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Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_rast.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_rast.c120
1 files changed, 62 insertions, 58 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_rast.c b/src/gallium/drivers/llvmpipe/lp_rast.c
index beb149ef188..977f35c46cd 100644
--- a/src/gallium/drivers/llvmpipe/lp_rast.c
+++ b/src/gallium/drivers/llvmpipe/lp_rast.c
@@ -35,7 +35,7 @@
#define RAST_DEBUG debug_printf
-struct lp_rasterizer *lp_rast_create( void )
+struct lp_rasterizer *lp_rast_create( struct pipe_screen *screen )
{
struct lp_rasterizer *rast;
@@ -43,6 +43,7 @@ struct lp_rasterizer *lp_rast_create( void )
if(!rast)
return NULL;
+ rast->screen = screen;
rast->tile.color = align_malloc( TILE_SIZE*TILE_SIZE*4, 16 );
rast->tile.depth = align_malloc( TILE_SIZE*TILE_SIZE*4, 16 );
@@ -50,39 +51,75 @@ struct lp_rasterizer *lp_rast_create( void )
}
-void lp_rast_begin( struct lp_rasterizer *rast,
- unsigned width,
- unsigned height )
+boolean lp_rast_begin( struct lp_rasterizer *rast,
+ struct pipe_surface *cbuf,
+ struct pipe_surface *zsbuf,
+ boolean write_color,
+ boolean write_zstencil,
+ unsigned width,
+ unsigned height )
{
+ struct pipe_screen *screen = rast->screen;
+
RAST_DEBUG("%s %dx%d\n", __FUNCTION__, width, height);
+ pipe_surface_reference(&rast->state.cbuf, cbuf);
+ pipe_surface_reference(&rast->state.zsbuf, zsbuf);
+
rast->width = width;
rast->height = height;
+ rast->state.write_zstencil = write_zstencil;
+ rast->state.write_color = write_color;
+
rast->check_for_clipped_tiles = (width % TILESIZE != 0 ||
height % TILESIZE != 0);
-}
-void lp_rast_bind_color( struct lp_rasterizer *rast,
- struct pipe_surface *cbuf,
- boolean write_color )
-{
- RAST_DEBUG("%s\n", __FUNCTION__);
+ if (cbuf) {
+ rast->cbuf_transfer = screen->get_tex_transfer(rast->screen,
+ cbuf->texture,
+ cbuf->face,
+ cbuf->level,
+ cbuf->zslice,
+ PIPE_TRANSFER_READ_WRITE,
+ 0, 0, width, height);
+ if (!rast->cbuf_transfer)
+ return FALSE;
+
+ rast->cbuf_map = screen->transfer_map(rast->screen,
+ rast->cbuf_transfer);
+ if (!rast->cbuf_map)
+ return FALSE;
+ }
- pipe_surface_reference(&rast->state.cbuf, cbuf);
- rast->state.write_color = write_color;
+ return TRUE;
}
-void lp_rast_bind_zstencil( struct lp_rasterizer *rast,
- struct pipe_surface *zsbuf,
- boolean write_zstencil )
+
+void lp_rast_end( struct lp_rasterizer *rast )
{
- RAST_DEBUG("%s\n", __FUNCTION__);
+ struct pipe_screen *screen = rast->screen;
- pipe_surface_reference(&rast->state.zsbuf, zsbuf);
- rast->state.write_zstencil = write_zstencil;
+ if (rast->cbuf_map)
+ screen->transfer_unmap(screen, rast->cbuf_transfer);
+
+ if (rast->zsbuf_map)
+ screen->transfer_unmap(screen, rast->zsbuf_transfer);
+
+ if (rast->cbuf_transfer)
+ screen->tex_transfer_destroy(rast->cbuf_transfer);
+
+ if (rast->zsbuf_transfer)
+ screen->tex_transfer_destroy(rast->cbuf_transfer);
+
+ rast->cbuf_transfer = NULL;
+ rast->zsbuf_transfer = NULL;
+ rast->cbuf_map = NULL;
+ rast->zsbuf_map = NULL;
}
+
+
/* Begining of each tile:
*/
void lp_rast_start_tile( struct lp_rasterizer *rast,
@@ -233,50 +270,17 @@ void lp_rast_shade_quads( struct lp_rasterizer *rast,
static void lp_rast_store_color( struct lp_rasterizer *rast )
{
- struct pipe_surface *surface;
- struct pipe_screen *screen;
- struct pipe_transfer *transfer;
const unsigned x = rast->x;
const unsigned y = rast->y;
- unsigned w = TILE_SIZE;
- unsigned h = TILE_SIZE;
- void *map;
-
- RAST_DEBUG("%s %d,%d %dx%d\n", __FUNCTION__, x, y, w, h);
-
- surface = rast->state.cbuf;
- if(!surface)
- return;
-
- screen = surface->texture->screen;
-
- if(x + w > rast->width)
- w = rast->width - x;
- if(y + h > rast->height)
- h = rast->height - y;
-
- transfer = screen->get_tex_transfer(screen,
- surface->texture,
- surface->face,
- surface->level,
- surface->zslice,
- PIPE_TRANSFER_READ_WRITE,
- x, y, w, h);
- if(!transfer)
- return;
-
- map = screen->transfer_map(screen, transfer);
- if(map) {
- lp_tile_write_4ub(transfer->format,
- rast->tile.color,
- map, transfer->stride,
- x, y, w, h);
-
- screen->transfer_unmap(screen, transfer);
- }
- screen->tex_transfer_destroy(transfer);
+ RAST_DEBUG("%s %d,%d\n", __FUNCTION__, x, y);
+ lp_tile_write_4ub(rast->cbuf_transfer->format,
+ rast->tile.color,
+ rast->cbuf_map,
+ rast->cbuf_transfer->stride,
+ x, y,
+ TILESIZE, TILESIZE);
}