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authorMarek Olšák <[email protected]>2011-02-28 13:38:01 +0100
committerMarek Olšák <[email protected]>2011-03-01 00:23:11 +0100
commitd99ec708afbb785ce05031661222b38c9447059f (patch)
tree9237afd4647f65e00339776e207de469de1c279d /src/gallium/drivers/r300/r300_context.h
parent5f44fab5a6ba99c287da8d01fa584763bff2565b (diff)
r300g: fix HiZ memory size computation and deciding when to use HiZ
I removed the HiZ memory management, because the HiZ RAM is too small and I also did it in hope that HiZ will be enabled more often. This also sets aligned strides to HIZ_PITCH and ZMASK_PITCH.
Diffstat (limited to 'src/gallium/drivers/r300/r300_context.h')
-rw-r--r--src/gallium/drivers/r300/r300_context.h26
1 files changed, 15 insertions, 11 deletions
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index e9c7d7bf63f..e18f876fc2d 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -295,6 +295,8 @@ struct r300_surface {
uint32_t offset; /* COLOROFFSET or DEPTHOFFSET. */
uint32_t pitch; /* COLORPITCH or DEPTHPITCH. */
+ uint32_t pitch_zmask; /* ZMASK_PITCH */
+ uint32_t pitch_hiz; /* HIZ_PITCH */
uint32_t format; /* US_OUT_FMT or ZB_FORMAT. */
/* Parameters dedicated to the CBZB clear. */
@@ -363,8 +365,12 @@ struct r300_texture_desc {
/* Zbuffer compression info for each miplevel. */
boolean zcomp8x8[R300_MAX_TEXTURE_LEVELS];
- /* If zero, then disable compression. */
+ /* If zero, then disable Z compression/HiZ. */
unsigned zmask_dwords[R300_MAX_TEXTURE_LEVELS];
+ unsigned hiz_dwords[R300_MAX_TEXTURE_LEVELS];
+ /* Zmask/HiZ strides for each miplevel. */
+ unsigned zmask_stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
+ unsigned hiz_stride_in_pixels[R300_MAX_TEXTURE_LEVELS];
};
struct r300_resource
@@ -390,10 +396,6 @@ struct r300_resource
/* Where the texture starts in the buffer. */
unsigned tex_offset;
- /* HiZ memory allocations. */
- struct mem_block *hiz_mem[R300_MAX_TEXTURE_LEVELS];
- boolean hiz_in_use[R300_MAX_TEXTURE_LEVELS];
-
/* This is the level tiling flags were last time set for.
* It's used to prevent redundant tiling-flags changes from happening.*/
unsigned surface_level;
@@ -545,22 +547,21 @@ struct r300_context {
int sprite_coord_enable;
/* Whether two-sided color selection is enabled (AKA light_twoside). */
boolean two_sided_color;
-
+ /* Whether fast color clear is enabled. */
boolean cbzb_clear;
/* Whether ZMASK is enabled. */
boolean zmask_in_use;
/* Whether ZMASK is being decompressed. */
boolean zmask_decompress;
- /* Whether ZMASK is locked, i.e. should be disabled and cannot be taken over. */
- boolean zmask_locked;
+ /* Whether ZMASK/HIZ is locked, i.e. should be disabled and cannot be taken over. */
+ boolean hyperz_locked;
/* The zbuffer the ZMASK of which is locked. */
struct pipe_surface *locked_zbuffer;
+ /* Whether HIZ is enabled. */
+ boolean hiz_in_use;
void *dsa_decompress_zmask;
- /* two mem block managers for hiz/zmask ram space */
- struct mem_block *hiz_mm;
-
struct u_vbuf_mgr *vbuf_mgr;
struct util_slab_mempool pool_transfers;
@@ -644,6 +645,9 @@ void r300_decompress_zmask(struct r300_context *r300);
void r300_decompress_zmask_locked_unsafe(struct r300_context *r300);
void r300_decompress_zmask_locked(struct r300_context *r300);
+/* r300_hyperz.c */
+void r300_update_hyperz_state(struct r300_context* r300);
+
/* r300_query.c */
void r300_resume_query(struct r300_context *r300,
struct r300_query *query);