[i * 4 + 1];
copy_v4_v4((float *)&varray[offset + max_element_size], tang);		copy_v4_v4((float *)&varray[offset + max_element_size], tang);
tang = matconv[i].attribs.tang.array[a * 4 + 2];		tang = matconv[i].attribs.tang.array[i * 4 + 2];
copy_v4_v4((float )&varray[offset + max_element_size 2], tang);		copy_v4_v4((float )&varray[offset + max_element_size 2], tang);
if (mface->v4) {
tang = matconv[i].attribs.tang.array[a * 4 + 3];
copy_v4_v4((float )&varray[offset + max_element_size 3], tang);
}
offset += sizeof(float) * 4;		offset += sizeof(float) * 4;
}		}
}		}

if (mface->v4) {		tot_loops += mpoly->totloop;
tot_loops += 4;
}
else {
tot_loops += 3;
}
}		}
GPU_buffer_unlock(buffer);		GPU_buffer_unlock(buffer);
}		}

for (a = 0; a < tot_active_mat; a++) {		for (a = 0; a < tot_active_mat; a++) {
new_matnr = dm->drawObject->materials[a].mat_nr;		new_matnr = dm->drawObject->materials[a].mat_nr;

do_draw = setMaterial(new_matnr + 1, &gattribs);		do_draw = setMaterial(new_matnr + 1, &gattribs);
Show All 30 Lines	static void cdDM_drawMappedFacesMat(
DerivedMesh *dm,		DerivedMesh *dm,
void (setMaterial)(void userData, int matnr, void *attribs),		void (setMaterial)(void userData, int matnr, void *attribs),
bool (setFace)(void userData, int index), void *userData)		bool (setFace)(void userData, int index), void *userData)
{		{
CDDerivedMesh cddm = (CDDerivedMesh ) dm;		CDDerivedMesh cddm = (CDDerivedMesh ) dm;
GPUVertexAttribs gattribs;		GPUVertexAttribs gattribs;
DMVertexAttribs attribs;		DMVertexAttribs attribs;
MVert *mvert = cddm->mvert;		MVert *mvert = cddm->mvert;
MFace *mf = cddm->mface;		const MPoly *mpoly = cddm->mpoly;
const float (*nors)[3] = dm->getTessFaceDataArray(dm, CD_NORMAL);		const MLoop *mloop = cddm->mloop;
const short (*lnors)[4][3] = dm->getTessFaceDataArray(dm, CD_TESSLOOPNORMAL);		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 a, matnr, new_matnr;
int orig;		int orig;

/* double lookup */
const int *index_mf_to_mpoly = dm->getTessFaceDataArray(dm, CD_ORIGINDEX);
const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);		const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX);
if (index_mf_to_mpoly == NULL) {
index_mp_to_orig = NULL;
}

/* TODO: same as for solid draw, not entirely correct, but works fine for now,		/* TODO: same as for solid draw, not entirely correct, but works fine for now,
* will skip using textures (dyntopo currently destroys UV anyway) and		* will skip using textures (dyntopo currently destroys UV anyway) and
* works fine for matcap		* works fine for matcap
*/		*/
if (cddm->pbvh && cddm->pbvh_draw && BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) {		if (cddm->pbvh && cddm->pbvh_draw && BKE_pbvh_type(cddm->pbvh) == PBVH_BMESH) {
if (BKE_pbvh_has_faces(cddm->pbvh)) {		if (BKE_pbvh_has_faces(cddm->pbvh)) {
setMaterial(userData, 1, &gattribs);		setMaterial(userData, 1, &gattribs);
BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, false, false);		BKE_pbvh_draw(cddm->pbvh, NULL, NULL, NULL, false, false);
}		}

return;		return;
}		}

cdDM_update_normals_from_pbvh(dm);		cdDM_update_normals_from_pbvh(dm);

matnr = -1;		matnr = -1;

glShadeModel(GL_SMOOTH);		glShadeModel(GL_SMOOTH);

memset(&attribs, 0, sizeof(attribs));		memset(&attribs, 0, sizeof(attribs));

glBegin(GL_QUADS);		glBegin(GL_TRIANGLES);

for (a = 0; a < dm->numTessFaceData; a++, mf++) {		for (a = 0; a < tottri; a++, lt++) {
const bool smoothnormal = lnors \|\| (mf->flag & ME_SMOOTH);		const MPoly *mp = &mpoly[lt->poly];
const short (ln1)[3] = NULL, (ln2)[3] = NULL, (ln3)[3] = NULL, (ln4)[3] = NULL;		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 */		/* material */
new_matnr = mf->mat_nr + 1;		new_matnr = mp->mat_nr + 1;

if (new_matnr != matnr) {		if (new_matnr != matnr) {
glEnd();		glEnd();

setMaterial(userData, matnr = new_matnr, &gattribs);		setMaterial(userData, matnr = new_matnr, &gattribs);
DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs);		DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs);

glBegin(GL_QUADS);		glBegin(GL_TRIANGLES);
}		}

/* skipping faces */		/* skipping faces */
if (setFace) {		if (setFace) {
orig = (index_mf_to_mpoly) ? DM_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, a) : a;		orig = (index_mp_to_orig) ? index_mp_to_orig[a] : lt->poly;

if (orig != ORIGINDEX_NONE && !setFace(userData, orig))		if (orig != ORIGINDEX_NONE && !setFace(userData, orig))
continue;		continue;
}		}

/* smooth normal */		/* smooth normal */
if (!smoothnormal) {		if (!smoothnormal) {
if (nors) {		if (nors) {
glNormal3fv(nors[a]);		glNormal3fv(nors[a]);
}		}
else {		else {
/* TODO ideally a normal layer should always be available */		/* TODO ideally a normal layer should always be available */
float nor[3];		float nor[3];
		normal_tri_v3(nor, mvert[vtri[0]].co, mvert[vtri[1]].co, mvert[vtri[2]].co);
if (mf->v4)
normal_quad_v3(nor, mvert[mf->v1].co, mvert[mf->v2].co, mvert[mf->v3].co, mvert[mf->v4].co);
else
normal_tri_v3(nor, mvert[mf->v1].co, mvert[mf->v2].co, mvert[mf->v3].co);

glNormal3fv(nor);		glNormal3fv(nor);
}		}
}		}
else if (lnors) {		else if (lnors) {
ln1 = &lnors[a][0];		ln1 = lnors[ltri[0]];
ln2 = &lnors[a][1];		ln2 = lnors[ltri[1]];
ln3 = &lnors[a][2];		ln3 = lnors[ltri[2]];
ln4 = &lnors[a][3];
}		}

/* vertices */		/* vertices */
cddm_draw_attrib_vertex(&attribs, mvert, a, mf->v1, 0, ln1, smoothnormal);		cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[0], ltri[0], 0, ln1, smoothnormal);
cddm_draw_attrib_vertex(&attribs, mvert, a, mf->v2, 1, ln2, smoothnormal);		cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[1], ltri[1], 1, ln2, smoothnormal);
cddm_draw_attrib_vertex(&attribs, mvert, a, mf->v3, 2, ln3, smoothnormal);		cddm_draw_attrib_vertex(&attribs, mvert, a, vtri[2], ltri[2], 2, ln3, smoothnormal);

if (mf->v4)
cddm_draw_attrib_vertex(&attribs, mvert, a, mf->v4, 3, ln4, smoothnormal);
else
cddm_draw_attrib_vertex(&attribs, mvert, a, mf->v3, 2, ln3, smoothnormal);
}		}
glEnd();		glEnd();

glShadeModel(GL_FLAT);		glShadeModel(GL_FLAT);
}		}

static void cdDM_drawMappedEdges(DerivedMesh dm, DMSetDrawOptions setDrawOptions, void userData)		static void cdDM_drawMappedEdges(DerivedMesh dm, DMSetDrawOptions setDrawOptions, void userData)
{		{
Show All 19 Lines	static void cdDM_drawMappedEdges(DerivedMesh dm, DMSetDrawOptions setDrawOptions, void userData)
glEnd();		glEnd();
}		}

static void cdDM_buffer_copy_triangles(		static void cdDM_buffer_copy_triangles(
DerivedMesh dm, unsigned int varray,		DerivedMesh dm, unsigned int varray,
const int *mat_orig_to_new)		const int *mat_orig_to_new)
{		{
GPUBufferMaterial *gpumat;		GPUBufferMaterial *gpumat;
MFace *f;		int i, findex = 0;
int i, start, totface, findex = 0;
		const MPoly *mpoly;
		const MLoopTri *lt = dm->getLoopTriArray(dm);
		const int tottri = dm->getNumLoopTri(dm);

f = dm->getTessFaceArray(dm);		mpoly = dm->getPolyArray(dm);

totface = dm->getNumTessFaces(dm);		for (i = 0; i < tottri; i++, lt++) {
for (i = 0; i < totface; i++, f++) {		int start;
gpumat = dm->drawObject->materials + mat_orig_to_new[f->mat_nr];		gpumat = dm->drawObject->materials + mat_orig_to_new[mpoly[lt->poly].mat_nr];
start = gpumat->counter;		start = gpumat->counter;

/* v1 v2 v3 */		/* v1 v2 v3 */
varray[start++] = findex;		varray[start++] = lt->tri[0];
varray[start++] = findex + 1;		varray[start++] = lt->tri[1];
varray[start++] = findex + 2;		varray[start++] = lt->tri[2];

if (f->v4) {
/* v3 v4 v1 */
varray[start++] = findex + 2;
varray[start++] = findex + 3;
varray[start++] = findex;

gpumat->counter += 6;
findex += 4;
}
else {
gpumat->counter += 3;		gpumat->counter += 3;
findex += 3;		findex += 3;
}		}
}		}
}

static void cdDM_buffer_copy_vertex(		static void cdDM_buffer_copy_vertex(
DerivedMesh dm, float varray)		DerivedMesh dm, float varray)
{		{
MVert *mvert;		const MVert *mvert;
MFace *f;		const MPoly *mpoly;
int i, j, start, totface;		const MLoop *mloop;

		int i, j, start, totpoly;

mvert = dm->getVertArray(dm);		mvert = dm->getVertArray(dm);
f = dm->getTessFaceArray(dm);		mpoly = dm->getPolyArray(dm);
		mloop = dm->getLoopArray(dm);
		totpoly = dm->getNumPolys(dm);

start = 0;		start = 0;
totface = dm->getNumTessFaces(dm);
for (i = 0; i < totface; i++, f++) {		for (i = 0; i < totpoly; i++, mpoly++) {
/* v1 v2 v3 */		for (j = 0; j < mpoly->totloop; j++) {
copy_v3_v3(&varray[start], mvert[f->v1].co);		copy_v3_v3(&varray[start], mvert[mloop[mpoly->loopstart + j].v].co);
copy_v3_v3(&varray[start + 3], mvert[f->v2].co);
copy_v3_v3(&varray[start + 6], mvert[f->v3].co);
start += 9;

if (f->v4) {
/* v4 */
copy_v3_v3(&varray[start], mvert[f->v4].co);
start += 3;		start += 3;
}		}
}		}

/* copy loose points */		/* copy loose points */
j = dm->drawObject->tot_triangle_point * 3;		j = dm->drawObject->tot_triangle_point * 3;
for (i = 0; i < dm->drawObject->totvert; i++) {		for (i = 0; i < dm->drawObject->totvert; i++) {
if (dm->drawObject->vert_points[i].point_index >= dm->drawObject->tot_triangle_point) {		if (dm->drawObject->vert_points[i].point_index >= dm->drawObject->tot_triangle_point) {
copy_v3_v3(&varray[j], mvert[i].co);		copy_v3_v3(&varray[j], mvert[i].co);
j += 3;		j += 3;
}		}
}		}
}		}

static void cdDM_buffer_copy_normal(		static void cdDM_buffer_copy_normal(
DerivedMesh dm, short varray)		DerivedMesh dm, short varray)
{		{
int i, totface;		int i, j, totpoly;
int start;		int start;

const float *nors = dm->getTessFaceDataArray(dm, CD_NORMAL);		const float **v_coords = NULL;
const short (*tlnors)[4][3] = dm->getTessFaceDataArray(dm, CD_TESSLOOPNORMAL);		BLI_array_staticdeclare(v_coords, BM_DEFAULT_NGON_STACK_SIZE);
MVert *mvert = dm->getVertArray(dm);
MFace *f = dm->getTessFaceArray(dm);		const float (*nors)[3] = dm->getPolyDataArray(dm, CD_NORMAL);
		const float (*lnors)[3] = dm->getLoopDataArray(dm, CD_NORMAL);

		const bool normal_loop_face = (nors \|\| lnors) != 0;

		const MVert *mvert;
		const MPoly *mpoly;
		const MLoop *mloop;

		short f_no_s[3];

		mvert = dm->getVertArray(dm);
		mpoly = dm->getPolyArray(dm);
		mloop = dm->getLoopArray(dm);
		totpoly = dm->getNumPolys(dm);

totface = dm->getNumTessFaces(dm);
start = 0;		start = 0;
for (i = 0; i < totface; i++, f++) {		for (i = 0; i < totpoly; i++, mpoly++) {
const int smoothnormal = (f->flag & ME_SMOOTH);		const bool smoothnormal = (mpoly->flag & ME_SMOOTH) != 0;

if (tlnors) {		/* if needed calculate the face normal now */
const short (*ln)[3] = tlnors[i];		if (!(normal_loop_face \|\| smoothnormal)) {
/* Copy loop normals */		/* calculate face normal */
copy_v3_v3_short(&varray[start], ln[0]);		float f_no[3];
copy_v3_v3_short(&varray[start + 4], ln[1]);
copy_v3_v3_short(&varray[start + 8], ln[2]);
start += 12;

if (f->v4) {		for (j = 0; j < mpoly->totloop; j++)
copy_v3_v3_short(&varray[start], ln[3]);		BLI_array_append(v_coords, mvert[mloop[mpoly->loopstart + j].v].co);
start += 4;		normal_poly_v3(f_no, (const float (*)[3]) v_coords, mpoly->totloop);

		normal_float_to_short_v3(f_no_s, f_no);
		BLI_array_empty(v_coords);
}		}

		for (j = 0; j < mpoly->totloop; j++) {
		if (lnors) {
		/* Copy loop normals */
		normal_float_to_short_v3(&varray[start], lnors[mpoly->loopstart + j]);
}		}
else if (smoothnormal) {		else if (smoothnormal) {
/* copy vertex normal */		/* copy vertex normal */
copy_v3_v3_short(&varray[start], mvert[f->v1].no);		copy_v3_v3_short(&varray[start], mvert[mloop[mpoly->loopstart + j].v].no);
copy_v3_v3_short(&varray[start + 4], mvert[f->v2].no);
copy_v3_v3_short(&varray[start + 8], mvert[f->v3].no);
start += 12;

if (f->v4) {
copy_v3_v3_short(&varray[start], mvert[f->v4].no);
start += 4;
}
}		}
else if (nors) {		else if (nors) {
/* copy cached face normal */		/* copy cached face normal */
short f_no_s[3];		short f_no_s[3];

normal_float_to_short_v3(f_no_s, &nors[i * 3]);		normal_float_to_short_v3(f_no_s, nors[i]);

copy_v3_v3_short(&varray[start], f_no_s);
copy_v3_v3_short(&varray[start + 4], f_no_s);
copy_v3_v3_short(&varray[start + 8], f_no_s);
start += 12;

if (f->v4) {
copy_v3_v3_short(&varray[start], f_no_s);		copy_v3_v3_short(&varray[start], f_no_s);
start += 4;
}
}		}
else {		else {
/* calculate face normal */
float f_no[3];
short f_no_s[3];

if (f->v4)
normal_quad_v3(f_no, mvert[f->v1].co, mvert[f->v2].co, mvert[f->v3].co, mvert[f->v4].co);
else
normal_tri_v3(f_no, mvert[f->v1].co, mvert[f->v2].co, mvert[f->v3].co);

normal_float_to_short_v3(f_no_s, f_no);

copy_v3_v3_short(&varray[start], f_no_s);
copy_v3_v3_short(&varray[start + 4], f_no_s);
copy_v3_v3_short(&varray[start + 8], f_no_s);
start += 12;

if (f->v4) {
copy_v3_v3_short(&varray[start], f_no_s);		copy_v3_v3_short(&varray[start], f_no_s);
start += 4;
}		}
		start += 4;
}		}
}		}

		BLI_array_free(v_coords);
}		}

static void cdDM_buffer_copy_uv(		static void cdDM_buffer_copy_uv(
DerivedMesh dm, float varray)		DerivedMesh dm, float varray)
{		{
		int i, j, totpoly;
int start;		int start;
int i, totface;

MTFace *mtface;		const MPoly *mpoly;
MFace *f;		const MLoopUV *mloopuv;

if (!(mtface = DM_get_tessface_data_layer(dm, CD_MTFACE)))		if ((mloopuv = DM_get_loop_data_layer(dm, CD_MLOOPUV)) == NULL) {
return;		return;
f = dm->getTessFaceArray(dm);		}

		mpoly = dm->getPolyArray(dm);
		totpoly = dm->getNumPolys(dm);

start = 0;		start = 0;
totface = dm->getNumTessFaces(dm);		for (i = 0; i < totpoly; i++, mpoly++) {
for (i = 0; i < totface; i++, f++) {		for (j = 0; j < mpoly->totloop; j++) {
/* v1 v2 v3 */		copy_v2_v2(&varray[start], mloopuv[mpoly->loopstart + j].uv);
copy_v2_v2(&varray[start], mtface[i].uv[0]);
copy_v2_v2(&varray[start + 2], mtface[i].uv[1]);
copy_v2_v2(&varray[start + 4], mtface[i].uv[2]);
start += 6;

if (f->v4) {
/* v4 */
copy_v2_v2(&varray[start], mtface[i].uv[3]);
start += 2;		start += 2;
}		}
}		}
}		}


static void cdDM_buffer_copy_uv_texpaint(		static void cdDM_buffer_copy_uv_texpaint(
DerivedMesh dm, float varray)		DerivedMesh dm, float varray)
{		{
		int i, j, totpoly;
int start;		int start;
int i, totface;
		const MPoly *mpoly;

int totmaterial = dm->totmat;		int totmaterial = dm->totmat;
MTFace **mtface_base;		const MLoopUV **uv_base;
MTFace *stencil_base;		const MLoopUV *uv_stencil_base;
int stencil;		int stencil;
MFace *mf;
		totpoly = dm->getNumPolys(dm);

/* should have been checked for before, reassert */		/* should have been checked for before, reassert */
BLI_assert(DM_get_tessface_data_layer(dm, CD_MTFACE));		BLI_assert(DM_get_loop_data_layer(dm, CD_MLOOPUV));
mf = dm->getTessFaceArray(dm);		uv_base = MEM_mallocN(totmaterial * sizeof(*uv_base), "texslots");
mtface_base = MEM_mallocN(totmaterial * sizeof(*mtface_base), "texslots");

for (i = 0; i < totmaterial; i++) {		for (i = 0; i < totmaterial; i++) {
mtface_base[i] = DM_paint_uvlayer_active_get(dm, i);		uv_base[i] = DM_paint_uvlayer_active_get_mloopuv(dm, i);
}		}

stencil = CustomData_get_stencil_layer(&dm->faceData, CD_MTFACE);		stencil = CustomData_get_stencil_layer(&dm->loopData, CD_MLOOPUV);
stencil_base = CustomData_get_layer_n(&dm->faceData, CD_MTFACE, stencil);		uv_stencil_base = CustomData_get_layer_n(&dm->loopData, CD_MLOOPUV, stencil);

totface = dm->getNumTessFaces(dm);		mpoly = dm->getPolyArray(dm);
start = 0;		start = 0;

for (i = 0; i < totface; i++, mf++) {		for (i = 0; i < totpoly; i++, mpoly++) {
int mat_i = mf->mat_nr;		int mat_i = mpoly->mat_nr;

/* v1 v2 v3 */		for (j = 0; j < mpoly->totloop; j++) {
copy_v2_v2(&varray[start], mtface_base[mat_i][i].uv[0]);		copy_v2_v2(&varray[start], uv_base[mat_i][mpoly->loopstart + j].uv);
copy_v2_v2(&varray[start + 2], stencil_base[i].uv[0]);		copy_v2_v2(&varray[start + 2], uv_stencil_base[mpoly->loopstart + j].uv);
copy_v2_v2(&varray[start + 4], mtface_base[mat_i][i].uv[1]);
copy_v2_v2(&varray[start + 6], stencil_base[i].uv[1]);
copy_v2_v2(&varray[start + 8], mtface_base[mat_i][i].uv[2]);
copy_v2_v2(&varray[start + 10], stencil_base[i].uv[2]);
start += 12;

if (mf->v4) {
/* v4 */
copy_v2_v2(&varray[start], mtface_base[mat_i][i].uv[3]);
copy_v2_v2(&varray[start + 2], stencil_base[i].uv[3]);
start += 4;		start += 4;
}		}
}		}

MEM_freeN(mtface_base);		MEM_freeN(uv_base);
}


static void copy_mcol_uc3(unsigned char v, const unsigned char col)
{
v[0] = col[3];
v[1] = col[2];
v[2] = col[1];
}		}

/* treat varray_ as an array of MCol, four MCol's per face */		/* treat varray_ as an array of MCol, four MCol's per face */
static void cdDM_buffer_copy_mcol(		static void cdDM_buffer_copy_mcol(
DerivedMesh dm, unsigned char varray,		DerivedMesh dm, unsigned char varray,
const void *user_data)		const void *user_data)
{		{
int i, totface, start;		int i, j, totpoly;
const unsigned char *mcol = user_data;		int start;
MFace *f = dm->getTessFaceArray(dm);
		const MLoopCol *mloopcol = user_data;
		const MPoly *mpoly = dm->getPolyArray(dm);

		totpoly = dm->getNumPolys(dm);

totface = dm->getNumTessFaces(dm);
start = 0;		start = 0;
for (i = 0; i < totface; i++, f++) {
/* v1 v2 v3 */		for (i = 0; i < totpoly; i++, mpoly++) {
copy_mcol_uc3(&varray[start], &mcol[i * 16]);		for (j = 0; j < mpoly->totloop; j++) {
copy_mcol_uc3(&varray[start + 3], &mcol[i * 16 + 4]);		copy_v3_v3_char((char *)&varray[start], &mloopcol[mpoly->loopstart + j].r);
copy_mcol_uc3(&varray[start + 6], &mcol[i * 16 + 8]);
start += 9;

if (f->v4) {
/* v3 v4 v1 */
copy_mcol_uc3(&varray[start], &mcol[i * 16 + 12]);
start += 3;		start += 3;
}		}
}		}
}		}

static void cdDM_buffer_copy_edge(		static void cdDM_buffer_copy_edge(
DerivedMesh dm, unsigned int varray)		DerivedMesh dm, unsigned int varray)
{		{
▲ Show 20 Lines • Show All 52 Lines • ▼ Show 20 Lines	static void cdDM_buffer_copy_edge(
dm->drawObject->tot_loose_edge_drawn = tot_loose;		dm->drawObject->tot_loose_edge_drawn = tot_loose;
dm->drawObject->loose_edge_offset = tot + tot_hidden;		dm->drawObject->loose_edge_offset = tot + tot_hidden;
dm->drawObject->tot_edge_drawn = tot;		dm->drawObject->tot_edge_drawn = tot;
}		}

static void cdDM_buffer_copy_uvedge(		static void cdDM_buffer_copy_uvedge(
DerivedMesh dm, float varray)		DerivedMesh dm, float varray)
{		{
MTFace *tf = DM_get_tessface_data_layer(dm, CD_MTFACE);		int i, j, totpoly;
int i, j = 0;		int start;
		const MLoopUV *mloopuv;
		const MPoly *mpoly = dm->getPolyArray(dm);

if (!tf)		if ((mloopuv = DM_get_loop_data_layer(dm, CD_MLOOPUV)) == NULL) {
return;		return;

for (i = 0; i < dm->numTessFaceData; i++, tf++) {
MFace mf;
dm->getTessFace(dm, i, &mf);

copy_v2_v2(&varray[j], tf->uv[0]);
copy_v2_v2(&varray[j + 2], tf->uv[1]);

copy_v2_v2(&varray[j + 4], tf->uv[1]);
copy_v2_v2(&varray[j + 6], tf->uv[2]);

if (!mf.v4) {
copy_v2_v2(&varray[j + 8], tf->uv[2]);
copy_v2_v2(&varray[j + 10], tf->uv[0]);
j += 12;
}		}
else {
copy_v2_v2(&varray[j + 8], tf->uv[2]);
copy_v2_v2(&varray[j + 10], tf->uv[3]);

copy_v2_v2(&varray[j + 12], tf->uv[3]);		totpoly = dm->getNumPolys(dm);
copy_v2_v2(&varray[j + 14], tf->uv[0]);		start = 0;
j += 16;
		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(		static void cdDM_copy_gpu_data(
DerivedMesh dm, int type, void varray_p,		DerivedMesh dm, int type, void varray_p,
const int mat_orig_to_new, const void user_data)		const int mat_orig_to_new, const void user_data)
{		{
▲ Show 20 Lines • Show All 59 Lines • ▼ Show 20 Lines	static void cdDM_drawobject_add_vert_point(GPUDrawObject *gdo, int vert_index, int point_index)
lnk = &gdo->vert_points[vert_index];		lnk = &gdo->vert_points[vert_index];
if (lnk->point_index == -1) {		if (lnk->point_index == -1) {
lnk->point_index = point_index;		lnk->point_index = point_index;
}		}
}		}

#endif /* USE_GPU_POINT_LINK */		#endif /* USE_GPU_POINT_LINK */

static int tri_indices[2][3] = {{0, 1, 2}, {2, 3, 0}};

/* update the vert_points and triangle_to_mface fields with a new
* triangle */
static void cdDM_drawobject_add_triangle(GPUDrawObject *gdo,
int v1, int v2, int v3, bool quad, int loopindex)
{
int i, v[3] = {v1, v2, v3};
int *tri_i = quad ? tri_indices[1] : tri_indices[0];
for (i = 0; i < 3; i++)
cdDM_drawobject_add_vert_point(gdo, v[i], loopindex + tri_i[i]);
}

/* for each vertex, build a list of points related to it; these lists		/* for each vertex, build a list of points related to it; these lists
* are stored in an array sized to the number of vertices */		* are stored in an array sized to the number of vertices */
static void cdDM_drawobject_init_vert_points(GPUDrawObject gdo, MFace f, int totface, int totmat)		static void cdDM_drawobject_init_vert_points(
		GPUDrawObject *gdo,
		const MPoly mpoly, const MLoop mloop,
		int tot_poly,
		int totmat)
{		{
GPUBufferMaterial *mat;		GPUBufferMaterial *mat;
int i, *mat_orig_to_new;		int i, *mat_orig_to_new;
int tot_loops = 0;		int tot_loops = 0;

mat_orig_to_new = MEM_callocN(sizeof(mat_orig_to_new) totmat,		mat_orig_to_new = MEM_callocN(sizeof(mat_orig_to_new) totmat,
"GPUDrawObject.mat_orig_to_new");		"GPUDrawObject.mat_orig_to_new");
/* allocate the array and space for links */		/* allocate the array and space for links */
Show All 15 Lines	#endif
/* -1 indicates the link is not yet used */		/* -1 indicates the link is not yet used */
for (i = 0; i < gdo->totvert; i++) {		for (i = 0; i < gdo->totvert; i++) {
#ifdef USE_GPU_POINT_LINK		#ifdef USE_GPU_POINT_LINK
gdo->vert_points[i].link = NULL;		gdo->vert_points[i].link = NULL;
#endif		#endif
gdo->vert_points[i].point_index = -1;		gdo->vert_points[i].point_index = -1;
}		}

for (i = 0; i < totface; i++, f++) {		for (i = 0; i < tot_poly; i++) {
mat = &gdo->materials[mat_orig_to_new[f->mat_nr]];		int j;
		const MPoly *mp = &mpoly[i];
		mat = &gdo->materials[mat_orig_to_new[mp->mat_nr]];

mat->polys[mat->counter++] = i;		mat->polys[mat->counter++] = i;

/* add triangle */		/* assign unique indices to vertices of the mesh */
cdDM_drawobject_add_triangle(gdo, f->v1, f->v2, f->v3, false, tot_loops);		for (j = 0; j < mp->totloop; j++) {
mat->totelements += 3;		cdDM_drawobject_add_vert_point(gdo, mloop[mp->loopstart + j].v, tot_loops + j);

/* add second triangle for quads */
if (f->v4) {
cdDM_drawobject_add_triangle(gdo, f->v3, f->v4, f->v1, true, tot_loops);
mat->totelements += 3;
tot_loops += 4;
}
else {
tot_loops += 3;
}		}
		tot_loops += mp->totloop;
}		}

/* map any unused vertices to loose points */		/* map any unused vertices to loose points */
for (i = 0; i < gdo->totvert; i++) {		for (i = 0; i < gdo->totvert; i++) {
if (gdo->vert_points[i].point_index == -1) {		if (gdo->vert_points[i].point_index == -1) {
gdo->vert_points[i].point_index = gdo->tot_triangle_point + gdo->tot_loose_point;		gdo->vert_points[i].point_index = gdo->tot_triangle_point + gdo->tot_loose_point;
gdo->tot_loose_point++;		gdo->tot_loose_point++;
}		}
}		}

MEM_freeN(mat_orig_to_new);		MEM_freeN(mat_orig_to_new);
}		}

typedef struct {		typedef struct {
int elements;		int elements;
int loops;		int loops;
int polys;		int polys;
} GPUMaterialInfo;		} GPUMaterialInfo;

/* see GPUDrawObject's structure definition for a description of the		/* see GPUDrawObject's structure definition for a description of the
* data being initialized here */		* data being initialized here */
static GPUDrawObject cdDM_GPUobject_new(DerivedMesh dm)		static GPUDrawObject cdDM_GPUobject_new(DerivedMesh dm)
{		{
GPUDrawObject *gdo;		GPUDrawObject *gdo;
MFace *mface;		const MPoly *mpoly;
		const MLoop *mloop;
int totmat = dm->totmat;		int totmat = dm->totmat;
GPUMaterialInfo *mat_info;		GPUMaterialInfo *mat_info;
int i, curmat, totelements, totface, totloops;		int i, curmat, totelements, totloops, totpolys;

/* object contains at least one material (default included) so zero means uninitialized dm */		/* object contains at least one material (default included) so zero means uninitialized dm */
BLI_assert(totmat != 0);		BLI_assert(totmat != 0);

mface = dm->getTessFaceArray(dm);		mpoly = dm->getPolyArray(dm);
totface = dm->getNumTessFaces(dm);		mloop = dm->getLoopArray(dm);

		totpolys = dm->getNumPolys(dm);

/* get the number of points used by each material, treating		/* get the number of points used by each material, treating
* each quad as two triangles */		* each quad as two triangles */
mat_info = MEM_callocN(sizeof(mat_info) totmat, "GPU_drawobject_new.mat_orig_to_new");		mat_info = MEM_callocN(sizeof(mat_info) totmat, "GPU_drawobject_new.mat_orig_to_new");
for (i = 0; i < totface; i++) {
mat_info[mface[i].mat_nr].polys++;		/* NOTE: could loop polys instead (faster) */
if (mface[i].v4) {		for (i = 0; i < totpolys; i++) {
mat_info[mface[i].mat_nr].elements += 6;		const int mat_nr = mpoly[i].mat_nr;
mat_info[mface[i].mat_nr].loops += 4;		mat_info[mat_nr].polys++;
}		mat_info[mat_nr].elements += 3 * (mpoly[i].totloop - 2);
else {		mat_info[mat_nr].loops += mpoly[i].totloop;
mat_info[mface[i].mat_nr].elements += 3;
mat_info[mface[i].mat_nr].loops += 3;
}
}		}
/* create the GPUDrawObject */		/* create the GPUDrawObject */
gdo = MEM_callocN(sizeof(GPUDrawObject), "GPUDrawObject");		gdo = MEM_callocN(sizeof(GPUDrawObject), "GPUDrawObject");
gdo->totvert = dm->getNumVerts(dm);		gdo->totvert = dm->getNumVerts(dm);
gdo->totedge = dm->getNumEdges(dm);		gdo->totedge = dm->getNumEdges(dm);

/* count the number of materials used by this DerivedMesh */		/* count the number of materials used by this DerivedMesh */
for (i = 0; i < totmat; i++) {		for (i = 0; i < totmat; i++) {
if (mat_info[i].elements > 0)		if (mat_info[i].elements > 0)
gdo->totmaterial++;		gdo->totmaterial++;
}		}

/* allocate an array of materials used by this DerivedMesh */		/* allocate an array of materials used by this DerivedMesh */
gdo->materials = MEM_mallocN(sizeof(GPUBufferMaterial) * gdo->totmaterial,		gdo->materials = MEM_mallocN(sizeof(GPUBufferMaterial) * gdo->totmaterial,
"GPUDrawObject.materials");		"GPUDrawObject.materials");

/* initialize the materials array */		/* initialize the materials array */
for (i = 0, curmat = 0, totelements = 0, totloops = 0; i < totmat; i++) {		for (i = 0, curmat = 0, totelements = 0, totloops = 0; i < totmat; i++) {
if (mat_info[i].elements > 0) {		if (mat_info[i].elements > 0) {
gdo->materials[curmat].start = totelements;		gdo->materials[curmat].start = totelements;
/* can set it to points now but used in cdDM_drawobject_init_vert_points as counter */		/* can set it to points now but used in cdDM_drawobject_init_vert_points as counter */
gdo->materials[curmat].totelements = 0;		gdo->materials[curmat].totelements = mat_info[i].elements;
gdo->materials[curmat].totloops = mat_info[i].loops;		gdo->materials[curmat].totloops = mat_info[i].loops;
gdo->materials[curmat].mat_nr = i;		gdo->materials[curmat].mat_nr = i;
gdo->materials[curmat].totpolys = mat_info[i].polys;		gdo->materials[curmat].totpolys = mat_info[i].polys;
gdo->materials[curmat].polys = MEM_mallocN(sizeof(int) * mat_info[i].polys, "GPUBufferMaterial.polys");		gdo->materials[curmat].polys = MEM_mallocN(sizeof(int) * mat_info[i].polys, "GPUBufferMaterial.polys");

totelements += mat_info[i].elements;		totelements += mat_info[i].elements;
totloops += mat_info[i].loops;		totloops += mat_info[i].loops;
curmat++;		curmat++;
}		}
}		}

gdo->tot_loop_verts = totloops;		gdo->tot_loop_verts = totloops;

/* store total number of points used for triangles */		/* store total number of points used for triangles */
gdo->tot_triangle_point = totelements;		gdo->tot_triangle_point = totelements;

cdDM_drawobject_init_vert_points(gdo, mface, totface, totmat);		cdDM_drawobject_init_vert_points(gdo, mpoly, mloop, totpolys, totmat);
MEM_freeN(mat_info);		MEM_freeN(mat_info);

return gdo;		return gdo;
}		}

static void cdDM_foreachMappedVert(		static void cdDM_foreachMappedVert(
DerivedMesh *dm,		DerivedMesh *dm,
void (func)(void userData, int index, const float co[3], const float no_f[3], const short no_s[3]),		void (func)(void userData, int index, const float co[3], const float no_f[3], const short no_s[3]),
▲ Show 20 Lines • Show All 128 Lines • ▼ Show 20 Lines	void CDDM_recalc_tessellation_ex(DerivedMesh *dm, const bool do_face_nor_cpy)
CustomData_bmesh_update_active_layers(&dm->faceData, &dm->polyData, &dm->loopData);		CustomData_bmesh_update_active_layers(&dm->faceData, &dm->polyData, &dm->loopData);
}		}

void CDDM_recalc_tessellation(DerivedMesh *dm)		void CDDM_recalc_tessellation(DerivedMesh *dm)
{		{
CDDM_recalc_tessellation_ex(dm, true);		CDDM_recalc_tessellation_ex(dm, true);
}		}

		void CDDM_recalc_looptri(DerivedMesh *dm)
		{
		CDDerivedMesh cddm = (CDDerivedMesh )dm;
		const unsigned int totpoly = dm->numPolyData;
		const unsigned int totloop = dm->numLoopData;

		DM_ensure_looptri_data(dm);

		BKE_mesh_recalc_looptri(
		cddm->mloop, cddm->mpoly,
		cddm->mvert,
		totloop, totpoly,
		cddm->dm.looptris.array);
		}

		static const MLoopTri cdDM_getLoopTriArray(DerivedMesh dm)
		{
		if (dm->looptris.array) {
		BLI_assert(poly_to_tri_count(dm->numPolyData, dm->numLoopData) == dm->looptris.num);
		}
		else {
		dm->recalcLoopTri(dm);

		/* ccdm is an exception here, that recalcLoopTri will fill in the array too */
		}
		return dm->looptris.array;
		}

static void cdDM_free_internal(CDDerivedMesh *cddm)		static void cdDM_free_internal(CDDerivedMesh *cddm)
{		{
if (cddm->pmap) MEM_freeN(cddm->pmap);		if (cddm->pmap) MEM_freeN(cddm->pmap);
if (cddm->pmap_mem) MEM_freeN(cddm->pmap_mem);		if (cddm->pmap_mem) MEM_freeN(cddm->pmap_mem);
}		}

static void cdDM_release(DerivedMesh *dm)		static void cdDM_release(DerivedMesh *dm)
{		{
Show All 34 Lines	static CDDerivedMesh cdDM_create(const char desc)

dm->getVertData = DM_get_vert_data;		dm->getVertData = DM_get_vert_data;
dm->getEdgeData = DM_get_edge_data;		dm->getEdgeData = DM_get_edge_data;
dm->getTessFaceData = DM_get_tessface_data;		dm->getTessFaceData = DM_get_tessface_data;
dm->getVertDataArray = DM_get_vert_data_layer;		dm->getVertDataArray = DM_get_vert_data_layer;
dm->getEdgeDataArray = DM_get_edge_data_layer;		dm->getEdgeDataArray = DM_get_edge_data_layer;
dm->getTessFaceDataArray = DM_get_tessface_data_layer;		dm->getTessFaceDataArray = DM_get_tessface_data_layer;

		dm->getLoopTriArray = cdDM_getLoopTriArray;

dm->calcNormals = CDDM_calc_normals;		dm->calcNormals = CDDM_calc_normals;
dm->calcLoopNormals = CDDM_calc_loop_normals;		dm->calcLoopNormals = CDDM_calc_loop_normals;
dm->calcLoopNormalsSpaceArray = CDDM_calc_loop_normals_spacearr;		dm->calcLoopNormalsSpaceArray = CDDM_calc_loop_normals_spacearr;
dm->recalcTessellation = CDDM_recalc_tessellation;		dm->recalcTessellation = CDDM_recalc_tessellation;
		dm->recalcLoopTri = CDDM_recalc_looptri;

dm->getVertCos = cdDM_getVertCos;		dm->getVertCos = cdDM_getVertCos;
dm->getVertCo = cdDM_getVertCo;		dm->getVertCo = cdDM_getVertCo;
dm->getVertNo = cdDM_getVertNo;		dm->getVertNo = cdDM_getVertNo;

dm->getPBVH = cdDM_getPBVH;		dm->getPBVH = cdDM_getPBVH;
dm->getPolyMap = cdDM_getPolyMap;		dm->getPolyMap = cdDM_getPolyMap;

▲ Show 20 Lines • Show All 545 Lines • ▼ Show 20 Lines	if (dm->numTessFaceData == 0) {
CDDM_recalc_tessellation_ex(dm, false);		CDDM_recalc_tessellation_ex(dm, false);
}		}
else {		else {
/* A tessellation already exists, it should always have a CD_ORIGINDEX */		/* A tessellation already exists, it should always have a CD_ORIGINDEX */
BLI_assert(CustomData_has_layer(&dm->faceData, CD_ORIGINDEX));		BLI_assert(CustomData_has_layer(&dm->faceData, CD_ORIGINDEX));
CustomData_free_layers(&dm->faceData, CD_NORMAL, dm->numTessFaceData);		CustomData_free_layers(&dm->faceData, CD_NORMAL, dm->numTessFaceData);
}		}

face_nors = MEM_mallocN(sizeof(face_nors) dm->numTessFaceData, "face_nors");		face_nors = MEM_mallocN(sizeof(face_nors) dm->numPolyData, "face_nors");

/* calculate face normals */		/* calculate face normals */
BKE_mesh_calc_normals_mapping_ex(		BKE_mesh_calc_normals_poly(
cddm->mvert, dm->numVertData, CDDM_get_loops(dm), CDDM_get_polys(dm),		cddm->mvert, dm->numVertData, CDDM_get_loops(dm), CDDM_get_polys(dm),
dm->numLoopData, dm->numPolyData, NULL, cddm->mface, dm->numTessFaceData,		dm->numLoopData, dm->numPolyData, face_nors,
CustomData_get_layer(&dm->faceData, CD_ORIGINDEX), face_nors,
only_face_normals);		only_face_normals);

CustomData_add_layer(&dm->faceData, CD_NORMAL, CD_ASSIGN, face_nors, dm->numTessFaceData);		CustomData_add_layer(&dm->polyData, CD_NORMAL, CD_ASSIGN, face_nors, dm->numPolyData);

cddm->dm.dirty &= ~DM_DIRTY_NORMALS;		cddm->dm.dirty &= ~DM_DIRTY_NORMALS;
}		}

void CDDM_calc_normals_mapping(DerivedMesh *dm)		void CDDM_calc_normals_mapping(DerivedMesh *dm)
{		{
/* use this to skip calculating normals on original vert's, this may need to be changed */		/* use this to skip calculating normals on original vert's, this may need to be changed */
const bool only_face_normals = CustomData_is_referenced_layer(&dm->vertData, CD_MVERT);		const bool only_face_normals = CustomData_is_referenced_layer(&dm->vertData, CD_MVERT);
▲ Show 20 Lines • Show All 1,000 Lines • Show Last 20 Lines