- m.texrgbscale[0] = 4;
- colorscale *= 0.25f;
- }
- GL_DepthTest(true);
- GL_ColorPointer(varray_color4f);
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- m.pointer_texcoord[1] = mesh->texcoordtexture2f;
- m.texcombinergb[1] = GL_REPLACE;
- R_Mesh_State_Texture(&m);
- f = surf->flags & SURF_DRAWFULLBRIGHT ? 1.0f : ((surf->flags & SURF_LIGHTMAP) ? 0 : 0.5f);
- R_FillColors(varray_color4f, mesh->numverts, f, f, f, alpha);
- if (!(surf->flags & SURF_DRAWFULLBRIGHT || ent->effects & EF_FULLBRIGHT))
- {
- if (surf->dlightframe == r_framecount)
- RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, 1);
- if (surf->flags & SURF_LIGHTMAP)
- RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, varray_color4f, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
- }
- RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, colorscale, mesh->numverts, modelorg);
- if (gl_textureshader && r_watershader.integer)
- {
- GL_ActiveTexture (0);
- qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
- GL_ActiveTexture (1);
- qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
- qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_2D_NV);
- qglTexEnvi (GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB);
- qglTexEnvfv (GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[0]);
- qglEnable (GL_TEXTURE_SHADER_NV);
- }
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- if (gl_textureshader && r_watershader.integer)
- {
- qglDisable (GL_TEXTURE_SHADER_NV);
- GL_ActiveTexture (0);
- }
- }
-
- if (fogenabled)
- {
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.fog);
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- GL_ColorPointer(varray_color4f);
- R_Mesh_State_Texture(&m);
- RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], alpha, r_colorscale, mesh->numverts, modelorg);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
-
- if (r_waterscroll.value)
- {
- Matrix4x4_CreateIdentity(&tempmatrix);
- R_Mesh_TextureMatrix(0, &tempmatrix);
- R_Mesh_TextureMatrix(1, &tempmatrix);
- }
-}
-
-static void RSurfShader_Water(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- msurface_t **chain;
- vec3_t center;
- if (texture->rendertype != SURFRENDER_OPAQUE)
- {
- for (chain = surfchain;(surf = *chain) != NULL;chain++)
- {
- if (surf->visframe == r_framecount)
- {
- Matrix4x4_Transform(&ent->matrix, surf->poly_center, center);
- R_MeshQueue_AddTransparent(center, RSurfShader_Water_Callback, ent, surf - ent->model->brushq1.surfaces);
- }
- }
- }
- else
- for (chain = surfchain;(surf = *chain) != NULL;chain++)
- if (surf->visframe == r_framecount)
- RSurfShader_Water_Callback(ent, surf - ent->model->brushq1.surfaces);
-}
-
-static void RSurfShader_Wall_Pass_BaseVertex(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
-{
- float base, colorscale;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- float modelorg[3];
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- memset(&m, 0, sizeof(m));
- if (rendertype == SURFRENDER_ADD)
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- }
- else if (rendertype == SURFRENDER_ALPHA)
- {
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- GL_DepthMask(false);
- }
- else
- {
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(true);
- }
- m.tex[0] = R_GetTexture(texture->skin.base);
- colorscale = r_colorscale;
- if (gl_combine.integer)
- {
- m.texrgbscale[0] = 4;
- colorscale *= 0.25f;
- }
- base = ent->effects & EF_FULLBRIGHT ? 2.0f : r_ambient.value * (1.0f / 64.0f);
- GL_DepthTest(true);
- GL_ColorPointer(varray_color4f);
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- R_FillColors(varray_color4f, mesh->numverts, base, base, base, currentalpha);
- if (!(ent->effects & EF_FULLBRIGHT))
- {
- if (surf->dlightframe == r_framecount)
- RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, 1);
- if (surf->flags & SURF_LIGHTMAP)
- RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, varray_color4f, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
- }
- RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, colorscale, mesh->numverts, modelorg);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
-}
-
-static void RSurfShader_Wall_Pass_Glow(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
-{
- const surfmesh_t *mesh;
- rmeshstate_t m;
- float modelorg[3];
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.glow);
- GL_ColorPointer(varray_color4f);
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- if (m.tex[0])
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- RSurf_FoggedColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, 1, 1, 1, currentalpha, r_colorscale, mesh->numverts, modelorg);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
-}
-
-static void RSurfShader_Wall_Pass_Fog(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
-{
- const surfmesh_t *mesh;
- rmeshstate_t m;
- float modelorg[3];
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.fog);
- GL_ColorPointer(varray_color4f);
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- if (m.tex[0])
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], currentalpha, r_colorscale, mesh->numverts, modelorg);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- int lightmaptexturenum;
- float cl;
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(true);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.base);
- m.tex[1] = R_GetTexture((**surfchain).lightmaptexture);
- m.tex[2] = R_GetTexture(texture->skin.detail);
- m.texrgbscale[0] = 1;
- m.texrgbscale[1] = 4;
- m.texrgbscale[2] = 2;
- cl = (float) (1 << r_lightmapscalebit) * r_colorscale;
- GL_Color(cl, cl, cl, 1);
-
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- lightmaptexturenum = R_GetTexture(surf->lightmaptexture);
- //if (m.tex[1] != lightmaptexturenum)
- //{
- m.tex[1] = lightmaptexturenum;
- // R_Mesh_State_Texture(&m);
- //}
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- m.pointer_texcoord[1] = mesh->texcoordlightmap2f;
- m.pointer_texcoord[2] = mesh->texcoorddetail2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_BaseDoubleTex(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- int lightmaptexturenum;
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(true);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.base);
- m.tex[1] = R_GetTexture((**surfchain).lightmaptexture);
- if (gl_combine.integer)
- m.texrgbscale[1] = 4;
- GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- lightmaptexturenum = R_GetTexture(surf->lightmaptexture);
- //if (m.tex[1] != lightmaptexturenum)
- //{
- m.tex[1] = lightmaptexturenum;
- // R_Mesh_State_Texture(&m);
- //}
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- m.pointer_texcoord[1] = mesh->texcoordlightmap2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_BaseTexture(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- memset(&m, 0, sizeof(m));
- GL_DepthMask(true);
- GL_DepthTest(true);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- m.tex[0] = R_GetTexture(texture->skin.base);
- GL_Color(1, 1, 1, 1);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_BaseLightmap(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- int lightmaptexturenum;
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_ZERO, GL_SRC_COLOR);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture((**surfchain).lightmaptexture);
- if (gl_combine.integer)
- m.texrgbscale[0] = 4;
- GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- lightmaptexturenum = R_GetTexture(surf->lightmaptexture);
- //if (m.tex[0] != lightmaptexturenum)
- //{
- m.tex[0] = lightmaptexturenum;
- // R_Mesh_State_Texture(&m);
- //}
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordlightmap2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_Light(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- float colorscale;
- rmeshstate_t m;
-
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.base);
- colorscale = r_colorscale;
- if (gl_combine.integer)
- {
- m.texrgbscale[0] = 4;
- colorscale *= 0.25f;
- }
- GL_ColorPointer(varray_color4f);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount && surf->dlightframe == r_framecount)
- {
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- if (RSurf_LightCheck(&ent->inversematrix, surf->dlightbits, mesh))
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_FillColors(varray_color4f, mesh->numverts, 0, 0, 0, 1);
- R_Mesh_State_Texture(&m);
- RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, colorscale);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_Fog(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- float modelorg[3];
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- GL_DepthMask(false);
- GL_DepthTest(true);
- GL_ColorPointer(varray_color4f);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- if (m.tex[0])
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], 1, r_colorscale, mesh->numverts, modelorg);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_BaseDetail(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.detail);
- GL_Color(1, 1, 1, 1);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoorddetail2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_Glow(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(true);
- m.tex[0] = R_GetTexture(texture->skin.glow);
- GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_OpaqueWall_Pass_OpaqueGlow(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- const surfmesh_t *mesh;
- rmeshstate_t m;
- memset(&m, 0, sizeof(m));
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- GL_DepthMask(true);
- m.tex[0] = R_GetTexture(texture->skin.glow);
- if (m.tex[0])
- GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
- else
- GL_Color(0, 0, 0, 1);
- while((surf = *surfchain++) != NULL)
- {
- if (surf->visframe == r_framecount)
- {
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- {
- GL_VertexPointer(mesh->vertex3f);
- m.pointer_texcoord[0] = mesh->texcoordtexture2f;
- R_Mesh_State_Texture(&m);
- R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
- }
- }
- }
-}
-
-static void RSurfShader_Wall_Vertex_Callback(const void *calldata1, int calldata2)
-{
- const entity_render_t *ent = calldata1;
- const msurface_t *surf = ent->model->brushq1.surfaces + calldata2;
- int rendertype;
- float currentalpha;
- texture_t *texture;
- R_Mesh_Matrix(&ent->matrix);
-
- texture = surf->texinfo->texture;
- if (texture->animated)
- texture = texture->anim_frames[ent->frame != 0][(texture->anim_total[ent->frame != 0] >= 2) ? ((int) (cl.time * 5.0f) % texture->anim_total[ent->frame != 0]) : 0];
-
- currentalpha = ent->alpha;
- if (texture->flags & SURF_WATERALPHA)
- currentalpha *= r_wateralpha.value;
- if (ent->effects & EF_ADDITIVE)
- rendertype = SURFRENDER_ADD;
- else if (currentalpha < 1 || texture->skin.fog != NULL)
- rendertype = SURFRENDER_ALPHA;
- else
- rendertype = SURFRENDER_OPAQUE;
-
- RSurfShader_Wall_Pass_BaseVertex(ent, surf, texture, rendertype, currentalpha);
- if (texture->skin.glow)
- RSurfShader_Wall_Pass_Glow(ent, surf, texture, rendertype, currentalpha);
- if (fogenabled)
- RSurfShader_Wall_Pass_Fog(ent, surf, texture, rendertype, currentalpha);
-}
-
-static void RSurfShader_Wall_Lightmap(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
-{
- const msurface_t *surf;
- msurface_t **chain;
- vec3_t center;
- if (texture->rendertype != SURFRENDER_OPAQUE)
- {
- // transparent vertex shaded from lightmap
- for (chain = surfchain;(surf = *chain) != NULL;chain++)
- {
- if (surf->visframe == r_framecount)
- {
- Matrix4x4_Transform(&ent->matrix, surf->poly_center, center);
- R_MeshQueue_AddTransparent(center, RSurfShader_Wall_Vertex_Callback, ent, surf - ent->model->brushq1.surfaces);
- }
- }
- }
- else if (r_shadow_realtime_world.integer)
- {
- // opaque base lighting
- RSurfShader_OpaqueWall_Pass_OpaqueGlow(ent, texture, surfchain);
- if (fogenabled)
- RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
- }
- else if (r_vertexsurfaces.integer)
- {
- // opaque vertex shaded from lightmap
- for (chain = surfchain;(surf = *chain) != NULL;chain++)
- if (surf->visframe == r_framecount)
- RSurfShader_Wall_Pass_BaseVertex(ent, surf, texture, texture->rendertype, texture->currentalpha);
- if (texture->skin.glow)
- for (chain = surfchain;(surf = *chain) != NULL;chain++)
- if (surf->visframe == r_framecount)
- RSurfShader_Wall_Pass_Glow(ent, surf, texture, texture->rendertype, texture->currentalpha);
- if (fogenabled)
- for (chain = surfchain;(surf = *chain) != NULL;chain++)
- if (surf->visframe == r_framecount)
- RSurfShader_Wall_Pass_Fog(ent, surf, texture, texture->rendertype, texture->currentalpha);
- }
- else
- {
- // opaque lightmapped
- if (r_textureunits.integer >= 2)
- {
- if (r_textureunits.integer >= 3 && gl_combine.integer && r_detailtextures.integer)
- RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(ent, texture, surfchain);
- else
- {
- RSurfShader_OpaqueWall_Pass_BaseDoubleTex(ent, texture, surfchain);
- if (r_detailtextures.integer)
- RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
- }
- }
- else
- {
- RSurfShader_OpaqueWall_Pass_BaseTexture(ent, texture, surfchain);
- RSurfShader_OpaqueWall_Pass_BaseLightmap(ent, texture, surfchain);
- if (r_detailtextures.integer)
- RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
- }
- if (!r_dlightmap.integer && !(ent->effects & EF_FULLBRIGHT))
- RSurfShader_OpaqueWall_Pass_Light(ent, texture, surfchain);
- if (texture->skin.glow)
- RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
- if (fogenabled)
- RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
- }
-}
-
-Cshader_t Cshader_wall_lightmap = {{NULL, RSurfShader_Wall_Lightmap}, SHADERFLAGS_NEEDLIGHTMAP};
-Cshader_t Cshader_water = {{NULL, RSurfShader_Water}, 0};
-Cshader_t Cshader_sky = {{RSurfShader_Sky, NULL}, 0};
-
-int Cshader_count = 3;
-Cshader_t *Cshaders[3] =
-{
- &Cshader_wall_lightmap,
- &Cshader_water,
- &Cshader_sky
-};
-
-void R_UpdateTextureInfo(entity_render_t *ent)
-{
- int i, texframe, alttextures;
- texture_t *t;
-
- if (!ent->model)
- return;
-
- alttextures = ent->frame != 0;
- texframe = (int)(cl.time * 5.0f);
- for (i = 0;i < ent->model->brushq1.numtextures;i++)
- {
- t = ent->model->brushq1.textures + i;
- t->currentalpha = ent->alpha;
- if (t->flags & SURF_WATERALPHA)
- t->currentalpha *= r_wateralpha.value;
- if (ent->effects & EF_ADDITIVE)
- t->rendertype = SURFRENDER_ADD;
- else if (t->currentalpha < 1 || t->skin.fog != NULL)
- t->rendertype = SURFRENDER_ALPHA;
- else
- t->rendertype = SURFRENDER_OPAQUE;
- // we don't need to set currentframe if t->animated is false because
- // it was already set up by the texture loader for non-animating
- if (t->animated)
- t->currentframe = t->anim_frames[alttextures][(t->anim_total[alttextures] >= 2) ? (texframe % t->anim_total[alttextures]) : 0];
- }
-}
-
-void R_PrepareSurfaces(entity_render_t *ent)
-{
- int i, numsurfaces, *surfacevisframes;
- model_t *model;
- msurface_t *surf, *surfaces, **surfchain;
- vec3_t modelorg;
-
- if (!ent->model)
- return;
-
- model = ent->model;
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- numsurfaces = model->brushq1.nummodelsurfaces;
- surfaces = model->brushq1.surfaces + model->brushq1.firstmodelsurface;
- surfacevisframes = model->brushq1.surfacevisframes + model->brushq1.firstmodelsurface;
-
- R_UpdateTextureInfo(ent);
-
- if (r_dynamic.integer && !r_shadow_realtime_dlight.integer)
- R_MarkLights(ent);
-
- if (model->brushq1.light_ambient != r_ambient.value || model->brushq1.light_scalebit != r_lightmapscalebit)
- {
- model->brushq1.light_ambient = r_ambient.value;
- model->brushq1.light_scalebit = r_lightmapscalebit;
- for (i = 0;i < model->brushq1.nummodelsurfaces;i++)
- model->brushq1.surfaces[i + model->brushq1.firstmodelsurface].cached_dlight = true;
- }
- else
- {
- for (i = 0;i < model->brushq1.light_styles;i++)
- {
- if (model->brushq1.light_stylevalue[i] != d_lightstylevalue[model->brushq1.light_style[i]])
- {
- model->brushq1.light_stylevalue[i] = d_lightstylevalue[model->brushq1.light_style[i]];
- for (surfchain = model->brushq1.light_styleupdatechains[i];*surfchain;surfchain++)
- (**surfchain).cached_dlight = true;
- }
- }
- }
-
- for (i = 0, surf = surfaces;i < numsurfaces;i++, surf++)
- {
- if (surfacevisframes[i] == r_framecount)
- {
-#if !WORLDNODECULLBACKFACES
- // mark any backface surfaces as not visible
- if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
- {
- if (!(surf->flags & SURF_PLANEBACK))
- surfacevisframes[i] = -1;
- }
- else
- {
- if ((surf->flags & SURF_PLANEBACK))
- surfacevisframes[i] = -1;
- }
- if (surfacevisframes[i] == r_framecount)
-#endif
- {
- c_faces++;
- surf->visframe = r_framecount;
- if (surf->cached_dlight && surf->lightmaptexture != NULL && !r_vertexsurfaces.integer)
- R_BuildLightMap(ent, surf);
- }
- }
- }
-}
-
-void R_DrawSurfaces(entity_render_t *ent, int type, msurface_t ***chains)
-{
- int i;
- texture_t *t;
- if (ent->model == NULL)
- return;
- R_Mesh_Matrix(&ent->matrix);
- for (i = 0, t = ent->model->brushq1.textures;i < ent->model->brushq1.numtextures;i++, t++)
- if (t->shader->shaderfunc[type] && t->currentframe && chains[i] != NULL)
- t->shader->shaderfunc[type](ent, t->currentframe, chains[i]);
-}
-
-static void R_DrawPortal_Callback(const void *calldata1, int calldata2)
-{
- int i;
- float *v;
- rmeshstate_t m;
- const entity_render_t *ent = calldata1;
- const mportal_t *portal = ent->model->brushq1.portals + calldata2;
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- GL_DepthMask(false);
- GL_DepthTest(true);
- R_Mesh_Matrix(&ent->matrix);
- GL_VertexPointer(varray_vertex3f);
-
- memset(&m, 0, sizeof(m));
- R_Mesh_State_Texture(&m);
-
- i = portal - ent->model->brushq1.portals;
- GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_colorscale,
- ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_colorscale,
- ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_colorscale,
- 0.125f);
- if (PlaneDiff(r_origin, (&portal->plane)) < 0)
- {
- for (i = portal->numpoints - 1, v = varray_vertex3f;i >= 0;i--, v += 3)
- VectorCopy(portal->points[i].position, v);
- }
- else
- for (i = 0, v = varray_vertex3f;i < portal->numpoints;i++, v += 3)
- VectorCopy(portal->points[i].position, v);
- R_Mesh_Draw(portal->numpoints, portal->numpoints - 2, polygonelements);
-}
-
-// LordHavoc: this is just a nice debugging tool, very slow
-static void R_DrawPortals(entity_render_t *ent)
-{
- int i;
- mportal_t *portal, *endportal;
- float temp[3], center[3], f;
- if (ent->model == NULL)
- return;
- for (portal = ent->model->brushq1.portals, endportal = portal + ent->model->brushq1.numportals;portal < endportal;portal++)
- {
- if (portal->numpoints <= POLYGONELEMENTS_MAXPOINTS)
- {
- VectorClear(temp);
- for (i = 0;i < portal->numpoints;i++)
- VectorAdd(temp, portal->points[i].position, temp);
- f = ixtable[portal->numpoints];
- VectorScale(temp, f, temp);
- Matrix4x4_Transform(&ent->matrix, temp, center);
- R_MeshQueue_AddTransparent(center, R_DrawPortal_Callback, ent, portal - ent->model->brushq1.portals);
- }
- }
-}
-
-void R_PrepareBrushModel(entity_render_t *ent)
-{
- int i, numsurfaces, *surfacevisframes, *surfacepvsframes;
- msurface_t *surf;
- model_t *model;
-#if WORLDNODECULLBACKFACES
- vec3_t modelorg;
-#endif
-
- // because bmodels can be reused, we have to decide which things to render
- // from scratch every time
- model = ent->model;
- if (model == NULL)
- return;
-#if WORLDNODECULLBACKFACES
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
-#endif
- numsurfaces = model->brushq1.nummodelsurfaces;
- surf = model->brushq1.surfaces + model->brushq1.firstmodelsurface;
- surfacevisframes = model->brushq1.surfacevisframes + model->brushq1.firstmodelsurface;
- surfacepvsframes = model->brushq1.surfacepvsframes + model->brushq1.firstmodelsurface;
- for (i = 0;i < numsurfaces;i++, surf++)
- {
-#if WORLDNODECULLBACKFACES
- // mark any backface surfaces as not visible
- if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
- {
- if ((surf->flags & SURF_PLANEBACK))
- surfacevisframes[i] = r_framecount;
- }
- else if (!(surf->flags & SURF_PLANEBACK))
- surfacevisframes[i] = r_framecount;
-#else
- surfacevisframes[i] = r_framecount;
-#endif
- surf->dlightframe = -1;
- }
- R_PrepareSurfaces(ent);
-}
-
-void R_SurfaceWorldNode (entity_render_t *ent)
-{
- int i, *surfacevisframes, *surfacepvsframes, surfnum;
- msurface_t *surf;
- mleaf_t *leaf;
- model_t *model;
- vec3_t modelorg;
-
- // equivilant to quake's RecursiveWorldNode but faster and more effective
- model = ent->model;
- if (model == NULL)
- return;
- surfacevisframes = model->brushq1.surfacevisframes + model->brushq1.firstmodelsurface;
- surfacepvsframes = model->brushq1.surfacepvsframes + model->brushq1.firstmodelsurface;
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
-
- for (leaf = model->brushq1.pvsleafchain;leaf;leaf = leaf->pvschain)
- {
- if (!R_CullBox (leaf->mins, leaf->maxs))
- {
- c_leafs++;
- leaf->visframe = r_framecount;
- }
- }
-
- for (i = 0;i < model->brushq1.pvssurflistlength;i++)
- {
- surfnum = model->brushq1.pvssurflist[i];
- surf = model->brushq1.surfaces + surfnum;
-#if WORLDNODECULLBACKFACES
- if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
- {
- if ((surf->flags & SURF_PLANEBACK) && !R_CullBox (surf->poly_mins, surf->poly_maxs))
- surfacevisframes[surfnum] = r_framecount;
- }
- else
- {
- if (!(surf->flags & SURF_PLANEBACK) && !R_CullBox (surf->poly_mins, surf->poly_maxs))
- surfacevisframes[surfnum] = r_framecount;
- }
-#else
- if (!R_CullBox (surf->poly_mins, surf->poly_maxs))
- surfacevisframes[surfnum] = r_framecount;
-#endif
- }
-}
-
-static void R_PortalWorldNode(entity_render_t *ent, mleaf_t *viewleaf)
-{
- int c, leafstackpos, *mark, *surfacevisframes, bitnum;
-#if WORLDNODECULLBACKFACES
- int n;
- msurface_t *surf;
-#endif
- mleaf_t *leaf, *leafstack[8192];
- mportal_t *p;
- vec3_t modelorg;
- msurface_t *surfaces;
- if (ent->model == NULL)
- return;
- // LordHavoc: portal-passage worldnode with PVS;
- // follows portals leading outward from viewleaf, does not venture
- // offscreen or into leafs that are not visible, faster than Quake's
- // RecursiveWorldNode
- surfaces = ent->model->brushq1.surfaces;
- surfacevisframes = ent->model->brushq1.surfacevisframes;
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- viewleaf->worldnodeframe = r_framecount;
- leafstack[0] = viewleaf;
- leafstackpos = 1;
- while (leafstackpos)
- {
- c_leafs++;
- leaf = leafstack[--leafstackpos];
- leaf->visframe = r_framecount;
- // draw any surfaces bounding this leaf
- if (leaf->nummarksurfaces)
- {
- for (c = leaf->nummarksurfaces, mark = leaf->firstmarksurface;c;c--)
- {
-#if WORLDNODECULLBACKFACES
- n = *mark++;
- if (surfacevisframes[n] != r_framecount)
- {
- surf = surfaces + n;
- if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
- {
- if ((surf->flags & SURF_PLANEBACK))
- surfacevisframes[n] = r_framecount;
- }
- else
- {
- if (!(surf->flags & SURF_PLANEBACK))
- surfacevisframes[n] = r_framecount;
- }
- }
-#else
- surfacevisframes[*mark++] = r_framecount;
-#endif
- }
- }
- // follow portals into other leafs
- for (p = leaf->portals;p;p = p->next)
- {
- // LordHavoc: this DotProduct hurts less than a cache miss
- // (which is more likely to happen if backflowing through leafs)
- if (DotProduct(modelorg, p->plane.normal) < (p->plane.dist + 1))
- {
- leaf = p->past;
- if (leaf->worldnodeframe != r_framecount)
- {
- leaf->worldnodeframe = r_framecount;
- // FIXME: R_CullBox is absolute, should be done relative
- bitnum = (leaf - ent->model->brushq1.leafs) - 1;
- if ((r_pvsbits[bitnum >> 3] & (1 << (bitnum & 7))) && !R_CullBox(leaf->mins, leaf->maxs))
- leafstack[leafstackpos++] = leaf;
- }
- }
- }
- }
-}
-
-void R_PVSUpdate (entity_render_t *ent, mleaf_t *viewleaf)
-{
- int j, c, *surfacepvsframes, *mark;
- mleaf_t *leaf;
- model_t *model;
-
- model = ent->model;
- if (model && (model->brushq1.pvsviewleaf != viewleaf || model->brushq1.pvsviewleafnovis != r_novis.integer))
- {
- model->brushq1.pvsframecount++;
- model->brushq1.pvsviewleaf = viewleaf;
- model->brushq1.pvsviewleafnovis = r_novis.integer;
- model->brushq1.pvsleafchain = NULL;
- model->brushq1.pvssurflistlength = 0;
- if (viewleaf)
- {
- surfacepvsframes = model->brushq1.surfacepvsframes;
- for (j = 0;j < model->brushq1.visleafs;j++)
- {
- if (r_pvsbits[j >> 3] & (1 << (j & 7)))
- {
- leaf = model->brushq1.leafs + j + 1;
- leaf->pvsframe = model->brushq1.pvsframecount;
- leaf->pvschain = model->brushq1.pvsleafchain;
- model->brushq1.pvsleafchain = leaf;
- // mark surfaces bounding this leaf as visible
- for (c = leaf->nummarksurfaces, mark = leaf->firstmarksurface;c;c--, mark++)
- surfacepvsframes[*mark] = model->brushq1.pvsframecount;
- }
- }
- model->brushq1.BuildPVSTextureChains(model);
- }
- }
-}
-
-void R_WorldVisibility(entity_render_t *ent)
-{
- vec3_t modelorg;
- mleaf_t *viewleaf;
-
- Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
- viewleaf = (ent->model && ent->model->brushq1.PointInLeaf) ? ent->model->brushq1.PointInLeaf(ent->model, modelorg) : NULL;
- R_PVSUpdate(ent, viewleaf);
-
- if (!viewleaf)
- return;
-
- if (r_surfaceworldnode.integer || viewleaf->contents == CONTENTS_SOLID)
- R_SurfaceWorldNode (ent);
- else
- R_PortalWorldNode (ent, viewleaf);
-}
-
-void R_DrawWorld(entity_render_t *ent)
-{
- if (ent->model == NULL)
- return;
- if (!ent->model->brushq1.numleafs && ent->model->Draw)
- ent->model->Draw(ent);
- else
- {
- R_PrepareSurfaces(ent);
- R_DrawSurfaces(ent, SHADERSTAGE_SKY, ent->model->brushq1.pvstexturechains);
- R_DrawSurfaces(ent, SHADERSTAGE_NORMAL, ent->model->brushq1.pvstexturechains);
- if (r_drawportals.integer)
- R_DrawPortals(ent);
- }
-}
-
-void R_Model_Brush_DrawSky(entity_render_t *ent)
-{
- if (ent->model == NULL)
- return;
- if (ent != &cl_entities[0].render)
- R_PrepareBrushModel(ent);
- R_DrawSurfaces(ent, SHADERSTAGE_SKY, ent->model->brushq1.pvstexturechains);
-}
-
-void R_Model_Brush_Draw(entity_render_t *ent)
-{
- if (ent->model == NULL)
- return;
- c_bmodels++;
- if (ent != &cl_entities[0].render)
- R_PrepareBrushModel(ent);
- R_DrawSurfaces(ent, SHADERSTAGE_NORMAL, ent->model->brushq1.pvstexturechains);
-}
-
-void R_Model_Brush_DrawShadowVolume (entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
-{
- int i;
- msurface_t *surf;
- float projectdistance, f, temp[3], lightradius2;
- surfmesh_t *mesh;
- if (ent->model == NULL)
- return;
- R_Mesh_Matrix(&ent->matrix);
- lightradius2 = lightradius * lightradius;
- R_UpdateTextureInfo(ent);
- projectdistance = 1000000000.0f;//lightradius + ent->model->radius;
- for (i = 0, surf = ent->model->brushq1.surfaces + ent->model->brushq1.firstmodelsurface;i < ent->model->brushq1.nummodelsurfaces;i++, surf++)
- {
- if (surf->texinfo->texture->rendertype == SURFRENDER_OPAQUE && surf->flags & SURF_SHADOWCAST)
- {
- f = PlaneDiff(relativelightorigin, surf->plane);
- if (surf->flags & SURF_PLANEBACK)
- f = -f;
- // draw shadows only for frontfaces and only if they are close
- if (f >= 0.1 && f < lightradius)
- {
- temp[0] = bound(surf->poly_mins[0], relativelightorigin[0], surf->poly_maxs[0]) - relativelightorigin[0];
- temp[1] = bound(surf->poly_mins[1], relativelightorigin[1], surf->poly_maxs[1]) - relativelightorigin[1];
- temp[2] = bound(surf->poly_mins[2], relativelightorigin[2], surf->poly_maxs[2]) - relativelightorigin[2];
- if (DotProduct(temp, temp) < lightradius2)
- for (mesh = surf->mesh;mesh;mesh = mesh->chain)
- R_Shadow_Volume(mesh->numverts, mesh->numtriangles, mesh->vertex3f, mesh->element3i, mesh->neighbor3i, relativelightorigin, lightradius, projectdistance);
- }
- }
- }
-}
-
-void R_Model_Brush_DrawLightForSurfaceList(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, msurface_t **surflist, int numsurfaces, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz)
-{
- int surfnum;
- msurface_t *surf;
- texture_t *t;
- surfmesh_t *mesh;
- if (ent->model == NULL)
- return;
- R_Mesh_Matrix(&ent->matrix);
- R_UpdateTextureInfo(ent);
- for (surfnum = 0;surfnum < numsurfaces;surfnum++)
- {
- surf = surflist[surfnum];
- if (surf->visframe == r_framecount)