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path: root/src/mesa/pipe/softpipe/sp_tile_cache.c
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Diffstat (limited to 'src/mesa/pipe/softpipe/sp_tile_cache.c')
-rw-r--r--src/mesa/pipe/softpipe/sp_tile_cache.c330
1 files changed, 192 insertions, 138 deletions
diff --git a/src/mesa/pipe/softpipe/sp_tile_cache.c b/src/mesa/pipe/softpipe/sp_tile_cache.c
index 08cd39cc55..92e43d63bc 100644
--- a/src/mesa/pipe/softpipe/sp_tile_cache.c
+++ b/src/mesa/pipe/softpipe/sp_tile_cache.c
@@ -38,9 +38,7 @@
#include "sp_surface.h"
#include "sp_tile_cache.h"
-#define CLEAR_OPTIMIZATION 0
-
-#define NUM_ENTRIES 20
+#define NUM_ENTRIES 30
/** XXX move these */
@@ -69,7 +67,7 @@ struct softpipe_tile_cache
-static uint
+static INLINE uint
is_clear_flag_set(const uint *bitvec, int x, int y)
{
int pos, bit;
@@ -82,7 +80,7 @@ is_clear_flag_set(const uint *bitvec, int x, int y)
}
-static void
+static INLINE void
clear_clear_flag(uint *bitvec, int x, int y)
{
int pos;
@@ -123,24 +121,22 @@ sp_destroy_tile_cache(struct softpipe_tile_cache *tc)
void
-sp_tile_cache_set_surface(struct softpipe_context *sp,
- struct softpipe_tile_cache *tc,
+sp_tile_cache_set_surface(struct softpipe_tile_cache *tc,
struct pipe_surface *ps)
{
if (tc->surface && tc->surface->map)
pipe_surface_unmap(tc->surface);
pipe_surface_reference(&tc->surface, ps);
+
+ if (!ps->map)
+ pipe_surface_map(ps);
}
struct pipe_surface *
-sp_tile_cache_get_surface(struct softpipe_context *sp,
- struct softpipe_tile_cache *tc)
+sp_tile_cache_get_surface(struct softpipe_tile_cache *tc)
{
- if (tc->surface && !tc->surface->map)
- pipe_surface_map(tc->surface);
-
return tc->surface;
}
@@ -161,46 +157,200 @@ sp_tile_cache_set_texture(struct softpipe_tile_cache *tc,
}
+static INLINE boolean
+is_depth_stencil_surface(struct pipe_surface *ps)
+{
+ return (ps &&
+ (ps->format == PIPE_FORMAT_S8_Z24 ||
+ ps->format == PIPE_FORMAT_U_Z16 ||
+ ps->format == PIPE_FORMAT_U_Z32 ||
+ ps->format == PIPE_FORMAT_U_S8));
+}
+
+
+/**
+ * Set pixels in a tile to the given clear color/value.
+ */
+static void
+clear_tile(struct softpipe_cached_tile *tile, uint format,
+ const float clear_value[4])
+{
+ uint i, j;
+
+ switch (format) {
+ case PIPE_FORMAT_U_Z16:
+ {
+ ushort clear_val = (ushort) (clear_value[0] * 0xffff);
+ for (i = 0; i < TILE_SIZE; i++) {
+ for (j = 0; j < TILE_SIZE; j++) {
+ tile->data.depth16[i][j] = clear_val;
+ }
+ }
+ }
+ break;
+ case PIPE_FORMAT_U_Z32:
+ {
+ uint clear_val = (uint) (clear_value[0] * 0xffffffff);
+ for (i = 0; i < TILE_SIZE; i++) {
+ for (j = 0; j < TILE_SIZE; j++) {
+ tile->data.depth32[i][j] = clear_val;
+ }
+ }
+ }
+ break;
+ case PIPE_FORMAT_S8_Z24:
+ {
+ uint clear_val = (uint) (clear_value[0] * 0xffffff);
+ clear_val |= ((uint) clear_value[1]) << 24;
+ for (i = 0; i < TILE_SIZE; i++) {
+ for (j = 0; j < TILE_SIZE; j++) {
+ tile->data.depth32[i][j] = clear_val;
+ }
+ }
+ }
+ break;
+ case PIPE_FORMAT_U_S8:
+ {
+ ubyte clear_val = (uint) clear_value[0];
+ for (i = 0; i < TILE_SIZE; i++) {
+ for (j = 0; j < TILE_SIZE; j++) {
+ tile->data.stencil8[i][j] = clear_val;
+ }
+ }
+ }
+ break;
+ default:
+ /* color */
+ if (clear_value[0] == 0.0 &&
+ clear_value[1] == 0.0 &&
+ clear_value[2] == 0.0 &&
+ clear_value[3] == 0.0) {
+ memset(tile->data.color, 0, sizeof(tile->data.color));
+ }
+ else {
+ for (i = 0; i < TILE_SIZE; i++) {
+ for (j = 0; j < TILE_SIZE; j++) {
+ tile->data.color[i][j][0] = clear_value[0];
+ tile->data.color[i][j][1] = clear_value[1];
+ tile->data.color[i][j][2] = clear_value[2];
+ tile->data.color[i][j][3] = clear_value[3];
+ }
+ }
+ }
+ }
+}
+
+
+static INLINE void
+put_tile(struct pipe_context *pipe,
+ struct pipe_surface *ps,
+ struct softpipe_cached_tile *tile)
+{
+ assert(tile->x >= 0);
+ assert(tile->x % TILE_SIZE == 0);
+ assert(tile->y >= 0);
+ assert(tile->y % TILE_SIZE == 0);
+
+ if (is_depth_stencil_surface(ps)) {
+ pipe->put_tile(pipe, ps,
+ tile->x, tile->y, TILE_SIZE, TILE_SIZE,
+ tile->data.depth32, 0/*STRIDE*/);
+ }
+ else {
+ pipe->put_tile_rgba(pipe, ps,
+ tile->x, tile->y, TILE_SIZE, TILE_SIZE,
+ (float *) tile->data.color);
+ }
+}
+
+
+static INLINE void
+get_tile(struct pipe_context *pipe,
+ struct pipe_surface *ps,
+ struct softpipe_cached_tile *tile)
+{
+ assert(tile->x >= 0);
+ assert(tile->x % TILE_SIZE == 0);
+ assert(tile->y >= 0);
+ assert(tile->y % TILE_SIZE == 0);
+
+ if (is_depth_stencil_surface(ps)) {
+ pipe->get_tile(pipe, ps,
+ tile->x, tile->y, TILE_SIZE, TILE_SIZE,
+ tile->data.depth32, 0/*STRIDE*/);
+ }
+ else {
+ pipe->get_tile_rgba(pipe, ps,
+ tile->x, tile->y, TILE_SIZE, TILE_SIZE,
+ (float *) tile->data.color);
+ }
+}
+
+
void
sp_flush_tile_cache(struct softpipe_context *softpipe,
struct softpipe_tile_cache *tc)
{
struct pipe_context *pipe = &softpipe->pipe;
struct pipe_surface *ps = tc->surface;
- boolean is_depth_stencil;
int inuse = 0, pos;
if (!ps || !ps->buffer)
return;
- is_depth_stencil = (ps->format == PIPE_FORMAT_S8_Z24 ||
- ps->format == PIPE_FORMAT_Z24_S8 ||
- ps->format == PIPE_FORMAT_U_Z16 ||
- ps->format == PIPE_FORMAT_U_Z32 ||
- ps->format == PIPE_FORMAT_U_S8);
-
for (pos = 0; pos < NUM_ENTRIES; pos++) {
struct softpipe_cached_tile *tile = tc->entries + pos;
if (tile->x >= 0) {
- if (is_depth_stencil) {
- pipe->put_tile(pipe, ps,
- tile->x, tile->y, TILE_SIZE, TILE_SIZE,
- tile->data.depth32, 0/*STRIDE*/);
- }
- else {
- pipe->put_tile_rgba(pipe, ps,
- tile->x, tile->y, TILE_SIZE, TILE_SIZE,
- (float *) tile->data.color);
- }
-
+ put_tile(pipe, ps, tile);
tile->x = tile->y = -1; /* mark as empty */
inuse++;
}
}
- /*
+#if TILE_CLEAR_OPTIMIZATION
+ sp_tile_cache_flush_clear(&softpipe->pipe, tc);
+#endif
+#if 0
printf("flushed tiles in use: %d\n", inuse);
- */
+#endif
+}
+
+
+/**
+ * Actually clear the tiles which were flagged as being cleared.
+ */
+void
+sp_tile_cache_flush_clear(struct pipe_context *pipe,
+ struct softpipe_tile_cache *tc)
+{
+ struct pipe_surface *ps = tc->surface;
+ const uint w = tc->surface->width;
+ const uint h = tc->surface->height;
+ uint x, y;
+ struct softpipe_cached_tile tile;
+ uint numCleared = 0;
+
+ /* clear one tile to the clear value */
+ clear_tile(&tile, ps->format, tc->clear_value);
+
+ /* push the tile to all positions marked as clear */
+ for (y = 0; y < h; y += TILE_SIZE) {
+ for (x = 0; x < w; x += TILE_SIZE) {
+ if (is_clear_flag_set(tc->clear_flags, x, y)) {
+ tile.x = x;
+ tile.y = y;
+ put_tile(pipe, ps, &tile);
+
+ /* do this? */
+ clear_clear_flag(tc->clear_flags, x, y);
+
+ numCleared++;
+ }
+ }
+ }
+#if 0
+ printf("num cleared: %u\n", numCleared);
+#endif
}
@@ -210,12 +360,6 @@ sp_get_cached_tile(struct softpipe_context *softpipe,
{
struct pipe_context *pipe = &softpipe->pipe;
struct pipe_surface *ps = tc->surface;
- boolean is_depth_stencil
- = (ps->format == PIPE_FORMAT_S8_Z24 ||
- ps->format == PIPE_FORMAT_Z24_S8 ||
- ps->format == PIPE_FORMAT_U_Z16 ||
- ps->format == PIPE_FORMAT_U_Z32 ||
- ps->format == PIPE_FORMAT_U_S8);
/* tile pos in framebuffer: */
const int tile_x = x & ~(TILE_SIZE - 1);
@@ -230,104 +374,21 @@ sp_get_cached_tile(struct softpipe_context *softpipe,
if (tile->x != -1) {
/* put dirty tile back in framebuffer */
- if (is_depth_stencil) {
- pipe->put_tile(pipe, ps,
- tile->x, tile->y, TILE_SIZE, TILE_SIZE,
- tile->data.depth32, 0 /*STRIDE*/);
- }
- else {
- pipe->put_tile_rgba(pipe, ps,
- tile->x, tile->y, TILE_SIZE, TILE_SIZE,
- (float *) tile->data.color);
- }
+ put_tile(pipe, ps, tile);
}
+ tile->x = tile_x;
+ tile->y = tile_y;
+
if (is_clear_flag_set(tc->clear_flags, x, y)) {
/* don't get tile from framebuffer, just clear it */
- uint i, j;
- /* XXX these loops could be optimized */
- switch (ps->format) {
- case PIPE_FORMAT_U_Z16:
- {
- ushort clear_val = (ushort) (tc->clear_value[0] * 0xffff);
- for (i = 0; i < TILE_SIZE; i++) {
- for (j = 0; j < TILE_SIZE; j++) {
- tile->data.depth16[i][j] = clear_val;
- }
- }
- }
- break;
- case PIPE_FORMAT_U_Z32:
- {
- uint clear_val = (uint) (tc->clear_value[0] * 0xffffffff);
- for (i = 0; i < TILE_SIZE; i++) {
- for (j = 0; j < TILE_SIZE; j++) {
- tile->data.depth32[i][j] = clear_val;
- }
- }
- }
- break;
- case PIPE_FORMAT_S8_Z24:
- {
- uint clear_val = (uint) (tc->clear_value[0] * 0xffffff);
- clear_val |= ((uint) tc->clear_value[1]) << 24;
- for (i = 0; i < TILE_SIZE; i++) {
- for (j = 0; j < TILE_SIZE; j++) {
- tile->data.depth32[i][j] = clear_val;
- }
- }
- }
- break;
- case PIPE_FORMAT_Z24_S8:
- {
- uint clear_val = ((uint) (tc->clear_value[0] * 0xffffff)) << 8;
- clear_val |= ((uint) tc->clear_value[1]) & 0xff;
- for (i = 0; i < TILE_SIZE; i++) {
- for (j = 0; j < TILE_SIZE; j++) {
- tile->data.depth32[i][j] = clear_val;
- }
- }
- }
- break;
- case PIPE_FORMAT_U_S8:
- {
- ubyte clear_val = (uint) tc->clear_value[0];
- for (i = 0; i < TILE_SIZE; i++) {
- for (j = 0; j < TILE_SIZE; j++) {
- tile->data.stencil8[i][j] = clear_val;
- }
- }
- }
- break;
- default:
- /* color */
- for (i = 0; i < TILE_SIZE; i++) {
- for (j = 0; j < TILE_SIZE; j++) {
- tile->data.color[i][j][0] = tc->clear_value[0];
- tile->data.color[i][j][1] = tc->clear_value[1];
- tile->data.color[i][j][2] = tc->clear_value[2];
- tile->data.color[i][j][3] = tc->clear_value[3];
- }
- }
- }
+ clear_tile(tile, ps->format, tc->clear_value);
clear_clear_flag(tc->clear_flags, x, y);
}
else {
- /* get new tile from framebuffer */
- if (is_depth_stencil) {
- pipe->get_tile(pipe, ps,
- tile_x, tile_y, TILE_SIZE, TILE_SIZE,
- tile->data.depth32, 0/*STRIDE*/);
- }
- else {
- pipe->get_tile_rgba(pipe, ps,
- tile_x, tile_y, TILE_SIZE, TILE_SIZE,
- (float *) tile->data.color);
- }
+ /* get new tile data from surface */
+ get_tile(pipe, ps, tile);
}
-
- tile->x = tile_x;
- tile->y = tile_y;
}
return tile;
@@ -375,20 +436,13 @@ sp_get_cached_tile_tex(struct pipe_context *pipe,
struct pipe_surface *ps
= pipe->get_tex_surface(pipe, tc->texture, face, level, z);
- if (ps != tc->surface) {
- if (tc->surface && tc->surface->map)
- pipe_surface_unmap(tc->surface);
-
- pipe_surface_reference(&tc->surface, ps);
-
- if (!tc->surface->map)
- pipe_surface_map(tc->surface);
- }
+ pipe_surface_map(ps);
pipe->get_tile_rgba(pipe, ps,
tile_x, tile_y, TILE_SIZE, TILE_SIZE,
(float *) tile->data.color);
+ pipe_surface_unmap(ps);
pipe_surface_reference(&ps, NULL);
tile->x = tile_x;
@@ -415,7 +469,7 @@ sp_tile_cache_clear(struct softpipe_tile_cache *tc, const float value[4])
tc->clear_value[2] = value[2];
tc->clear_value[3] = value[3];
-#if CLEAR_OPTIMIZATION
+#if TILE_CLEAR_OPTIMIZATION
memset(tc->clear_flags, 255, sizeof(tc->clear_flags));
#else
memset(tc->clear_flags, 0, sizeof(tc->clear_flags));
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 15:51:45 +0000