From: Dana Jansens <danakj@orodu.net>
Date: Sun, 16 Mar 2008 03:42:53 +0000 (-0400)
Subject: speed up moving a lot with glxrender and fix its stacking of shadows
X-Git-Url: http://git.openbox.org/?a=commitdiff_plain;h=4dbc2adcf5aa7aff516d2f1dd6635e4a08c16ae8;p=dana%2Fdcompmgr.git

speed up moving a lot with glxrender and fix its stacking of shadows
---

diff --git a/glxrender.c b/glxrender.c
index ed17279..e0c1cce 100644
--- a/glxrender.c
+++ b/glxrender.c
@@ -33,7 +33,6 @@ typedef struct {
     void (*screen_root_pixmap_change)(d_screen_t *sc);
     void (*window_show)(d_window_t *w);
     void (*window_zombie_dead)(d_window_t *w);
-    void (*window_move)(d_window_t *w);
     void (*window_resize)(d_window_t *w);
     void (*window_reshape)(d_window_t *w);
 
@@ -66,8 +65,9 @@ static void glxrender_paint(d_screen_t *sc);
 static void glxrender_root_pixmap_change(d_screen_t *sc);
 static void paint_root(d_screen_t *sc, data_t *d);
 static void paint_window(d_window_t *window, data_t *d, window_data_t *wd,
+                         int x, int y, GLfloat z);
+static void paint_shadow(data_t *d, window_data_t *wd, int x, int y,
                          GLfloat z);
-static void paint_shadow(data_t *d, window_data_t *wd, GLfloat z);
 static void glxrender_update_window_pixmap(d_window_t *w, data_t *d,
                                            window_data_t *wd);
 static void glxrender_update_window_region(d_window_t *w, window_data_t *wd);
@@ -78,7 +78,6 @@ static void glxrender_update_root_pixmap(d_screen_t *sc, data_t *d);
 
 static void glxrender_window_show(d_window_t *window);
 static void glxrender_window_zombie_dead(d_window_t *window);
-static void glxrender_window_move(d_window_t *window);
 static void glxrender_window_resize(d_window_t *window);
 static void glxrender_window_reshape(d_window_t *window);
 
@@ -102,7 +101,6 @@ glxrender_init(d_screen_t *sc, int id)
     d->window_show = sc->window_show;
     d->window_zombie_dead = sc->window_zombie_dead;
     d->window_resize = sc->window_resize;
-    d->window_move = sc->window_move;
     d->window_reshape = sc->window_reshape;
     screen_add_plugin_data(sc, plugin_id, d);
 
@@ -111,7 +109,6 @@ glxrender_init(d_screen_t *sc, int id)
     sc->window_show = glxrender_window_show;
     sc->window_zombie_dead = glxrender_window_zombie_dead;
     sc->window_resize = glxrender_window_resize;
-    sc->window_move = glxrender_window_move;
     sc->window_reshape = glxrender_window_reshape;
 
     d->shadowalpha = 0.2f; /* 20% */
@@ -450,10 +447,10 @@ glxrender_update_window_region(d_window_t *w, window_data_t *wd)
             (GLfloat)(rects[i].y - area.y + rects[i].height) /
             (GLfloat)area.height;
 
-        wd->vertices[i+LEFT] = rects[i].x;
-        wd->vertices[i+TOP] = rects[i].y;
-        wd->vertices[i+RIGHT] = rects[i].x + rects[i].width;
-        wd->vertices[i+BOTTOM] = rects[i].y + rects[i].height;
+        wd->vertices[i+LEFT] = rects[i].x - x;
+        wd->vertices[i+TOP] = rects[i].y - y;
+        wd->vertices[i+RIGHT] = rects[i].x - x + rects[i].width;
+        wd->vertices[i+BOTTOM] = rects[i].y - y + rects[i].height;
     }
 
     if (rep)
@@ -513,22 +510,6 @@ glxrender_window_resize(d_window_t *w)
     glxrender_update_window_pixmap(w, d, wd);
 }
 
-static void
-glxrender_window_move(d_window_t *w)
-{
-    data_t *d;
-    window_data_t *wd;
-
-    d = screen_find_plugin_data(w->sc, plugin_id);
-    wd = window_find_plugin_data(w, plugin_id);
-
-    /* pass it on */
-    d->window_move(w);
-
-    assert(wd != NULL);
-    glxrender_update_window_region(w, wd);
-}
-
 static void
 glxrender_window_reshape(d_window_t *w)
 {
@@ -598,7 +579,7 @@ glxrender_paint(d_screen_t *sc)
 
                 //glPushMatrix();
 
-                paint_window(w, d, wd, z + 0.05f);
+                paint_window(w, d, wd, x, y, z - 0.05f);
 
                 //glPopMatrix();
             }
@@ -647,12 +628,12 @@ glxrender_paint(d_screen_t *sc)
             alpha /= 0xffff;
             if (alpha >= 0.01) {
                 glColor4f(0.0f, 0.0f, 0.0f, alpha);
-                paint_shadow(d, wd, z);
+                paint_shadow(d, wd, x, y, z);
             }
 
             if (!opaque) {
                 glColor4us(opac, opac, opac, opac);
-                paint_window(w, d, wd, z + 0.05f);
+                paint_window(w, d, wd, x, y, z + 0.05f);
             }
 
             //glPopMatrix();
@@ -694,7 +675,8 @@ paint_root(d_screen_t *sc, data_t *d)
 }
 
 static void
-paint_window(d_window_t *w, data_t *d, window_data_t *wd, GLfloat z)
+paint_window(d_window_t *w, data_t *d, window_data_t *wd, int x, int y,
+             GLfloat z)
 {
     int i;
 
@@ -708,13 +690,13 @@ paint_window(d_window_t *w, data_t *d, window_data_t *wd, GLfloat z)
     glBegin(GL_QUADS);
     for (i = 0; i < wd->nrects * 4; i += 4) {
         glTexCoord2f(wd->texcoords[i+LEFT], wd->texcoords[i+TOP]);
-        glVertex3f(wd->vertices[i+LEFT], wd->vertices[i+TOP], z);
+        glVertex3f(x+wd->vertices[i+LEFT], y+wd->vertices[i+TOP], z);
         glTexCoord2f(wd->texcoords[i+RIGHT], wd->texcoords[i+TOP]);
-        glVertex3f(wd->vertices[i+RIGHT], wd->vertices[i+TOP], z);
+        glVertex3f(x+wd->vertices[i+RIGHT], y+wd->vertices[i+TOP], z);
         glTexCoord2f(wd->texcoords[i+RIGHT], wd->texcoords[i+BOTTOM]);
-        glVertex3f(wd->vertices[i+RIGHT], wd->vertices[i+BOTTOM], z);
+        glVertex3f(x+wd->vertices[i+RIGHT], y+wd->vertices[i+BOTTOM], z);
         glTexCoord2f(wd->texcoords[i+LEFT], wd->texcoords[i+BOTTOM]);
-        glVertex3f(wd->vertices[i+LEFT], wd->vertices[i+BOTTOM], z);
+        glVertex3f(x+wd->vertices[i+LEFT], y+wd->vertices[i+BOTTOM], z);
     }
     glEnd();
 
@@ -722,10 +704,8 @@ paint_window(d_window_t *w, data_t *d, window_data_t *wd, GLfloat z)
 }
 
 static void
-paint_shadow(data_t *d, window_data_t *wd, GLfloat z)
+paint_shadow(data_t *d, window_data_t *wd, int x, int y, GLfloat z)
 {
-    int xoff = d->xshadowoff;
-    int yoff = d->yshadowoff;
     int i;
 
     if (wd->nrects < 1) return;
@@ -733,16 +713,19 @@ paint_shadow(data_t *d, window_data_t *wd, GLfloat z)
     /* shape the shadow to the window */
     glBindTexture(GL_TEXTURE_2D, wd->texname);
 
+    x += d->xshadowoff;
+    y += d->yshadowoff;
+
     glBegin(GL_QUADS);
     for (i = 0; i < wd->nrects * 4; i += 4) {
         glTexCoord2f(wd->texcoords[i+LEFT], wd->texcoords[i+TOP]);
-        glVertex3f(xoff+wd->vertices[i+LEFT], yoff+wd->vertices[i+TOP], z);
+        glVertex3f(x+wd->vertices[i+LEFT], y+wd->vertices[i+TOP], z);
         glTexCoord2f(wd->texcoords[i+RIGHT], wd->texcoords[i+TOP]);
-        glVertex3f(xoff+wd->vertices[i+RIGHT], yoff+wd->vertices[i+TOP], z);
+        glVertex3f(x+wd->vertices[i+RIGHT], y+wd->vertices[i+TOP], z);
         glTexCoord2f(wd->texcoords[i+RIGHT], wd->texcoords[i+BOTTOM]);
-        glVertex3f(xoff+wd->vertices[i+RIGHT], yoff+wd->vertices[i+BOTTOM], z);
+        glVertex3f(x+wd->vertices[i+RIGHT], y+wd->vertices[i+BOTTOM], z);
         glTexCoord2f(wd->texcoords[i+LEFT], wd->texcoords[i+BOTTOM]);
-        glVertex3f(xoff+wd->vertices[i+LEFT], yoff+wd->vertices[i+BOTTOM], z);
+        glVertex3f(x+wd->vertices[i+LEFT], y+wd->vertices[i+BOTTOM], z);
     }
     glEnd();