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authorBrian <brian.paul@tungstengraphics.com>2008-01-30 11:56:41 -0700
committerBrian <brian.paul@tungstengraphics.com>2008-01-30 11:56:41 -0700
commitdcf41a0eed71a67060b4efa9ab4befc86eafc177 (patch)
tree6639c03628b7d9b927151028fa54803853f40af5 /src
parent0d3f60ec64965a07ef26b551436f0d768154e4d3 (diff)
Cell: minor code refactoring, movement
Diffstat (limited to 'src')
-rw-r--r--src/mesa/pipe/cell/spu/spu_render.c85
1 files changed, 55 insertions, 30 deletions
diff --git a/src/mesa/pipe/cell/spu/spu_render.c b/src/mesa/pipe/cell/spu/spu_render.c
index 21a286a23d..f506095116 100644
--- a/src/mesa/pipe/cell/spu/spu_render.c
+++ b/src/mesa/pipe/cell/spu/spu_render.c
@@ -89,6 +89,55 @@ my_tile(uint tx, uint ty)
/**
+ * Start fetching non-clear color/Z tiles from main memory
+ */
+static INLINE void
+get_cz_tiles(uint tx, uint ty)
+{
+ if (spu.depth_stencil.depth.enabled) {
+ if (tile_status_z[ty][tx] != TILE_STATUS_CLEAR) {
+ get_tile(tx, ty, &ztile, TAG_READ_TILE_Z, 1);
+ }
+ }
+
+ if (tile_status[ty][tx] != TILE_STATUS_CLEAR) {
+ get_tile(tx, ty, &ctile, TAG_READ_TILE_COLOR, 0);
+ }
+}
+
+
+/**
+ * Start putting dirty color/Z tiles back to main memory
+ */
+static INLINE void
+put_cz_tiles(uint tx, uint ty)
+{
+ if (tile_status_z[ty][tx] == TILE_STATUS_DIRTY) {
+ put_tile(tx, ty, &ztile, TAG_WRITE_TILE_Z, 1);
+ tile_status_z[ty][tx] = TILE_STATUS_DEFINED;
+ }
+
+ if (tile_status[ty][tx] == TILE_STATUS_DIRTY) {
+ put_tile(tx, ty, &ctile, TAG_WRITE_TILE_COLOR, 0);
+ tile_status[ty][tx] = TILE_STATUS_DEFINED;
+ }
+}
+
+
+/**
+ * Wait for 'put' of color/z tiles to complete.
+ */
+static INLINE void
+wait_put_cz_tiles(void)
+{
+ wait_on_mask(1 << TAG_WRITE_TILE_COLOR);
+ if (spu.depth_stencil.depth.enabled) {
+ wait_on_mask(1 << TAG_WRITE_TILE_Z);
+ }
+}
+
+
+/**
* Render primitives
* \param pos_incr returns value indicating how may words to skip after
* this command in the batch buffer
@@ -122,6 +171,9 @@ cmd_render(const struct cell_command_render *render, uint *pos_incr)
ASSERT(sizeof(*render) % 4 == 0);
ASSERT(total_vertex_bytes % 16 == 0);
+ ASSERT(render->prim_type == PIPE_PRIM_TRIANGLES);
+ ASSERT(render->num_indexes % 3 == 0);
+
/* indexes are right after the render command in the batch buffer */
indexes = (const ushort *) (render + 1);
@@ -186,21 +238,7 @@ cmd_render(const struct cell_command_render *render, uint *pos_incr)
if (!my_tile(tx, ty))
continue;
- /* Start fetching color/z tiles. We'll wait for completion when
- * we need read/write to them later in triangle rasterization.
- */
- if (spu.depth_stencil.depth.enabled) {
- if (tile_status_z[ty][tx] != TILE_STATUS_CLEAR) {
- get_tile(tx, ty, &ztile, TAG_READ_TILE_Z, 1);
- }
- }
-
- if (tile_status[ty][tx] != TILE_STATUS_CLEAR) {
- get_tile(tx, ty, &ctile, TAG_READ_TILE_COLOR, 0);
- }
-
- ASSERT(render->prim_type == PIPE_PRIM_TRIANGLES);
- ASSERT(render->num_indexes % 3 == 0);
+ get_cz_tiles(tx, ty);
/* loop over tris */
for (j = 0; j < render->num_indexes; j += 3) {
@@ -214,22 +252,9 @@ cmd_render(const struct cell_command_render *render, uint *pos_incr)
}
/* write color/z tiles back to main framebuffer, if dirtied */
- if (tile_status[ty][tx] == TILE_STATUS_DIRTY) {
- put_tile(tx, ty, &ctile, TAG_WRITE_TILE_COLOR, 0);
- tile_status[ty][tx] = TILE_STATUS_DEFINED;
- }
- if (spu.depth_stencil.depth.enabled) {
- if (tile_status_z[ty][tx] == TILE_STATUS_DIRTY) {
- put_tile(tx, ty, &ztile, TAG_WRITE_TILE_Z, 1);
- tile_status_z[ty][tx] = TILE_STATUS_DEFINED;
- }
- }
+ put_cz_tiles(tx, ty);
- /* XXX move these... */
- wait_on_mask(1 << TAG_WRITE_TILE_COLOR);
- if (spu.depth_stencil.depth.enabled) {
- wait_on_mask(1 << TAG_WRITE_TILE_Z);
- }
+ wait_put_cz_tiles(); /* XXX seems unnecessary... */
}
if (Debug)