diff options
Diffstat (limited to 'src/gallium/drivers/cell/ppu/cell_clear.c')
-rw-r--r-- | src/gallium/drivers/cell/ppu/cell_clear.c | 69 |
1 files changed, 22 insertions, 47 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_clear.c b/src/gallium/drivers/cell/ppu/cell_clear.c index edc06747ac..79ad687ea9 100644 --- a/src/gallium/drivers/cell/ppu/cell_clear.c +++ b/src/gallium/drivers/cell/ppu/cell_clear.c @@ -46,53 +46,41 @@ /** - * Convert packed pixel from one format to another. - */ -static unsigned -convert_color(enum pipe_format srcFormat, unsigned srcColor, - enum pipe_format dstFormat) -{ - ubyte r, g, b, a; - unsigned dstColor; - - util_unpack_color_ub(srcFormat, &srcColor, &r, &g, &b, &a); - util_pack_color_ub(r, g, b, a, dstFormat, &dstColor); - - return dstColor; -} - - - -/** * Called via pipe->clear() */ void -cell_clear_surface(struct pipe_context *pipe, struct pipe_surface *ps, - unsigned clearValue) +cell_clear(struct pipe_context *pipe, unsigned buffers, const float *rgba, + double depth, unsigned stencil) { struct cell_context *cell = cell_context(pipe); - uint surfIndex; if (cell->dirty) cell_update_derived(cell); - if (ps == cell->framebuffer.zsbuf) { - /* clear z/stencil buffer */ - surfIndex = 1; - } - else { - /* clear color buffer */ - surfIndex = 0; + if (buffers & PIPE_CLEAR_COLOR) { + uint surfIndex = 0; + uint clearValue; - if (ps->format != PIPE_FORMAT_A8R8G8B8_UNORM) { - clearValue = convert_color(PIPE_FORMAT_A8R8G8B8_UNORM, clearValue, - ps->format); - } + util_pack_color(rgba, cell->framebuffer.cbufs[0]->format, &clearValue); + + /* Build a CLEAR command and place it in the current batch buffer */ + STATIC_ASSERT(sizeof(struct cell_command_clear_surface) % 16 == 0); + struct cell_command_clear_surface *clr + = (struct cell_command_clear_surface *) + cell_batch_alloc16(cell, sizeof(*clr)); + clr->opcode[0] = CELL_CMD_CLEAR_SURFACE; + clr->surface = surfIndex; + clr->value = clearValue; } + if (buffers & PIPE_CLEAR_DEPTHSTENCIL) { + uint surfIndex = 1; + uint clearValue; - /* Build a CLEAR command and place it in the current batch buffer */ - { + clearValue = util_pack_z_stencil(cell->framebuffer.zsbuf->format, + depth, stencil); + + /* Build a CLEAR command and place it in the current batch buffer */ STATIC_ASSERT(sizeof(struct cell_command_clear_surface) % 16 == 0); struct cell_command_clear_surface *clr = (struct cell_command_clear_surface *) @@ -101,17 +89,4 @@ cell_clear_surface(struct pipe_context *pipe, struct pipe_surface *ps, clr->surface = surfIndex; clr->value = clearValue; } - - /* Technically, the surface's contents are now known and cleared, - * so we could set the status to PIPE_SURFACE_STATUS_CLEAR. But - * it turns out it's quite painful to recognize when any particular - * surface goes from PIPE_SURFACE_STATUS_CLEAR to - * PIPE_SURFACE_STATUS_DEFINED (i.e. with known contents), because - * the drawing commands could be operating on numerous draw buffers, - * which we'd have to iterate through to set all their stati... - * For now, we cheat a bit and set the surface's status to DEFINED - * right here. Later we should revisit this and set the status to - * CLEAR here, and find a better place to set the status to DEFINED. - */ - ps->status = PIPE_SURFACE_STATUS_DEFINED; } |