r_ambient no longer alters the lightmap in q1bsp, instead it adds another render...

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4106 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/gl_rsurf.c b/gl_rsurf.c
index 01fa9408ecb8b710a6e9160a1c645862f868d0e7..56daf49ec7a03fedeb47e5d226f2fe25be88dbd7 100644 (file)
--- a/gl_rsurf.c
+++ b/gl_rsurf.c
@@ -279,14 +279,7 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
                else
                {
        // clear to no light
-                       j = r_ambient.value * 512.0f; // would be 128.0f logically, but using 512.0f to match winquake style
-                       if (j)
-                       {
-                               for (i = 0;i < size3;i++)
-                                       *bl++ = j;
-                       }
-                       else
-                               memset(bl, 0, size*3*sizeof(unsigned int));
+                       memset(bl, 0, size*3*sizeof(unsigned int));
 
                        if (surf->dlightframe == r_framecount)
                        {
@@ -360,33 +353,29 @@ static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
        // set to full bright if no light data
                bl = floatblocklights;
                if (!ent->model->brushq1.lightdata)
-                       j = 255*256;
-               else
-                       j = r_ambient.value * 512.0f; // would be 128.0f logically, but using 512.0f to match winquake style
-
-               // clear to no light
-               if (j)
                {
                        for (i = 0;i < size3;i++)
-                               *bl++ = j;
+                               bl[i] = 255*256;
                }
                else
-                       memset(bl, 0, size*3*sizeof(float));
-
-               if (surf->dlightframe == r_framecount)
                {
-                       surf->cached_dlight = R_FloatAddDynamicLights(&ent->inversematrix, surf);
-                       if (surf->cached_dlight)
-                               c_light_polys++;
-               }
-
-               // add all the lightmaps
-               if (lightmap)
-               {
-                       bl = floatblocklights;
-                       for (maps = 0;maps < MAXLIGHTMAPS && surf->styles[maps] != 255;maps++, lightmap += size3)
-                               for (scale = d_lightstylevalue[surf->styles[maps]], i = 0;i < size3;i++)
-                                       bl[i] += lightmap[i] * scale;
+                       memset(bl, 0, size*3*sizeof(float));
+       
+                       if (surf->dlightframe == r_framecount)
+                       {
+                               surf->cached_dlight = R_FloatAddDynamicLights(&ent->inversematrix, surf);
+                               if (surf->cached_dlight)
+                                       c_light_polys++;
+                       }
+       
+                       // add all the lightmaps
+                       if (lightmap)
+                       {
+                               bl = floatblocklights;
+                               for (maps = 0;maps < MAXLIGHTMAPS && surf->styles[maps] != 255;maps++, lightmap += size3)
+                                       for (scale = d_lightstylevalue[surf->styles[maps]], i = 0;i < size3;i++)
+                                               bl[i] += lightmap[i] * scale;
+                       }
                }
 
                stain = surf->stainsamples;
@@ -1138,6 +1127,30 @@ static void RSurfShader_OpaqueWall_Pass_BaseLightmap(const entity_render_t *ent,
        }
 }
 
+static void RSurfShader_OpaqueWall_Pass_BaseAmbient(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
+{
+       const msurface_t *surf;
+       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);
+       GL_Color(r_ambient.value * (1.0f / 128.0f), r_ambient.value * (1.0f / 128.0f), r_ambient.value * (1.0f / 128.0f), 1);
+       while((surf = *surfchain++) != NULL)
+       {
+               if (surf->visframe == r_framecount)
+               {
+                       m.pointer_vertex = surf->mesh.data_vertex3f;
+                       m.pointer_texcoord[0] = surf->mesh.data_texcoordtexture2f;
+                       R_Mesh_State(&m);
+                       GL_LockArrays(0, surf->mesh.num_vertices);
+                       R_Mesh_Draw(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_element3i);
+                       GL_LockArrays(0, 0);
+               }
+       }
+}
+
 static void RSurfShader_OpaqueWall_Pass_Fog(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
 {
        const msurface_t *surf;
@@ -1306,6 +1319,18 @@ static void R_DrawSurfaceChain(const entity_render_t *ent, const texture_t *text
                        if (fogenabled)
                                RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
                }
+               else if (r_ambient.value > 0)
+               {
+                       RSurfShader_OpaqueWall_Pass_BaseTexture(ent, texture, surfchain);
+                       RSurfShader_OpaqueWall_Pass_BaseLightmap(ent, texture, surfchain);
+                       RSurfShader_OpaqueWall_Pass_BaseAmbient(ent, texture, surfchain);
+                       if (r_detailtextures.integer)
+                               RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
+                       if (texture->skin.glow)
+                               RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
+                       if (fogenabled)
+                               RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
+               }
                else if (r_textureunits.integer >= 4 && gl_combine.integer && r_detailtextures.integer)
                {
                        RSurfShader_OpaqueWall_Pass_BaseCombine_TextureLightmapDetailGlow(ent, texture, surfchain);
@@ -1400,22 +1425,13 @@ void R_UpdateLightmapInfo(entity_render_t *ent)
                return;
        if (r_dynamic.integer && !r_shadow_realtime_dlight.integer)
                R_MarkLights(ent);
-       if (model->brushq1.light_ambient != r_ambient.value)
+       for (i = 0;i < model->brushq1.light_styles;i++)
        {
-               model->brushq1.light_ambient = r_ambient.value;
-               for (i = 0;i < model->nummodelsurfaces;i++)
-                       model->brushq1.surfaces[i + model->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]])
                {
-                       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 (surfacechain = model->brushq1.light_styleupdatechains[i];(surface = *surfacechain);surfacechain++)
-                                       surface->cached_dlight = true;
-                       }
+                       model->brushq1.light_stylevalue[i] = d_lightstylevalue[model->brushq1.light_style[i]];
+                       for (surfacechain = model->brushq1.light_styleupdatechains[i];(surface = *surfacechain);surfacechain++)
+                               surface->cached_dlight = true;
                }
        }
 }

diff --git a/model_shared.h b/model_shared.h
index 04012cd552552c874f7f80f437d76bef44012981..5cb24514ff8bc05fb86bf5e05663025f4321e619 100644 (file)
--- a/model_shared.h
+++ b/model_shared.h
@@ -277,7 +277,6 @@ typedef struct model_brushq1_s
        int                             *light_stylevalue;
        msurface_t              ***light_styleupdatechains;
        msurface_t              **light_styleupdatechainsbuffer;
-       float                   light_ambient;
 
        mleaf_t *(*PointInLeaf)(struct model_s *model, const float *p);
        void (*BuildPVSTextureChains)(struct model_s *model);