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changeset 687:e009805443ce

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span xyz
author yutaka@henri.cr.ie.u-ryukyu.ac.jp
date Sun, 06 Dec 2009 20:04:47 +0900
parents 72d8bd31fc8c
children 91e6767f09d9 9d1bcc07734b
files Renderer/Engine/spe/DrawSpan.cc
diffstat 1 files changed, 17 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/Renderer/Engine/spe/DrawSpan.cc	Sun Dec 06 17:37:20 2009 +0900
+++ b/Renderer/Engine/spe/DrawSpan.cc	Sun Dec 06 20:04:47 2009 +0900
@@ -39,8 +39,11 @@
 // static    TilePtr isAvailableTile(memaddr addr);
 static    memaddr getTile(int tx, int ty, int tw, memaddr tex_addr_top);
 static    int getTexBlock(int tx, int ty, int twidth);
-static    void updateBuffer(Gptr g, float zpos, int rangex, int x, int y,
-                      int tex_x, int tex_y, float normal_x, float nomral_x, float normal_z, TilePtr tile);
+
+static    void updateBuffer(Gptr g, float zpos, int rangex, int loaclx, int localy,
+                            int tex_x, int tex_y, float normal_x, float nomral_x, float normal_z,
+			    TilePtr tile, int world_x, int world_y, float world_z,SchedTask *smanager);
+
 
 
 // static    void reboot(SpanPackPtr spack, int cur_span_x);
@@ -180,7 +183,8 @@
  */
 static void
 updateBuffer(Gptr g, float zpos, int rangex, int x, int y, int tex_x, int tex_y,
-                       float normal_x, float normal_y, float normal_z, TilePtr tile)
+	     float normal_x, float normal_y, float normal_z, TilePtr tile,
+	     int world_x, int world_y, float world_z, SchedTask *smanager)
 {
 
     int color = get_rgb(tex_x, tex_y, tile);
@@ -258,7 +262,8 @@
 
         updateBuffer(g, zpos, rangex, localx, localy,
                      tex_localx, tex_localy,
-                     normal_x,normal_y,normal_z,tile);
+                     normal_x,normal_y,normal_z,tile,
+		     span->x, span->y, zpos, smanager);
     }
 
     return -1;
@@ -319,6 +324,10 @@
     float zpos1 = span->start_z;
     float zpos2 = span->end_z;
 
+    //spanを右から左に見ていくうちに、zが下がるのか、上がっていくのか。
+    float z_inclination = (zpos1 - zpos2) / x_len;
+    float world_z = zpos2;
+
     // Tile 内での座標
     int localx, localy = getLocalY(span->y-1);
 
@@ -328,6 +337,8 @@
     for (int j = je; j >= js; j--) {
         float tex_x, tex_y, tex_z;
 
+	world_z += z_inclination;
+
         localx = getLocalX(x-1+j);
 
         tex_z = zpos1*(x_len-1-j)/(x_len-1) + zpos2*j/(x_len-1);
@@ -357,7 +368,8 @@
 
             updateBuffer(g, tex_z, rangex, localx, localy,
                          tex_localx, tex_localy,
-                         normal_x, normal_y, normal_z, tile);
+                         normal_x, normal_y, normal_z, tile,
+			 span->x+j, span->y, world_z, smanager);
         }
     }