X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=gl_models.c;h=8b137891791fe96927ad78e64b0aad7bded08bdc;hb=d39f8c7e0427be77cc7dfa504fee8cbccf1684f6;hp=b947c34ec2deafe9975e8e446862895aa9206aeb;hpb=b976b7a9e00eede8b234c4261640839326143aeb;p=xonotic%2Fdarkplaces.git

diff --git a/gl_models.c b/gl_models.c
index b947c34e..8b137891 100644
--- a/gl_models.c
+++ b/gl_models.c
@@ -1,866 +1 @@
 
-#include "quakedef.h"
-
-cvar_t r_quickmodels = {0, "r_quickmodels", "1"};
-
-typedef struct
-{
-	float m[3][4];
-} zymbonematrix;
-
-// LordHavoc: vertex arrays
-
-float *aliasvertbuf;
-float *aliasvertcolorbuf;
-float *aliasvert; // this may point at aliasvertbuf or at vertex arrays in the mesh backend
-float *aliasvertcolor; // this may point at aliasvertcolorbuf or at vertex arrays in the mesh backend
-
-float *aliasvertcolor2;
-float *aliasvertnorm;
-int *aliasvertusage;
-zymbonematrix *zymbonepose;
-
-mempool_t *gl_models_mempool;
-
-void gl_models_start(void)
-{
-	// allocate vertex processing arrays
-	gl_models_mempool = Mem_AllocPool("GL_Models");
-	aliasvert = aliasvertbuf = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][4]));
-	aliasvertcolor = aliasvertcolorbuf = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][4]));
-	aliasvertnorm = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][3]));
-	aliasvertcolor2 = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][4])); // used temporarily for tinted coloring
-	zymbonepose = Mem_Alloc(gl_models_mempool, sizeof(zymbonematrix[256]));
-	aliasvertusage = Mem_Alloc(gl_models_mempool, sizeof(int[MD2MAX_VERTS]));
-}
-
-void gl_models_shutdown(void)
-{
-	Mem_FreePool(&gl_models_mempool);
-}
-
-void gl_models_newmap(void)
-{
-}
-
-void GL_Models_Init(void)
-{
-	Cvar_RegisterVariable(&r_quickmodels);
-
-	R_RegisterModule("GL_Models", gl_models_start, gl_models_shutdown, gl_models_newmap);
-}
-
-/*
-void R_AliasTransformVerts(int vertcount)
-{
-	vec3_t point;
-	float *av;
-	av = aliasvert;
-	while (vertcount >= 4)
-	{
-		VectorCopy(av, point);softwaretransform(point, av);av += 4;
-		VectorCopy(av, point);softwaretransform(point, av);av += 4;
-		VectorCopy(av, point);softwaretransform(point, av);av += 4;
-		VectorCopy(av, point);softwaretransform(point, av);av += 4;
-		vertcount -= 4;
-	}
-	while(vertcount > 0)
-	{
-		VectorCopy(av, point);softwaretransform(point, av);av += 4;
-		vertcount--;
-	}
-}
-*/
-
-void R_AliasLerpVerts(int vertcount,
-		float lerp1, const trivertx_t *verts1, const vec3_t fscale1, const vec3_t translate1,
-		float lerp2, const trivertx_t *verts2, const vec3_t fscale2, const vec3_t translate2,
-		float lerp3, const trivertx_t *verts3, const vec3_t fscale3, const vec3_t translate3,
-		float lerp4, const trivertx_t *verts4, const vec3_t fscale4, const vec3_t translate4)
-{
-	int i;
-	vec3_t scale1, scale2, scale3, scale4, translate;
-	const float *n1, *n2, *n3, *n4;
-	float *av, *avn;
-	av = aliasvert;
-	avn = aliasvertnorm;
-	VectorScale(fscale1, lerp1, scale1);
-	if (lerp2)
-	{
-		VectorScale(fscale2, lerp2, scale2);
-		if (lerp3)
-		{
-			VectorScale(fscale3, lerp3, scale3);
-			if (lerp4)
-			{
-				VectorScale(fscale4, lerp4, scale4);
-				translate[0] = translate1[0] * lerp1 + translate2[0] * lerp2 + translate3[0] * lerp3 + translate4[0] * lerp4;
-				translate[1] = translate1[1] * lerp1 + translate2[1] * lerp2 + translate3[1] * lerp3 + translate4[1] * lerp4;
-				translate[2] = translate1[2] * lerp1 + translate2[2] * lerp2 + translate3[2] * lerp3 + translate4[2] * lerp4;
-				// generate vertices
-				for (i = 0;i < vertcount;i++)
-				{
-					av[0] = verts1->v[0] * scale1[0] + verts2->v[0] * scale2[0] + verts3->v[0] * scale3[0] + verts4->v[0] * scale4[0] + translate[0];
-					av[1] = verts1->v[1] * scale1[1] + verts2->v[1] * scale2[1] + verts3->v[1] * scale3[1] + verts4->v[1] * scale4[1] + translate[1];
-					av[2] = verts1->v[2] * scale1[2] + verts2->v[2] * scale2[2] + verts3->v[2] * scale3[2] + verts4->v[2] * scale4[2] + translate[2];
-					n1 = m_bytenormals[verts1->lightnormalindex];
-					n2 = m_bytenormals[verts2->lightnormalindex];
-					n3 = m_bytenormals[verts3->lightnormalindex];
-					n4 = m_bytenormals[verts4->lightnormalindex];
-					avn[0] = n1[0] * lerp1 + n2[0] * lerp2 + n3[0] * lerp3 + n4[0] * lerp4;
-					avn[1] = n1[1] * lerp1 + n2[1] * lerp2 + n3[1] * lerp3 + n4[1] * lerp4;
-					avn[2] = n1[2] * lerp1 + n2[2] * lerp2 + n3[2] * lerp3 + n4[2] * lerp4;
-					av += 4;
-					avn += 3;
-					verts1++;verts2++;verts3++;verts4++;
-				}
-			}
-			else
-			{
-				translate[0] = translate1[0] * lerp1 + translate2[0] * lerp2 + translate3[0] * lerp3;
-				translate[1] = translate1[1] * lerp1 + translate2[1] * lerp2 + translate3[1] * lerp3;
-				translate[2] = translate1[2] * lerp1 + translate2[2] * lerp2 + translate3[2] * lerp3;
-				// generate vertices
-				for (i = 0;i < vertcount;i++)
-				{
-					av[0] = verts1->v[0] * scale1[0] + verts2->v[0] * scale2[0] + verts3->v[0] * scale3[0] + translate[0];
-					av[1] = verts1->v[1] * scale1[1] + verts2->v[1] * scale2[1] + verts3->v[1] * scale3[1] + translate[1];
-					av[2] = verts1->v[2] * scale1[2] + verts2->v[2] * scale2[2] + verts3->v[2] * scale3[2] + translate[2];
-					n1 = m_bytenormals[verts1->lightnormalindex];
-					n2 = m_bytenormals[verts2->lightnormalindex];
-					n3 = m_bytenormals[verts3->lightnormalindex];
-					avn[0] = n1[0] * lerp1 + n2[0] * lerp2 + n3[0] * lerp3;
-					avn[1] = n1[1] * lerp1 + n2[1] * lerp2 + n3[1] * lerp3;
-					avn[2] = n1[2] * lerp1 + n2[2] * lerp2 + n3[2] * lerp3;
-					av += 4;
-					avn += 3;
-					verts1++;verts2++;verts3++;
-				}
-			}
-		}
-		else
-		{
-			translate[0] = translate1[0] * lerp1 + translate2[0] * lerp2;
-			translate[1] = translate1[1] * lerp1 + translate2[1] * lerp2;
-			translate[2] = translate1[2] * lerp1 + translate2[2] * lerp2;
-			// generate vertices
-			for (i = 0;i < vertcount;i++)
-			{
-				av[0] = verts1->v[0] * scale1[0] + verts2->v[0] * scale2[0] + translate[0];
-				av[1] = verts1->v[1] * scale1[1] + verts2->v[1] * scale2[1] + translate[1];
-				av[2] = verts1->v[2] * scale1[2] + verts2->v[2] * scale2[2] + translate[2];
-				n1 = m_bytenormals[verts1->lightnormalindex];
-				n2 = m_bytenormals[verts2->lightnormalindex];
-				avn[0] = n1[0] * lerp1 + n2[0] * lerp2;
-				avn[1] = n1[1] * lerp1 + n2[1] * lerp2;
-				avn[2] = n1[2] * lerp1 + n2[2] * lerp2;
-				av += 4;
-				avn += 3;
-				verts1++;verts2++;
-			}
-		}
-	}
-	else
-	{
-		translate[0] = translate1[0] * lerp1;
-		translate[1] = translate1[1] * lerp1;
-		translate[2] = translate1[2] * lerp1;
-		// generate vertices
-		if (lerp1 != 1)
-		{
-			// general but almost never used case
-			for (i = 0;i < vertcount;i++)
-			{
-				av[0] = verts1->v[0] * scale1[0] + translate[0];
-				av[1] = verts1->v[1] * scale1[1] + translate[1];
-				av[2] = verts1->v[2] * scale1[2] + translate[2];
-				n1 = m_bytenormals[verts1->lightnormalindex];
-				avn[0] = n1[0] * lerp1;
-				avn[1] = n1[1] * lerp1;
-				avn[2] = n1[2] * lerp1;
-				av += 4;
-				avn += 3;
-				verts1++;
-			}
-		}
-		else
-		{
-			// fast normal case
-			for (i = 0;i < vertcount;i++)
-			{
-				av[0] = verts1->v[0] * scale1[0] + translate[0];
-				av[1] = verts1->v[1] * scale1[1] + translate[1];
-				av[2] = verts1->v[2] * scale1[2] + translate[2];
-				VectorCopy(m_bytenormals[verts1->lightnormalindex], avn);
-				av += 4;
-				avn += 3;
-				verts1++;
-			}
-		}
-	}
-}
-
-skinframe_t *R_FetchSkinFrame(const entity_render_t *ent)
-{
-	model_t *model = ent->model;
-	if (model->skinscenes[ent->skinnum].framecount > 1)
-		return &model->skinframes[model->skinscenes[ent->skinnum].firstframe + (int) (cl.time * 10) % model->skinscenes[ent->skinnum].framecount];
-	else
-		return &model->skinframes[model->skinscenes[ent->skinnum].firstframe];
-}
-
-void R_SetupMDLMD2Frames(const entity_render_t *ent, float colorr, float colorg, float colorb)
-{
-	const md2frame_t *frame1, *frame2, *frame3, *frame4;
-	const trivertx_t *frame1verts, *frame2verts, *frame3verts, *frame4verts;
-	const model_t *model = ent->model;
-
-	frame1 = &model->mdlmd2data_frames[ent->frameblend[0].frame];
-	frame2 = &model->mdlmd2data_frames[ent->frameblend[1].frame];
-	frame3 = &model->mdlmd2data_frames[ent->frameblend[2].frame];
-	frame4 = &model->mdlmd2data_frames[ent->frameblend[3].frame];
-	frame1verts = &model->mdlmd2data_pose[ent->frameblend[0].frame * model->numverts];
-	frame2verts = &model->mdlmd2data_pose[ent->frameblend[1].frame * model->numverts];
-	frame3verts = &model->mdlmd2data_pose[ent->frameblend[2].frame * model->numverts];
-	frame4verts = &model->mdlmd2data_pose[ent->frameblend[3].frame * model->numverts];
-	R_AliasLerpVerts(model->numverts,
-		ent->frameblend[0].lerp, frame1verts, frame1->scale, frame1->translate,
-		ent->frameblend[1].lerp, frame2verts, frame2->scale, frame2->translate,
-		ent->frameblend[2].lerp, frame3verts, frame3->scale, frame3->translate,
-		ent->frameblend[3].lerp, frame4verts, frame4->scale, frame4->translate);
-
-	R_LightModel(ent, model->numverts, colorr, colorg, colorb, false);
-
-	//R_AliasTransformVerts(model->numverts);
-}
-
-void R_DrawQ1Q2AliasModelCallback (const void *calldata1, int calldata2)
-{
-	int c, pantsfullbright, shirtfullbright, colormapped;
-	float pantscolor[3], shirtcolor[3];
-	float fog;
-	vec3_t diff;
-	qbyte *bcolor;
-	rmeshbufferinfo_t m;
-	model_t *model;
-	skinframe_t *skinframe;
-	const entity_render_t *ent = calldata1;
-	int blendfunc1, blendfunc2;
-
-//	softwaretransformforentity(ent);
-
-	fog = 0;
-	if (fogenabled)
-	{
-		VectorSubtract(ent->origin, r_origin, 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
-	}
-
-	model = ent->model;
-
-	skinframe = R_FetchSkinFrame(ent);
-
-	colormapped = !skinframe->merged || (ent->colormap >= 0 && skinframe->base && (skinframe->pants || skinframe->shirt));
-	if (!colormapped && !fog && !skinframe->glow && !skinframe->fog)
-	{
-		// fastpath for the normal situation (one texture)
-		memset(&m, 0, sizeof(m));
-		if (ent->effects & EF_ADDITIVE)
-		{
-			m.blendfunc1 = GL_SRC_ALPHA;
-			m.blendfunc2 = GL_ONE;
-		}
-		else if (ent->alpha != 1.0 || skinframe->fog != NULL)
-		{
-			m.blendfunc1 = GL_SRC_ALPHA;
-			m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-		}
-		else
-		{
-			m.blendfunc1 = GL_ONE;
-			m.blendfunc2 = GL_ZERO;
-		}
-		m.numtriangles = model->numtris;
-		m.numverts = model->numverts;
-		m.tex[0] = R_GetTexture(skinframe->merged);
-		m.matrix = ent->matrix;
-
-		c_alias_polys += m.numtriangles;
-		if (R_Mesh_Draw_GetBuffer(&m, true))
-		{
-			memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
-			memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
-
-			aliasvert = m.vertex;
-			aliasvertcolor = m.color;
-			R_SetupMDLMD2Frames(ent, m.colorscale, m.colorscale, m.colorscale);
-			aliasvert = aliasvertbuf;
-			aliasvertcolor = aliasvertcolorbuf;
-
-			R_Mesh_Render();
-		}
-		return;
-	}
-
-	R_SetupMDLMD2Frames(ent, 1 - fog, 1 - fog, 1 - fog);
-
-	if (colormapped)
-	{
-		// 128-224 are backwards ranges
-		c = (ent->colormap & 0xF) << 4;c += (c >= 128 && c < 224) ? 4 : 12;
-		bcolor = (qbyte *) (&d_8to24table[c]);
-		pantsfullbright = c >= 224;
-		VectorScale(bcolor, (1.0f / 255.0f), pantscolor);
-		c = (ent->colormap & 0xF0);c += (c >= 128 && c < 224) ? 4 : 12;
-		bcolor = (qbyte *) (&d_8to24table[c]);
-		shirtfullbright = c >= 224;
-		VectorScale(bcolor, (1.0f / 255.0f), shirtcolor);
-	}
-	else
-	{
-		pantscolor[0] = pantscolor[1] = pantscolor[2] = shirtcolor[0] = shirtcolor[1] = shirtcolor[2] = 1;
-		pantsfullbright = shirtfullbright = false;
-	}
-
-	if (ent->effects & EF_ADDITIVE)
-	{
-		blendfunc1 = GL_SRC_ALPHA;
-		blendfunc2 = GL_ONE;
-	}
-	else if (ent->alpha != 1.0 || skinframe->fog != NULL)
-	{
-		blendfunc1 = GL_SRC_ALPHA;
-		blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-	}
-	else
-	{
-		blendfunc1 = GL_ONE;
-		blendfunc2 = GL_ZERO;
-	}
-
-	memset(&m, 0, sizeof(m));
-	m.blendfunc1 = blendfunc1;
-	m.blendfunc2 = blendfunc2;
-	m.numtriangles = model->numtris;
-	m.numverts = model->numverts;
-	m.matrix = ent->matrix;
-	m.tex[0] = colormapped ? R_GetTexture(skinframe->base) : R_GetTexture(skinframe->merged);
-	if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
-	{
-		blendfunc1 = GL_SRC_ALPHA;
-		blendfunc2 = GL_ONE;
-		c_alias_polys += m.numtriangles;
-		R_ModulateColors(aliasvertcolor, m.color, m.numverts, m.colorscale, m.colorscale, m.colorscale);
-		memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
-		memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
-		memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
-		R_Mesh_Render();
-	}
-
-	if (colormapped)
-	{
-		if (skinframe->pants)
-		{
-			memset(&m, 0, sizeof(m));
-			m.blendfunc1 = blendfunc1;
-			m.blendfunc2 = blendfunc2;
-			m.numtriangles = model->numtris;
-			m.numverts = model->numverts;
-			m.matrix = ent->matrix;
-			m.tex[0] = R_GetTexture(skinframe->pants);
-			if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
-			{
-				blendfunc1 = GL_SRC_ALPHA;
-				blendfunc2 = GL_ONE;
-				c_alias_polys += m.numtriangles;
-				if (pantsfullbright)
-					R_FillColors(m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale, ent->alpha);
-				else
-					R_ModulateColors(aliasvertcolor, m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale);
-				memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
-				memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
-				memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
-				R_Mesh_Render();
-			}
-		}
-		if (skinframe->shirt)
-		{
-			memset(&m, 0, sizeof(m));
-			m.blendfunc1 = blendfunc1;
-			m.blendfunc2 = blendfunc2;
-			m.numtriangles = model->numtris;
-			m.numverts = model->numverts;
-			m.matrix = ent->matrix;
-			m.tex[0] = R_GetTexture(skinframe->shirt);
-			if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
-			{
-				blendfunc1 = GL_SRC_ALPHA;
-				blendfunc2 = GL_ONE;
-				c_alias_polys += m.numtriangles;
-				if (shirtfullbright)
-					R_FillColors(m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale, ent->alpha);
-				else
-					R_ModulateColors(aliasvertcolor, m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale);
-				memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
-				memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
-				memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
-				R_Mesh_Render();
-			}
-		}
-	}
-	if (skinframe->glow)
-	{
-		memset(&m, 0, sizeof(m));
-		m.blendfunc1 = blendfunc1;
-		m.blendfunc2 = blendfunc2;
-		m.numtriangles = model->numtris;
-		m.numverts = model->numverts;
-		m.matrix = ent->matrix;
-		m.tex[0] = R_GetTexture(skinframe->glow);
-		if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
-		{
-			blendfunc1 = GL_SRC_ALPHA;
-			blendfunc2 = GL_ONE;
-			c_alias_polys += m.numtriangles;
-			R_FillColors(m.color, m.numverts, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, ent->alpha);
-			memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
-			memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
-			memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
-			R_Mesh_Render();
-		}
-	}
-	if (fog)
-	{
-		memset(&m, 0, sizeof(m));
-		m.blendfunc1 = GL_SRC_ALPHA;
-		m.blendfunc2 = GL_ONE;
-		m.numtriangles = model->numtris;
-		m.numverts = model->numverts;
-		m.matrix = ent->matrix;
-		m.tex[0] = R_GetTexture(skinframe->fog);
-		if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
-		{
-			c_alias_polys += m.numtriangles;
-			R_FillColors(m.color, m.numverts, fogcolor[0] * fog * m.colorscale, fogcolor[1] * fog * m.colorscale, fogcolor[2] * fog * m.colorscale, ent->alpha);
-			memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
-			memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
-			memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
-			R_Mesh_Render();
-		}
-	}
-}
-
-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;
-
-	/*
-	// LordHavoc: combine transform from zym coordinate space to quake coordinate space with model to world transform matrix
-	rootmatrix.m[0][0] = softwaretransform_matrix[0][1];
-	rootmatrix.m[0][1] = -softwaretransform_matrix[0][0];
-	rootmatrix.m[0][2] = softwaretransform_matrix[0][2];
-	rootmatrix.m[0][3] = softwaretransform_matrix[0][3];
-	rootmatrix.m[1][0] = softwaretransform_matrix[1][1];
-	rootmatrix.m[1][1] = -softwaretransform_matrix[1][0];
-	rootmatrix.m[1][2] = softwaretransform_matrix[1][2];
-	rootmatrix.m[1][3] = softwaretransform_matrix[1][3];
-	rootmatrix.m[2][0] = softwaretransform_matrix[2][1];
-	rootmatrix.m[2][1] = -softwaretransform_matrix[2][0];
-	rootmatrix.m[2][2] = softwaretransform_matrix[2][2];
-	rootmatrix.m[2][3] = softwaretransform_matrix[2][3];
-	*/
-	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, int *bonecounts, zymvertex_t *vert)
-{
-	int c;
-	float *out = aliasvert;
-	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 += 4;
-	}
-}
-
-void ZymoticCalcNormals(int vertcount, int shadercount, int *renderlist)
-{
-	int a, b, c, d;
-	float *out, v1[3], v2[3], normal[3], s;
-	int *u;
-	// clear normals
-	memset(aliasvertnorm, 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] = aliasvert[a+0] - aliasvert[b+0];
-			v1[1] = aliasvert[a+1] - aliasvert[b+1];
-			v1[2] = aliasvert[a+2] - aliasvert[b+2];
-			v2[0] = aliasvert[c+0] - aliasvert[b+0];
-			v2[1] = aliasvert[c+1] - aliasvert[b+1];
-			v2[2] = aliasvert[c+2] - aliasvert[b+2];
-			CrossProduct(v1, v2, normal);
-			VectorNormalizeFast(normal);
-			// add surface normal to vertices
-			a = renderlist[0] * 3;
-			aliasvertnorm[a+0] += normal[0];
-			aliasvertnorm[a+1] += normal[1];
-			aliasvertnorm[a+2] += normal[2];
-			aliasvertusage[renderlist[0]]++;
-			a = renderlist[1] * 3;
-			aliasvertnorm[a+0] += normal[0];
-			aliasvertnorm[a+1] += normal[1];
-			aliasvertnorm[a+2] += normal[2];
-			aliasvertusage[renderlist[1]]++;
-			a = renderlist[2] * 3;
-			aliasvertnorm[a+0] += normal[0];
-			aliasvertnorm[a+1] += normal[1];
-			aliasvertnorm[a+2] += normal[2];
-			aliasvertusage[renderlist[2]]++;
-			renderlist += 3;
-		}
-	}
-	// FIXME: precalc this
-	// average surface normals
-	out = aliasvertnorm;
-	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;
-	vec3_t diff;
-	int i, *renderlist;
-	zymtype1header_t *m;
-	rtexture_t *texture;
-	rmeshbufferinfo_t mbuf;
-	const entity_render_t *ent = calldata1;
-	int shadernum = calldata2;
-
-	// find the vertex index list and texture
-	m = ent->model->zymdata_header;
-	renderlist = (int *)(m->lump_render.start + (int) m);
-	for (i = 0;i < shadernum;i++)
-		renderlist += renderlist[0] * 3 + 1;
-	texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[shadernum];
-
-	fog = 0;
-	if (fogenabled)
-	{
-		VectorSubtract(ent->origin, r_origin, 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
-	}
-
-	ZymoticLerpBones(m->numbones, (zymbonematrix *)(m->lump_poses.start + (int) m), ent->frameblend, (zymbone_t *)(m->lump_bones.start + (int) m));
-	ZymoticTransformVerts(m->numverts, (int *)(m->lump_vertbonecounts.start + (int) m), (zymvertex_t *)(m->lump_verts.start + (int) m));
-	ZymoticCalcNormals(m->numverts, m->numshaders, (int *)(m->lump_render.start + (int) m));
-
-	R_LightModel(ent, m->numverts, 1 - fog, 1 - fog, 1 - fog, false);
-
-	memset(&mbuf, 0, sizeof(mbuf));
-	mbuf.numverts = m->numverts;
-	mbuf.numtriangles = renderlist[0];
-	if (ent->effects & EF_ADDITIVE)
-	{
-		mbuf.blendfunc1 = GL_SRC_ALPHA;
-		mbuf.blendfunc2 = GL_ONE;
-	}
-	else if (ent->alpha != 1.0 || R_TextureHasAlpha(texture))
-	{
-		mbuf.blendfunc1 = GL_SRC_ALPHA;
-		mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-	}
-	else
-	{
-		mbuf.blendfunc1 = GL_ONE;
-		mbuf.blendfunc2 = GL_ZERO;
-	}
-	mbuf.tex[0] = R_GetTexture(texture);
-	mbuf.matrix = ent->matrix;
-	if (R_Mesh_Draw_GetBuffer(&mbuf, true))
-	{
-		c_alias_polys += mbuf.numtriangles;
-		memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
-		memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
-		R_ModulateColors(aliasvertcolor, mbuf.color, mbuf.numverts, mbuf.colorscale, mbuf.colorscale, mbuf.colorscale);
-		//memcpy(mbuf.color, aliasvertcolor, mbuf.numverts * sizeof(float[4]));
-		memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
-		R_Mesh_Render();
-	}
-
-	if (fog)
-	{
-		memset(&mbuf, 0, sizeof(mbuf));
-		mbuf.numverts = m->numverts;
-		mbuf.numtriangles = renderlist[0];
-		mbuf.blendfunc1 = GL_SRC_ALPHA;
-		mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-		// FIXME: need alpha mask for fogging...
-		//mbuf.tex[0] = R_GetTexture(texture);
-		mbuf.matrix = ent->matrix;
-		if (R_Mesh_Draw_GetBuffer(&mbuf, false))
-		{
-			c_alias_polys += mbuf.numtriangles;
-			memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
-			memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
-			R_FillColors(mbuf.color, mbuf.numverts, fogcolor[0] * mbuf.colorscale, fogcolor[1] * mbuf.colorscale, fogcolor[2] * mbuf.colorscale, ent->alpha * fog);
-			//memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
-			R_Mesh_Render();
-		}
-	}
-}
-
-void R_DrawZymoticModel (entity_render_t *ent)
-{
-	int i;
-	zymtype1header_t *m;
-	rtexture_t *texture;
-
-	if (ent->alpha < (1.0f / 64.0f))
-		return; // basically completely transparent
-
-	c_models++;
-
-	m = ent->model->zymdata_header;
-	for (i = 0;i < m->numshaders;i++)
-	{
-		texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[i];
-		if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_TextureHasAlpha(texture))
-			R_MeshQueue_AddTransparent(ent->origin, R_DrawZymoticModelMeshCallback, ent, i);
-		else
-			R_MeshQueue_Add(R_DrawZymoticModelMeshCallback, ent, i);
-	}
-}
-
-void R_DrawQ1Q2AliasModel(entity_render_t *ent)
-{
-	if (ent->alpha < (1.0f / 64.0f))
-		return; // basically completely transparent
-
-	c_models++;
-
-	if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_FetchSkinFrame(ent)->fog != NULL)
-		R_MeshQueue_AddTransparent(ent->origin, R_DrawQ1Q2AliasModelCallback, ent, 0);
-	else
-		R_MeshQueue_Add(R_DrawQ1Q2AliasModelCallback, ent, 0);
-}
-