1878 lines
66 KiB
C
1878 lines
66 KiB
C
/**************************************************************************
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*
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* Copyright 2009 Marek Olšák <maraeo@gmail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/**
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* @file
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* Blitter utility to facilitate acceleration of the clear, clear_render_target,
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* clear_depth_stencil, resource_copy_region, and blit functions.
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*
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* @author Marek Olšák
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*/
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#include "pipe/p_context.h"
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#include "pipe/p_defines.h"
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#include "util/u_inlines.h"
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#include "pipe/p_shader_tokens.h"
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#include "pipe/p_state.h"
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#include "util/u_format.h"
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#include "util/u_memory.h"
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#include "util/u_math.h"
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#include "util/u_blitter.h"
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#include "util/u_draw_quad.h"
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#include "util/u_sampler.h"
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#include "util/u_simple_shaders.h"
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#include "util/u_surface.h"
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#include "util/u_texture.h"
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#include "util/u_upload_mgr.h"
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#define INVALID_PTR ((void*)~0)
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struct blitter_context_priv
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{
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struct blitter_context base;
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struct u_upload_mgr *upload;
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float vertices[4][2][4]; /**< {pos, color} or {pos, texcoord} */
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/* Templates for various state objects. */
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/* Constant state objects. */
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/* Vertex shaders. */
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void *vs; /**< Vertex shader which passes {pos, generic} to the output.*/
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void *vs_pos_only; /**< Vertex shader which passes pos to the output.*/
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/* Fragment shaders. */
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void *fs_empty;
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void *fs_write_one_cbuf;
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void *fs_write_all_cbufs;
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/* FS which outputs a color from a texture,
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where the index is PIPE_TEXTURE_* to be sampled. */
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void *fs_texfetch_col[PIPE_MAX_TEXTURE_TYPES];
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/* FS which outputs a depth from a texture,
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where the index is PIPE_TEXTURE_* to be sampled. */
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void *fs_texfetch_depth[PIPE_MAX_TEXTURE_TYPES];
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void *fs_texfetch_depthstencil[PIPE_MAX_TEXTURE_TYPES];
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void *fs_texfetch_stencil[PIPE_MAX_TEXTURE_TYPES];
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/* FS which outputs one sample from a multisample texture. */
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void *fs_texfetch_col_msaa[PIPE_MAX_TEXTURE_TYPES];
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void *fs_texfetch_depth_msaa[PIPE_MAX_TEXTURE_TYPES];
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void *fs_texfetch_depthstencil_msaa[PIPE_MAX_TEXTURE_TYPES];
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void *fs_texfetch_stencil_msaa[PIPE_MAX_TEXTURE_TYPES];
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/* Blend state. */
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void *blend[PIPE_MASK_RGBA+1]; /**< blend state with writemask */
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/* Depth stencil alpha state. */
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void *dsa_write_depth_stencil;
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void *dsa_write_depth_keep_stencil;
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void *dsa_keep_depth_stencil;
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void *dsa_keep_depth_write_stencil;
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/* Vertex elements states. */
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void *velem_state;
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void *velem_state_readbuf[4]; /**< X, XY, XYZ, XYZW */
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/* Sampler state. */
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void *sampler_state;
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void *sampler_state_linear;
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void *sampler_state_rect;
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void *sampler_state_rect_linear;
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/* Rasterizer state. */
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void *rs_state, *rs_state_scissor, *rs_discard_state;
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/* Viewport state. */
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struct pipe_viewport_state viewport;
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/* Destination surface dimensions. */
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unsigned dst_width;
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unsigned dst_height;
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boolean has_geometry_shader;
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boolean has_stream_out;
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boolean has_stencil_export;
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boolean has_texture_multisample;
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/* The Draw module overrides these functions.
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* Always create the blitter before Draw. */
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void (*bind_fs_state)(struct pipe_context *, void *);
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void (*delete_fs_state)(struct pipe_context *, void *);
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};
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static struct pipe_surface *
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util_blitter_get_next_surface_layer(struct pipe_context *pipe,
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struct pipe_surface *surf);
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struct blitter_context *util_blitter_create(struct pipe_context *pipe)
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{
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struct blitter_context_priv *ctx;
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struct pipe_blend_state blend;
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struct pipe_depth_stencil_alpha_state dsa;
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struct pipe_rasterizer_state rs_state;
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struct pipe_sampler_state sampler_state;
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struct pipe_vertex_element velem[2];
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unsigned i;
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ctx = CALLOC_STRUCT(blitter_context_priv);
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if (!ctx)
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return NULL;
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ctx->base.pipe = pipe;
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ctx->base.draw_rectangle = util_blitter_draw_rectangle;
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ctx->base.get_next_surface_layer = util_blitter_get_next_surface_layer;
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ctx->bind_fs_state = pipe->bind_fs_state;
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ctx->delete_fs_state = pipe->delete_fs_state;
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/* init state objects for them to be considered invalid */
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ctx->base.saved_blend_state = INVALID_PTR;
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ctx->base.saved_dsa_state = INVALID_PTR;
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ctx->base.saved_rs_state = INVALID_PTR;
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ctx->base.saved_fs = INVALID_PTR;
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ctx->base.saved_vs = INVALID_PTR;
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ctx->base.saved_gs = INVALID_PTR;
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ctx->base.saved_velem_state = INVALID_PTR;
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ctx->base.saved_fb_state.nr_cbufs = ~0;
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ctx->base.saved_num_sampler_views = ~0;
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ctx->base.saved_num_sampler_states = ~0;
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ctx->base.saved_num_so_targets = ~0;
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ctx->has_geometry_shader =
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pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_GEOMETRY,
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PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0;
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ctx->has_stream_out =
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pipe->screen->get_param(pipe->screen,
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PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS) != 0;
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ctx->has_stencil_export =
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pipe->screen->get_param(pipe->screen,
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PIPE_CAP_SHADER_STENCIL_EXPORT);
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ctx->has_texture_multisample =
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pipe->screen->get_param(pipe->screen, PIPE_CAP_TEXTURE_MULTISAMPLE);
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/* blend state objects */
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memset(&blend, 0, sizeof(blend));
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for (i = 0; i <= PIPE_MASK_RGBA; i++) {
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blend.rt[0].colormask = i;
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ctx->blend[i] = pipe->create_blend_state(pipe, &blend);
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}
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/* depth stencil alpha state objects */
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memset(&dsa, 0, sizeof(dsa));
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ctx->dsa_keep_depth_stencil =
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pipe->create_depth_stencil_alpha_state(pipe, &dsa);
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dsa.depth.enabled = 1;
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dsa.depth.writemask = 1;
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dsa.depth.func = PIPE_FUNC_ALWAYS;
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ctx->dsa_write_depth_keep_stencil =
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pipe->create_depth_stencil_alpha_state(pipe, &dsa);
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dsa.stencil[0].enabled = 1;
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dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
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dsa.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE;
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dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE;
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dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_REPLACE;
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dsa.stencil[0].valuemask = 0xff;
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dsa.stencil[0].writemask = 0xff;
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ctx->dsa_write_depth_stencil =
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pipe->create_depth_stencil_alpha_state(pipe, &dsa);
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dsa.depth.enabled = 0;
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dsa.depth.writemask = 0;
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ctx->dsa_keep_depth_write_stencil =
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pipe->create_depth_stencil_alpha_state(pipe, &dsa);
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/* sampler state */
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memset(&sampler_state, 0, sizeof(sampler_state));
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sampler_state.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
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sampler_state.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
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sampler_state.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
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sampler_state.normalized_coords = 1;
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ctx->sampler_state = pipe->create_sampler_state(pipe, &sampler_state);
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sampler_state.normalized_coords = 0;
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ctx->sampler_state_rect = pipe->create_sampler_state(pipe, &sampler_state);
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sampler_state.min_img_filter = PIPE_TEX_FILTER_LINEAR;
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sampler_state.mag_img_filter = PIPE_TEX_FILTER_LINEAR;
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sampler_state.normalized_coords = 1;
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ctx->sampler_state_linear = pipe->create_sampler_state(pipe, &sampler_state);
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sampler_state.normalized_coords = 0;
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ctx->sampler_state_rect_linear = pipe->create_sampler_state(pipe, &sampler_state);
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/* rasterizer state */
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memset(&rs_state, 0, sizeof(rs_state));
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rs_state.cull_face = PIPE_FACE_NONE;
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rs_state.half_pixel_center = 1;
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rs_state.bottom_edge_rule = 1;
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rs_state.flatshade = 1;
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rs_state.depth_clip = 1;
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ctx->rs_state = pipe->create_rasterizer_state(pipe, &rs_state);
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rs_state.scissor = 1;
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ctx->rs_state_scissor = pipe->create_rasterizer_state(pipe, &rs_state);
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if (ctx->has_stream_out) {
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rs_state.scissor = 0;
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rs_state.rasterizer_discard = 1;
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ctx->rs_discard_state = pipe->create_rasterizer_state(pipe, &rs_state);
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}
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ctx->base.vb_slot = 0; /* 0 for now */
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/* vertex elements states */
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memset(&velem[0], 0, sizeof(velem[0]) * 2);
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for (i = 0; i < 2; i++) {
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velem[i].src_offset = i * 4 * sizeof(float);
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velem[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
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velem[i].vertex_buffer_index = ctx->base.vb_slot;
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}
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ctx->velem_state = pipe->create_vertex_elements_state(pipe, 2, &velem[0]);
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if (ctx->has_stream_out) {
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static enum pipe_format formats[4] = {
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PIPE_FORMAT_R32_UINT,
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PIPE_FORMAT_R32G32_UINT,
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PIPE_FORMAT_R32G32B32_UINT,
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PIPE_FORMAT_R32G32B32A32_UINT
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};
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for (i = 0; i < 4; i++) {
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velem[0].src_format = formats[i];
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velem[0].vertex_buffer_index = ctx->base.vb_slot;
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ctx->velem_state_readbuf[i] =
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pipe->create_vertex_elements_state(pipe, 1, &velem[0]);
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}
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}
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/* Fragment shaders are created on-demand, except these.
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* The interpolation must be constant for integer texture clearing to work.
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*/
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ctx->fs_empty = util_make_empty_fragment_shader(pipe);
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ctx->fs_write_one_cbuf =
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util_make_fragment_passthrough_shader(pipe, TGSI_SEMANTIC_GENERIC,
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TGSI_INTERPOLATE_CONSTANT, FALSE);
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ctx->fs_write_all_cbufs =
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util_make_fragment_passthrough_shader(pipe, TGSI_SEMANTIC_GENERIC,
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TGSI_INTERPOLATE_CONSTANT, TRUE);
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/* vertex shaders */
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{
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const uint semantic_names[] = { TGSI_SEMANTIC_POSITION,
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TGSI_SEMANTIC_GENERIC };
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const uint semantic_indices[] = { 0, 0 };
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ctx->vs =
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util_make_vertex_passthrough_shader(pipe, 2, semantic_names,
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semantic_indices);
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}
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if (ctx->has_stream_out) {
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struct pipe_stream_output_info so;
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const uint semantic_names[] = { TGSI_SEMANTIC_POSITION };
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const uint semantic_indices[] = { 0 };
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memset(&so, 0, sizeof(so));
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so.num_outputs = 1;
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so.output[0].num_components = 1;
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so.stride[0] = 1;
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ctx->vs_pos_only =
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util_make_vertex_passthrough_shader_with_so(pipe, 1, semantic_names,
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semantic_indices, &so);
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}
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/* set invariant vertex coordinates */
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for (i = 0; i < 4; i++)
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ctx->vertices[i][0][3] = 1; /*v.w*/
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ctx->upload = u_upload_create(pipe, 65536, 4, PIPE_BIND_VERTEX_BUFFER);
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return &ctx->base;
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}
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void util_blitter_destroy(struct blitter_context *blitter)
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{
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struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
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struct pipe_context *pipe = blitter->pipe;
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int i;
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for (i = 0; i <= PIPE_MASK_RGBA; i++) {
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pipe->delete_blend_state(pipe, ctx->blend[i]);
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}
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pipe->delete_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
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pipe->delete_depth_stencil_alpha_state(pipe,
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ctx->dsa_write_depth_keep_stencil);
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pipe->delete_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_stencil);
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pipe->delete_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_write_stencil);
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pipe->delete_rasterizer_state(pipe, ctx->rs_state);
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pipe->delete_rasterizer_state(pipe, ctx->rs_state_scissor);
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if (ctx->rs_discard_state)
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pipe->delete_rasterizer_state(pipe, ctx->rs_discard_state);
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pipe->delete_vs_state(pipe, ctx->vs);
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if (ctx->vs_pos_only)
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pipe->delete_vs_state(pipe, ctx->vs_pos_only);
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pipe->delete_vertex_elements_state(pipe, ctx->velem_state);
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for (i = 0; i < 4; i++) {
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if (ctx->velem_state_readbuf[i]) {
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pipe->delete_vertex_elements_state(pipe, ctx->velem_state_readbuf[i]);
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}
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}
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for (i = 0; i < PIPE_MAX_TEXTURE_TYPES; i++) {
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if (ctx->fs_texfetch_col[i])
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ctx->delete_fs_state(pipe, ctx->fs_texfetch_col[i]);
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if (ctx->fs_texfetch_depth[i])
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ctx->delete_fs_state(pipe, ctx->fs_texfetch_depth[i]);
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if (ctx->fs_texfetch_depthstencil[i])
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ctx->delete_fs_state(pipe, ctx->fs_texfetch_depthstencil[i]);
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if (ctx->fs_texfetch_stencil[i])
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ctx->delete_fs_state(pipe, ctx->fs_texfetch_stencil[i]);
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}
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ctx->delete_fs_state(pipe, ctx->fs_empty);
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ctx->delete_fs_state(pipe, ctx->fs_write_one_cbuf);
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ctx->delete_fs_state(pipe, ctx->fs_write_all_cbufs);
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pipe->delete_sampler_state(pipe, ctx->sampler_state_rect_linear);
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pipe->delete_sampler_state(pipe, ctx->sampler_state_rect);
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pipe->delete_sampler_state(pipe, ctx->sampler_state_linear);
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pipe->delete_sampler_state(pipe, ctx->sampler_state);
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u_upload_destroy(ctx->upload);
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FREE(ctx);
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}
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void util_blitter_set_texture_multisample(struct blitter_context *blitter,
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boolean supported)
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{
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struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
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ctx->has_texture_multisample = supported;
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}
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static void blitter_set_running_flag(struct blitter_context_priv *ctx)
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{
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if (ctx->base.running) {
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_debug_printf("u_blitter:%i: Caught recursion. This is a driver bug.\n",
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__LINE__);
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}
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ctx->base.running = TRUE;
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}
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static void blitter_unset_running_flag(struct blitter_context_priv *ctx)
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{
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if (!ctx->base.running) {
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_debug_printf("u_blitter:%i: Caught recursion. This is a driver bug.\n",
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__LINE__);
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}
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ctx->base.running = FALSE;
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}
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static void blitter_check_saved_vertex_states(struct blitter_context_priv *ctx)
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{
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assert(ctx->base.saved_velem_state != INVALID_PTR);
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assert(ctx->base.saved_vs != INVALID_PTR);
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assert(!ctx->has_geometry_shader || ctx->base.saved_gs != INVALID_PTR);
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assert(!ctx->has_stream_out || ctx->base.saved_num_so_targets != ~0);
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assert(ctx->base.saved_rs_state != INVALID_PTR);
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}
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static void blitter_restore_vertex_states(struct blitter_context_priv *ctx)
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{
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struct pipe_context *pipe = ctx->base.pipe;
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unsigned i;
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/* Vertex buffer. */
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pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1,
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&ctx->base.saved_vertex_buffer);
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pipe_resource_reference(&ctx->base.saved_vertex_buffer.buffer, NULL);
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/* Vertex elements. */
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pipe->bind_vertex_elements_state(pipe, ctx->base.saved_velem_state);
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ctx->base.saved_velem_state = INVALID_PTR;
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/* Vertex shader. */
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pipe->bind_vs_state(pipe, ctx->base.saved_vs);
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ctx->base.saved_vs = INVALID_PTR;
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/* Geometry shader. */
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if (ctx->has_geometry_shader) {
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pipe->bind_gs_state(pipe, ctx->base.saved_gs);
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ctx->base.saved_gs = INVALID_PTR;
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}
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/* Stream outputs. */
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if (ctx->has_stream_out) {
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pipe->set_stream_output_targets(pipe,
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ctx->base.saved_num_so_targets,
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ctx->base.saved_so_targets, ~0);
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for (i = 0; i < ctx->base.saved_num_so_targets; i++)
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pipe_so_target_reference(&ctx->base.saved_so_targets[i], NULL);
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|
|
ctx->base.saved_num_so_targets = ~0;
|
|
}
|
|
|
|
/* Rasterizer. */
|
|
pipe->bind_rasterizer_state(pipe, ctx->base.saved_rs_state);
|
|
ctx->base.saved_rs_state = INVALID_PTR;
|
|
}
|
|
|
|
static void blitter_check_saved_fragment_states(struct blitter_context_priv *ctx)
|
|
{
|
|
assert(ctx->base.saved_fs != INVALID_PTR);
|
|
assert(ctx->base.saved_dsa_state != INVALID_PTR);
|
|
assert(ctx->base.saved_blend_state != INVALID_PTR);
|
|
}
|
|
|
|
static void blitter_restore_fragment_states(struct blitter_context_priv *ctx)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
/* Fragment shader. */
|
|
ctx->bind_fs_state(pipe, ctx->base.saved_fs);
|
|
ctx->base.saved_fs = INVALID_PTR;
|
|
|
|
/* Depth, stencil, alpha. */
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->base.saved_dsa_state);
|
|
ctx->base.saved_dsa_state = INVALID_PTR;
|
|
|
|
/* Blend state. */
|
|
pipe->bind_blend_state(pipe, ctx->base.saved_blend_state);
|
|
ctx->base.saved_blend_state = INVALID_PTR;
|
|
|
|
/* Sample mask. */
|
|
if (ctx->base.is_sample_mask_saved) {
|
|
pipe->set_sample_mask(pipe, ctx->base.saved_sample_mask);
|
|
ctx->base.is_sample_mask_saved = FALSE;
|
|
}
|
|
|
|
/* Miscellaneous states. */
|
|
/* XXX check whether these are saved and whether they need to be restored
|
|
* (depending on the operation) */
|
|
pipe->set_stencil_ref(pipe, &ctx->base.saved_stencil_ref);
|
|
pipe->set_viewport_states(pipe, 0, 1, &ctx->base.saved_viewport);
|
|
}
|
|
|
|
static void blitter_check_saved_fb_state(struct blitter_context_priv *ctx)
|
|
{
|
|
assert(ctx->base.saved_fb_state.nr_cbufs != ~0);
|
|
}
|
|
|
|
static void blitter_disable_render_cond(struct blitter_context_priv *ctx)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
if (ctx->base.saved_render_cond_query) {
|
|
pipe->render_condition(pipe, NULL, FALSE, 0);
|
|
}
|
|
}
|
|
|
|
static void blitter_restore_render_cond(struct blitter_context_priv *ctx)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
if (ctx->base.saved_render_cond_query) {
|
|
pipe->render_condition(pipe, ctx->base.saved_render_cond_query,
|
|
ctx->base.saved_render_cond_cond,
|
|
ctx->base.saved_render_cond_mode);
|
|
ctx->base.saved_render_cond_query = NULL;
|
|
}
|
|
}
|
|
|
|
static void blitter_restore_fb_state(struct blitter_context_priv *ctx)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
pipe->set_framebuffer_state(pipe, &ctx->base.saved_fb_state);
|
|
util_unreference_framebuffer_state(&ctx->base.saved_fb_state);
|
|
}
|
|
|
|
static void blitter_check_saved_textures(struct blitter_context_priv *ctx)
|
|
{
|
|
assert(ctx->base.saved_num_sampler_states != ~0);
|
|
assert(ctx->base.saved_num_sampler_views != ~0);
|
|
}
|
|
|
|
static void blitter_restore_textures(struct blitter_context_priv *ctx)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
unsigned i;
|
|
|
|
/* Fragment sampler states. */
|
|
pipe->bind_fragment_sampler_states(pipe,
|
|
ctx->base.saved_num_sampler_states,
|
|
ctx->base.saved_sampler_states);
|
|
ctx->base.saved_num_sampler_states = ~0;
|
|
|
|
/* Fragment sampler views. */
|
|
pipe->set_fragment_sampler_views(pipe,
|
|
ctx->base.saved_num_sampler_views,
|
|
ctx->base.saved_sampler_views);
|
|
|
|
for (i = 0; i < ctx->base.saved_num_sampler_views; i++)
|
|
pipe_sampler_view_reference(&ctx->base.saved_sampler_views[i], NULL);
|
|
|
|
ctx->base.saved_num_sampler_views = ~0;
|
|
}
|
|
|
|
static void blitter_set_rectangle(struct blitter_context_priv *ctx,
|
|
int x1, int y1, int x2, int y2,
|
|
float depth)
|
|
{
|
|
int i;
|
|
|
|
/* set vertex positions */
|
|
ctx->vertices[0][0][0] = (float)x1 / ctx->dst_width * 2.0f - 1.0f; /*v0.x*/
|
|
ctx->vertices[0][0][1] = (float)y1 / ctx->dst_height * 2.0f - 1.0f; /*v0.y*/
|
|
|
|
ctx->vertices[1][0][0] = (float)x2 / ctx->dst_width * 2.0f - 1.0f; /*v1.x*/
|
|
ctx->vertices[1][0][1] = (float)y1 / ctx->dst_height * 2.0f - 1.0f; /*v1.y*/
|
|
|
|
ctx->vertices[2][0][0] = (float)x2 / ctx->dst_width * 2.0f - 1.0f; /*v2.x*/
|
|
ctx->vertices[2][0][1] = (float)y2 / ctx->dst_height * 2.0f - 1.0f; /*v2.y*/
|
|
|
|
ctx->vertices[3][0][0] = (float)x1 / ctx->dst_width * 2.0f - 1.0f; /*v3.x*/
|
|
ctx->vertices[3][0][1] = (float)y2 / ctx->dst_height * 2.0f - 1.0f; /*v3.y*/
|
|
|
|
for (i = 0; i < 4; i++)
|
|
ctx->vertices[i][0][2] = depth; /*z*/
|
|
|
|
/* viewport */
|
|
ctx->viewport.scale[0] = 0.5f * ctx->dst_width;
|
|
ctx->viewport.scale[1] = 0.5f * ctx->dst_height;
|
|
ctx->viewport.scale[2] = 1.0f;
|
|
ctx->viewport.scale[3] = 1.0f;
|
|
ctx->viewport.translate[0] = 0.5f * ctx->dst_width;
|
|
ctx->viewport.translate[1] = 0.5f * ctx->dst_height;
|
|
ctx->viewport.translate[2] = 0.0f;
|
|
ctx->viewport.translate[3] = 0.0f;
|
|
ctx->base.pipe->set_viewport_states(ctx->base.pipe, 0, 1, &ctx->viewport);
|
|
}
|
|
|
|
static void blitter_set_clear_color(struct blitter_context_priv *ctx,
|
|
const union pipe_color_union *color)
|
|
{
|
|
int i;
|
|
|
|
if (color) {
|
|
for (i = 0; i < 4; i++) {
|
|
uint32_t *uiverts = (uint32_t *)ctx->vertices[i][1];
|
|
uiverts[0] = color->ui[0];
|
|
uiverts[1] = color->ui[1];
|
|
uiverts[2] = color->ui[2];
|
|
uiverts[3] = color->ui[3];
|
|
}
|
|
} else {
|
|
for (i = 0; i < 4; i++) {
|
|
ctx->vertices[i][1][0] = 0;
|
|
ctx->vertices[i][1][1] = 0;
|
|
ctx->vertices[i][1][2] = 0;
|
|
ctx->vertices[i][1][3] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void get_texcoords(struct pipe_sampler_view *src,
|
|
unsigned src_width0, unsigned src_height0,
|
|
int x1, int y1, int x2, int y2,
|
|
float out[4])
|
|
{
|
|
struct pipe_resource *tex = src->texture;
|
|
unsigned level = src->u.tex.first_level;
|
|
boolean normalized = tex->target != PIPE_TEXTURE_RECT &&
|
|
tex->nr_samples <= 1;
|
|
|
|
if (normalized) {
|
|
out[0] = x1 / (float)u_minify(src_width0, level);
|
|
out[1] = y1 / (float)u_minify(src_height0, level);
|
|
out[2] = x2 / (float)u_minify(src_width0, level);
|
|
out[3] = y2 / (float)u_minify(src_height0, level);
|
|
} else {
|
|
out[0] = (float) x1;
|
|
out[1] = (float) y1;
|
|
out[2] = (float) x2;
|
|
out[3] = (float) y2;
|
|
}
|
|
}
|
|
|
|
static void set_texcoords_in_vertices(const float coord[4],
|
|
float *out, unsigned stride)
|
|
{
|
|
out[0] = coord[0]; /*t0.s*/
|
|
out[1] = coord[1]; /*t0.t*/
|
|
out += stride;
|
|
out[0] = coord[2]; /*t1.s*/
|
|
out[1] = coord[1]; /*t1.t*/
|
|
out += stride;
|
|
out[0] = coord[2]; /*t2.s*/
|
|
out[1] = coord[3]; /*t2.t*/
|
|
out += stride;
|
|
out[0] = coord[0]; /*t3.s*/
|
|
out[1] = coord[3]; /*t3.t*/
|
|
}
|
|
|
|
static void blitter_set_texcoords(struct blitter_context_priv *ctx,
|
|
struct pipe_sampler_view *src,
|
|
unsigned src_width0, unsigned src_height0,
|
|
unsigned layer, unsigned sample,
|
|
int x1, int y1, int x2, int y2)
|
|
{
|
|
unsigned i;
|
|
float coord[4];
|
|
float face_coord[4][2];
|
|
|
|
get_texcoords(src, src_width0, src_height0, x1, y1, x2, y2, coord);
|
|
|
|
if (src->texture->target == PIPE_TEXTURE_CUBE ||
|
|
src->texture->target == PIPE_TEXTURE_CUBE_ARRAY) {
|
|
set_texcoords_in_vertices(coord, &face_coord[0][0], 2);
|
|
util_map_texcoords2d_onto_cubemap(layer % 6,
|
|
/* pointer, stride in floats */
|
|
&face_coord[0][0], 2,
|
|
&ctx->vertices[0][1][0], 8);
|
|
} else {
|
|
set_texcoords_in_vertices(coord, &ctx->vertices[0][1][0], 8);
|
|
}
|
|
|
|
/* Set the layer. */
|
|
switch (src->texture->target) {
|
|
case PIPE_TEXTURE_3D:
|
|
{
|
|
float r = layer / (float)u_minify(src->texture->depth0,
|
|
src->u.tex.first_level);
|
|
for (i = 0; i < 4; i++)
|
|
ctx->vertices[i][1][2] = r; /*r*/
|
|
}
|
|
break;
|
|
|
|
case PIPE_TEXTURE_1D_ARRAY:
|
|
for (i = 0; i < 4; i++)
|
|
ctx->vertices[i][1][1] = (float) layer; /*t*/
|
|
break;
|
|
|
|
case PIPE_TEXTURE_2D_ARRAY:
|
|
for (i = 0; i < 4; i++) {
|
|
ctx->vertices[i][1][2] = (float) layer; /*r*/
|
|
ctx->vertices[i][1][3] = (float) sample; /*q*/
|
|
}
|
|
break;
|
|
|
|
case PIPE_TEXTURE_CUBE_ARRAY:
|
|
for (i = 0; i < 4; i++)
|
|
ctx->vertices[i][1][3] = (float) (layer / 6); /*w*/
|
|
break;
|
|
|
|
case PIPE_TEXTURE_2D:
|
|
for (i = 0; i < 4; i++) {
|
|
ctx->vertices[i][1][3] = (float) sample; /*r*/
|
|
}
|
|
break;
|
|
|
|
default:;
|
|
}
|
|
}
|
|
|
|
static void blitter_set_dst_dimensions(struct blitter_context_priv *ctx,
|
|
unsigned width, unsigned height)
|
|
{
|
|
ctx->dst_width = width;
|
|
ctx->dst_height = height;
|
|
}
|
|
|
|
static void *blitter_get_fs_texfetch_col(struct blitter_context_priv *ctx,
|
|
enum pipe_texture_target target,
|
|
unsigned nr_samples)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
assert(target < PIPE_MAX_TEXTURE_TYPES);
|
|
|
|
if (nr_samples > 1) {
|
|
void **shader = &ctx->fs_texfetch_col_msaa[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target,
|
|
nr_samples);
|
|
|
|
*shader = util_make_fs_blit_msaa_color(pipe, tgsi_tex);
|
|
}
|
|
|
|
return *shader;
|
|
} else {
|
|
void **shader = &ctx->fs_texfetch_col[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0);
|
|
|
|
*shader =
|
|
util_make_fragment_tex_shader(pipe, tgsi_tex,
|
|
TGSI_INTERPOLATE_LINEAR);
|
|
}
|
|
|
|
return *shader;
|
|
}
|
|
}
|
|
|
|
static INLINE
|
|
void *blitter_get_fs_texfetch_depth(struct blitter_context_priv *ctx,
|
|
enum pipe_texture_target target,
|
|
unsigned nr_samples)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
assert(target < PIPE_MAX_TEXTURE_TYPES);
|
|
|
|
if (nr_samples > 1) {
|
|
void **shader = &ctx->fs_texfetch_depth_msaa[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target,
|
|
nr_samples);
|
|
|
|
*shader =
|
|
util_make_fs_blit_msaa_depth(pipe, tgsi_tex);
|
|
}
|
|
|
|
return *shader;
|
|
} else {
|
|
void **shader = &ctx->fs_texfetch_depth[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0);
|
|
|
|
*shader =
|
|
util_make_fragment_tex_shader_writedepth(pipe, tgsi_tex,
|
|
TGSI_INTERPOLATE_LINEAR);
|
|
}
|
|
|
|
return *shader;
|
|
}
|
|
}
|
|
|
|
static INLINE
|
|
void *blitter_get_fs_texfetch_depthstencil(struct blitter_context_priv *ctx,
|
|
enum pipe_texture_target target,
|
|
unsigned nr_samples)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
assert(target < PIPE_MAX_TEXTURE_TYPES);
|
|
|
|
if (nr_samples > 1) {
|
|
void **shader = &ctx->fs_texfetch_depthstencil_msaa[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target,
|
|
nr_samples);
|
|
|
|
*shader =
|
|
util_make_fs_blit_msaa_depthstencil(pipe, tgsi_tex);
|
|
}
|
|
|
|
return *shader;
|
|
} else {
|
|
void **shader = &ctx->fs_texfetch_depthstencil[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0);
|
|
|
|
*shader =
|
|
util_make_fragment_tex_shader_writedepthstencil(pipe, tgsi_tex,
|
|
TGSI_INTERPOLATE_LINEAR);
|
|
}
|
|
|
|
return *shader;
|
|
}
|
|
}
|
|
|
|
static INLINE
|
|
void *blitter_get_fs_texfetch_stencil(struct blitter_context_priv *ctx,
|
|
enum pipe_texture_target target,
|
|
unsigned nr_samples)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
assert(target < PIPE_MAX_TEXTURE_TYPES);
|
|
|
|
if (nr_samples > 1) {
|
|
void **shader = &ctx->fs_texfetch_stencil_msaa[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target,
|
|
nr_samples);
|
|
|
|
*shader =
|
|
util_make_fs_blit_msaa_stencil(pipe, tgsi_tex);
|
|
}
|
|
|
|
return *shader;
|
|
} else {
|
|
void **shader = &ctx->fs_texfetch_stencil[target];
|
|
|
|
/* Create the fragment shader on-demand. */
|
|
if (!*shader) {
|
|
unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0);
|
|
|
|
*shader =
|
|
util_make_fragment_tex_shader_writestencil(pipe, tgsi_tex,
|
|
TGSI_INTERPOLATE_LINEAR);
|
|
}
|
|
|
|
return *shader;
|
|
}
|
|
}
|
|
|
|
void util_blitter_cache_all_shaders(struct blitter_context *blitter)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_screen *screen = blitter->pipe->screen;
|
|
unsigned i, target, max_samples;
|
|
boolean has_arraytex, has_cubearraytex;
|
|
|
|
max_samples = ctx->has_texture_multisample ? 2 : 1;
|
|
has_arraytex = screen->get_param(screen,
|
|
PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS) != 0;
|
|
has_cubearraytex = screen->get_param(screen,
|
|
PIPE_CAP_CUBE_MAP_ARRAY) != 0;
|
|
|
|
/* It only matters if i <= 1 or > 1. */
|
|
for (i = 1; i <= max_samples; i++) {
|
|
for (target = PIPE_TEXTURE_1D; target < PIPE_MAX_TEXTURE_TYPES; target++) {
|
|
if (!has_arraytex &&
|
|
(target == PIPE_TEXTURE_1D_ARRAY ||
|
|
target == PIPE_TEXTURE_2D_ARRAY)) {
|
|
continue;
|
|
}
|
|
if (!has_cubearraytex &&
|
|
(target == PIPE_TEXTURE_CUBE_ARRAY))
|
|
continue;
|
|
|
|
if (i > 1 &&
|
|
(target != PIPE_TEXTURE_2D &&
|
|
target != PIPE_TEXTURE_2D_ARRAY))
|
|
continue;
|
|
|
|
blitter_get_fs_texfetch_col(ctx, target, i);
|
|
blitter_get_fs_texfetch_depth(ctx, target, i);
|
|
if (ctx->has_stencil_export) {
|
|
blitter_get_fs_texfetch_depthstencil(ctx, target, i);
|
|
blitter_get_fs_texfetch_stencil(ctx, target, i);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void blitter_set_common_draw_rect_state(struct blitter_context_priv *ctx,
|
|
boolean scissor)
|
|
{
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
|
|
pipe->bind_rasterizer_state(pipe, scissor ? ctx->rs_state_scissor
|
|
: ctx->rs_state);
|
|
pipe->bind_vs_state(pipe, ctx->vs);
|
|
if (ctx->has_geometry_shader)
|
|
pipe->bind_gs_state(pipe, NULL);
|
|
if (ctx->has_stream_out)
|
|
pipe->set_stream_output_targets(pipe, 0, NULL, 0);
|
|
}
|
|
|
|
static void blitter_draw(struct blitter_context_priv *ctx,
|
|
int x1, int y1, int x2, int y2, float depth)
|
|
{
|
|
struct pipe_resource *buf = NULL;
|
|
unsigned offset = 0;
|
|
|
|
blitter_set_rectangle(ctx, x1, y1, x2, y2, depth);
|
|
|
|
u_upload_data(ctx->upload, 0, sizeof(ctx->vertices), ctx->vertices,
|
|
&offset, &buf);
|
|
u_upload_unmap(ctx->upload);
|
|
util_draw_vertex_buffer(ctx->base.pipe, NULL, buf, ctx->base.vb_slot,
|
|
offset, PIPE_PRIM_TRIANGLE_FAN, 4, 2);
|
|
pipe_resource_reference(&buf, NULL);
|
|
}
|
|
|
|
void util_blitter_draw_rectangle(struct blitter_context *blitter,
|
|
int x1, int y1, int x2, int y2, float depth,
|
|
enum blitter_attrib_type type,
|
|
const union pipe_color_union *attrib)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
|
|
switch (type) {
|
|
case UTIL_BLITTER_ATTRIB_COLOR:
|
|
blitter_set_clear_color(ctx, attrib);
|
|
break;
|
|
|
|
case UTIL_BLITTER_ATTRIB_TEXCOORD:
|
|
set_texcoords_in_vertices(attrib->f, &ctx->vertices[0][1][0], 8);
|
|
break;
|
|
|
|
default:;
|
|
}
|
|
|
|
blitter_draw(ctx, x1, y1, x2, y2, depth);
|
|
}
|
|
|
|
static void util_blitter_clear_custom(struct blitter_context *blitter,
|
|
unsigned width, unsigned height,
|
|
unsigned clear_buffers,
|
|
const union pipe_color_union *color,
|
|
double depth, unsigned stencil,
|
|
void *custom_blend, void *custom_dsa)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_stencil_ref sr = { { 0 } };
|
|
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* bind states */
|
|
if (custom_blend) {
|
|
pipe->bind_blend_state(pipe, custom_blend);
|
|
} else if (clear_buffers & PIPE_CLEAR_COLOR) {
|
|
pipe->bind_blend_state(pipe, ctx->blend[PIPE_MASK_RGBA]);
|
|
} else {
|
|
pipe->bind_blend_state(pipe, ctx->blend[0]);
|
|
}
|
|
|
|
if (custom_dsa) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe, custom_dsa);
|
|
} else if ((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) == PIPE_CLEAR_DEPTHSTENCIL) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_stencil);
|
|
} else if (clear_buffers & PIPE_CLEAR_DEPTH) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_keep_stencil);
|
|
} else if (clear_buffers & PIPE_CLEAR_STENCIL) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_write_stencil);
|
|
} else {
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
|
|
}
|
|
|
|
sr.ref_value[0] = stencil & 0xff;
|
|
pipe->set_stencil_ref(pipe, &sr);
|
|
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
ctx->bind_fs_state(pipe, ctx->fs_write_all_cbufs);
|
|
pipe->set_sample_mask(pipe, ~0);
|
|
|
|
blitter_set_common_draw_rect_state(ctx, FALSE);
|
|
blitter_set_dst_dimensions(ctx, width, height);
|
|
blitter->draw_rectangle(blitter, 0, 0, width, height, (float) depth,
|
|
UTIL_BLITTER_ATTRIB_COLOR, color);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
}
|
|
|
|
void util_blitter_clear(struct blitter_context *blitter,
|
|
unsigned width, unsigned height,
|
|
unsigned clear_buffers,
|
|
const union pipe_color_union *color,
|
|
double depth, unsigned stencil)
|
|
{
|
|
util_blitter_clear_custom(blitter, width, height,
|
|
clear_buffers, color, depth, stencil,
|
|
NULL, NULL);
|
|
}
|
|
|
|
void util_blitter_custom_clear_depth(struct blitter_context *blitter,
|
|
unsigned width, unsigned height,
|
|
double depth, void *custom_dsa)
|
|
{
|
|
static const union pipe_color_union color;
|
|
util_blitter_clear_custom(blitter, width, height, 0, &color, depth, 0,
|
|
NULL, custom_dsa);
|
|
}
|
|
|
|
void util_blitter_default_dst_texture(struct pipe_surface *dst_templ,
|
|
struct pipe_resource *dst,
|
|
unsigned dstlevel,
|
|
unsigned dstz)
|
|
{
|
|
memset(dst_templ, 0, sizeof(*dst_templ));
|
|
dst_templ->format = util_format_linear(dst->format);
|
|
dst_templ->u.tex.level = dstlevel;
|
|
dst_templ->u.tex.first_layer = dstz;
|
|
dst_templ->u.tex.last_layer = dstz;
|
|
}
|
|
|
|
static struct pipe_surface *
|
|
util_blitter_get_next_surface_layer(struct pipe_context *pipe,
|
|
struct pipe_surface *surf)
|
|
{
|
|
struct pipe_surface dst_templ;
|
|
|
|
memset(&dst_templ, 0, sizeof(dst_templ));
|
|
dst_templ.format = surf->format;
|
|
dst_templ.u.tex.level = surf->u.tex.level;
|
|
dst_templ.u.tex.first_layer = surf->u.tex.first_layer + 1;
|
|
dst_templ.u.tex.last_layer = surf->u.tex.last_layer + 1;
|
|
|
|
return pipe->create_surface(pipe, surf->texture, &dst_templ);
|
|
}
|
|
|
|
void util_blitter_default_src_texture(struct pipe_sampler_view *src_templ,
|
|
struct pipe_resource *src,
|
|
unsigned srclevel)
|
|
{
|
|
memset(src_templ, 0, sizeof(*src_templ));
|
|
src_templ->format = util_format_linear(src->format);
|
|
src_templ->u.tex.first_level = srclevel;
|
|
src_templ->u.tex.last_level = srclevel;
|
|
src_templ->u.tex.first_layer = 0;
|
|
src_templ->u.tex.last_layer =
|
|
src->target == PIPE_TEXTURE_3D ? u_minify(src->depth0, srclevel) - 1
|
|
: src->array_size - 1;
|
|
src_templ->swizzle_r = PIPE_SWIZZLE_RED;
|
|
src_templ->swizzle_g = PIPE_SWIZZLE_GREEN;
|
|
src_templ->swizzle_b = PIPE_SWIZZLE_BLUE;
|
|
src_templ->swizzle_a = PIPE_SWIZZLE_ALPHA;
|
|
}
|
|
|
|
static boolean is_blit_generic_supported(struct blitter_context *blitter,
|
|
const struct pipe_resource *dst,
|
|
enum pipe_format dst_format,
|
|
const struct pipe_resource *src,
|
|
enum pipe_format src_format,
|
|
unsigned mask)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_screen *screen = ctx->base.pipe->screen;
|
|
|
|
if (dst) {
|
|
unsigned bind;
|
|
const struct util_format_description *desc =
|
|
util_format_description(dst_format);
|
|
boolean dst_has_stencil = util_format_has_stencil(desc);
|
|
|
|
/* Stencil export must be supported for stencil copy. */
|
|
if ((mask & PIPE_MASK_S) && dst_has_stencil &&
|
|
!ctx->has_stencil_export) {
|
|
return FALSE;
|
|
}
|
|
|
|
if (dst_has_stencil || util_format_has_depth(desc))
|
|
bind = PIPE_BIND_DEPTH_STENCIL;
|
|
else
|
|
bind = PIPE_BIND_RENDER_TARGET;
|
|
|
|
if (!screen->is_format_supported(screen, dst_format, dst->target,
|
|
dst->nr_samples, bind)) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
if (src) {
|
|
if (src->nr_samples > 1 && !ctx->has_texture_multisample) {
|
|
return FALSE;
|
|
}
|
|
|
|
if (!screen->is_format_supported(screen, src_format, src->target,
|
|
src->nr_samples, PIPE_BIND_SAMPLER_VIEW)) {
|
|
return FALSE;
|
|
}
|
|
|
|
/* Check stencil sampler support for stencil copy. */
|
|
if (mask & PIPE_MASK_S) {
|
|
if (util_format_has_stencil(util_format_description(src_format))) {
|
|
enum pipe_format stencil_format =
|
|
util_format_stencil_only(src_format);
|
|
assert(stencil_format != PIPE_FORMAT_NONE);
|
|
|
|
if (stencil_format != src_format &&
|
|
!screen->is_format_supported(screen, stencil_format,
|
|
src->target, src->nr_samples,
|
|
PIPE_BIND_SAMPLER_VIEW)) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
boolean util_blitter_is_copy_supported(struct blitter_context *blitter,
|
|
const struct pipe_resource *dst,
|
|
const struct pipe_resource *src,
|
|
unsigned mask)
|
|
{
|
|
return is_blit_generic_supported(blitter, dst, dst->format,
|
|
src, src->format, mask);
|
|
}
|
|
|
|
boolean util_blitter_is_blit_supported(struct blitter_context *blitter,
|
|
const struct pipe_blit_info *info)
|
|
{
|
|
return is_blit_generic_supported(blitter,
|
|
info->dst.resource, info->dst.format,
|
|
info->src.resource, info->src.format,
|
|
info->mask);
|
|
}
|
|
|
|
void util_blitter_copy_texture(struct blitter_context *blitter,
|
|
struct pipe_resource *dst,
|
|
unsigned dst_level,
|
|
unsigned dstx, unsigned dsty, unsigned dstz,
|
|
struct pipe_resource *src,
|
|
unsigned src_level,
|
|
const struct pipe_box *srcbox, unsigned mask,
|
|
boolean copy_all_samples)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_surface *dst_view, dst_templ;
|
|
struct pipe_sampler_view src_templ, *src_view;
|
|
struct pipe_box dstbox;
|
|
|
|
assert(dst && src);
|
|
assert(src->target < PIPE_MAX_TEXTURE_TYPES);
|
|
|
|
u_box_3d(dstx, dsty, dstz, abs(srcbox->width), abs(srcbox->height),
|
|
abs(srcbox->depth), &dstbox);
|
|
|
|
/* Initialize the surface. */
|
|
util_blitter_default_dst_texture(&dst_templ, dst, dst_level, dstz);
|
|
dst_view = pipe->create_surface(pipe, dst, &dst_templ);
|
|
|
|
/* Initialize the sampler view. */
|
|
util_blitter_default_src_texture(&src_templ, src, src_level);
|
|
src_view = pipe->create_sampler_view(pipe, src, &src_templ);
|
|
|
|
/* Copy. */
|
|
util_blitter_blit_generic(blitter, dst_view, &dstbox,
|
|
src_view, srcbox, src->width0, src->height0,
|
|
mask, PIPE_TEX_FILTER_NEAREST, NULL,
|
|
copy_all_samples);
|
|
|
|
pipe_surface_reference(&dst_view, NULL);
|
|
pipe_sampler_view_reference(&src_view, NULL);
|
|
}
|
|
|
|
void util_blitter_blit_generic(struct blitter_context *blitter,
|
|
struct pipe_surface *dst,
|
|
const struct pipe_box *dstbox,
|
|
struct pipe_sampler_view *src,
|
|
const struct pipe_box *srcbox,
|
|
unsigned src_width0, unsigned src_height0,
|
|
unsigned mask, unsigned filter,
|
|
const struct pipe_scissor_state *scissor,
|
|
boolean copy_all_samples)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_framebuffer_state fb_state;
|
|
enum pipe_texture_target src_target = src->texture->target;
|
|
unsigned src_samples = src->texture->nr_samples;
|
|
boolean has_depth, has_stencil, has_color;
|
|
boolean blit_stencil, blit_depth, blit_color;
|
|
void *sampler_state;
|
|
const struct util_format_description *src_desc =
|
|
util_format_description(src->format);
|
|
const struct util_format_description *dst_desc =
|
|
util_format_description(dst->format);
|
|
|
|
has_color = src_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS &&
|
|
dst_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS;
|
|
has_depth = util_format_has_depth(src_desc) &&
|
|
util_format_has_depth(dst_desc);
|
|
has_stencil = util_format_has_stencil(src_desc) &&
|
|
util_format_has_stencil(dst_desc);
|
|
|
|
blit_color = has_color && (mask & PIPE_MASK_RGBA);
|
|
blit_depth = has_depth && (mask & PIPE_MASK_Z);
|
|
blit_stencil = has_stencil && (mask & PIPE_MASK_S) &&
|
|
ctx->has_stencil_export;
|
|
|
|
if (!blit_stencil && !blit_depth && !blit_color) {
|
|
return;
|
|
}
|
|
|
|
/* Check whether the states are properly saved. */
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_check_saved_textures(ctx);
|
|
blitter_check_saved_fb_state(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* Initialize framebuffer state. */
|
|
fb_state.width = dst->width;
|
|
fb_state.height = dst->height;
|
|
fb_state.nr_cbufs = blit_depth || blit_stencil ? 0 : 1;
|
|
fb_state.cbufs[0] = NULL;
|
|
fb_state.zsbuf = NULL;
|
|
|
|
if (blit_depth || blit_stencil) {
|
|
pipe->bind_blend_state(pipe, ctx->blend[0]);
|
|
|
|
if (blit_depth && blit_stencil) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe,
|
|
ctx->dsa_write_depth_stencil);
|
|
ctx->bind_fs_state(pipe,
|
|
blitter_get_fs_texfetch_depthstencil(ctx, src_target,
|
|
src_samples));
|
|
} else if (blit_depth) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe,
|
|
ctx->dsa_write_depth_keep_stencil);
|
|
ctx->bind_fs_state(pipe,
|
|
blitter_get_fs_texfetch_depth(ctx, src_target,
|
|
src_samples));
|
|
} else { /* is_stencil */
|
|
pipe->bind_depth_stencil_alpha_state(pipe,
|
|
ctx->dsa_keep_depth_write_stencil);
|
|
ctx->bind_fs_state(pipe,
|
|
blitter_get_fs_texfetch_stencil(ctx, src_target,
|
|
src_samples));
|
|
}
|
|
|
|
} else {
|
|
pipe->bind_blend_state(pipe, ctx->blend[mask & PIPE_MASK_RGBA]);
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
|
|
ctx->bind_fs_state(pipe,
|
|
blitter_get_fs_texfetch_col(ctx, src_target,
|
|
src_samples));
|
|
}
|
|
|
|
/* Set the linear filter only for scaled color non-MSAA blits. */
|
|
if (filter == PIPE_TEX_FILTER_LINEAR &&
|
|
!blit_depth && !blit_stencil &&
|
|
src_samples <= 1 &&
|
|
(dstbox->width != abs(srcbox->width) ||
|
|
dstbox->height != abs(srcbox->height))) {
|
|
if (src_target == PIPE_TEXTURE_RECT) {
|
|
sampler_state = ctx->sampler_state_rect_linear;
|
|
} else {
|
|
sampler_state = ctx->sampler_state_linear;
|
|
}
|
|
} else {
|
|
if (src_target == PIPE_TEXTURE_RECT) {
|
|
sampler_state = ctx->sampler_state_rect;
|
|
} else {
|
|
sampler_state = ctx->sampler_state;
|
|
}
|
|
}
|
|
|
|
/* Set samplers. */
|
|
if (blit_depth && blit_stencil) {
|
|
/* Setup two samplers, one for depth and the other one for stencil. */
|
|
struct pipe_sampler_view templ;
|
|
struct pipe_sampler_view *views[2];
|
|
void *samplers[2] = {sampler_state, sampler_state};
|
|
|
|
templ = *src;
|
|
templ.format = util_format_stencil_only(templ.format);
|
|
assert(templ.format != PIPE_FORMAT_NONE);
|
|
|
|
views[0] = src;
|
|
views[1] = pipe->create_sampler_view(pipe, src->texture, &templ);
|
|
|
|
pipe->set_fragment_sampler_views(pipe, 2, views);
|
|
pipe->bind_fragment_sampler_states(pipe, 2, samplers);
|
|
|
|
pipe_sampler_view_reference(&views[1], NULL);
|
|
} else if (blit_stencil) {
|
|
/* Set a stencil-only sampler view for it not to sample depth instead. */
|
|
struct pipe_sampler_view templ;
|
|
struct pipe_sampler_view *view;
|
|
|
|
templ = *src;
|
|
templ.format = util_format_stencil_only(templ.format);
|
|
assert(templ.format != PIPE_FORMAT_NONE);
|
|
|
|
view = pipe->create_sampler_view(pipe, src->texture, &templ);
|
|
|
|
pipe->set_fragment_sampler_views(pipe, 1, &view);
|
|
pipe->bind_fragment_sampler_states(pipe, 1, &sampler_state);
|
|
|
|
pipe_sampler_view_reference(&view, NULL);
|
|
} else {
|
|
pipe->set_fragment_sampler_views(pipe, 1, &src);
|
|
pipe->bind_fragment_sampler_states(pipe, 1, &sampler_state);
|
|
}
|
|
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
if (scissor) {
|
|
pipe->set_scissor_states(pipe, 0, 1, scissor);
|
|
}
|
|
|
|
blitter_set_common_draw_rect_state(ctx, scissor != NULL);
|
|
blitter_set_dst_dimensions(ctx, dst->width, dst->height);
|
|
|
|
if ((src_target == PIPE_TEXTURE_1D ||
|
|
src_target == PIPE_TEXTURE_2D ||
|
|
src_target == PIPE_TEXTURE_RECT) &&
|
|
src_samples <= 1) {
|
|
/* Draw the quad with the draw_rectangle callback. */
|
|
|
|
/* Set texture coordinates. - use a pipe color union
|
|
* for interface purposes.
|
|
* XXX pipe_color_union is a wrong name since we use that to set
|
|
* texture coordinates too.
|
|
*/
|
|
union pipe_color_union coord;
|
|
get_texcoords(src, src_width0, src_height0, srcbox->x, srcbox->y,
|
|
srcbox->x+srcbox->width, srcbox->y+srcbox->height, coord.f);
|
|
|
|
/* Set framebuffer state. */
|
|
if (blit_depth || blit_stencil) {
|
|
fb_state.zsbuf = dst;
|
|
} else {
|
|
fb_state.cbufs[0] = dst;
|
|
}
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
|
|
/* Draw. */
|
|
pipe->set_sample_mask(pipe, ~0);
|
|
blitter->draw_rectangle(blitter, dstbox->x, dstbox->y,
|
|
dstbox->x + dstbox->width,
|
|
dstbox->y + dstbox->height, 0,
|
|
UTIL_BLITTER_ATTRIB_TEXCOORD, &coord);
|
|
} else {
|
|
/* Draw the quad with the generic codepath. */
|
|
int z;
|
|
for (z = 0; z < dstbox->depth; z++) {
|
|
struct pipe_surface *old;
|
|
|
|
/* Set framebuffer state. */
|
|
if (blit_depth || blit_stencil) {
|
|
fb_state.zsbuf = dst;
|
|
} else {
|
|
fb_state.cbufs[0] = dst;
|
|
}
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
|
|
/* See if we need to blit a multisample or singlesample buffer. */
|
|
if (copy_all_samples &&
|
|
src_samples == dst->texture->nr_samples &&
|
|
dst->texture->nr_samples > 1) {
|
|
unsigned i, max_sample = MAX2(dst->texture->nr_samples, 1) - 1;
|
|
|
|
for (i = 0; i <= max_sample; i++) {
|
|
pipe->set_sample_mask(pipe, 1 << i);
|
|
blitter_set_texcoords(ctx, src, src_width0, src_height0,
|
|
srcbox->z + z,
|
|
i, srcbox->x, srcbox->y,
|
|
srcbox->x + srcbox->width,
|
|
srcbox->y + srcbox->height);
|
|
blitter_draw(ctx, dstbox->x, dstbox->y,
|
|
dstbox->x + dstbox->width,
|
|
dstbox->y + dstbox->height, 0);
|
|
}
|
|
} else {
|
|
pipe->set_sample_mask(pipe, ~0);
|
|
blitter_set_texcoords(ctx, src, src_width0, src_height0,
|
|
srcbox->z + z, 0,
|
|
srcbox->x, srcbox->y,
|
|
srcbox->x + srcbox->width,
|
|
srcbox->y + srcbox->height);
|
|
blitter_draw(ctx, dstbox->x, dstbox->y,
|
|
dstbox->x + dstbox->width,
|
|
dstbox->y + dstbox->height, 0);
|
|
}
|
|
|
|
/* Get the next surface or (if this is the last iteration)
|
|
* just unreference the last one. */
|
|
old = dst;
|
|
if (z < dstbox->depth-1) {
|
|
dst = ctx->base.get_next_surface_layer(ctx->base.pipe, dst);
|
|
}
|
|
if (z) {
|
|
pipe_surface_reference(&old, NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_textures(ctx);
|
|
blitter_restore_fb_state(ctx);
|
|
if (scissor) {
|
|
pipe->set_scissor_states(pipe, 0, 1, &ctx->base.saved_scissor);
|
|
}
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
}
|
|
|
|
void
|
|
util_blitter_blit(struct blitter_context *blitter,
|
|
const struct pipe_blit_info *info)
|
|
{
|
|
struct pipe_resource *dst = info->dst.resource;
|
|
struct pipe_resource *src = info->src.resource;
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_surface *dst_view, dst_templ;
|
|
struct pipe_sampler_view src_templ, *src_view;
|
|
|
|
/* Initialize the surface. */
|
|
util_blitter_default_dst_texture(&dst_templ, dst, info->dst.level,
|
|
info->dst.box.z);
|
|
dst_templ.format = info->dst.format;
|
|
dst_view = pipe->create_surface(pipe, dst, &dst_templ);
|
|
|
|
/* Initialize the sampler view. */
|
|
util_blitter_default_src_texture(&src_templ, src, info->src.level);
|
|
src_templ.format = info->src.format;
|
|
src_view = pipe->create_sampler_view(pipe, src, &src_templ);
|
|
|
|
/* Copy. */
|
|
util_blitter_blit_generic(blitter, dst_view, &info->dst.box,
|
|
src_view, &info->src.box, src->width0, src->height0,
|
|
info->mask, info->filter,
|
|
info->scissor_enable ? &info->scissor : NULL, TRUE);
|
|
|
|
pipe_surface_reference(&dst_view, NULL);
|
|
pipe_sampler_view_reference(&src_view, NULL);
|
|
}
|
|
|
|
/* Clear a region of a color surface to a constant value. */
|
|
void util_blitter_clear_render_target(struct blitter_context *blitter,
|
|
struct pipe_surface *dstsurf,
|
|
const union pipe_color_union *color,
|
|
unsigned dstx, unsigned dsty,
|
|
unsigned width, unsigned height)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_framebuffer_state fb_state;
|
|
|
|
assert(dstsurf->texture);
|
|
if (!dstsurf->texture)
|
|
return;
|
|
|
|
/* check the saved state */
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_check_saved_fb_state(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* bind states */
|
|
pipe->bind_blend_state(pipe, ctx->blend[PIPE_MASK_RGBA]);
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
|
|
ctx->bind_fs_state(pipe, ctx->fs_write_one_cbuf);
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
|
|
/* set a framebuffer state */
|
|
fb_state.width = dstsurf->width;
|
|
fb_state.height = dstsurf->height;
|
|
fb_state.nr_cbufs = 1;
|
|
fb_state.cbufs[0] = dstsurf;
|
|
fb_state.zsbuf = 0;
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
pipe->set_sample_mask(pipe, ~0);
|
|
|
|
blitter_set_common_draw_rect_state(ctx, FALSE);
|
|
blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height);
|
|
blitter->draw_rectangle(blitter, dstx, dsty, dstx+width, dsty+height, 0,
|
|
UTIL_BLITTER_ATTRIB_COLOR, color);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_fb_state(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
}
|
|
|
|
/* Clear a region of a depth stencil surface. */
|
|
void util_blitter_clear_depth_stencil(struct blitter_context *blitter,
|
|
struct pipe_surface *dstsurf,
|
|
unsigned clear_flags,
|
|
double depth,
|
|
unsigned stencil,
|
|
unsigned dstx, unsigned dsty,
|
|
unsigned width, unsigned height)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_framebuffer_state fb_state;
|
|
struct pipe_stencil_ref sr = { { 0 } };
|
|
|
|
assert(dstsurf->texture);
|
|
if (!dstsurf->texture)
|
|
return;
|
|
|
|
/* check the saved state */
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_check_saved_fb_state(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* bind states */
|
|
pipe->bind_blend_state(pipe, ctx->blend[0]);
|
|
if ((clear_flags & PIPE_CLEAR_DEPTHSTENCIL) == PIPE_CLEAR_DEPTHSTENCIL) {
|
|
sr.ref_value[0] = stencil & 0xff;
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_stencil);
|
|
pipe->set_stencil_ref(pipe, &sr);
|
|
}
|
|
else if (clear_flags & PIPE_CLEAR_DEPTH) {
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_keep_stencil);
|
|
}
|
|
else if (clear_flags & PIPE_CLEAR_STENCIL) {
|
|
sr.ref_value[0] = stencil & 0xff;
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_write_stencil);
|
|
pipe->set_stencil_ref(pipe, &sr);
|
|
}
|
|
else
|
|
/* hmm that should be illegal probably, or make it a no-op somewhere */
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
|
|
|
|
ctx->bind_fs_state(pipe, ctx->fs_empty);
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
|
|
/* set a framebuffer state */
|
|
fb_state.width = dstsurf->width;
|
|
fb_state.height = dstsurf->height;
|
|
fb_state.nr_cbufs = 0;
|
|
fb_state.cbufs[0] = 0;
|
|
fb_state.zsbuf = dstsurf;
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
pipe->set_sample_mask(pipe, ~0);
|
|
|
|
blitter_set_common_draw_rect_state(ctx, FALSE);
|
|
blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height);
|
|
blitter->draw_rectangle(blitter, dstx, dsty, dstx+width, dsty+height,
|
|
(float) depth,
|
|
UTIL_BLITTER_ATTRIB_NONE, NULL);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_fb_state(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
}
|
|
|
|
/* draw a rectangle across a region using a custom dsa stage - for r600g */
|
|
void util_blitter_custom_depth_stencil(struct blitter_context *blitter,
|
|
struct pipe_surface *zsurf,
|
|
struct pipe_surface *cbsurf,
|
|
unsigned sample_mask,
|
|
void *dsa_stage, float depth)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_framebuffer_state fb_state;
|
|
|
|
assert(zsurf->texture);
|
|
if (!zsurf->texture)
|
|
return;
|
|
|
|
/* check the saved state */
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_check_saved_fb_state(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* bind states */
|
|
pipe->bind_blend_state(pipe, cbsurf ? ctx->blend[PIPE_MASK_RGBA] :
|
|
ctx->blend[0]);
|
|
pipe->bind_depth_stencil_alpha_state(pipe, dsa_stage);
|
|
ctx->bind_fs_state(pipe, ctx->fs_empty);
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
|
|
/* set a framebuffer state */
|
|
fb_state.width = zsurf->width;
|
|
fb_state.height = zsurf->height;
|
|
fb_state.nr_cbufs = 1;
|
|
if (cbsurf) {
|
|
fb_state.cbufs[0] = cbsurf;
|
|
fb_state.nr_cbufs = 1;
|
|
} else {
|
|
fb_state.cbufs[0] = NULL;
|
|
fb_state.nr_cbufs = 0;
|
|
}
|
|
fb_state.zsbuf = zsurf;
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
pipe->set_sample_mask(pipe, sample_mask);
|
|
|
|
blitter_set_common_draw_rect_state(ctx, FALSE);
|
|
blitter_set_dst_dimensions(ctx, zsurf->width, zsurf->height);
|
|
blitter->draw_rectangle(blitter, 0, 0, zsurf->width, zsurf->height, depth,
|
|
UTIL_BLITTER_ATTRIB_NONE, NULL);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_fb_state(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
}
|
|
|
|
void util_blitter_copy_buffer(struct blitter_context *blitter,
|
|
struct pipe_resource *dst,
|
|
unsigned dstx,
|
|
struct pipe_resource *src,
|
|
unsigned srcx,
|
|
unsigned size)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_vertex_buffer vb;
|
|
struct pipe_stream_output_target *so_target;
|
|
|
|
if (srcx >= src->width0 ||
|
|
dstx >= dst->width0) {
|
|
return;
|
|
}
|
|
if (srcx + size > src->width0) {
|
|
size = src->width0 - srcx;
|
|
}
|
|
if (dstx + size > dst->width0) {
|
|
size = dst->width0 - dstx;
|
|
}
|
|
|
|
/* Drivers not capable of Stream Out should not call this function
|
|
* in the first place. */
|
|
assert(ctx->has_stream_out);
|
|
|
|
/* Some alignment is required. */
|
|
if (srcx % 4 != 0 || dstx % 4 != 0 || size % 4 != 0 ||
|
|
!ctx->has_stream_out) {
|
|
struct pipe_box box;
|
|
u_box_1d(srcx, size, &box);
|
|
util_resource_copy_region(pipe, dst, 0, dstx, 0, 0, src, 0, &box);
|
|
return;
|
|
}
|
|
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
vb.buffer = src;
|
|
vb.buffer_offset = srcx;
|
|
vb.stride = 4;
|
|
|
|
pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb);
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state_readbuf[0]);
|
|
pipe->bind_vs_state(pipe, ctx->vs_pos_only);
|
|
if (ctx->has_geometry_shader)
|
|
pipe->bind_gs_state(pipe, NULL);
|
|
pipe->bind_rasterizer_state(pipe, ctx->rs_discard_state);
|
|
|
|
so_target = pipe->create_stream_output_target(pipe, dst, dstx, size);
|
|
pipe->set_stream_output_targets(pipe, 1, &so_target, 0);
|
|
|
|
util_draw_arrays(pipe, PIPE_PRIM_POINTS, 0, size / 4);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
pipe_so_target_reference(&so_target, NULL);
|
|
}
|
|
|
|
void util_blitter_clear_buffer(struct blitter_context *blitter,
|
|
struct pipe_resource *dst,
|
|
unsigned offset, unsigned size,
|
|
unsigned num_channels,
|
|
const union pipe_color_union *clear_value)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_vertex_buffer vb = {0};
|
|
struct pipe_stream_output_target *so_target;
|
|
|
|
assert(num_channels >= 1);
|
|
assert(num_channels <= 4);
|
|
|
|
/* IMPORTANT: DON'T DO ANY BOUNDS CHECKING HERE!
|
|
*
|
|
* R600 uses this to initialize texture resources, so width0 might not be
|
|
* what you think it is.
|
|
*/
|
|
|
|
/* Streamout is required. */
|
|
if (!ctx->has_stream_out) {
|
|
assert(!"Streamout unsupported in util_blitter_clear_buffer()");
|
|
return;
|
|
}
|
|
|
|
/* Some alignment is required. */
|
|
if (offset % 4 != 0 || size % 4 != 0) {
|
|
assert(!"Bad alignment in util_blitter_clear_buffer()");
|
|
return;
|
|
}
|
|
|
|
u_upload_data(ctx->upload, 0, num_channels*4, clear_value,
|
|
&vb.buffer_offset, &vb.buffer);
|
|
vb.stride = 0;
|
|
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb);
|
|
pipe->bind_vertex_elements_state(pipe,
|
|
ctx->velem_state_readbuf[num_channels-1]);
|
|
pipe->bind_vs_state(pipe, ctx->vs_pos_only);
|
|
if (ctx->has_geometry_shader)
|
|
pipe->bind_gs_state(pipe, NULL);
|
|
pipe->bind_rasterizer_state(pipe, ctx->rs_discard_state);
|
|
|
|
so_target = pipe->create_stream_output_target(pipe, dst, offset, size);
|
|
pipe->set_stream_output_targets(pipe, 1, &so_target, 0);
|
|
|
|
util_draw_arrays(pipe, PIPE_PRIM_POINTS, 0, size / 4);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
pipe_so_target_reference(&so_target, NULL);
|
|
pipe_resource_reference(&vb.buffer, NULL);
|
|
}
|
|
|
|
/* probably radeon specific */
|
|
void util_blitter_custom_resolve_color(struct blitter_context *blitter,
|
|
struct pipe_resource *dst,
|
|
unsigned dst_level,
|
|
unsigned dst_layer,
|
|
struct pipe_resource *src,
|
|
unsigned src_layer,
|
|
unsigned sample_mask,
|
|
void *custom_blend,
|
|
enum pipe_format format)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_framebuffer_state fb_state;
|
|
struct pipe_surface *srcsurf, *dstsurf, surf_tmpl;
|
|
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* bind states */
|
|
pipe->bind_blend_state(pipe, custom_blend);
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
ctx->bind_fs_state(pipe, ctx->fs_write_one_cbuf);
|
|
pipe->set_sample_mask(pipe, sample_mask);
|
|
|
|
memset(&surf_tmpl, 0, sizeof(surf_tmpl));
|
|
surf_tmpl.format = format;
|
|
surf_tmpl.u.tex.level = dst_level;
|
|
surf_tmpl.u.tex.first_layer = dst_layer;
|
|
surf_tmpl.u.tex.last_layer = dst_layer;
|
|
|
|
dstsurf = pipe->create_surface(pipe, dst, &surf_tmpl);
|
|
|
|
surf_tmpl.u.tex.level = 0;
|
|
surf_tmpl.u.tex.first_layer = src_layer;
|
|
surf_tmpl.u.tex.last_layer = src_layer;
|
|
|
|
srcsurf = pipe->create_surface(pipe, src, &surf_tmpl);
|
|
|
|
/* set a framebuffer state */
|
|
fb_state.width = src->width0;
|
|
fb_state.height = src->height0;
|
|
fb_state.nr_cbufs = 2;
|
|
fb_state.cbufs[0] = srcsurf;
|
|
fb_state.cbufs[1] = dstsurf;
|
|
fb_state.zsbuf = NULL;
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
|
|
blitter_set_common_draw_rect_state(ctx, FALSE);
|
|
blitter_set_dst_dimensions(ctx, src->width0, src->height0);
|
|
blitter->draw_rectangle(blitter, 0, 0, src->width0, src->height0,
|
|
0, 0, NULL);
|
|
blitter_restore_fb_state(ctx);
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
|
|
pipe_surface_reference(&srcsurf, NULL);
|
|
pipe_surface_reference(&dstsurf, NULL);
|
|
}
|
|
|
|
void util_blitter_custom_color(struct blitter_context *blitter,
|
|
struct pipe_surface *dstsurf,
|
|
void *custom_blend)
|
|
{
|
|
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
|
|
struct pipe_context *pipe = ctx->base.pipe;
|
|
struct pipe_framebuffer_state fb_state;
|
|
|
|
assert(dstsurf->texture);
|
|
if (!dstsurf->texture)
|
|
return;
|
|
|
|
/* check the saved state */
|
|
blitter_set_running_flag(ctx);
|
|
blitter_check_saved_vertex_states(ctx);
|
|
blitter_check_saved_fragment_states(ctx);
|
|
blitter_check_saved_fb_state(ctx);
|
|
blitter_disable_render_cond(ctx);
|
|
|
|
/* bind states */
|
|
pipe->bind_blend_state(pipe, custom_blend ? custom_blend
|
|
: ctx->blend[PIPE_MASK_RGBA]);
|
|
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
|
|
ctx->bind_fs_state(pipe, ctx->fs_write_one_cbuf);
|
|
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
|
|
pipe->set_sample_mask(pipe, (1ull << MAX2(1, dstsurf->texture->nr_samples)) - 1);
|
|
|
|
/* set a framebuffer state */
|
|
fb_state.width = dstsurf->width;
|
|
fb_state.height = dstsurf->height;
|
|
fb_state.nr_cbufs = 1;
|
|
fb_state.cbufs[0] = dstsurf;
|
|
fb_state.zsbuf = 0;
|
|
pipe->set_framebuffer_state(pipe, &fb_state);
|
|
pipe->set_sample_mask(pipe, ~0);
|
|
|
|
blitter_set_common_draw_rect_state(ctx, FALSE);
|
|
blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height);
|
|
blitter->draw_rectangle(blitter, 0, 0, dstsurf->width, dstsurf->height,
|
|
0, 0, NULL);
|
|
|
|
blitter_restore_vertex_states(ctx);
|
|
blitter_restore_fragment_states(ctx);
|
|
blitter_restore_fb_state(ctx);
|
|
blitter_restore_render_cond(ctx);
|
|
blitter_unset_running_flag(ctx);
|
|
}
|