Merge branch 'master' into r500test

Conflicts: src/mesa/drivers/dri/r300/r300_cmdbuf.c src/mesa/drivers/dri/r300/r300_ioctl.c
author: Dave Airlie <airlied@linux.ie> 2008-04-16 20:25:08 +1000
committer: Dave Airlie <airlied@linux.ie> 2008-04-16 20:25:08 +1000
commit: 09df5eaff2ba2694b82d1211fd24410cb2997e25 (patch)
tree: 0028ffd43d1895bb9e7d1ab0f5906629b0fa4825 /src/mesa/drivers/dri/i915
parent: 9566cf0e2f326d8fe638748d0bc10626e8c0387e (diff)
parent: b64448b3e4026d3f11f366515b7544a6581403f3 (diff)
8 files changed, 529 insertions, 277 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_tex.c b/src/mesa/drivers/dri/i915/i830_tex.c
index fed464d1aa..79b0fcf596 100644
--- a/src/mesa/drivers/dri/i915/i830_tex.c
+++ b/src/mesa/drivers/dri/i915/i830_tex.c
@@ -96,5 +96,7 @@ i830TexEnv(GLcontext * ctx, GLenum target,
 void
 i830InitTextureFuncs(struct dd_function_table *functions)
 {
+/*
    functions->TexEnv = i830TexEnv;
+*/
 }
diff --git a/src/mesa/drivers/dri/i915/i830_texstate.c b/src/mesa/drivers/dri/i915/i830_texstate.c
index 7613b9d2a6..4e9b022eae 100644
--- a/src/mesa/drivers/dri/i915/i830_texstate.c
+++ b/src/mesa/drivers/dri/i915/i830_texstate.c
@@ -114,10 +114,12 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
 {
    GLcontext *ctx = &intel->ctx;
    struct i830_context *i830 = i830_context(ctx);
-   struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current;
+   struct gl_texture_unit *tUnit = &ctx->Texture.Unit[unit];
+   struct gl_texture_object *tObj = tUnit->_Current;
    struct intel_texture_object *intelObj = intel_texture_object(tObj);
    struct gl_texture_image *firstImage;
    GLuint *state = i830->state.Tex[unit], format, pitch;
+   GLint lodbias;
 
    memset(state, 0, sizeof(state));
 
@@ -243,8 +245,14 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
          }
       }
 
-      state[I830_TEXREG_TM0S3] = i830->lodbias_tm0s3[unit];
-
+      lodbias = (int) ((tUnit->LodBias + tObj->LodBias) * 16.0);
+      if (lodbias < -64)
+          lodbias = -64;
+      if (lodbias > 63)
+          lodbias = 63;
+      
+      state[I830_TEXREG_TM0S3] = ((lodbias << TM0S3_LOD_BIAS_SHIFT) & 
+                                  TM0S3_LOD_BIAS_MASK);
 #if 0
       /* YUV conversion:
        */
diff --git a/src/mesa/drivers/dri/i915/i830_vtbl.c b/src/mesa/drivers/dri/i915/i830_vtbl.c
index 1f4bc91d77..c5a85fe035 100644
--- a/src/mesa/drivers/dri/i915/i830_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i830_vtbl.c
@@ -25,6 +25,7 @@
  * 
  **************************************************************************/
 
+#include "glapi.h"
 
 #include "i830_context.h"
 #include "i830_reg.h"
@@ -418,8 +419,9 @@ i830_emit_state(struct intel_context *intel)
 {
    struct i830_context *i830 = i830_context(&intel->ctx);
    struct i830_hw_state *state = i830->current;
-   int i;
+   int i, ret, count;
    GLuint dirty;
+   GET_CURRENT_CONTEXT(ctx);
    BATCH_LOCALS;
 
    /* We don't hold the lock at this point, so want to make sure that
@@ -435,6 +437,34 @@ i830_emit_state(struct intel_context *intel)
     */
    intel_batchbuffer_require_space(intel->batch, get_state_size(state) + 8,
 				   LOOP_CLIPRECTS);
+   count = 0;
+ again:
+   dirty = get_dirty(state);
+
+   ret = 0;
+   if (dirty & I830_UPLOAD_BUFFERS) {
+     ret |= dri_bufmgr_check_aperture_space(state->draw_region->buffer);
+     ret |= dri_bufmgr_check_aperture_space(state->depth_region->buffer);
+   }
+   
+   for (i = 0; i < I830_TEX_UNITS; i++)
+     if (dirty & I830_UPLOAD_TEX(i)) {
+	if (state->tex_buffer[i]) {
+	  ret |= dri_bufmgr_check_aperture_space(state->tex_buffer[i]);
+	}
+     }
+
+   if (ret) {
+       if (count == 0) {
+	   count++;
+	   intel_batchbuffer_flush(intel->batch);
+	   goto again;
+       } else {
+	   _mesa_error(ctx, GL_OUT_OF_MEMORY, "i830 emit state");
+	   assert(0);
+       }
+   }
+
 
    /* Do this here as we may have flushed the batchbuffer above,
     * causing more state to be dirty!
@@ -666,6 +696,11 @@ i830_assert_not_dirty( struct intel_context *intel )
    assert(!get_dirty(state));
 }
 
+static void
+i830_note_unlock( struct intel_context *intel )
+{
+    /* nothing */
+}
 
 void
 i830InitVtbl(struct i830_context *i830)
@@ -681,4 +716,5 @@ i830InitVtbl(struct i830_context *i830)
    i830->intel.vtbl.render_start = i830_render_start;
    i830->intel.vtbl.render_prevalidate = i830_render_prevalidate;
    i830->intel.vtbl.assert_not_dirty = i830_assert_not_dirty;
+   i830->intel.vtbl.note_unlock = i830_note_unlock; 
 }
diff --git a/src/mesa/drivers/dri/i915/i915_tex.c b/src/mesa/drivers/dri/i915/i915_tex.c
index 59e148ca04..386617a1ff 100644
--- a/src/mesa/drivers/dri/i915/i915_tex.c
+++ b/src/mesa/drivers/dri/i915/i915_tex.c
@@ -74,5 +74,7 @@ i915TexEnv(GLcontext * ctx, GLenum target,
 void
 i915InitTextureFuncs(struct dd_function_table *functions)
 {
+/*
    functions->TexEnv = i915TexEnv;
+*/
 }
diff --git a/src/mesa/drivers/dri/i915/i915_tex_layout.c b/src/mesa/drivers/dri/i915/i915_tex_layout.c
index dfd02112ba..b5085f49d4 100644
--- a/src/mesa/drivers/dri/i915/i915_tex_layout.c
+++ b/src/mesa/drivers/dri/i915/i915_tex_layout.c
@@ -25,8 +25,8 @@
  * 
  **************************************************************************/
 
-/* Code to layout images in a mipmap tree for i915 and i945
- * respectively.
+/** @file i915_tex_layout.c
+ * Code to layout images in a mipmap tree for i830M-GM915 and G945 and beyond.
  */
 
 #include "intel_mipmap_tree.h"
@@ -36,141 +36,206 @@
 
 #define FILE_DEBUG_FLAG DEBUG_TEXTURE
 
-static GLint initial_offsets[6][2] = { {0, 0},
-{0, 2},
-{1, 0},
-{1, 2},
-{1, 1},
-{1, 3}
+static GLint initial_offsets[6][2] = {
+   [FACE_POS_X] = {0, 0},
+   [FACE_POS_Y] = {1, 0},
+   [FACE_POS_Z] = {1, 1},
+   [FACE_NEG_X] = {0, 2},
+   [FACE_NEG_Y] = {1, 2},
+   [FACE_NEG_Z] = {1, 3},
 };
 
 
-static GLint step_offsets[6][2] = { {0, 2},
-{0, 2},
-{-1, 2},
-{-1, 2},
-{-1, 1},
-{-1, 1}
+static GLint step_offsets[6][2] = {
+   [FACE_POS_X] = {0, 2},
+   [FACE_POS_Y] = {-1, 2},
+   [FACE_POS_Z] = {-1, 1},
+   [FACE_NEG_X] = {0, 2},
+   [FACE_NEG_Y] = {-1, 2},
+   [FACE_NEG_Z] = {-1, 1},
 };
 
-GLboolean
-i915_miptree_layout(struct intel_context *intel, struct intel_mipmap_tree * mt)
+/**
+ * Cube texture map layout for i830M-GM915.
+ *
+ * Hardware layout looks like:
+ *
+ * +-------+-------+
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * |  +x   |  +y   |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * +---+---+-------+
+ * |   |   |       |
+ * | +x| +y|       |
+ * |   |   |       |
+ * |   |   |       |
+ * +-+-+---+  +z   |
+ * | | |   |       |
+ * +-+-+ +z|       |
+ *   | |   |       |
+ * +-+-+---+-------+
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * |  -x   |  -y   |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * +---+---+-------+
+ * |   |   |       |
+ * | -x| -y|       |
+ * |   |   |       |
+ * |   |   |       |
+ * +-+-+---+  -z   |
+ * | | |   |       |
+ * +-+-+ -z|       |
+ *   | |   |       |
+ *   +-+---+-------+
+ *
+ */
+static void
+i915_miptree_layout_cube(struct intel_context *intel,
+			 struct intel_mipmap_tree * mt)
 {
+   const GLuint dim = mt->width0;
+   GLuint face;
+   GLuint lvlWidth = mt->width0, lvlHeight = mt->height0;
    GLint level;
 
-   switch (mt->target) {
-   case GL_TEXTURE_CUBE_MAP:{
-         const GLuint dim = mt->width0;
-         GLuint face;
-         GLuint lvlWidth = mt->width0, lvlHeight = mt->height0;
-
-         assert(lvlWidth == lvlHeight); /* cubemap images are square */
-
-         /* double pitch for cube layouts */
-         mt->pitch = intel_miptree_pitch_align (intel, mt, dim * 2);
-         mt->total_height = dim * 4;
-
-         for (level = mt->first_level; level <= mt->last_level; level++) {
-            intel_miptree_set_level_info(mt, level, 6,
-                                         0, 0,
-                                         /*OLD: mt->pitch, mt->total_height,*/
-                                         lvlWidth, lvlHeight,
-                                         1);
-            lvlWidth /= 2;
-            lvlHeight /= 2;
-         }
-
-         for (face = 0; face < 6; face++) {
-            GLuint x = initial_offsets[face][0] * dim;
-            GLuint y = initial_offsets[face][1] * dim;
-            GLuint d = dim;
-
-            for (level = mt->first_level; level <= mt->last_level; level++) {
-               intel_miptree_set_image_offset(mt, level, face, x, y);
-
-               if (d == 0)
-                  _mesa_printf("cube mipmap %d/%d (%d..%d) is 0x0\n",
-                               face, level, mt->first_level, mt->last_level);
-
-               d >>= 1;
-               x += step_offsets[face][0] * d;
-               y += step_offsets[face][1] * d;
-            }
-         }
-         break;
-      }
-   case GL_TEXTURE_3D:{
-         GLuint width = mt->width0;
-         GLuint height = mt->height0;
-         GLuint depth = mt->depth0;
-         GLuint stack_height = 0;
-
-         /* Calculate the size of a single slice. 
-          */
-         mt->pitch = intel_miptree_pitch_align (intel, mt, mt->width0);
-
-         /* XXX: hardware expects/requires 9 levels at minimum.
-          */
-         for (level = mt->first_level; level <= MAX2(8, mt->last_level);
-              level++) {
-            intel_miptree_set_level_info(mt, level, depth, 0, mt->total_height,
-                                         width, height, depth);
-
-
-            stack_height += MAX2(2, height);
-
-            width = minify(width);
-            height = minify(height);
-            depth = minify(depth);
-         }
-
-         /* Fixup depth image_offsets: 
-          */
-         depth = mt->depth0;
-         for (level = mt->first_level; level <= mt->last_level; level++) {
-            GLuint i;
-            for (i = 0; i < depth; i++) 
-               intel_miptree_set_image_offset(mt, level, i,
-                                              0, i * stack_height);
-
-            depth = minify(depth);
-         }
-
-
-         /* Multiply slice size by texture depth for total size.  It's
-          * remarkable how wasteful of memory the i915 texture layouts
-          * are.  They are largely fixed in the i945.
-          */
-         mt->total_height = stack_height * mt->depth0;
-         break;
+   assert(lvlWidth == lvlHeight); /* cubemap images are square */
+
+   /* double pitch for cube layouts */
+   mt->pitch = intel_miptree_pitch_align (intel, mt, dim * 2);
+   mt->total_height = dim * 4;
+
+   for (level = mt->first_level; level <= mt->last_level; level++) {
+      intel_miptree_set_level_info(mt, level, 6,
+				   0, 0,
+				   /*OLD: mt->pitch, mt->total_height,*/
+				   lvlWidth, lvlHeight,
+				   1);
+      lvlWidth /= 2;
+      lvlHeight /= 2;
+   }
+
+   for (face = 0; face < 6; face++) {
+      GLuint x = initial_offsets[face][0] * dim;
+      GLuint y = initial_offsets[face][1] * dim;
+      GLuint d = dim;
+
+      for (level = mt->first_level; level <= mt->last_level; level++) {
+	 intel_miptree_set_image_offset(mt, level, face, x, y);
+
+	 if (d == 0)
+	    _mesa_printf("cube mipmap %d/%d (%d..%d) is 0x0\n",
+			 face, level, mt->first_level, mt->last_level);
+
+	 d >>= 1;
+	 x += step_offsets[face][0] * d;
+	 y += step_offsets[face][1] * d;
       }
+   }
+}
 
-   default:{
-         GLuint width = mt->width0;
-         GLuint height = mt->height0;
-	 GLuint img_height;
+static void
+i915_miptree_layout_3d(struct intel_context *intel,
+		       struct intel_mipmap_tree * mt)
+{
+   GLuint width = mt->width0;
+   GLuint height = mt->height0;
+   GLuint depth = mt->depth0;
+   GLuint stack_height = 0;
+   GLint level;
 
-         mt->pitch = intel_miptree_pitch_align (intel, mt, mt->width0);
-         mt->total_height = 0;
+   /* Calculate the size of a single slice. */
+   mt->pitch = intel_miptree_pitch_align (intel, mt, mt->width0);
 
-         for (level = mt->first_level; level <= mt->last_level; level++) {
-            intel_miptree_set_level_info(mt, level, 1,
-                                         0, mt->total_height,
-                                         width, height, 1);
+   /* XXX: hardware expects/requires 9 levels at minimum. */
+   for (level = mt->first_level; level <= MAX2(8, mt->last_level); level++) {
+      intel_miptree_set_level_info(mt, level, depth, 0, mt->total_height,
+				   width, height, depth);
 
-            if (mt->compressed)
-               img_height = MAX2(1, height / 4);
-            else
-               img_height = (MAX2(2, height) + 1) & ~1;
+      stack_height += MAX2(2, height);
 
-	    mt->total_height += img_height;
+      width = minify(width);
+      height = minify(height);
+      depth = minify(depth);
+   }
 
-            width = minify(width);
-            height = minify(height);
-         }
-         break;
+   /* Fixup depth image_offsets: */
+   depth = mt->depth0;
+   for (level = mt->first_level; level <= mt->last_level; level++) {
+      GLuint i;
+      for (i = 0; i < depth; i++) {
+	 intel_miptree_set_image_offset(mt, level, i,
+					0, i * stack_height);
       }
+
+      depth = minify(depth);
+   }
+
+   /* Multiply slice size by texture depth for total size.  It's
+    * remarkable how wasteful of memory the i915 texture layouts
+    * are.  They are largely fixed in the i945.
+    */
+   mt->total_height = stack_height * mt->depth0;
+}
+
+static void
+i915_miptree_layout_2d(struct intel_context *intel,
+		       struct intel_mipmap_tree * mt)
+{
+   GLuint width = mt->width0;
+   GLuint height = mt->height0;
+   GLuint img_height;
+   GLint level;
+
+   mt->pitch = intel_miptree_pitch_align (intel, mt, mt->width0);
+   mt->total_height = 0;
+
+   for (level = mt->first_level; level <= mt->last_level; level++) {
+      intel_miptree_set_level_info(mt, level, 1,
+				   0, mt->total_height,
+				   width, height, 1);
+
+      if (mt->compressed)
+	 img_height = MAX2(1, height / 4);
+      else
+	 img_height = (MAX2(2, height) + 1) & ~1;
+
+      mt->total_height += img_height;
+
+      width = minify(width);
+      height = minify(height);
+   }
+}
+
+GLboolean
+i915_miptree_layout(struct intel_context *intel, struct intel_mipmap_tree * mt)
+{
+   switch (mt->target) {
+   case GL_TEXTURE_CUBE_MAP:
+      i915_miptree_layout_cube(intel, mt);
+      break;
+   case GL_TEXTURE_3D:
+      i915_miptree_layout_3d(intel, mt);
+      break;
+   case GL_TEXTURE_1D:
+   case GL_TEXTURE_2D:
+   case GL_TEXTURE_RECTANGLE_ARB:
+      i915_miptree_layout_2d(intel, mt);
+      break;
+   default:
+      _mesa_problem(NULL, "Unexpected tex target in i915_miptree_layout()");
+      break;
    }
+
    DBG("%s: %dx%dx%d - sz 0x%x\n", __FUNCTION__,
        mt->pitch,
        mt->total_height, mt->cpp, mt->pitch * mt->total_height * mt->cpp);
@@ -179,160 +244,229 @@ i915_miptree_layout(struct intel_context *intel, struct intel_mipmap_tree * mt)
 }
 
 
-GLboolean
-i945_miptree_layout(struct intel_context *intel, struct intel_mipmap_tree * mt)
+/**
+ * Cube texture map layout for GM945 and later.
+ *
+ * The hardware layout looks like the 830-915 layout, except for the small
+ * sizes.  A zoomed in view of the layout for 945 is:
+ *
+ * +-------+-------+
+ * |  8x8  |  8x8  |
+ * |       |       |
+ * |       |       |
+ * |  +x   |  +y   |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * +---+---+-------+
+ * |4x4|   |  8x8  |
+ * | +x|   |       |
+ * |   |   |       |
+ * |   |   |       |
+ * +---+   |  +z   |
+ * |4x4|   |       |
+ * | +y|   |       |
+ * |   |   |       |
+ * +---+   +-------+
+ *
+ * ...
+ *
+ * +-------+-------+
+ * |  8x8  |  8x8  |
+ * |       |       |
+ * |       |       |
+ * |  -x   |  -y   |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * |       |       |
+ * +---+---+-------+
+ * |4x4|   |  8x8  |
+ * | -x|   |       |
+ * |   |   |       |
+ * |   |   |       |
+ * +---+   |  -z   |
+ * |4x4|   |       |
+ * | -y|   |       |
+ * |   |   |       |
+ * +---+   +---+---+---+---+---+---+---+---+---+
+ * |4x4|   |4x4|   |2x2|   |2x2|   |2x2|   |2x2|
+ * | +z|   | -z|   | +x|   | +y|   | +z|   | -x| ...
+ * |   |   |   |   |   |   |   |   |   |   |   |
+ * +---+   +---+   +---+   +---+   +---+   +---+
+ *
+ * The bottom row continues with the remaining 2x2 then the 1x1 mip contents
+ * in order, with each of them aligned to a 4x4 block boundary.  Thus, for
+ * 32x32 cube maps and smaller, the bottom row layout is going to dictate the
+ * pitch of the tree.  For a tree with 4x4 images, the pitch is at least
+ * 14 * 8 = 112 texels, for 2x2 it is at least 12 * 8 texels, and for 1x1
+ * it is 6 * 8 texels.
+ */
+
+static void
+i945_miptree_layout_cube(struct intel_context *intel,
+			 struct intel_mipmap_tree * mt)
 {
+   const GLuint dim = mt->width0;
+   GLuint face;
+   GLuint lvlWidth = mt->width0, lvlHeight = mt->height0;
    GLint level;
 
-   switch (mt->target) {
-   case GL_TEXTURE_CUBE_MAP:{
-         const GLuint dim = mt->width0;
-         GLuint face;
-         GLuint lvlWidth = mt->width0, lvlHeight = mt->height0;
-
-         assert(lvlWidth == lvlHeight); /* cubemap images are square */
-
-         /* Depending on the size of the largest images, pitch can be
-          * determined either by the old-style packing of cubemap faces,
-          * or the final row of 4x4, 2x2 and 1x1 faces below this. 
-          */
-         if (dim > 32)
-            mt->pitch = intel_miptree_pitch_align (intel, mt, dim);
-         else
-            mt->pitch = 14 * 8;
-
-         mt->total_height = dim * 4 + 4;
-
-         /* Set all the levels to effectively occupy the whole rectangular region. 
-          */
-         for (level = mt->first_level; level <= mt->last_level; level++) {
-            intel_miptree_set_level_info(mt, level, 6,
-                                         0, 0,
-                                         lvlWidth, lvlHeight, 1);
-	    lvlWidth /= 2;
-	    lvlHeight /= 2;
+   assert(lvlWidth == lvlHeight); /* cubemap images are square */
+
+   /* Depending on the size of the largest images, pitch can be
+    * determined either by the old-style packing of cubemap faces,
+    * or the final row of 4x4, 2x2 and 1x1 faces below this.
+    */
+   if (dim > 32)
+      mt->pitch = intel_miptree_pitch_align (intel, mt, dim * 2);
+   else
+      mt->pitch = intel_miptree_pitch_align (intel, mt, 14 * 8);
+
+   if (dim >= 4)
+      mt->total_height = dim * 4 + 4;
+   else
+      mt->total_height = 4;
+
+   /* Set all the levels to effectively occupy the whole rectangular region. */
+   for (level = mt->first_level; level <= mt->last_level; level++) {
+      intel_miptree_set_level_info(mt, level, 6,
+				   0, 0,
+				   lvlWidth, lvlHeight, 1);
+      lvlWidth /= 2;
+      lvlHeight /= 2;
+   }
+
+   for (face = 0; face < 6; face++) {
+      GLuint x = initial_offsets[face][0] * dim;
+      GLuint y = initial_offsets[face][1] * dim;
+      GLuint d = dim;
+
+      if (dim == 4 && face >= 4) {
+	 y = mt->total_height - 4;
+	 x = (face - 4) * 8;
+      } else if (dim < 4 && (face > 0 || mt->first_level > 0)) {
+	 y = mt->total_height - 4;
+	 x = face * 8;
+      }
+
+      for (level = mt->first_level; level <= mt->last_level; level++) {
+	 intel_miptree_set_image_offset(mt, level, face, x, y);
+
+	 d >>= 1;
+
+	 switch (d) {
+	 case 4:
+	    switch (face) {
+	    case FACE_POS_X:
+	    case FACE_NEG_X:
+	       x += step_offsets[face][0] * d;
+	       y += step_offsets[face][1] * d;
+	       break;
+	    case FACE_POS_Y:
+	    case FACE_NEG_Y:
+	       y += 12;
+	       x -= 8;
+	       break;
+	    case FACE_POS_Z:
+	    case FACE_NEG_Z:
+	       y = mt->total_height - 4;
+	       x = (face - 4) * 8;
+	       break;
+	    }
+
+	 case 2:
+	    y = mt->total_height - 4;
+	    x = 16 + face * 8;
+	    break;
+
+	 case 1:
+	    x += 48;
+	    break;
+
+	 default:
+	    x += step_offsets[face][0] * d;
+	    y += step_offsets[face][1] * d;
+	    break;
 	 }
+      }
+   }
+}
+
+static void
+i945_miptree_layout_3d(struct intel_context *intel,
+		       struct intel_mipmap_tree * mt)
+{
+   GLuint width = mt->width0;
+   GLuint height = mt->height0;
+   GLuint depth = mt->depth0;
+   GLuint pack_x_pitch, pack_x_nr;
+   GLuint pack_y_pitch;
+   GLuint level;
+
+   mt->pitch = intel_miptree_pitch_align (intel, mt, mt->width0);
+   mt->total_height = 0;
+
+   pack_y_pitch = MAX2(mt->height0, 2);
+   pack_x_pitch = mt->pitch;
+   pack_x_nr = 1;
+
+   for (level = mt->first_level; level <= mt->last_level; level++) {
+      GLint x = 0;
+      GLint y = 0;
+      GLint q, j;
+
+      intel_miptree_set_level_info(mt, level, depth,
+				   0, mt->total_height,
+				   width, height, depth);
+
+      for (q = 0; q < depth;) {
+	 for (j = 0; j < pack_x_nr && q < depth; j++, q++) {
+	    intel_miptree_set_image_offset(mt, level, q, x, y);
+	    x += pack_x_pitch;
+	 }
+
+	 x = 0;
+	 y += pack_y_pitch;
+      }
 
+      mt->total_height += y;
 
-         for (face = 0; face < 6; face++) {
-            GLuint x = initial_offsets[face][0] * dim;
-            GLuint y = initial_offsets[face][1] * dim;
-            GLuint d = dim;
-
-            if (dim == 4 && face >= 4) {
-               y = mt->total_height - 4;
-               x = (face - 4) * 8;
-            }
-            else if (dim < 4 && (face > 0 || mt->first_level > 0)) {
-               y = mt->total_height - 4;
-               x = face * 8;
-            }
-
-            for (level = mt->first_level; level <= mt->last_level; level++) {
-               intel_miptree_set_image_offset(mt, level, face, x, y);
-
-               d >>= 1;
-
-               switch (d) {
-               case 4:
-                  switch (face) {
-                  case FACE_POS_X:
-                  case FACE_NEG_X:
-                     x += step_offsets[face][0] * d;
-                     y += step_offsets[face][1] * d;
-                     break;
-                  case FACE_POS_Y:
-                  case FACE_NEG_Y:
-                     y += 12;
-                     x -= 8;
-                     break;
-                  case FACE_POS_Z:
-                  case FACE_NEG_Z:
-                     y = mt->total_height - 4;
-                     x = (face - 4) * 8;
-                     break;
-                  }
-
-               case 2:
-                  y = mt->total_height - 4;
-                  x = 16 + face * 8;
-                  break;
-
-               case 1:
-                  x += 48;
-                  break;
-
-               default:
-                  x += step_offsets[face][0] * d;
-                  y += step_offsets[face][1] * d;
-                  break;
-               }
-            }
-         }
-         break;
+      if (pack_x_pitch > 4) {
+	 pack_x_pitch >>= 1;
+	 pack_x_nr <<= 1;
+	 assert(pack_x_pitch * pack_x_nr <= mt->pitch);
       }
-   case GL_TEXTURE_3D:{
-         GLuint width = mt->width0;
-         GLuint height = mt->height0;
-         GLuint depth = mt->depth0;
-         GLuint pack_x_pitch, pack_x_nr;
-         GLuint pack_y_pitch;
-         GLuint level;
-
-         mt->pitch = intel_miptree_pitch_align (intel, mt, mt->width0);
-         mt->total_height = 0;
-
-         pack_y_pitch = MAX2(mt->height0, 2);
-         pack_x_pitch = mt->pitch;
-         pack_x_nr = 1;
-
-         for (level = mt->first_level; level <= mt->last_level; level++) {
-            GLuint nr_images = mt->target == GL_TEXTURE_3D ? depth : 6;
-            GLint x = 0;
-            GLint y = 0;
-            GLint q, j;
-
-            intel_miptree_set_level_info(mt, level, nr_images,
-                                         0, mt->total_height,
-                                         width, height, depth);
-
-            for (q = 0; q < nr_images;) {
-               for (j = 0; j < pack_x_nr && q < nr_images; j++, q++) {
-                  intel_miptree_set_image_offset(mt, level, q, x, y);
-                  x += pack_x_pitch;
-               }
-
-               x = 0;
-               y += pack_y_pitch;
-            }
-
-
-            mt->total_height += y;
-
-            if (pack_x_pitch > 4) {
-               pack_x_pitch >>= 1;
-               pack_x_nr <<= 1;
-               assert(pack_x_pitch * pack_x_nr <= mt->pitch);
-            }
-
-            if (pack_y_pitch > 2) {
-               pack_y_pitch >>= 1;
-            }
-
-            width = minify(width);
-            height = minify(height);
-            depth = minify(depth);
-         }
-         break;
+
+      if (pack_y_pitch > 2) {
+	 pack_y_pitch >>= 1;
       }
 
+      width = minify(width);
+      height = minify(height);
+      depth = minify(depth);
+   }
+}
+
+GLboolean
+i945_miptree_layout(struct intel_context *intel, struct intel_mipmap_tree * mt)
+{
+   switch (mt->target) {
+   case GL_TEXTURE_CUBE_MAP:
+      i945_miptree_layout_cube(intel, mt);
+      break;
+   case GL_TEXTURE_3D:
+      i945_miptree_layout_3d(intel, mt);
+      break;
    case GL_TEXTURE_1D:
    case GL_TEXTURE_2D:
    case GL_TEXTURE_RECTANGLE_ARB:
-         i945_miptree_layout_2d(intel, mt);
-         break;
+      i945_miptree_layout_2d(intel, mt);
+      break;
    default:
       _mesa_problem(NULL, "Unexpected tex target in i945_miptree_layout()");
+      break;
    }
 
    DBG("%s: %dx%dx%d - sz 0x%x\n", __FUNCTION__,
diff --git a/src/mesa/drivers/dri/i915/i915_texstate.c b/src/mesa/drivers/dri/i915/i915_texstate.c
index ba42093287..987c6c0454 100644
--- a/src/mesa/drivers/dri/i915/i915_texstate.c
+++ b/src/mesa/drivers/dri/i915/i915_texstate.c
@@ -38,7 +38,7 @@
 
 
 static GLuint
-translate_texture_format(GLuint mesa_format)
+translate_texture_format(GLuint mesa_format, GLenum DepthMode)
 {
    switch (mesa_format) {
    case MESA_FORMAT_L8:
@@ -65,7 +65,7 @@ translate_texture_format(GLuint mesa_format)
    case MESA_FORMAT_RGBA_FXT1:
       return (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1);
    case MESA_FORMAT_Z16:
-      return (MAPSURF_16BIT | MT_16BIT_L16);
+      return (MAPSURF_16BIT | (DepthMode==GL_ALPHA?MT_16BIT_A16:MT_16BIT_L16));
    case MESA_FORMAT_RGBA_DXT1:
    case MESA_FORMAT_RGB_DXT1:
       return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
@@ -119,10 +119,12 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
 {
    GLcontext *ctx = &intel->ctx;
    struct i915_context *i915 = i915_context(ctx);
-   struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current;
+   struct gl_texture_unit *tUnit = &ctx->Texture.Unit[unit];
+   struct gl_texture_object *tObj = tUnit->_Current;
    struct intel_texture_object *intelObj = intel_texture_object(tObj);
    struct gl_texture_image *firstImage;
    GLuint *state = i915->state.Tex[unit], format, pitch;
+   GLint lodbias;
 
    memset(state, 0, sizeof(state));
 
@@ -166,7 +168,8 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
 								 0, intelObj->
 								 firstLevel);
 
-      format = translate_texture_format(firstImage->TexFormat->MesaFormat);
+      format = translate_texture_format(firstImage->TexFormat->MesaFormat, 
+		tObj->DepthMode);
       pitch = intelObj->mt->pitch * intelObj->mt->cpp;
    }
 
@@ -231,7 +234,13 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
          }
       }
 
-      state[I915_TEXREG_SS2] = i915->lodbias_ss2[unit];
+      lodbias = (int) ((tUnit->LodBias + tObj->LodBias) * 16.0);
+      if (lodbias < -256)
+          lodbias = -256;
+      if (lodbias > 255)
+          lodbias = 255;
+      state[I915_TEXREG_SS2] = ((lodbias << SS2_LOD_BIAS_SHIFT) & 
+                                SS2_LOD_BIAS_MASK);
 
       /* YUV conversion:
        */
@@ -248,8 +257,13 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
             (SS2_SHADOW_ENABLE |
              intel_translate_shadow_compare_func(tObj->CompareFunc));
 
-         minFilt = FILTER_4X4_FLAT;
-         magFilt = FILTER_4X4_FLAT;
+	 if (tObj->Target == GL_TEXTURE_1D) { 
+		 minFilt = FILTER_NEAREST;
+		 magFilt = FILTER_NEAREST;
+	 } else {
+         	minFilt = FILTER_4X4_FLAT;
+         	magFilt = FILTER_4X4_FLAT;
+	 }
       }
 
       state[I915_TEXREG_SS2] |= ((minFilt << SS2_MIN_FILTER_SHIFT) |
diff --git a/src/mesa/drivers/dri/i915/i915_vtbl.c b/src/mesa/drivers/dri/i915/i915_vtbl.c
index 40c5de26c6..5cf74d5906 100644
--- a/src/mesa/drivers/dri/i915/i915_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i915_vtbl.c
@@ -43,6 +43,8 @@
 #include "i915_reg.h"
 #include "i915_context.h"
 
+#include "glapi.h"
+
 static void
 i915_render_prevalidate(struct intel_context *intel)
 {
@@ -295,7 +297,9 @@ i915_emit_state(struct intel_context *intel)
    struct i915_context *i915 = i915_context(&intel->ctx);
    struct i915_hw_state *state = i915->current;
    int i;
+   int ret, count;
    GLuint dirty;
+   GET_CURRENT_CONTEXT(ctx);
    BATCH_LOCALS;
 
    /* We don't hold the lock at this point, so want to make sure that
@@ -311,7 +315,37 @@ i915_emit_state(struct intel_context *intel)
     */
    intel_batchbuffer_require_space(intel->batch, get_state_size(state) + 8,
 				   LOOP_CLIPRECTS);
+   count = 0;
+ again:
+   dirty = get_dirty(state);
 
+   ret = 0;
+   if (dirty & I915_UPLOAD_BUFFERS) {
+     ret |= dri_bufmgr_check_aperture_space(state->draw_region->buffer);
+     ret |= dri_bufmgr_check_aperture_space(state->depth_region->buffer);
+   }
+
+   if (dirty & I915_UPLOAD_TEX_ALL) {
+     for (i = 0; i < I915_TEX_UNITS; i++)
+       if (dirty & I915_UPLOAD_TEX(i)) {
+	   if (state->tex_buffer[i]) {
+	       ret |= dri_bufmgr_check_aperture_space(state->tex_buffer[i]);
+	   }
+       }
+   }
+   if (ret) {
+       if (count == 0) {
+	   count++;
+	   intel_batchbuffer_flush(intel->batch);
+	   goto again;
+       } else {
+	   _mesa_error(ctx, GL_OUT_OF_MEMORY, "i915 emit state");
+	   assert(0);
+       }
+   }
+
+   /* work out list of buffers to emit */
+   
    /* Do this here as we may have flushed the batchbuffer above,
     * causing more state to be dirty!
     */
@@ -572,6 +606,12 @@ i915_assert_not_dirty( struct intel_context *intel )
    assert(!dirty);
 }
 
+static void
+i915_note_unlock( struct intel_context *intel )
+{
+    /* nothing */
+}
+
 
 void
 i915InitVtbl(struct i915_context *i915)
@@ -587,4 +627,5 @@ i915InitVtbl(struct i915_context *i915)
    i915->intel.vtbl.update_texture_state = i915UpdateTextureState;
    i915->intel.vtbl.flush_cmd = i915_flush_cmd;
    i915->intel.vtbl.assert_not_dirty = i915_assert_not_dirty;
+   i915->intel.vtbl.note_unlock = i915_note_unlock; 
 }
diff --git a/src/mesa/drivers/dri/i915/intel_tris.c b/src/mesa/drivers/dri/i915/intel_tris.c
index 29f0b51ba6..bbb4e0f3cd 100644
--- a/src/mesa/drivers/dri/i915/intel_tris.c
+++ b/src/mesa/drivers/dri/i915/intel_tris.c
@@ -311,10 +311,18 @@ intel_wpos_triangle(struct intel_context *intel,
 {
    GLuint offset = intel->wpos_offset;
    GLuint size = intel->wpos_size;
+   GLfloat *v0_wpos = (GLfloat *)((char *)v0 + offset);
+   GLfloat *v1_wpos = (GLfloat *)((char *)v1 + offset);
+   GLfloat *v2_wpos = (GLfloat *)((char *)v2 + offset);
+
+   __memcpy(v0_wpos, v0, size);
+   __memcpy(v1_wpos, v1, size);
+   __memcpy(v2_wpos, v2, size);
+
+   v0_wpos[1] = -v0_wpos[1] + intel->driDrawable->h;
+   v1_wpos[1] = -v1_wpos[1] + intel->driDrawable->h;
+   v2_wpos[1] = -v2_wpos[1] + intel->driDrawable->h;
 
-   __memcpy(((char *) v0) + offset, v0, size);
-   __memcpy(((char *) v1) + offset, v1, size);
-   __memcpy(((char *) v2) + offset, v2, size);
 
    intel_draw_triangle(intel, v0, v1, v2);
 }
@@ -326,9 +334,14 @@ intel_wpos_line(struct intel_context *intel,
 {
    GLuint offset = intel->wpos_offset;
    GLuint size = intel->wpos_size;
+   GLfloat *v0_wpos = (GLfloat *)((char *)v0 + offset);
+   GLfloat *v1_wpos = (GLfloat *)((char *)v1 + offset);
+
+   __memcpy(v0_wpos, v0, size);
+   __memcpy(v1_wpos, v1, size);
 
-   __memcpy(((char *) v0) + offset, v0, size);
-   __memcpy(((char *) v1) + offset, v1, size);
+   v0_wpos[1] = -v0_wpos[1] + intel->driDrawable->h;
+   v1_wpos[1] = -v1_wpos[1] + intel->driDrawable->h;
 
    intel_draw_line(intel, v0, v1);
 }
@@ -339,8 +352,10 @@ intel_wpos_point(struct intel_context *intel, intelVertexPtr v0)
 {
    GLuint offset = intel->wpos_offset;
    GLuint size = intel->wpos_size;
+   GLfloat *v0_wpos = (GLfloat *)((char *)v0 + offset);
 
-   __memcpy(((char *) v0) + offset, v0, size);
+   __memcpy(v0_wpos, v0, size);
+   v0_wpos[1] = -v0_wpos[1] + intel->driDrawable->h;
 
    intel_draw_point(intel, v0);
 }
author	Dave Airlie <airlied@linux.ie>	2008-04-16 20:25:08 +1000
committer	Dave Airlie <airlied@linux.ie>	2008-04-16 20:25:08 +1000
commit	09df5eaff2ba2694b82d1211fd24410cb2997e25 (patch)
tree	0028ffd43d1895bb9e7d1ab0f5906629b0fa4825 /src/mesa/drivers/dri/i915
parent	9566cf0e2f326d8fe638748d0bc10626e8c0387e (diff)
parent	b64448b3e4026d3f11f366515b7544a6581403f3 (diff)