nv50: adapt for new clear interface
authorBen Skeggs <bskeggs@redhat.com>
Thu, 9 Apr 2009 01:36:28 +0000 (11:36 +1000)
committerBen Skeggs <bskeggs@redhat.com>
Thu, 9 Apr 2009 01:36:28 +0000 (11:36 +1000)
this is so much nicer :)

src/gallium/drivers/nv50/nv50_clear.c

index db44a9da0e35bc39f276c62ced3a54bb03410721..eca65a88c15dc9a4bbbafc37b21d58177dbd7356 100644 (file)
 #include "nv50_context.h"
 
 void
-nv50_clear(struct pipe_context *pipe, struct pipe_surface *ps,
-          unsigned clearValue)
+nv50_clear(struct pipe_context *pipe, unsigned buffers,
+          const float *rgba, double depth, unsigned stencil)
 {
        struct nv50_context *nv50 = nv50_context(pipe);
        struct nouveau_channel *chan = nv50->screen->nvws->channel;
        struct nouveau_grobj *tesla = nv50->screen->tesla;
-       struct pipe_framebuffer_state fb, s_fb = nv50->framebuffer;
-       struct pipe_scissor_state sc, s_sc = nv50->scissor;
-       unsigned dirty = nv50->dirty;
+       struct pipe_framebuffer_state *fb = &nv50->framebuffer;
+       unsigned mode = 0, i;
 
-       nv50->dirty = 0;
+       if (!nv50_state_validate(nv50))
+               return;
 
-       if (ps->format == PIPE_FORMAT_Z24S8_UNORM ||
-           ps->format == PIPE_FORMAT_Z16_UNORM) {
-               fb.nr_cbufs = 0;
-               fb.zsbuf = ps;
-       } else {
-               fb.nr_cbufs = 1;
-               fb.cbufs[0] = ps;
-               fb.zsbuf = NULL;
+       if (buffers & PIPE_CLEAR_COLOR) {
+               BEGIN_RING(chan, tesla, NV50TCL_CLEAR_COLOR(0), 4*fb->nr_cbufs);
+               for (i = 0; i < fb->nr_cbufs; i++) {
+                       OUT_RING  (chan, fui(rgba[0]));
+                       OUT_RING  (chan, fui(rgba[1]));
+                       OUT_RING  (chan, fui(rgba[2]));
+                       OUT_RING  (chan, fui(rgba[3]));
+               }
+               mode |= 0x3c;
        }
-       fb.width = ps->width;
-       fb.height = ps->height;
-       pipe->set_framebuffer_state(pipe, &fb);
 
-       sc.minx = sc.miny = 0;
-       sc.maxx = fb.width;
-       sc.maxy = fb.height;
-       pipe->set_scissor_state(pipe, &sc);
+       if (buffers & PIPE_CLEAR_DEPTHSTENCIL) {
+               BEGIN_RING(chan, tesla, NV50TCL_CLEAR_DEPTH, 1);
+               OUT_RING  (chan, fui(depth));
+               BEGIN_RING(chan, tesla, NV50TCL_CLEAR_STENCIL, 1);
+               OUT_RING  (chan, stencil & 0xff);
 
-       nv50_state_validate(nv50);
-
-       switch (ps->format) {
-       case PIPE_FORMAT_A8R8G8B8_UNORM:
-               BEGIN_RING(chan, tesla, 0x0d80, 4);
-               OUT_RINGf (chan, ubyte_to_float((clearValue >> 16) & 0xff));
-               OUT_RINGf (chan, ubyte_to_float((clearValue >>  8) & 0xff));
-               OUT_RINGf (chan, ubyte_to_float((clearValue >>  0) & 0xff));
-               OUT_RINGf (chan, ubyte_to_float((clearValue >> 24) & 0xff));
-               BEGIN_RING(chan, tesla, 0x19d0, 1);
-               OUT_RING  (chan, 0x3c);
-               break;
-       case PIPE_FORMAT_Z24S8_UNORM:
-               BEGIN_RING(chan, tesla, 0x0d90, 1);
-               OUT_RINGf (chan, (float)(clearValue >> 8) * (1.0 / 16777215.0));
-               BEGIN_RING(chan, tesla, 0x0da0, 1);
-               OUT_RING  (chan, clearValue & 0xff);
-               BEGIN_RING(chan, tesla, 0x19d0, 1);
-               OUT_RING  (chan, 0x03);
-               break;
-       default:
-               pipe->surface_fill(pipe, ps, 0, 0, ps->width, ps->height,
-                                  clearValue);
-               break;
+               mode |= 0x03;
        }
 
-       pipe->set_framebuffer_state(pipe, &s_fb);
-       pipe->set_scissor_state(pipe, &s_sc);
-       nv50->dirty |= dirty;
+       BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
+       OUT_RING  (chan, mode);
 }