This is not utilised yet but will be needed when W-tiled stencil is
sampled as Y-tiled.
Signed-off-by: Topi Pohjolainen <topi.pohjolai...@intel.com>
---
src/mesa/drivers/dri/i965/intel_fbo.h | 2 +-
src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 11 +++++++++--
src/mesa/drivers/dri/i965/intel_mipmap_tree.h | 1 +
src/mesa/drivers/dri/i965/intel_tex_image.c | 3 ++-
4 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/intel_fbo.h
b/src/mesa/drivers/dri/i965/intel_fbo.h
index b8db7e2..05a2ea8 100644
--- a/src/mesa/drivers/dri/i965/intel_fbo.h
+++ b/src/mesa/drivers/dri/i965/intel_fbo.h
@@ -191,7 +191,7 @@ intel_renderbuffer_get_tile_offsets(struct
intel_renderbuffer *irb,
uint32_t *tile_y)
{
return intel_miptree_get_tile_offsets(irb->mt, irb->mt_level, irb->mt_layer,
- tile_x, tile_y);
+ false, tile_x, tile_y);
}
bool
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 89df0d3..b48dc5f 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -943,6 +943,7 @@ intel_miptree_get_image_offset(const struct
intel_mipmap_tree *mt,
uint32_t
intel_miptree_get_tile_offsets(const struct intel_mipmap_tree *mt,
GLuint level, GLuint slice,
+ bool map_w_as_y_tiled,
uint32_t *tile_x,
uint32_t *tile_y)
{
@@ -950,14 +951,20 @@ intel_miptree_get_tile_offsets(const struct
intel_mipmap_tree *mt,
uint32_t x, y;
uint32_t mask_x, mask_y;
- intel_region_get_tile_masks(region, &mask_x, &mask_y, false);
+ intel_region_get_tile_masks(region, &mask_x, &mask_y, map_w_as_y_tiled);
intel_miptree_get_image_offset(mt, level, slice, &x, &y);
+
+ /* Y-tile is twice as wide and half as high as W-tile */
+ if (map_w_as_y_tiled) {
+ x *= 2;
+ y /= 2;
+ }
*tile_x = x & mask_x;
*tile_y = y & mask_y;
return intel_region_get_aligned_offset(region, x & ~mask_x, y & ~mask_y,
- false);
+ map_w_as_y_tiled);
}
static void
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
index 4250e0f..ba80baa 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
@@ -531,6 +531,7 @@ intel_miptree_get_dimensions_for_image(struct
gl_texture_image *image,
uint32_t
intel_miptree_get_tile_offsets(const struct intel_mipmap_tree *mt,
GLuint level, GLuint slice,
+ bool map_w_as_y_tiled,
uint32_t *tile_x,
uint32_t *tile_y);
diff --git a/src/mesa/drivers/dri/i965/intel_tex_image.c
b/src/mesa/drivers/dri/i965/intel_tex_image.c
index ee02e68..2e66729 100644
--- a/src/mesa/drivers/dri/i965/intel_tex_image.c
+++ b/src/mesa/drivers/dri/i965/intel_tex_image.c
@@ -242,7 +242,8 @@ intel_set_texture_image_region(struct gl_context *ctx,
intel_image->mt->level[0].slice[0].x_offset = tile_x;
intel_image->mt->level[0].slice[0].y_offset = tile_y;
- intel_miptree_get_tile_offsets(intel_image->mt, 0, 0, &draw_x, &draw_y);
+ intel_miptree_get_tile_offsets(intel_image->mt, 0, 0, false,
+ &draw_x, &draw_y);
/* From "OES_EGL_image" error reporting. We report GL_INVALID_OPERATION
* for EGL images from non-tile aligned sufaces in gen4 hw and earlier
which has
--
1.8.3.1
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