10 files changed, 38 insertions, 347 deletions

diff --git a/src/mesa/state_tracker/acc2.c b/src/mesa/state_tracker/acc2.c
deleted file mode 100644
index fa5de2b764c..00000000000
--- a/src/mesa/state_tracker/acc2.c
+++ /dev/null
@@ -1,319 +0,0 @@
-/**************************************************************************
- * 
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- * 
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- * 
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- * 
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- * 
- **************************************************************************/
-
- /*
-  * Authors:
-  *   Brian Paul
-  */
-
-#include "main/imports.h"
-#include "main/image.h"
-#include "main/macros.h"
-
-#include "st_context.h"
-#include "st_cb_accum.h"
-#include "st_cb_fbo.h"
-#include "st_draw.h"
-#include "st_format.h"
-#include "pipe/p_context.h"
-#include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
-#include "util/p_tile.h"
-
-
-#define UNCLAMPED_FLOAT_TO_SHORT(us, f)  \
-   us = ( (short) ( CLAMP((f), -1.0, 1.0) * 32767.0F) )
-
-
-/**
- * For hardware that supports deep color buffers, we could accelerate
- * most/all the accum operations with blending/texturing.
- * For now, just use the get/put_tile() functions and do things in software.
- */
-
-
-static void
-acc_get_tile_rgba(struct pipe_context *pipe, struct pipe_surface *acc_ps,
-                  uint x, uint y, uint w, uint h, float *p)
-{
-   const enum pipe_format f = acc_ps->format;
-   const int cpp = acc_ps->cpp;
-
-   acc_ps->format = PIPE_FORMAT_R16G16B16A16_SNORM;
-   acc_ps->cpp = 8;
-
-   pipe_get_tile_rgba(pipe, acc_ps, x, y, w, h, p);
-
-   acc_ps->format = f;
-   acc_ps->cpp = cpp;
-}
-
-
-static void
-acc_put_tile_rgba(struct pipe_context *pipe, struct pipe_surface *acc_ps,
-                  uint x, uint y, uint w, uint h, const float *p)
-{
-   enum pipe_format f = acc_ps->format;
-   const int cpp = acc_ps->cpp;
-
-   acc_ps->format = PIPE_FORMAT_R16G16B16A16_SNORM;
-   acc_ps->cpp = 8;
-
-   pipe_put_tile_rgba(pipe, acc_ps, x, y, w, h, p);
-
-   acc_ps->format = f;
-   acc_ps->cpp = cpp;
-}
-
-
-
-void
-st_clear_accum_buffer(GLcontext *ctx, struct gl_renderbuffer *rb)
-{
-   struct pipe_context *pipe = ctx->st->pipe;
-   struct st_renderbuffer *acc_strb = st_renderbuffer(rb);
-   struct pipe_surface *acc_ps = acc_strb->surface;
-   const GLint xpos = ctx->DrawBuffer->_Xmin;
-   const GLint ypos = ctx->DrawBuffer->_Ymin;
-   const GLint width = ctx->DrawBuffer->_Xmax - xpos;
-   const GLint height = ctx->DrawBuffer->_Ymax - ypos;
-   const GLfloat r = ctx->Accum.ClearColor[0];
-   const GLfloat g = ctx->Accum.ClearColor[1];
-   const GLfloat b = ctx->Accum.ClearColor[2];
-   const GLfloat a = ctx->Accum.ClearColor[3];
-   GLfloat *accBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-   int i;
-
-#if 1
-   GLvoid *map;
-
-   map = pipe_surface_map(acc_ps);
-   switch (acc_strb->format) {
-   case PIPE_FORMAT_R16G16B16A16_SNORM:
-      {
-         GLshort r = FLOAT_TO_SHORT(ctx->Accum.ClearColor[0]);
-         GLshort g = FLOAT_TO_SHORT(ctx->Accum.ClearColor[1]);
-         GLshort b = FLOAT_TO_SHORT(ctx->Accum.ClearColor[2]);
-         GLshort a = FLOAT_TO_SHORT(ctx->Accum.ClearColor[3]);
-         int i, j;
-         for (i = 0; i < height; i++) {
-            GLshort *dst = ((GLshort *) map
-                            + ((ypos + i) * acc_ps->pitch + xpos) * 4);
-            for (j = 0; j < width; j++) {
-               dst[0] = r;
-               dst[1] = g;
-               dst[2] = b;
-               dst[3] = a;
-               dst += 4;
-            }
-         }
-      }
-      break;
-   default:
-      _mesa_problem(ctx, "unexpected format in st_clear_accum_buffer()");
-   }
-
-   pipe_surface_unmap(acc_ps);
-
-#else
-   for (i = 0; i < width * height; i++) {
-      accBuf[i*4+0] = r;
-      accBuf[i*4+1] = g;
-      accBuf[i*4+2] = b;
-      accBuf[i*4+3] = a;
-   }
-
-   acc_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-#endif
-}
-
-
-/** For ADD/MULT */
-static void
-accum_mad(struct pipe_context *pipe, GLfloat scale, GLfloat bias,
-          GLint xpos, GLint ypos, GLint width, GLint height,
-          struct pipe_surface *acc_ps)
-{
-   GLfloat *accBuf;
-   GLint i;
-
-   accBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   pipe_get_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   for (i = 0; i < 4 * width * height; i++) {
-      accBuf[i] = accBuf[i] * scale + bias;
-   }
-
-   pipe_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   free(accBuf);
-}
-
-
-static void
-accum_accum(struct pipe_context *pipe, GLfloat value,
-            GLint xpos, GLint ypos, GLint width, GLint height,
-            struct pipe_surface *acc_ps,
-            struct pipe_surface *color_ps)
-{
-   GLfloat *colorBuf, *accBuf;
-   GLint i;
-
-   colorBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-   accBuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   pipe_get_tile_rgba(pipe, color_ps, xpos, ypos, width, height, colorBuf);
-   acc_get_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   for (i = 0; i < 4 * width * height; i++) {
-      accBuf[i] = accBuf[i] + colorBuf[i] * value;
-   }
-
-   acc_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, accBuf);
-
-   free(colorBuf);
-   free(accBuf);
-}
-
-
-static void
-accum_load(struct pipe_context *pipe, GLfloat value,
-           GLint xpos, GLint ypos, GLint width, GLint height,
-           struct pipe_surface *acc_ps,
-           struct pipe_surface *color_ps)
-{
-   GLfloat *buf;
-   GLint i;
-
-   buf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   pipe_get_tile_rgba(pipe, color_ps, xpos, ypos, width, height, buf);
-
-   for (i = 0; i < 4 * width * height; i++) {
-      buf[i] = buf[i] * value;
-   }
-
-   acc_put_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, buf);
-
-   free(buf);
-}
-
-
-static void
-accum_return(GLcontext *ctx, GLfloat value,
-             GLint xpos, GLint ypos, GLint width, GLint height,
-             struct pipe_surface *acc_ps,
-             struct pipe_surface *color_ps)
-{
-   struct pipe_context *pipe = ctx->st->pipe;
-   const GLubyte *colormask = ctx->Color.ColorMask;
-   GLfloat *abuf, *cbuf = NULL;
-   GLint i, ch;
-
-   abuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-
-   acc_get_tile_rgba(pipe, acc_ps, xpos, ypos, width, height, abuf);
-
-   if (!colormask[0] || !colormask[1] || !colormask[2] || !colormask[3]) {
-      cbuf = (GLfloat *) malloc(width * height * 4 * sizeof(GLfloat));
-      pipe_get_tile_rgba(pipe, color_ps, xpos, ypos, width, height, cbuf);
-   }
-
-   for (i = 0; i < width * height; i++) {
-      for (ch = 0; ch < 4; ch++) {
-         if (colormask[ch]) {
-            GLfloat val = abuf[i * 4 + ch] * value;
-            abuf[i * 4 + ch] = CLAMP(val, 0.0, 1.0);
-         }
-         else {
-            abuf[i * 4 + ch] = cbuf[i * 4 + ch];
-         }
-      }
-   }
-
-   pipe_put_tile_rgba(pipe, color_ps, xpos, ypos, width, height, abuf);
-
-   free(abuf);
-   if (cbuf)
-      free(cbuf);
-}
-
-
-static void
-st_Accum(GLcontext *ctx, GLenum op, GLfloat value)
-{
-   struct st_context *st = ctx->st;
-   struct pipe_context *pipe = st->pipe;
-   struct st_renderbuffer *acc_strb
-     = st_renderbuffer(ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer);
-   struct st_renderbuffer *color_strb
-      = st_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer);
-   struct pipe_surface *acc_ps = acc_strb->surface;
-   struct pipe_surface *color_ps = color_strb->surface;
-
-   const GLint xpos = ctx->DrawBuffer->_Xmin;
-   const GLint ypos = ctx->DrawBuffer->_Ymin;
-   const GLint width = ctx->DrawBuffer->_Xmax - xpos;
-   const GLint height = ctx->DrawBuffer->_Ymax - ypos;
-
-   /* make sure color bufs aren't cached */
-   pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
-
-   switch (op) {
-   case GL_ADD:
-      if (value != 0.0F) {
-         accum_mad(pipe, 1.0, value, xpos, ypos, width, height, acc_ps);
-      }
-      break;
-   case GL_MULT:
-      if (value != 1.0F) {
-         accum_mad(pipe, value, 0.0, xpos, ypos, width, height, acc_ps);
-      }
-      break;
-   case GL_ACCUM:
-      if (value != 0.0F) {
-         accum_accum(pipe, value, xpos, ypos, width, height, acc_ps, color_ps);
-      }
-      break;
-   case GL_LOAD:
-      accum_load(pipe, value, xpos, ypos, width, height, acc_ps, color_ps);
-      break;
-   case GL_RETURN:
-      accum_return(ctx, value, xpos, ypos, width, height, acc_ps, color_ps);
-      break;
-   default:
-      assert(0);
-   }
-}
-
-
-
-void st_init_accum_functions(struct dd_function_table *functions)
-{
-   functions->Accum = st_Accum;
-}
diff --git a/src/mesa/state_tracker/st_atom_framebuffer.c b/src/mesa/state_tracker/st_atom_framebuffer.c
index 2916886610d..ca1a719a9ac 100644
--- a/src/mesa/state_tracker/st_atom_framebuffer.c
+++ b/src/mesa/state_tracker/st_atom_framebuffer.c
@@ -95,7 +95,7 @@ update_framebuffer_state( struct st_context *st )
    struct pipe_framebuffer_state *framebuffer = &st->state.framebuffer;
    struct gl_framebuffer *fb = st->ctx->DrawBuffer;
    struct st_renderbuffer *strb;
-   GLuint i, j;
+   GLuint i;
 
    memset(framebuffer, 0, sizeof(*framebuffer));
 
@@ -108,20 +108,18 @@ update_framebuffer_state( struct st_context *st )
     * to determine which surfaces to draw to
     */
    framebuffer->num_cbufs = 0;
-   for (j = 0; j < MAX_DRAW_BUFFERS; j++) {
-      for (i = 0; i < fb->_NumColorDrawBuffers[j]; i++) {
-         strb = st_renderbuffer(fb->_ColorDrawBuffers[j][i]);
-
-         /*printf("--------- framebuffer surface rtt %p\n", strb->rtt);*/
-         if (strb->rtt) {
-            /* rendering to a GL texture, may have to update surface */
-            update_renderbuffer_surface(st, strb);
-         }
+   for (i = 0; i < fb->_NumColorDrawBuffers; i++) {
+      strb = st_renderbuffer(fb->_ColorDrawBuffers[i]);
 
-         if (strb->surface) {
-            framebuffer->cbufs[framebuffer->num_cbufs] = strb->surface;
-            framebuffer->num_cbufs++;
-         }
+      /*printf("--------- framebuffer surface rtt %p\n", strb->rtt);*/
+      if (strb->rtt) {
+         /* rendering to a GL texture, may have to update surface */
+         update_renderbuffer_surface(st, strb);
+      }
+
+      if (strb->surface) {
+         framebuffer->cbufs[framebuffer->num_cbufs] = strb->surface;
+         framebuffer->num_cbufs++;
       }
    }
 
@@ -146,7 +144,7 @@ update_framebuffer_state( struct st_context *st )
 
    cso_set_framebuffer(st->cso_context, framebuffer);
 
-   if (fb->_ColorDrawBufferMask[0] & BUFFER_BIT_FRONT_LEFT) {
+   if (fb->_ColorDrawBufferIndexes[0] == BUFFER_FRONT_LEFT) {
       if (st->frontbuffer_status == FRONT_STATUS_COPY_OF_BACK) {
          /* XXX copy back buf to front? */
       }
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index 694104f9cfb..3d508227e12 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -779,7 +779,7 @@ st_destroy_bitmap(struct st_context *st)
    }
 
    if (st->bitmap.vbuf) {
-      pipe_buffer_destroy(pipe->screen, st->bitmap.vbuf);
+      pipe_buffer_reference(pipe->screen, &st->bitmap.vbuf, NULL);
       st->bitmap.vbuf = NULL;
    }
 
diff --git a/src/mesa/state_tracker/st_cb_blit.c b/src/mesa/state_tracker/st_cb_blit.c
index 327bafeb986..28526234720 100644
--- a/src/mesa/state_tracker/st_cb_blit.c
+++ b/src/mesa/state_tracker/st_cb_blit.c
@@ -79,7 +79,7 @@ st_BlitFramebuffer(GLcontext *ctx,
       struct st_renderbuffer *srcRb = 
          st_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer);
       struct st_renderbuffer *dstRb = 
-         st_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]);
+         st_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0]);
       struct pipe_surface *srcSurf = srcRb->surface;
       struct pipe_surface *dstSurf = dstRb->surface;
 
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c
index bc3055c3fdf..1412a3761f1 100644
--- a/src/mesa/state_tracker/st_cb_clear.c
+++ b/src/mesa/state_tracker/st_cb_clear.c
@@ -116,7 +116,7 @@ st_destroy_clear(struct st_context *st)
       st->clear.vs = NULL;
    }
    if (st->clear.vbuf) {
-      pipe_buffer_destroy(pipe->screen, st->clear.vbuf);
+      pipe_buffer_reference(pipe->screen, &st->clear.vbuf, NULL);
       st->clear.vbuf = NULL;
    }
 }
diff --git a/src/mesa/state_tracker/st_cb_strings.c b/src/mesa/state_tracker/st_cb_strings.c
index 066124f8f30..09545aa8fb8 100644
--- a/src/mesa/state_tracker/st_cb_strings.c
+++ b/src/mesa/state_tracker/st_cb_strings.c
@@ -40,7 +40,7 @@
 #include "st_context.h"
 #include "st_cb_strings.h"
 
-#define ST_VERSION_STRING "0.1"
+#define ST_VERSION_STRING "0.2"
 
 static const GLubyte *
 st_get_string(GLcontext * ctx, GLenum name)
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 0b2b639a5bd..d08229b57a3 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -749,8 +749,8 @@ st_GetTexImage(GLcontext * ctx, GLenum target, GLint level,
 static void
 st_GetCompressedTexImage(GLcontext *ctx, GLenum target, GLint level,
                          GLvoid *pixels,
-                         const struct gl_texture_object *texObj,
-                         const struct gl_texture_image *texImage)
+                         struct gl_texture_object *texObj,
+                         struct gl_texture_image *texImage)
 {
    st_get_tex_image(ctx, target, level, 0, 0, pixels,
                     (struct gl_texture_object *) texObj,
diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c
index 6ee1777fb7a..6fd731d209d 100644
--- a/src/mesa/state_tracker/st_framebuffer.c
+++ b/src/mesa/state_tracker/st_framebuffer.c
@@ -153,9 +153,9 @@ void st_resize_framebuffer( struct st_framebuffer *stfb,
 }
 
 
-void st_unreference_framebuffer( struct st_framebuffer **stfb )
+void st_unreference_framebuffer( struct st_framebuffer *stfb )
 {
-   _mesa_unreference_framebuffer((struct gl_framebuffer **) stfb);
+   _mesa_unreference_framebuffer((struct gl_framebuffer **) &stfb);
 }
 
 
@@ -176,7 +176,9 @@ st_set_framebuffer_surface(struct st_framebuffer *stfb,
    assert(surfIndex < BUFFER_COUNT);
 
    strb = st_renderbuffer(stfb->Base.Attachment[surfIndex].Renderbuffer);
-   assert(strb);
+
+   /* fail */
+   if (!strb) return;
 
    /* replace the renderbuffer's surface/texture pointers */
    pipe_surface_reference( &strb->surface, surf );
@@ -302,3 +304,10 @@ void *st_framebuffer_private( struct st_framebuffer *stfb )
    return stfb->Private;
 }
 
+void st_get_framebuffer_dimensions( struct st_framebuffer *stfb,
+				    uint *width,
+				    uint *height)
+{
+   *width = stfb->Base.Width;
+   *height = stfb->Base.Height;
+}
diff --git a/src/mesa/state_tracker/st_gen_mipmap.c b/src/mesa/state_tracker/st_gen_mipmap.c
index b9d114b1c97..a15faf732ca 100644
--- a/src/mesa/state_tracker/st_gen_mipmap.c
+++ b/src/mesa/state_tracker/st_gen_mipmap.c
@@ -138,11 +138,11 @@ fallback_generate_mipmap(GLcontext *ctx, GLenum target,
       _mesa_generate_mipmap_level(target, datatype, comps,
                    0 /*border*/,
                    pt->width[srcLevel], pt->height[srcLevel], pt->depth[srcLevel],
-                   srcSurf->stride, /* stride in bytes */
                    srcData,
+                   srcSurf->stride, /* stride in bytes */
                    pt->width[dstLevel], pt->height[dstLevel], pt->depth[dstLevel],
-                   dstSurf->stride, /* stride in bytes */
-                   dstData);
+                   dstData,
+                   dstSurf->stride); /* stride in bytes */
 
       pipe_buffer_unmap(pipe->screen, srcSurf->buffer);
       pipe_buffer_unmap(pipe->screen, dstSurf->buffer);
diff --git a/src/mesa/state_tracker/st_public.h b/src/mesa/state_tracker/st_public.h
index 5cfb2e41f24..6ef30f44032 100644
--- a/src/mesa/state_tracker/st_public.h
+++ b/src/mesa/state_tracker/st_public.h
@@ -75,6 +75,9 @@ void st_resize_framebuffer( struct st_framebuffer *stfb,
 void st_set_framebuffer_surface(struct st_framebuffer *stfb,
                                 uint surfIndex, struct pipe_surface *surf);
 
+void st_get_framebuffer_dimensions( struct st_framebuffer *stfb,
+				    uint *width, uint *height);
+
 struct pipe_surface *st_get_framebuffer_surface(struct st_framebuffer *stfb,
                                                 uint surfIndex);
 
@@ -83,7 +86,7 @@ struct pipe_texture *st_get_framebuffer_texture(struct st_framebuffer *stfb,
 
 void *st_framebuffer_private( struct st_framebuffer *stfb );
 
-void st_unreference_framebuffer( struct st_framebuffer **stfb );
+void st_unreference_framebuffer( struct st_framebuffer *stfb );
 
 void st_make_current(struct st_context *st,
                      struct st_framebuffer *draw,