]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rmain.c
optimizations to rendering
[xonotic/darkplaces.git] / gl_rmain.c
index 7640985bc9fee4f338c52a0354a2660e93ab5429..d0a46fa24af4c1ed6422a427904fdfcf8020b728 100644 (file)
@@ -21,8 +21,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 
-entity_render_t *currentrenderentity;
-
 // used for dlight push checking and other things
 int r_framecount;
 
@@ -351,6 +349,7 @@ void Render_Init(void)
        R_Textures_Init();
        Mod_RenderInit();
        gl_backend_init();
+       R_MeshQueue_Init();
        GL_Draw_Init();
        GL_Main_Init();
        GL_Models_Init();
@@ -388,6 +387,11 @@ static void R_MarkEntities (void)
 {
        int i;
        vec3_t v;
+       entity_render_t *ent;
+
+       ent = &cl_entities[0].render;
+       Matrix4x4_CreateIdentity(&ent->matrix);
+       Matrix4x4_CreateIdentity(&ent->inversematrix);
 
        R_FarClip_Box(cl.worldmodel->normalmins, cl.worldmodel->normalmaxs);
 
@@ -396,45 +400,52 @@ static void R_MarkEntities (void)
 
        for (i = 0;i < r_refdef.numentities;i++)
        {
-               currentrenderentity = r_refdef.entities[i];
-               Mod_CheckLoaded(currentrenderentity->model);
+               ent = r_refdef.entities[i];
+               Mod_CheckLoaded(ent->model);
 
                // move view-relative models to where they should be
-               if (currentrenderentity->flags & RENDER_VIEWMODEL)
+               if (ent->flags & RENDER_VIEWMODEL)
                {
                        // remove flag so it will not be repeated incase RelinkEntities is not called again for a while
-                       currentrenderentity->flags -= RENDER_VIEWMODEL;
+                       ent->flags -= RENDER_VIEWMODEL;
                        // transform origin
-                       VectorCopy(currentrenderentity->origin, v);
-                       currentrenderentity->origin[0] = v[0] * vpn[0] + v[1] * vright[0] + v[2] * vup[0] + r_origin[0];
-                       currentrenderentity->origin[1] = v[0] * vpn[1] + v[1] * vright[1] + v[2] * vup[1] + r_origin[1];
-                       currentrenderentity->origin[2] = v[0] * vpn[2] + v[1] * vright[2] + v[2] * vup[2] + r_origin[2];
+                       VectorCopy(ent->origin, v);
+                       ent->origin[0] = v[0] * vpn[0] + v[1] * vright[0] + v[2] * vup[0] + r_origin[0];
+                       ent->origin[1] = v[0] * vpn[1] + v[1] * vright[1] + v[2] * vup[1] + r_origin[1];
+                       ent->origin[2] = v[0] * vpn[2] + v[1] * vright[2] + v[2] * vup[2] + r_origin[2];
                        // adjust angles
-                       VectorAdd(currentrenderentity->angles, r_refdef.viewangles, currentrenderentity->angles);
+                       VectorAdd(ent->angles, r_refdef.viewangles, ent->angles);
                }
 
-               if (currentrenderentity->angles[0] || currentrenderentity->angles[2])
+               if (ent->angles[0] || ent->angles[2])
                {
-                       VectorMA(currentrenderentity->origin, currentrenderentity->scale, currentrenderentity->model->rotatedmins, currentrenderentity->mins);
-                       VectorMA(currentrenderentity->origin, currentrenderentity->scale, currentrenderentity->model->rotatedmaxs, currentrenderentity->maxs);
+                       VectorMA(ent->origin, ent->scale, ent->model->rotatedmins, ent->mins);
+                       VectorMA(ent->origin, ent->scale, ent->model->rotatedmaxs, ent->maxs);
                }
-               else if (currentrenderentity->angles[1])
+               else if (ent->angles[1])
                {
-                       VectorMA(currentrenderentity->origin, currentrenderentity->scale, currentrenderentity->model->yawmins, currentrenderentity->mins);
-                       VectorMA(currentrenderentity->origin, currentrenderentity->scale, currentrenderentity->model->yawmaxs, currentrenderentity->maxs);
+                       VectorMA(ent->origin, ent->scale, ent->model->yawmins, ent->mins);
+                       VectorMA(ent->origin, ent->scale, ent->model->yawmaxs, ent->maxs);
                }
                else
                {
-                       VectorMA(currentrenderentity->origin, currentrenderentity->scale, currentrenderentity->model->normalmins, currentrenderentity->mins);
-                       VectorMA(currentrenderentity->origin, currentrenderentity->scale, currentrenderentity->model->normalmaxs, currentrenderentity->maxs);
+                       VectorMA(ent->origin, ent->scale, ent->model->normalmins, ent->mins);
+                       VectorMA(ent->origin, ent->scale, ent->model->normalmaxs, ent->maxs);
                }
-               if (R_VisibleCullBox(currentrenderentity->mins, currentrenderentity->maxs))
+               if (R_VisibleCullBox(ent->mins, ent->maxs))
                        continue;
 
-               R_LerpAnimation(currentrenderentity);
-               currentrenderentity->visframe = r_framecount;
+               VectorCopy(ent->angles, v);
+               if (ent->model->type != mod_brush)
+                       v[0] = -v[0];
+               Matrix4x4_CreateFromQuakeEntity(&ent->matrix, ent->origin[0], ent->origin[1], ent->origin[2], v[0], v[1], v[2], ent->scale);
+               Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
+               R_LerpAnimation(ent);
+               ent->visframe = r_framecount;
+
+               R_FarClip_Box(ent->mins, ent->maxs);
 
-               R_FarClip_Box(currentrenderentity->mins, currentrenderentity->maxs);
+               R_UpdateEntLights(ent);
        }
 }
 
@@ -442,6 +453,7 @@ static void R_MarkEntities (void)
 int R_DrawBModelSky (void)
 {
        int i, sky;
+       entity_render_t *ent;
 
        if (!r_drawentities.integer)
                return false;
@@ -449,10 +461,10 @@ int R_DrawBModelSky (void)
        sky = false;
        for (i = 0;i < r_refdef.numentities;i++)
        {
-               currentrenderentity = r_refdef.entities[i];
-               if (currentrenderentity->visframe == r_framecount && currentrenderentity->model->DrawSky)
+               ent = r_refdef.entities[i];
+               if (ent->visframe == r_framecount && ent->model->DrawSky)
                {
-                       currentrenderentity->model->DrawSky();
+                       ent->model->DrawSky(ent);
                        sky = true;
                }
        }
@@ -462,15 +474,16 @@ int R_DrawBModelSky (void)
 void R_DrawModels (void)
 {
        int i;
+       entity_render_t *ent;
 
        if (!r_drawentities.integer)
                return;
 
        for (i = 0;i < r_refdef.numentities;i++)
        {
-               currentrenderentity = r_refdef.entities[i];
-               if (currentrenderentity->visframe == r_framecount && currentrenderentity->model->Draw)
-                       currentrenderentity->model->Draw();
+               ent = r_refdef.entities[i];
+               if (ent->visframe == r_framecount && ent->model->Draw)
+                       ent->model->Draw(ent);
        }
 }
 
@@ -481,16 +494,18 @@ R_DrawViewModel
 */
 void R_DrawViewModel (void)
 {
+       entity_render_t *ent;
+
        // FIXME: move these checks to client
        if (!r_drawviewmodel.integer || chase_active.integer || envmap || !r_drawentities.integer || cl.items & IT_INVISIBILITY || cl.stats[STAT_HEALTH] <= 0 || !cl.viewent.render.model)
                return;
 
-       currentrenderentity = &cl.viewent.render;
-       Mod_CheckLoaded(currentrenderentity->model);
+       ent = &cl.viewent.render;
+       Mod_CheckLoaded(ent->model);
 
-       R_LerpAnimation(currentrenderentity);
+       R_LerpAnimation(ent);
 
-       currentrenderentity->model->Draw();
+       ent->model->Draw(ent);
 }
 
 static void R_SetFrustum (void)
@@ -557,12 +572,12 @@ static void R_BlendView(void)
                return;
 
        memset(&m, 0, sizeof(m));
-       m.transparent = false;
        m.blendfunc1 = GL_SRC_ALPHA;
        m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
        m.depthdisable = true; // magic
        m.numtriangles = 1;
        m.numverts = 3;
+       Matrix4x4_CreateIdentity(&m.matrix);
        if (R_Mesh_Draw_GetBuffer(&m, false))
        {
                m.index[0] = 0;
@@ -596,6 +611,7 @@ r_refdef must be set before the first call
 */
 void R_RenderView (void)
 {
+       entity_render_t *world = &cl_entities[0].render;
        if (!cl.worldmodel)
                return; //Host_Error ("R_RenderView: NULL worldmodel");
 
@@ -613,19 +629,22 @@ void R_RenderView (void)
 
        R_TimeReport("setup");
 
-       R_DrawWorld();
+       R_DrawWorld(world);
        R_TimeReport("worldnode");
 
        R_MarkEntities();
        R_TimeReport("markentity");
 
-       R_MarkWorldLights();
+       R_SurfMarkLights(world);
        R_TimeReport("marklights");
 
        r_farclip = R_FarClip_Finish() + 256.0f;
 
        R_Mesh_Start(r_farclip);
 
+       R_MeshQueue_BeginScene();
+
+
        if (skyrendermasked)
        {
                if (R_DrawBModelSky())
@@ -637,17 +656,16 @@ void R_RenderView (void)
                R_TimeReport("viewmodel");
        }
 
-       R_SetupForWorldRendering();
-       R_PrepareSurfaces();
+       R_PrepareSurfaces(world);
        R_TimeReport("surfprep");
 
-       R_DrawSurfaces(SHADERSTAGE_SKY);
-       R_DrawSurfaces(SHADERSTAGE_NORMAL);
+       R_DrawSurfaces(world, SHADERSTAGE_SKY);
+       R_DrawSurfaces(world, SHADERSTAGE_NORMAL);
        R_TimeReport("surfdraw");
 
        if (r_drawportals.integer)
        {
-               R_DrawPortals();
+               R_DrawPortals(world);
                R_TimeReport("portals");
        }
 
@@ -670,20 +688,22 @@ void R_RenderView (void)
        R_DrawExplosions();
        R_TimeReport("explosions");
 
-       // draw transparent meshs
-       R_Mesh_AddTransparent();
+       R_MeshQueue_RenderTransparent();
        R_TimeReport("addtrans");
 
        R_DrawCoronas();
        R_TimeReport("coronas");
 
+       R_DrawCrosshair();
+       R_TimeReport("crosshair");
+
        R_BlendView();
        R_TimeReport("blendview");
 
-       R_DrawCrosshair();
-       R_TimeReport("crosshair");
+       R_MeshQueue_Render();
+
+       R_MeshQueue_EndScene();
 
-       // render any queued meshs
        R_Mesh_Finish();
        R_TimeReport("meshfinish");
 }