Merge commit 'origin/master' into gallium-0.2

6 files changed, 115 insertions, 86 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_blit.c b/src/mesa/drivers/dri/intel/intel_blit.c
index ab12aae6c7..2f1639d4a4 100644
--- a/src/mesa/drivers/dri/intel/intel_blit.c
+++ b/src/mesa/drivers/dri/intel/intel_blit.c
@@ -600,7 +600,7 @@ intelEmitImmediateColorExpandBlit(struct intel_context *intel,
    intel_batchbuffer_require_space( intel->batch,
 				    (8 * 4) +
 				    (3 * 4) +
-				    dwords,
+				    dwords * 4,
 				    REFERENCES_CLIPRECTS );
 
    opcode = XY_SETUP_BLT_CMD;
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c
index fce5e36b9d..7453b96dc5 100644
--- a/src/mesa/drivers/dri/intel/intel_fbo.c
+++ b/src/mesa/drivers/dri/intel/intel_fbo.c
@@ -620,7 +620,14 @@ intel_render_texture(GLcontext * ctx,
 
    ASSERT(newImage);
 
-   if (!irb) {
+   if (newImage->Border != 0) {
+      /* Fallback on drawing to a texture with a border, which won't have a
+       * miptree.
+       */
+       _mesa_reference_renderbuffer(&att->Renderbuffer, NULL);
+       _mesa_render_texture(ctx, fb, att);
+       return;
+   } else if (!irb) {
       irb = intel_wrap_texture(ctx, newImage);
       if (irb) {
          /* bind the wrapper to the attachment point */
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c
index 0565197ea0..e3ce1494e5 100644
--- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c
+++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c
@@ -164,9 +164,13 @@ do_blit_bitmap( GLcontext *ctx,
 {
    struct intel_context *intel = intel_context(ctx);
    struct intel_region *dst = intel_drawbuf_region(intel);
+   struct gl_framebuffer *fb = ctx->DrawBuffer;
    GLfloat tmpColor[4];
    GLubyte ubcolor[4];
    GLuint color8888, color565;
+   unsigned int num_cliprects;
+   drm_clip_rect_t *cliprects;
+   int x_off, y_off;
 
    if (!dst)
        return GL_FALSE;
@@ -196,49 +200,50 @@ do_blit_bitmap( GLcontext *ctx,
 
    LOCK_HARDWARE(intel);
 
-   if (intel->driDrawable->numClipRects) {
-      __DRIdrawablePrivate *dPriv = intel->driDrawable;
-      drm_clip_rect_t *box = dPriv->pClipRects;
+   intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off);
+   if (num_cliprects != 0) {
       drm_clip_rect_t dest_rect;
-      GLint nbox = dPriv->numClipRects;
       GLint srcx = 0, srcy = 0;
-      GLint orig_screen_x1, orig_screen_y2;
       GLuint i;
+      GLint orig_dstx = dstx;
+      GLint orig_dsty = dsty;
 
-
-      orig_screen_x1 = dPriv->x + dstx;
-      orig_screen_y2 = dPriv->y + (dPriv->h - dsty);
-
-      /* Do scissoring in GL coordinates:
-       */
-      if (ctx->Scissor.Enabled)
-      {
-	 GLint x = ctx->Scissor.X;
-	 GLint y = ctx->Scissor.Y;
-	 GLuint w = ctx->Scissor.Width;
-	 GLuint h = ctx->Scissor.Height;
-
-         if (!_mesa_clip_to_region(x, y, x+w-1, y+h-1, &dstx, &dsty, &width, &height))
+      /* Clip to buffer bounds and scissor. */
+      if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin,
+				fb->_Xmax, fb->_Ymax,
+				&dstx, &dsty, &width, &height))
             goto out;
-      }
 
-      /* Convert from GL to hardware coordinates:
+      /* Convert from GL to hardware coordinates.  Transform original points
+       * along with it so that we can look at cliprects in hw coordinates and
+       * map back to points in the source space.
        */
-      dsty = dPriv->y + (dPriv->h - dsty - height);  
-      dstx = dPriv->x + dstx;
+      if (fb->Name == 0) {
+	 /* bitmap to a system framebuffer */
+	 dstx = x_off + dstx;
+	 dsty = y_off + (fb->Height - dsty - height);
+	 orig_dstx = x_off + orig_dstx;
+	 orig_dsty = y_off + (fb->Height - orig_dsty - height);
+      } else {
+	 /* bitmap to a user framebuffer object */
+	 dstx = x_off + dstx;
+	 dsty = y_off + dsty;
+	 orig_dstx = x_off + orig_dstx;
+	 orig_dsty = y_off + orig_dsty;
+      }
 
-      dest_rect.x1 = dstx < 0 ? 0 : dstx;
-      dest_rect.y1 = dsty < 0 ? 0 : dsty;
-      dest_rect.x2 = dstx + width < 0 ? 0 : dstx + width;
-      dest_rect.y2 = dsty + height < 0 ? 0 : dsty + height;
+      dest_rect.x1 = dstx;
+      dest_rect.y1 = dsty;
+      dest_rect.x2 = dstx + width;
+      dest_rect.y2 = dsty + height;
 
-      for (i = 0; i < nbox; i++) {
+      for (i = 0; i < num_cliprects; i++) {
          drm_clip_rect_t rect;
 	 int box_w, box_h;
 	 GLint px, py;
 	 GLuint stipple[32];  
 
-         if (!intel_intersect_cliprects(&rect, &dest_rect, &box[i]))
+         if (!intel_intersect_cliprects(&rect, &dest_rect, &cliprects[i]))
             continue;
 
 	 /* Now go back to GL coordinates to figure out what subset of
@@ -246,9 +251,8 @@ do_blit_bitmap( GLcontext *ctx,
 	  */
 	 box_w = rect.x2 - rect.x1;
 	 box_h = rect.y2 - rect.y1;
-	 srcx = rect.x1 - orig_screen_x1;
-	 srcy = orig_screen_y2 - rect.y2;
-
+	 srcx = rect.x1 - orig_dstx;
+	 srcy = rect.y1 - orig_dsty;
 
 #define DY 32
 #define DX 32
@@ -275,7 +279,7 @@ do_blit_bitmap( GLcontext *ctx,
 				   srcx + px, srcy + py, w, h,
 				   (GLubyte *)stipple,
 				   8,
-				   GL_TRUE) == 0)
+				   fb->Name == 0 ? GL_TRUE : GL_FALSE) == 0)
 		  continue;
 
 	       /* 
@@ -300,6 +304,8 @@ do_blit_bitmap( GLcontext *ctx,
 out:
    UNLOCK_HARDWARE(intel);
 
+   if (INTEL_DEBUG & DEBUG_SYNC)
+      intel_batchbuffer_flush(intel->batch);
 
    if (unpack->BufferObj->Name) {
       /* done with PBO so unmap it now */
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_copy.c b/src/mesa/drivers/dri/intel/intel_pixel_copy.c
index 1b3cb5adcb..61d1296c26 100644
--- a/src/mesa/drivers/dri/intel/intel_pixel_copy.c
+++ b/src/mesa/drivers/dri/intel/intel_pixel_copy.c
@@ -260,6 +260,11 @@ do_blit_copypixels(GLcontext * ctx,
    struct intel_context *intel = intel_context(ctx);
    struct intel_region *dst = intel_drawbuf_region(intel);
    struct intel_region *src = copypix_src_region(intel, type);
+   struct gl_framebuffer *fb = ctx->DrawBuffer;
+   struct gl_framebuffer *read_fb = ctx->ReadBuffer;
+   unsigned int num_cliprects;
+   drm_clip_rect_t *cliprects;
+   int x_off, y_off;
 
    /* Copypixels can be more than a straight copy.  Ensure all the
     * extra operations are disabled:
@@ -277,71 +282,74 @@ do_blit_copypixels(GLcontext * ctx,
 
    LOCK_HARDWARE(intel);
 
-   if (intel->driDrawable->numClipRects) {
-      __DRIdrawablePrivate *dPriv = intel->driDrawable;
-      __DRIdrawablePrivate *dReadPriv = intel->driReadDrawable;
-      drm_clip_rect_t *box = dPriv->pClipRects;
-      GLint nbox = dPriv->numClipRects;
-      GLint delta_x = 0;
-      GLint delta_y = 0;
+   intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off);
+   if (num_cliprects != 0) {
+      GLint delta_x;
+      GLint delta_y;
+      GLint orig_dstx;
+      GLint orig_dsty;
+      GLint orig_srcx;
+      GLint orig_srcy;
       GLuint i;
 
-      /* Do scissoring in GL coordinates:
-       */
-      if (ctx->Scissor.Enabled)
-      {
-	 GLint x = ctx->Scissor.X;
-	 GLint y = ctx->Scissor.Y;
-	 GLuint w = ctx->Scissor.Width;
-	 GLuint h = ctx->Scissor.Height;
-	 GLint dx = dstx - srcx;
-         GLint dy = dsty - srcy;
-
-         if (!_mesa_clip_to_region(x, y, x+w-1, y+h-1, &dstx, &dsty, &width, &height))
-            goto out;
-	 
-         srcx = dstx - dx;
-         srcy = dsty - dy;
-      }
+      /* XXX: We fail to handle different inversion between read and draw framebuffer. */
+
+      /* Clip to destination buffer. */
+      orig_dstx = dstx;
+      orig_dsty = dsty;
+      if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin,
+				fb->_Xmax, fb->_Ymax,
+				&dstx, &dsty, &width, &height))
+	 goto out;
+      /* Adjust src coords for our post-clipped destination origin */
+      srcx += dstx - orig_dstx;
+      srcy += dsty - orig_dsty;
+
+      /* Clip to source buffer. */
+      orig_srcx = srcx;
+      orig_srcy = srcy;
+      if (!_mesa_clip_to_region(read_fb->_Xmin, read_fb->_Ymin,
+				read_fb->_Xmax, read_fb->_Ymax,
+				&srcx, &srcy, &width, &height))
+	 goto out;
+      /* Adjust dst coords for our post-clipped source origin */
+      dstx += srcx - orig_srcx;
+      dsty += srcy - orig_srcy;
 
       /* Convert from GL to hardware coordinates:
        */
-      dsty = dPriv->h - dsty - height;  
-      srcy = dPriv->h - srcy - height;  
-      dstx += dPriv->x;
-      dsty += dPriv->y;
-      srcx += dReadPriv->x;
-      srcy += dReadPriv->y;
-
-      /* Clip against the source region.  This is the only source
-       * clipping we do.  Dst is clipped with cliprects below.
-       */
-      {
-         delta_x = srcx - dstx;
-         delta_y = srcy - dsty;
-
-         if (!_mesa_clip_to_region(0, 0, src->pitch, src->height,
-                                   &srcx, &srcy, &width, &height))
-            goto out;
+      if (fb->Name == 0) {
+	 /* copypixels to a system framebuffer */
+	 dstx = x_off + dstx;
+	 dsty = y_off + (fb->Height - dsty - height);
+      } else {
+	 /* copypixels to a user framebuffer object */
+	 dstx = x_off + dstx;
+	 dsty = y_off + dsty;
+      }
 
-         dstx = srcx - delta_x;
-         dsty = srcy - delta_y;
+      /* Flip source Y if it's a system framebuffer. */
+      if (read_fb->Name == 0) {
+	 srcx = intel->driReadDrawable->x + srcx;
+	 srcy = intel->driReadDrawable->y + (fb->Height - srcy - height);
       }
 
+      delta_x = srcx - dstx;
+      delta_y = srcy - dsty;
       /* Could do slightly more clipping: Eg, take the intersection of
-       * the existing set of cliprects and those cliprects translated
-       * by delta_x, delta_y:
-       * 
+       * the destination cliprects and the read drawable cliprects
+       *
        * This code will not overwrite other windows, but will
        * introduce garbage when copying from obscured window regions.
        */
-      for (i = 0; i < nbox; i++) {
+      for (i = 0; i < num_cliprects; i++) {
 	 GLint clip_x = dstx;
 	 GLint clip_y = dsty;
 	 GLint clip_w = width;
 	 GLint clip_h = height;
 
-         if (!_mesa_clip_to_region(box[i].x1, box[i].y1, box[i].x2, box[i].y2,
+         if (!_mesa_clip_to_region(cliprects[i].x1, cliprects[i].y1,
+				   cliprects[i].x2, cliprects[i].y2,
 				   &clip_x, &clip_y, &clip_w, &clip_h))
             continue;
 
diff --git a/src/mesa/drivers/dri/intel/intel_tex_copy.c b/src/mesa/drivers/dri/intel/intel_tex_copy.c
index dd932aebc9..b893990d27 100644
--- a/src/mesa/drivers/dri/intel/intel_tex_copy.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_copy.c
@@ -167,7 +167,7 @@ do_copy_texsubimage(struct intel_context *intel,
 
    /* GL_SGIS_generate_mipmap */
    if (intelImage->level == texObj->BaseLevel && texObj->GenerateMipmap) {
-      intel_generate_mipmap(ctx, target, texObj);
+      ctx->Driver.GenerateMipmap(ctx, target, texObj);
    }
 
    return GL_TRUE;
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index dd06327972..718c97568b 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -1574,9 +1574,17 @@ _mesa_GenerateMipmapEXT(GLenum target)
    texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
    texObj = _mesa_select_tex_object(ctx, texUnit, target);
 
-   /* XXX this might not handle cube maps correctly */
    _mesa_lock_texture(ctx, texObj);
-   ctx->Driver.GenerateMipmap(ctx, target, texObj);
+   if (target == GL_TEXTURE_CUBE_MAP) {
+      int face;
+
+      for (face = 0; face < 6; face++)
+	 ctx->Driver.GenerateMipmap(ctx,
+				    GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + face,
+				    texObj);
+   } else {
+      ctx->Driver.GenerateMipmap(ctx, target, texObj);
+   }
    _mesa_unlock_texture(ctx, texObj);
 }