diff options
Diffstat (limited to 'src/gallium/drivers/r600/r600_blit.c')
| -rw-r--r-- | src/gallium/drivers/r600/r600_blit.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_blit.c b/src/gallium/drivers/r600/r600_blit.c new file mode 100644 index 0000000000..1dcb19babc --- /dev/null +++ b/src/gallium/drivers/r600/r600_blit.c @@ -0,0 +1,120 @@ +/* + * Copyright 2009 Marek Olšák <maraeo@gmail.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Jerome Glisse + * Marek Olšák + */ +#include <pipe/p_screen.h> +#include <util/u_blitter.h> +#include <util/u_inlines.h> +#include <util/u_memory.h> +#include "util/u_surface.h" +#include "r600_screen.h" +#include "r600_context.h" + +static void r600_blitter_save_states(struct r600_context *rctx) +{ + util_blitter_save_blend(rctx->blitter, + rctx->draw->state[R600_BLEND]); + util_blitter_save_depth_stencil_alpha(rctx->blitter, + rctx->draw->state[R600_DSA]); + util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref); + util_blitter_save_rasterizer(rctx->blitter, + rctx->draw->state[R600_RASTERIZER]); + util_blitter_save_fragment_shader(rctx->blitter, + rctx->ps_shader); + util_blitter_save_vertex_shader(rctx->blitter, + rctx->vs_shader); + util_blitter_save_vertex_elements(rctx->blitter, + rctx->vertex_elements); + util_blitter_save_viewport(rctx->blitter, + &rctx->viewport); + /* XXX util_blitter_save_clip(rctx->blitter, &rctx->clip); */ + util_blitter_save_vertex_buffers(rctx->blitter, rctx->nvertex_buffer, + rctx->vertex_buffer); +} + +static void r600_clear(struct pipe_context *ctx, unsigned buffers, + const float *rgba, double depth, unsigned stencil) +{ + struct r600_context *rctx = r600_context(ctx); + struct pipe_framebuffer_state *fb = &rctx->fb_state; + + r600_blitter_save_states(rctx); + util_blitter_clear(rctx->blitter, fb->width, fb->height, + fb->nr_cbufs, buffers, rgba, depth, + stencil); +} + +static void r600_clear_render_target(struct pipe_context *pipe, + struct pipe_surface *dst, + const float *rgba, + unsigned dstx, unsigned dsty, + unsigned width, unsigned height) +{ + struct r600_context *rctx = r600_context(pipe); + + r600_blitter_save_states(rctx); + util_blitter_save_framebuffer(rctx->blitter, &rctx->fb_state); + + util_blitter_clear_render_target(rctx->blitter, dst, rgba, + dstx, dsty, width, height); +} + +static void r600_clear_depth_stencil(struct pipe_context *pipe, + struct pipe_surface *dst, + unsigned clear_flags, + double depth, + unsigned stencil, + unsigned dstx, unsigned dsty, + unsigned width, unsigned height) +{ + struct r600_context *rctx = r600_context(pipe); + + r600_blitter_save_states(rctx); + util_blitter_save_framebuffer(rctx->blitter, &rctx->fb_state); + + util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil, + dstx, dsty, width, height); +} + +static void r600_resource_copy_region(struct pipe_context *pipe, + struct pipe_resource *dst, + struct pipe_subresource subdst, + unsigned dstx, unsigned dsty, unsigned dstz, + struct pipe_resource *src, + struct pipe_subresource subsrc, + unsigned srcx, unsigned srcy, unsigned srcz, + unsigned width, unsigned height) +{ + util_resource_copy_region(pipe, dst, subdst, dstx, dsty, dstz, + src, subsrc, srcx, srcy, srcz, width, height); +} + +void r600_init_blit_functions(struct r600_context *rctx) +{ + rctx->context.clear = r600_clear; + rctx->context.clear_render_target = r600_clear_render_target; + rctx->context.clear_depth_stencil = r600_clear_depth_stencil; + rctx->context.resource_copy_region = r600_resource_copy_region; +} |