-#include "quakedef.h"
-#include "cl_collision.h"
-#include "r_shadow.h"
-
-typedef struct
-{
- float m[3][4];
-} zymbonematrix;
-
-// LordHavoc: vertex arrays
-int aliasvertmax = 0;
-void *aliasvertarrays = NULL;
-float *aliasvertcolor4fbuf = NULL;
-float *aliasvertcolor4f = NULL; // this may point at aliasvertcolorbuf or at vertex arrays in the mesh backend
-float *aliasvert_vertex3f = NULL;
-float *aliasvert_svector3f = NULL;
-float *aliasvert_tvector3f = NULL;
-float *aliasvert_normal3f = NULL;
-
-float *aliasvertcolor2_4f = NULL;
-int *aliasvertusage;
-zymbonematrix *zymbonepose;
-
-mempool_t *gl_models_mempool;
-
-#define expandaliasvert(newmax) if ((newmax) > aliasvertmax) gl_models_allocarrays(newmax)
-
-void gl_models_allocarrays(int newmax)
-{
- qbyte *data;
- aliasvertmax = newmax;
- if (aliasvertarrays != NULL)
- Mem_Free(aliasvertarrays);
- aliasvertarrays = Mem_Alloc(gl_models_mempool, aliasvertmax * (sizeof(float[4+4+3+3+3+3]) + sizeof(int[3])));
- data = aliasvertarrays;
- aliasvertcolor4f = aliasvertcolor4fbuf = (void *)data;data += aliasvertmax * sizeof(float[4]);
- aliasvertcolor2_4f = (void *)data;data += aliasvertmax * sizeof(float[4]); // used temporarily for tinted coloring
- aliasvert_vertex3f = (void *)data;data += aliasvertmax * sizeof(float[3]);
- aliasvert_svector3f = (void *)data;data += aliasvertmax * sizeof(float[3]);
- aliasvert_tvector3f = (void *)data;data += aliasvertmax * sizeof(float[3]);
- aliasvert_normal3f = (void *)data;data += aliasvertmax * sizeof(float[3]);
- aliasvertusage = (void *)data;data += aliasvertmax * sizeof(int[3]);
-}
-
-void gl_models_freearrays(void)
-{
- aliasvertmax = 0;
- if (aliasvertarrays != NULL)
- Mem_Free(aliasvertarrays);
- aliasvertarrays = NULL;
- aliasvertcolor4f = aliasvertcolor4fbuf = NULL;
- aliasvertcolor2_4f = NULL;
- aliasvert_vertex3f = NULL;
- aliasvert_svector3f = NULL;
- aliasvert_tvector3f = NULL;
- aliasvert_normal3f = NULL;
- aliasvertusage = NULL;
-}
-
-void gl_models_start(void)
-{
- // allocate vertex processing arrays
- gl_models_mempool = Mem_AllocPool("GL_Models");
- zymbonepose = Mem_Alloc(gl_models_mempool, sizeof(zymbonematrix[256]));
- gl_models_allocarrays(4096);
-}
-
-void gl_models_shutdown(void)
-{
- gl_models_freearrays();
- Mem_FreePool(&gl_models_mempool);
-}
-
-void gl_models_newmap(void)
-{
-}
-
-void GL_Models_Init(void)
-{
- R_RegisterModule("GL_Models", gl_models_start, gl_models_shutdown, gl_models_newmap);
-}
-
-#define MODELARRAY_VERTEX 0
-#define MODELARRAY_SVECTOR 1
-#define MODELARRAY_TVECTOR 2
-#define MODELARRAY_NORMAL 3
-
-void R_Model_Alias_GetMesh_Array3f(const entity_render_t *ent, const aliasmesh_t *mesh, int whicharray, float *out3f)
-{
- int i, vertcount;
- float lerp1, lerp2, lerp3, lerp4;
- const float *vertsbase, *verts1, *verts2, *verts3, *verts4;
-
- switch(whicharray)
- {
- case MODELARRAY_VERTEX:vertsbase = mesh->data_aliasvertex3f;break;
- case MODELARRAY_SVECTOR:vertsbase = mesh->data_aliassvector3f;break;
- case MODELARRAY_TVECTOR:vertsbase = mesh->data_aliastvector3f;break;
- case MODELARRAY_NORMAL:vertsbase = mesh->data_aliasnormal3f;break;
- default:
- Host_Error("R_Model_Alias_GetBlendedArray: unknown whicharray %i\n", whicharray);
- return;
- }
-
- vertcount = mesh->num_vertices;
- verts1 = vertsbase + ent->frameblend[0].frame * vertcount * 3;
- lerp1 = ent->frameblend[0].lerp;
- if (ent->frameblend[1].lerp)
- {
- verts2 = vertsbase + ent->frameblend[1].frame * vertcount * 3;
- lerp2 = ent->frameblend[1].lerp;
- if (ent->frameblend[2].lerp)
- {
- verts3 = vertsbase + ent->frameblend[2].frame * vertcount * 3;
- lerp3 = ent->frameblend[2].lerp;
- if (ent->frameblend[3].lerp)
- {
- verts4 = vertsbase + ent->frameblend[3].frame * vertcount * 3;
- lerp4 = ent->frameblend[3].lerp;
- for (i = 0;i < vertcount * 3;i++)
- VectorMAMAMAM(lerp1, verts1 + i, lerp2, verts2 + i, lerp3, verts3 + i, lerp4, verts4 + i, out3f + i);
- }
- else
- for (i = 0;i < vertcount * 3;i++)
- VectorMAMAM(lerp1, verts1 + i, lerp2, verts2 + i, lerp3, verts3 + i, out3f + i);
- }
- else
- for (i = 0;i < vertcount * 3;i++)
- VectorMAM(lerp1, verts1 + i, lerp2, verts2 + i, out3f + i);
- }
- else
- memcpy(out3f, verts1, vertcount * sizeof(float[3]));
-}
-
-aliaslayer_t r_aliasnoskinlayers[2] = {{ALIASLAYER_DIFFUSE, NULL, NULL}, {ALIASLAYER_FOG | ALIASLAYER_FORCEDRAW_IF_FIRSTPASS, NULL, NULL}};
-aliasskin_t r_aliasnoskin = {0, 2, r_aliasnoskinlayers};
-aliasskin_t *R_FetchAliasSkin(const entity_render_t *ent, const aliasmesh_t *mesh)
-{
- model_t *model = ent->model;
- if (model->numskins)
- {
- int s = ent->skinnum;
- if ((unsigned int)s >= (unsigned int)model->numskins)
- s = 0;
- if (model->skinscenes[s].framecount > 1)
- s = model->skinscenes[s].firstframe + (int) (cl.time * model->skinscenes[s].framerate) % model->skinscenes[s].framecount;
- else
- s = model->skinscenes[s].firstframe;
- if (s >= mesh->num_skins)
- s = 0;
- return mesh->data_skins + s;
- }
- else
- {
- r_aliasnoskinlayers[0].texture = r_notexture;
- return &r_aliasnoskin;
- }
-}
-
-void R_DrawAliasModelCallback (const void *calldata1, int calldata2)
-{
- int c, fullbright, layernum, firstpass;
- float tint[3], fog, ifog, colorscale, ambientcolor4f[4], diffusecolor[3], diffusenormal[3];
- vec3_t diff;
- qbyte *bcolor;
- rmeshstate_t m;
- const entity_render_t *ent = calldata1;
- aliasmesh_t *mesh = ent->model->alias.aliasdata_meshes + calldata2;
- aliaslayer_t *layer;
- aliasskin_t *skin;
-
- R_Mesh_Matrix(&ent->matrix);
-
- fog = 0;
- if (fogenabled)
- {
- VectorSubtract(ent->origin, r_vieworigin, diff);
- fog = DotProduct(diff,diff);
- if (fog < 0.01f)
- fog = 0.01f;
- fog = exp(fogdensity/fog);
- if (fog > 1)
- fog = 1;
- if (fog < 0.01f)
- fog = 0;
- // fog method: darken, additive fog
- // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
- // 2. render fog as additive
- }
- ifog = 1 - fog;
-
- firstpass = true;
- skin = R_FetchAliasSkin(ent, mesh);
- for (layernum = 0, layer = skin->data_layers;layernum < skin->num_layers;layernum++, layer++)
- {
- if (!(layer->flags & ALIASLAYER_FORCEDRAW_IF_FIRSTPASS) || !firstpass)
- {
- if (((layer->flags & ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED) && ent->colormap < 0)
- || ((layer->flags & ALIASLAYER_NODRAW_IF_COLORMAPPED) && ent->colormap >= 0)
- || ((layer->flags & ALIASLAYER_FOG) && !fogenabled)
- || (layer->flags & ALIASLAYER_SPECULAR)
- || ((layer->flags & ALIASLAYER_DIFFUSE) && (r_shadow_realtime_world.integer && r_shadow_realtime_world_lightmaps.value <= 0 && r_ambient.integer <= 0 && r_fullbright.integer == 0 && !(ent->effects & EF_FULLBRIGHT))))
- continue;
- }
- if (!firstpass || (ent->effects & EF_ADDITIVE))
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- }
- else if ((skin->flags & ALIASSKIN_TRANSPARENT) || ent->alpha != 1.0)
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- GL_DepthMask(false);
- }
- else
- {
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(true);
- }
- GL_DepthTest(true);
- firstpass = false;
- expandaliasvert(mesh->num_vertices);
- colorscale = 1.0f;
-
- memset(&m, 0, sizeof(m));
- if (layer->texture != NULL)
- {
- m.tex[0] = R_GetTexture(layer->texture);
- m.pointer_texcoord[0] = mesh->data_texcoord2f;
- if (gl_combine.integer && layer->flags & (ALIASLAYER_DIFFUSE | ALIASLAYER_SPECULAR))
- {
- colorscale *= 0.25f;
- m.texrgbscale[0] = 4;
- }
- }
- m.pointer_vertex = varray_vertex3f;
- R_Mesh_State(&m);
-
- c_alias_polys += mesh->num_triangles;
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_VERTEX, varray_vertex3f);
- if (layer->flags & ALIASLAYER_FOG)
- {
- colorscale *= fog;
- GL_ColorPointer(NULL);
- GL_Color(fogcolor[0] * colorscale, fogcolor[1] * colorscale, fogcolor[2] * colorscale, ent->alpha);
- }
- else
- {
- fullbright = !(layer->flags & ALIASLAYER_DIFFUSE) || r_fullbright.integer || (ent->effects & EF_FULLBRIGHT);
- if (layer->flags & (ALIASLAYER_COLORMAP_PANTS | ALIASLAYER_COLORMAP_SHIRT))
- {
- // 128-224 are backwards ranges
- if (layer->flags & ALIASLAYER_COLORMAP_PANTS)
- c = (ent->colormap & 0xF) << 4;
- else //if (layer->flags & ALIASLAYER_COLORMAP_SHIRT)
- c = (ent->colormap & 0xF0);
- c += (c >= 128 && c < 224) ? 4 : 12;
- bcolor = (qbyte *) (&palette_complete[c]);
- fullbright = fullbright || c >= 224;
- VectorScale(bcolor, (1.0f / 255.0f), tint);
- }
- else
- tint[0] = tint[1] = tint[2] = 1;
- if (r_shadow_realtime_world.integer && !fullbright)
- VectorScale(tint, r_shadow_realtime_world_lightmaps.value, tint);
- colorscale *= ifog;
- if (fullbright)
- {
- GL_ColorPointer(NULL);
- GL_Color(tint[0] * colorscale, tint[1] * colorscale, tint[2] * colorscale, ent->alpha);
- }
- else
- {
- if (R_LightModel(ambientcolor4f, diffusecolor, diffusenormal, ent, tint[0] * colorscale, tint[1] * colorscale, tint[2] * colorscale, ent->alpha, false))
- {
- GL_ColorPointer(varray_color4f);
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_NORMAL, varray_normal3f);
- R_LightModel_CalcVertexColors(ambientcolor4f, diffusecolor, diffusenormal, mesh->num_vertices, varray_vertex3f, varray_normal3f, varray_color4f);
- }
- else
- {
- GL_ColorPointer(NULL);
- GL_Color(ambientcolor4f[0], ambientcolor4f[1], ambientcolor4f[2], ambientcolor4f[3]);
- }
- }
- }
- R_Mesh_Draw(mesh->num_vertices, mesh->num_triangles, mesh->data_element3i);
- }
-}
-
-void R_Model_Alias_Draw(entity_render_t *ent)
-{
- int meshnum;
- aliasmesh_t *mesh;
- if (ent->alpha < (1.0f / 64.0f))
- return; // basically completely transparent
-
- c_models++;
-
- for (meshnum = 0, mesh = ent->model->alias.aliasdata_meshes;meshnum < ent->model->alias.aliasnum_meshes;meshnum++, mesh++)
- {
- if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_FetchAliasSkin(ent, mesh)->flags & ALIASSKIN_TRANSPARENT)
- R_MeshQueue_AddTransparent(ent->origin, R_DrawAliasModelCallback, ent, meshnum);
- else
- R_DrawAliasModelCallback(ent, meshnum);
- }
-}
-
-void R_Model_Alias_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
-{
- int meshnum;
- aliasmesh_t *mesh;
- aliasskin_t *skin;
- float projectdistance;
- if (ent->effects & EF_ADDITIVE || ent->alpha < 1)
- return;
- projectdistance = lightradius + ent->model->radius;// - sqrt(DotProduct(relativelightorigin, relativelightorigin));
- if (projectdistance > 0.1)
- {
- R_Mesh_Matrix(&ent->matrix);
- for (meshnum = 0, mesh = ent->model->alias.aliasdata_meshes;meshnum < ent->model->alias.aliasnum_meshes;meshnum++, mesh++)
- {
- skin = R_FetchAliasSkin(ent, mesh);
- if (skin->flags & ALIASSKIN_TRANSPARENT)
- continue;
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_VERTEX, varray_vertex3f);
- R_Shadow_VolumeFromSphere(mesh->num_vertices, mesh->num_triangles, varray_vertex3f, mesh->data_element3i, mesh->data_neighbor3i, relativelightorigin, projectdistance, lightradius);
- }
- }
-}
-
-void R_Model_Alias_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltolight, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz, rtexture_t *lightcubemap)
-{
- int c, meshnum, layernum;
- float fog, ifog, lightcolor2[3];
- vec3_t diff;
- qbyte *bcolor;
- aliasmesh_t *mesh;
- aliaslayer_t *layer;
- aliasskin_t *skin;
-
- if (ent->effects & (EF_ADDITIVE | EF_FULLBRIGHT) || ent->alpha < 1)
- return;
-
- R_Mesh_Matrix(&ent->matrix);
-
- fog = 0;
- if (fogenabled)
- {
- VectorSubtract(ent->origin, r_vieworigin, diff);
- fog = DotProduct(diff,diff);
- if (fog < 0.01f)
- fog = 0.01f;
- fog = exp(fogdensity/fog);
- if (fog > 1)
- fog = 1;
- if (fog < 0.01f)
- fog = 0;
- // fog method: darken, additive fog
- // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
- // 2. render fog as additive
- }
- ifog = 1 - fog;
-
- for (meshnum = 0, mesh = ent->model->alias.aliasdata_meshes;meshnum < ent->model->alias.aliasnum_meshes;meshnum++, mesh++)
- {
- skin = R_FetchAliasSkin(ent, mesh);
- if (skin->flags & ALIASSKIN_TRANSPARENT)
- continue;
- expandaliasvert(mesh->num_vertices);
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_VERTEX, aliasvert_vertex3f);
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_SVECTOR, aliasvert_svector3f);
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_TVECTOR, aliasvert_tvector3f);
- R_Model_Alias_GetMesh_Array3f(ent, mesh, MODELARRAY_NORMAL, aliasvert_normal3f);
- for (layernum = 0, layer = skin->data_layers;layernum < skin->num_layers;layernum++, layer++)
- {
- if (!(layer->flags & (ALIASLAYER_DIFFUSE | ALIASLAYER_SPECULAR))
- || ((layer->flags & ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED) && ent->colormap < 0)
- || ((layer->flags & ALIASLAYER_NODRAW_IF_COLORMAPPED) && ent->colormap >= 0))
- continue;
- lightcolor2[0] = lightcolor[0] * ifog;
- lightcolor2[1] = lightcolor[1] * ifog;
- lightcolor2[2] = lightcolor[2] * ifog;
- if (layer->flags & ALIASLAYER_SPECULAR)
- {
- c_alias_polys += mesh->num_triangles;
- R_Shadow_SpecularLighting(mesh->num_vertices, mesh->num_triangles, mesh->data_element3i, aliasvert_vertex3f, aliasvert_svector3f, aliasvert_tvector3f, aliasvert_normal3f, mesh->data_texcoord2f, relativelightorigin, relativeeyeorigin, lightcolor2, matrix_modeltolight, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, layer->texture, layer->nmap, lightcubemap);
- }
- else if (layer->flags & ALIASLAYER_DIFFUSE)
- {
- if (layer->flags & ALIASLAYER_COLORMAP_PANTS)
- {
- // 128-224 are backwards ranges
- c = (ent->colormap & 0xF) << 4;c += (c >= 128 && c < 224) ? 4 : 12;
- // fullbright passes were already taken care of, so skip them in realtime lighting passes
- if (c >= 224)
- continue;
- bcolor = (qbyte *) (&palette_complete[c]);
- lightcolor2[0] *= bcolor[0] * (1.0f / 255.0f);
- lightcolor2[1] *= bcolor[1] * (1.0f / 255.0f);
- lightcolor2[2] *= bcolor[2] * (1.0f / 255.0f);
- }
- else if (layer->flags & ALIASLAYER_COLORMAP_SHIRT)
- {
- // 128-224 are backwards ranges
- c = (ent->colormap & 0xF0);c += (c >= 128 && c < 224) ? 4 : 12;
- // fullbright passes were already taken care of, so skip them in realtime lighting passes
- if (c >= 224)
- continue;
- bcolor = (qbyte *) (&palette_complete[c]);
- lightcolor2[0] *= bcolor[0] * (1.0f / 255.0f);
- lightcolor2[1] *= bcolor[1] * (1.0f / 255.0f);
- lightcolor2[2] *= bcolor[2] * (1.0f / 255.0f);
- }
- c_alias_polys += mesh->num_triangles;
- R_Shadow_DiffuseLighting(mesh->num_vertices, mesh->num_triangles, mesh->data_element3i, aliasvert_vertex3f, aliasvert_svector3f, aliasvert_tvector3f, aliasvert_normal3f, mesh->data_texcoord2f, relativelightorigin, lightcolor2, matrix_modeltolight, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, layer->texture, layer->nmap, lightcubemap);
- }
- }
- }
-}
-
-int ZymoticLerpBones(int count, const zymbonematrix *bonebase, const frameblend_t *blend, const zymbone_t *bone)
-{
- int i;
- float lerp1, lerp2, lerp3, lerp4;
- zymbonematrix *out, rootmatrix, m;
- const zymbonematrix *bone1, *bone2, *bone3, *bone4;
-
- rootmatrix.m[0][0] = 1;
- rootmatrix.m[0][1] = 0;
- rootmatrix.m[0][2] = 0;
- rootmatrix.m[0][3] = 0;
- rootmatrix.m[1][0] = 0;
- rootmatrix.m[1][1] = 1;
- rootmatrix.m[1][2] = 0;
- rootmatrix.m[1][3] = 0;
- rootmatrix.m[2][0] = 0;
- rootmatrix.m[2][1] = 0;
- rootmatrix.m[2][2] = 1;
- rootmatrix.m[2][3] = 0;
-
- bone1 = bonebase + blend[0].frame * count;
- lerp1 = blend[0].lerp;
- if (blend[1].lerp)
- {
- bone2 = bonebase + blend[1].frame * count;
- lerp2 = blend[1].lerp;
- if (blend[2].lerp)
- {
- bone3 = bonebase + blend[2].frame * count;
- lerp3 = blend[2].lerp;
- if (blend[3].lerp)
- {
- // 4 poses
- bone4 = bonebase + blend[3].frame * count;
- lerp4 = blend[3].lerp;
- for (i = 0, out = zymbonepose;i < count;i++, out++)
- {
- // interpolate matrices
- m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3 + bone4->m[0][0] * lerp4;
- m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3 + bone4->m[0][1] * lerp4;
- m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3 + bone4->m[0][2] * lerp4;
- m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3 + bone4->m[0][3] * lerp4;
- m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3 + bone4->m[1][0] * lerp4;
- m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3 + bone4->m[1][1] * lerp4;
- m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3 + bone4->m[1][2] * lerp4;
- m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3 + bone4->m[1][3] * lerp4;
- m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3 + bone4->m[2][0] * lerp4;
- m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3 + bone4->m[2][1] * lerp4;
- m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3 + bone4->m[2][2] * lerp4;
- m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3 + bone4->m[2][3] * lerp4;
- if (bone->parent >= 0)
- R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
- else
- R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
- bone1++;
- bone2++;
- bone3++;
- bone4++;
- bone++;
- }
- }
- else
- {
- // 3 poses
- for (i = 0, out = zymbonepose;i < count;i++, out++)
- {
- // interpolate matrices
- m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3;
- m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3;
- m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3;
- m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3;
- m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3;
- m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3;
- m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3;
- m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3;
- m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3;
- m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3;
- m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3;
- m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3;
- if (bone->parent >= 0)
- R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
- else
- R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
- bone1++;
- bone2++;
- bone3++;
- bone++;
- }
- }
- }
- else
- {
- // 2 poses
- for (i = 0, out = zymbonepose;i < count;i++, out++)
- {
- // interpolate matrices
- m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2;
- m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2;
- m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2;
- m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2;
- m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2;
- m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2;
- m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2;
- m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2;
- m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2;
- m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2;
- m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2;
- m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2;
- if (bone->parent >= 0)
- R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
- else
- R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
- bone1++;
- bone2++;
- bone++;
- }
- }
- }
- else
- {
- // 1 pose
- if (lerp1 != 1)
- {
- // lerp != 1.0
- for (i = 0, out = zymbonepose;i < count;i++, out++)
- {
- // interpolate matrices
- m.m[0][0] = bone1->m[0][0] * lerp1;
- m.m[0][1] = bone1->m[0][1] * lerp1;
- m.m[0][2] = bone1->m[0][2] * lerp1;
- m.m[0][3] = bone1->m[0][3] * lerp1;
- m.m[1][0] = bone1->m[1][0] * lerp1;
- m.m[1][1] = bone1->m[1][1] * lerp1;
- m.m[1][2] = bone1->m[1][2] * lerp1;
- m.m[1][3] = bone1->m[1][3] * lerp1;
- m.m[2][0] = bone1->m[2][0] * lerp1;
- m.m[2][1] = bone1->m[2][1] * lerp1;
- m.m[2][2] = bone1->m[2][2] * lerp1;
- m.m[2][3] = bone1->m[2][3] * lerp1;
- if (bone->parent >= 0)
- R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
- else
- R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
- bone1++;
- bone++;
- }
- }
- else
- {
- // lerp == 1.0
- for (i = 0, out = zymbonepose;i < count;i++, out++)
- {
- if (bone->parent >= 0)
- R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &bone1->m[0][0], &out->m[0][0]);
- else
- R_ConcatTransforms(&rootmatrix.m[0][0], &bone1->m[0][0], &out->m[0][0]);
- bone1++;
- bone++;
- }
- }
- }
- return true;
-}
-
-void ZymoticTransformVerts(int vertcount, float *vertex, int *bonecounts, zymvertex_t *vert)
-{
- int c;
- float *out = vertex;
- zymbonematrix *matrix;
- while(vertcount--)
- {
- c = *bonecounts++;
- // FIXME: validate bonecounts at load time (must be >= 1)
- // FIXME: need 4th component in origin, for how much of the translate to blend in
- if (c == 1)
- {
- matrix = &zymbonepose[vert->bonenum];
- out[0] = vert->origin[0] * matrix->m[0][0] + vert->origin[1] * matrix->m[0][1] + vert->origin[2] * matrix->m[0][2] + matrix->m[0][3];
- out[1] = vert->origin[0] * matrix->m[1][0] + vert->origin[1] * matrix->m[1][1] + vert->origin[2] * matrix->m[1][2] + matrix->m[1][3];
- out[2] = vert->origin[0] * matrix->m[2][0] + vert->origin[1] * matrix->m[2][1] + vert->origin[2] * matrix->m[2][2] + matrix->m[2][3];
- vert++;
- }
- else
- {
- VectorClear(out);
- while(c--)
- {
- matrix = &zymbonepose[vert->bonenum];
- out[0] += vert->origin[0] * matrix->m[0][0] + vert->origin[1] * matrix->m[0][1] + vert->origin[2] * matrix->m[0][2] + matrix->m[0][3];
- out[1] += vert->origin[0] * matrix->m[1][0] + vert->origin[1] * matrix->m[1][1] + vert->origin[2] * matrix->m[1][2] + matrix->m[1][3];
- out[2] += vert->origin[0] * matrix->m[2][0] + vert->origin[1] * matrix->m[2][1] + vert->origin[2] * matrix->m[2][2] + matrix->m[2][3];
- vert++;
- }
- }
- out += 3;
- }
-}
-
-void ZymoticCalcNormal3f(int vertcount, float *vertex3f, float *normal3f, int shadercount, int *renderlist)
-{
- int a, b, c, d;
- float *out, v1[3], v2[3], normal[3], s;
- int *u;
- // clear normals
- memset(normal3f, 0, sizeof(float) * vertcount * 3);
- memset(aliasvertusage, 0, sizeof(int) * vertcount);
- // parse render list and accumulate surface normals
- while(shadercount--)
- {
- d = *renderlist++;
- while (d--)
- {
- a = renderlist[0]*4;
- b = renderlist[1]*4;
- c = renderlist[2]*4;
- v1[0] = vertex3f[a+0] - vertex3f[b+0];
- v1[1] = vertex3f[a+1] - vertex3f[b+1];
- v1[2] = vertex3f[a+2] - vertex3f[b+2];
- v2[0] = vertex3f[c+0] - vertex3f[b+0];
- v2[1] = vertex3f[c+1] - vertex3f[b+1];
- v2[2] = vertex3f[c+2] - vertex3f[b+2];
- CrossProduct(v1, v2, normal);
- VectorNormalizeFast(normal);
- // add surface normal to vertices
- a = renderlist[0] * 3;
- normal3f[a+0] += normal[0];
- normal3f[a+1] += normal[1];
- normal3f[a+2] += normal[2];
- aliasvertusage[renderlist[0]]++;
- a = renderlist[1] * 3;
- normal3f[a+0] += normal[0];
- normal3f[a+1] += normal[1];
- normal3f[a+2] += normal[2];
- aliasvertusage[renderlist[1]]++;
- a = renderlist[2] * 3;
- normal3f[a+0] += normal[0];
- normal3f[a+1] += normal[1];
- normal3f[a+2] += normal[2];
- aliasvertusage[renderlist[2]]++;
- renderlist += 3;
- }
- }
- // FIXME: precalc this
- // average surface normals
- out = normal3f;
- u = aliasvertusage;
- while(vertcount--)
- {
- if (*u > 1)
- {
- s = ixtable[*u];
- out[0] *= s;
- out[1] *= s;
- out[2] *= s;
- }
- u++;
- out += 3;
- }
-}
-
-void R_DrawZymoticModelMeshCallback (const void *calldata1, int calldata2)
-{
- float fog, ifog, colorscale, ambientcolor4f[4], diffusecolor[3], diffusenormal[3];
- vec3_t diff;
- int i, *renderlist, *elements;
- rtexture_t *texture;
- rmeshstate_t mstate;
- const entity_render_t *ent = calldata1;
- int shadernum = calldata2;
- int numverts, numtriangles;
-
- R_Mesh_Matrix(&ent->matrix);
-
- // find the vertex index list and texture
- renderlist = ent->model->alias.zymdata_renderlist;
- for (i = 0;i < shadernum;i++)
- renderlist += renderlist[0] * 3 + 1;
- texture = ent->model->alias.zymdata_textures[shadernum];
-
- numverts = ent->model->alias.zymnum_verts;
- numtriangles = *renderlist++;
- elements = renderlist;
-
- expandaliasvert(numverts);
-
- fog = 0;
- if (fogenabled)
- {
- VectorSubtract(ent->origin, r_vieworigin, diff);
- fog = DotProduct(diff,diff);
- if (fog < 0.01f)
- fog = 0.01f;
- fog = exp(fogdensity/fog);
- if (fog > 1)
- fog = 1;
- if (fog < 0.01f)
- fog = 0;
- // fog method: darken, additive fog
- // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
- // 2. render fog as additive
- }
- ifog = 1 - fog;
-
- if (ent->effects & EF_ADDITIVE)
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- }
- else if (ent->alpha != 1.0 || R_TextureHasAlpha(texture))
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- GL_DepthMask(false);
- }
- else
- {
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(true);
- }
- GL_DepthTest(true);
-
- memset(&mstate, 0, sizeof(mstate));
- colorscale = 1.0f;
- if (gl_combine.integer)
- {
- mstate.texrgbscale[0] = 4;
- colorscale *= 0.25f;
- }
- mstate.tex[0] = R_GetTexture(texture);
- mstate.pointer_texcoord[0] = ent->model->alias.zymdata_texcoords;
- mstate.pointer_vertex = varray_vertex3f;
- R_Mesh_State(&mstate);
-
- ZymoticLerpBones(ent->model->alias.zymnum_bones, (zymbonematrix *) ent->model->alias.zymdata_poses, ent->frameblend, ent->model->alias.zymdata_bones);
-
- ZymoticTransformVerts(numverts, varray_vertex3f, ent->model->alias.zymdata_vertbonecounts, ent->model->alias.zymdata_verts);
- ZymoticCalcNormal3f(numverts, varray_vertex3f, aliasvert_normal3f, ent->model->alias.zymnum_shaders, ent->model->alias.zymdata_renderlist);
- if (R_LightModel(ambientcolor4f, diffusecolor, diffusenormal, ent, ifog * colorscale, ifog * colorscale, ifog * colorscale, ent->alpha, false))
- {
- GL_ColorPointer(varray_color4f);
- R_LightModel_CalcVertexColors(ambientcolor4f, diffusecolor, diffusenormal, numverts, varray_vertex3f, aliasvert_normal3f, varray_color4f);
- }
- else
- {
- GL_ColorPointer(NULL);
- GL_Color(ambientcolor4f[0], ambientcolor4f[1], ambientcolor4f[2], ambientcolor4f[3]);
- }
- R_Mesh_Draw(numverts, numtriangles, elements);
- c_alias_polys += numtriangles;
-
- if (fog)
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- GL_DepthMask(false);
- GL_DepthTest(true);
-
- memset(&mstate, 0, sizeof(mstate));
- // FIXME: need alpha mask for fogging...
- //mstate.tex[0] = R_GetTexture(texture);
- //mstate.pointer_texcoord = ent->model->alias.zymdata_texcoords;
- mstate.pointer_vertex = varray_vertex3f;
- R_Mesh_State(&mstate);
-
- GL_ColorPointer(NULL);
- GL_Color(fogcolor[0], fogcolor[1], fogcolor[2], ent->alpha * fog);
- ZymoticTransformVerts(numverts, varray_vertex3f, ent->model->alias.zymdata_vertbonecounts, ent->model->alias.zymdata_verts);
- R_Mesh_Draw(numverts, numtriangles, elements);
- c_alias_polys += numtriangles;
- }
-}
-
-void R_Model_Zymotic_Draw(entity_render_t *ent)
-{
- int i;
-
- if (ent->alpha < (1.0f / 64.0f))
- return; // basically completely transparent
-
- c_models++;
-
- for (i = 0;i < ent->model->alias.zymnum_shaders;i++)
- {
- if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_TextureHasAlpha(ent->model->alias.zymdata_textures[i]))
- R_MeshQueue_AddTransparent(ent->origin, R_DrawZymoticModelMeshCallback, ent, i);
- else
- R_DrawZymoticModelMeshCallback(ent, i);
- }
-}
-
-void R_Model_Zymotic_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
-{
- // FIXME
-}
-
-void R_Model_Zymotic_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltolight, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz, rtexture_t *lightcubemap)
-{
- // FIXME
-}
-
projects / xonotic / darkplaces.git / blobdiff