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authorBrian <brian.paul@tungstengraphics.com>2008-03-31 17:38:21 -0600
committerBrian <brian.paul@tungstengraphics.com>2008-03-31 17:38:21 -0600
commit14452aee73e16f2ede075cf894e69d62cc539f5e (patch)
tree4ea1379e714057945f357930c955316f5d1e857b /src/gallium
parent84c2821d2a3b0252d6ccdfc88c6acd8f72134ebf (diff)
cell: initial work to support multi-texture
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/cell/common.h8
-rw-r--r--src/gallium/drivers/cell/ppu/cell_state_emit.c18
-rw-r--r--src/gallium/drivers/cell/spu/spu_main.c27
-rw-r--r--src/gallium/drivers/cell/spu/spu_main.h8
-rw-r--r--src/gallium/drivers/cell/spu/spu_texture.c29
-rw-r--r--src/gallium/drivers/cell/spu/spu_tri.c2
6 files changed, 55 insertions, 37 deletions
diff --git a/src/gallium/drivers/cell/common.h b/src/gallium/drivers/cell/common.h
index c9e873b35c..298812fc20 100644
--- a/src/gallium/drivers/cell/common.h
+++ b/src/gallium/drivers/cell/common.h
@@ -66,6 +66,8 @@
#define CELL_MAX_SPUS 6
+#define CELL_MAX_SAMPLERS 4
+
#define TILE_SIZE 32
@@ -228,8 +230,10 @@ struct cell_command_release_verts
struct cell_command_texture
{
- void *start; /**< Address in main memory */
- uint width, height;
+ struct {
+ void *start; /**< Address in main memory */
+ ushort width, height;
+ } texture[CELL_MAX_SAMPLERS];
};
diff --git a/src/gallium/drivers/cell/ppu/cell_state_emit.c b/src/gallium/drivers/cell/ppu/cell_state_emit.c
index 4c75caa025..4fbe1a21b8 100644
--- a/src/gallium/drivers/cell/ppu/cell_state_emit.c
+++ b/src/gallium/drivers/cell/ppu/cell_state_emit.c
@@ -129,17 +129,15 @@ cell_emit_state(struct cell_context *cell)
if (cell->dirty & CELL_NEW_TEXTURE) {
struct cell_command_texture texture;
- if (cell->texture[0]) {
- texture.start = cell->texture[0]->tiled_data;
- texture.width = cell->texture[0]->base.width[0];
- texture.height = cell->texture[0]->base.height[0];
+ uint i;
+ memset(&texture, 0, sizeof(texture));
+ for (i = 0;i < CELL_MAX_SAMPLERS; i++) {
+ if (cell->texture[i]) {
+ texture.texture[i].start = cell->texture[i]->tiled_data;
+ texture.texture[i].width = cell->texture[i]->base.width[0];
+ texture.texture[i].height = cell->texture[i]->base.height[0];
+ }
}
- else {
- texture.start = NULL;
- texture.width = 0;
- texture.height = 0;
- }
-
emit_state_cmd(cell, CELL_CMD_STATE_TEXTURE,
&texture, sizeof(struct cell_command_texture));
}
diff --git a/src/gallium/drivers/cell/spu/spu_main.c b/src/gallium/drivers/cell/spu/spu_main.c
index d7f46f8024..80fa5f7859 100644
--- a/src/gallium/drivers/cell/spu/spu_main.c
+++ b/src/gallium/drivers/cell/spu/spu_main.c
@@ -329,17 +329,26 @@ cmd_state_sampler(const struct pipe_sampler_state *state)
static void
cmd_state_texture(const struct cell_command_texture *texture)
{
- if (Debug)
- printf("SPU %u: TEXTURE at %p size %u x %u\n",
- spu.init.id, texture->start, texture->width, texture->height);
+ uint i;
+
+ if (1||Debug) {
+ printf("SPU %u: TEXTURE\n", spu.init.id);
+ for (i = 0; i < CELL_MAX_SAMPLERS; i++) {
+ printf(" %d: at %p size %u x %u\n", i, texture->texture[i].start,
+ texture->texture[i].width, texture->texture[i].height);
+ }
+ }
memcpy(&spu.texture, texture, sizeof(*texture));
- spu.tex_size = (vector float)
- { spu.texture.width, spu.texture.height, 0.0, 0.0};
- spu.tex_size_mask = (vector unsigned int)
- { spu.texture.width - 1, spu.texture.height - 1, 0, 0 };
- spu.tex_size_x_mask = spu_splats(spu.texture.width - 1);
- spu.tex_size_y_mask = spu_splats(spu.texture.height - 1);
+ for (i = 0; i < CELL_MAX_SAMPLERS; i++) {
+ const uint width = texture->texture[i].width;
+ const uint height = texture->texture[i].height;
+ spu.tex_size[i] = (vector float) { width, height, 0.0, 0.0};
+ spu.tex_size_mask[i] = (vector unsigned int)
+ { width - 1, height - 1, 0, 0 };
+ spu.tex_size_x_mask[i] = spu_splats(width - 1);
+ spu.tex_size_y_mask[i] = spu_splats(height - 1);
+ }
}
diff --git a/src/gallium/drivers/cell/spu/spu_main.h b/src/gallium/drivers/cell/spu/spu_main.h
index c20452931a..8a87787537 100644
--- a/src/gallium/drivers/cell/spu/spu_main.h
+++ b/src/gallium/drivers/cell/spu/spu_main.h
@@ -141,10 +141,10 @@ struct spu_global
/** for converting RGBA to PIPE_FORMAT_x colors */
vector unsigned char color_shuffle;
- vector float tex_size;
- vector unsigned int tex_size_mask; /**< == int(size - 1) */
- vector unsigned int tex_size_x_mask; /**< == int(size - 1) */
- vector unsigned int tex_size_y_mask; /**< == int(size - 1) */
+ vector float tex_size[CELL_MAX_SAMPLERS];
+ vector unsigned int tex_size_mask[CELL_MAX_SAMPLERS]; /**< == int(size - 1) */
+ vector unsigned int tex_size_x_mask[CELL_MAX_SAMPLERS]; /**< == int(size - 1) */
+ vector unsigned int tex_size_y_mask[CELL_MAX_SAMPLERS]; /**< == int(size - 1) */
vector float (*sample_texture)(vector float texcoord);
diff --git a/src/gallium/drivers/cell/spu/spu_texture.c b/src/gallium/drivers/cell/spu/spu_texture.c
index 67eb08196a..91a6aec5ec 100644
--- a/src/gallium/drivers/cell/spu/spu_texture.c
+++ b/src/gallium/drivers/cell/spu/spu_texture.c
@@ -40,25 +40,29 @@
void
invalidate_tex_cache(void)
{
- spu_dcache_mark_dirty((unsigned) spu.texture.start,
- 4 * spu.texture.width * spu.texture.height);
+ uint unit = 0;
+ uint bytes = 4 * spu.texture.texture[unit].width
+ * spu.texture.texture[unit].height;
+
+ spu_dcache_mark_dirty((unsigned) spu.texture.texture[unit].start, bytes);
}
static uint
get_texel(vec_uint4 coordinate)
{
+ const uint unit = 0;
vec_uint4 tmp;
unsigned x = spu_extract(coordinate, 0);
unsigned y = spu_extract(coordinate, 1);
- const unsigned tiles_per_row = spu.texture.width / TILE_SIZE;
+ const unsigned tiles_per_row = spu.texture.texture[unit].width / TILE_SIZE;
unsigned tile_offset = sizeof(tile_t) * ((y / TILE_SIZE * tiles_per_row)
+ (x / TILE_SIZE));
unsigned texel_offset = 4 * (((y % TILE_SIZE) * TILE_SIZE)
+ (x % TILE_SIZE));
spu_dcache_fetch_unaligned((qword *) & tmp,
- spu.texture.start + tile_offset + texel_offset,
+ spu.texture.texture[unit].start + tile_offset + texel_offset,
4);
return spu_extract(tmp, 0);
}
@@ -67,13 +71,14 @@ get_texel(vec_uint4 coordinate)
static void
get_four_texels(vec_uint4 x, vec_uint4 y, vec_uint4 *texels)
{
- const unsigned texture_ea = (uintptr_t) spu.texture.start;
+ const uint unit = 0;
+ const unsigned texture_ea = (uintptr_t) spu.texture.texture[unit].start;
vec_uint4 tile_x = spu_rlmask(x, -5);
vec_uint4 tile_y = spu_rlmask(y, -5);
const qword offset_x = si_andi((qword) x, 0x1f);
const qword offset_y = si_andi((qword) y, 0x1f);
- const qword tiles_per_row = (qword) spu_splats(spu.texture.width / TILE_SIZE);
+ const qword tiles_per_row = (qword) spu_splats(spu.texture.texture[unit].width / TILE_SIZE);
const qword tile_size = (qword) spu_splats(sizeof(tile_t));
qword tile_offset = si_mpya((qword) tile_y, tiles_per_row, (qword) tile_x);
@@ -101,9 +106,10 @@ get_four_texels(vec_uint4 x, vec_uint4 y, vec_uint4 *texels)
vector float
sample_texture_nearest(vector float texcoord)
{
- vector float tc = spu_mul(texcoord, spu.tex_size);
+ const uint unit = 0;
+ vector float tc = spu_mul(texcoord, spu.tex_size[unit]);
vector unsigned int itc = spu_convtu(tc, 0); /* convert to int */
- itc = spu_and(itc, spu.tex_size_mask); /* mask (GL_REPEAT) */
+ itc = spu_and(itc, spu.tex_size_mask[unit]); /* mask (GL_REPEAT) */
uint texel = get_texel(itc);
return spu_unpack_A8R8G8B8(texel);
}
@@ -112,10 +118,11 @@ sample_texture_nearest(vector float texcoord)
vector float
sample_texture_bilinear(vector float texcoord)
{
+ const uint unit = 0;
static const vec_uint4 offset_x = {0, 0, 1, 1};
static const vec_uint4 offset_y = {0, 1, 0, 1};
- vector float tc = spu_mul(texcoord, spu.tex_size);
+ vector float tc = spu_mul(texcoord, spu.tex_size[unit]);
tc = spu_add(tc, spu_splats(-0.5f)); /* half texel bias */
/* integer texcoords S,T: */
@@ -129,8 +136,8 @@ sample_texture_bilinear(vector float texcoord)
x = spu_add(x, offset_x);
y = spu_add(y, offset_y);
- x = spu_and(x, spu.tex_size_x_mask);
- y = spu_and(y, spu.tex_size_y_mask);
+ x = spu_and(x, spu.tex_size_x_mask[unit]);
+ y = spu_and(y, spu.tex_size_y_mask[unit]);
get_four_texels(x, y, texels);
diff --git a/src/gallium/drivers/cell/spu/spu_tri.c b/src/gallium/drivers/cell/spu/spu_tri.c
index 95c629a8aa..9f63317b1f 100644
--- a/src/gallium/drivers/cell/spu/spu_tri.c
+++ b/src/gallium/drivers/cell/spu/spu_tri.c
@@ -309,7 +309,7 @@ emit_quad( int x, int y, mask_t mask )
spu.cur_ctile_status = TILE_STATUS_DIRTY;
- if (spu.texture.start) {
+ if (spu.texture.texture[0].start) {
/* texture mapping */
vector float texcoords[4];
eval_coeff(2, (float) x, (float) y, texcoords);