1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * Rob Clark <robclark@freedesktop.org>
30 #include "fd3_context.h"
31 #include "fd3_blend.h"
35 #include "fd3_program.h"
36 #include "fd3_query.h"
37 #include "fd3_rasterizer.h"
38 #include "fd3_texture.h"
42 fd3_context_destroy(struct pipe_context
*pctx
)
44 struct fd3_context
*fd3_ctx
= fd3_context(fd_context(pctx
));
46 util_dynarray_fini(&fd3_ctx
->rbrc_patches
);
48 fd_bo_del(fd3_ctx
->vs_pvt_mem
);
49 fd_bo_del(fd3_ctx
->fs_pvt_mem
);
50 fd_bo_del(fd3_ctx
->vsc_size_mem
);
52 pctx
->delete_vertex_elements_state(pctx
, fd3_ctx
->solid_vbuf_state
.vtx
);
53 pctx
->delete_vertex_elements_state(pctx
, fd3_ctx
->blit_vbuf_state
.vtx
);
55 pipe_resource_reference(&fd3_ctx
->solid_vbuf
, NULL
);
56 pipe_resource_reference(&fd3_ctx
->blit_texcoord_vbuf
, NULL
);
58 u_upload_destroy(fd3_ctx
->border_color_uploader
);
60 fd_context_destroy(pctx
);
63 /* TODO we could combine a few of these small buffers (solid_vbuf,
64 * blit_texcoord_vbuf, and vsc_size_mem, into a single buffer and
65 * save a tiny bit of memory
68 static struct pipe_resource
*
69 create_solid_vertexbuf(struct pipe_context
*pctx
)
71 static const float init_shader_const
[] = {
72 -1.000000, +1.000000, +1.000000,
73 +1.000000, -1.000000, +1.000000,
75 struct pipe_resource
*prsc
= pipe_buffer_create(pctx
->screen
,
76 PIPE_BIND_CUSTOM
, PIPE_USAGE_IMMUTABLE
, sizeof(init_shader_const
));
77 pipe_buffer_write(pctx
, prsc
, 0,
78 sizeof(init_shader_const
), init_shader_const
);
82 static struct pipe_resource
*
83 create_blit_texcoord_vertexbuf(struct pipe_context
*pctx
)
85 struct pipe_resource
*prsc
= pipe_buffer_create(pctx
->screen
,
86 PIPE_BIND_CUSTOM
, PIPE_USAGE_DYNAMIC
, 16);
90 static const uint8_t primtypes
[PIPE_PRIM_MAX
] = {
91 [PIPE_PRIM_POINTS
] = DI_PT_POINTLIST
,
92 [PIPE_PRIM_LINES
] = DI_PT_LINELIST
,
93 [PIPE_PRIM_LINE_STRIP
] = DI_PT_LINESTRIP
,
94 [PIPE_PRIM_LINE_LOOP
] = DI_PT_LINELOOP
,
95 [PIPE_PRIM_TRIANGLES
] = DI_PT_TRILIST
,
96 [PIPE_PRIM_TRIANGLE_STRIP
] = DI_PT_TRISTRIP
,
97 [PIPE_PRIM_TRIANGLE_FAN
] = DI_PT_TRIFAN
,
100 struct pipe_context
*
101 fd3_context_create(struct pipe_screen
*pscreen
, void *priv
)
103 struct fd_screen
*screen
= fd_screen(pscreen
);
104 struct fd3_context
*fd3_ctx
= CALLOC_STRUCT(fd3_context
);
105 struct pipe_context
*pctx
;
110 pctx
= &fd3_ctx
->base
.base
;
112 fd3_ctx
->base
.dev
= fd_device_ref(screen
->dev
);
113 fd3_ctx
->base
.screen
= fd_screen(pscreen
);
115 pctx
->destroy
= fd3_context_destroy
;
116 pctx
->create_blend_state
= fd3_blend_state_create
;
117 pctx
->create_rasterizer_state
= fd3_rasterizer_state_create
;
118 pctx
->create_depth_stencil_alpha_state
= fd3_zsa_state_create
;
122 fd3_texture_init(pctx
);
126 pctx
= fd_context_init(&fd3_ctx
->base
, pscreen
, primtypes
, priv
);
130 util_dynarray_init(&fd3_ctx
->rbrc_patches
);
132 fd3_ctx
->vs_pvt_mem
= fd_bo_new(screen
->dev
, 0x2000,
133 DRM_FREEDRENO_GEM_TYPE_KMEM
);
135 fd3_ctx
->fs_pvt_mem
= fd_bo_new(screen
->dev
, 0x2000,
136 DRM_FREEDRENO_GEM_TYPE_KMEM
);
138 fd3_ctx
->vsc_size_mem
= fd_bo_new(screen
->dev
, 0x1000,
139 DRM_FREEDRENO_GEM_TYPE_KMEM
);
141 fd3_ctx
->solid_vbuf
= create_solid_vertexbuf(pctx
);
142 fd3_ctx
->blit_texcoord_vbuf
= create_blit_texcoord_vertexbuf(pctx
);
144 /* setup solid_vbuf_state: */
145 fd3_ctx
->solid_vbuf_state
.vtx
= pctx
->create_vertex_elements_state(
146 pctx
, 1, (struct pipe_vertex_element
[]){{
147 .vertex_buffer_index
= 0,
149 .src_format
= PIPE_FORMAT_R32G32B32_FLOAT
,
151 fd3_ctx
->solid_vbuf_state
.vertexbuf
.count
= 1;
152 fd3_ctx
->solid_vbuf_state
.vertexbuf
.vb
[0].stride
= 12;
153 fd3_ctx
->solid_vbuf_state
.vertexbuf
.vb
[0].buffer
= fd3_ctx
->solid_vbuf
;
155 /* setup blit_vbuf_state: */
156 fd3_ctx
->blit_vbuf_state
.vtx
= pctx
->create_vertex_elements_state(
157 pctx
, 2, (struct pipe_vertex_element
[]){{
158 .vertex_buffer_index
= 0,
160 .src_format
= PIPE_FORMAT_R32G32_FLOAT
,
162 .vertex_buffer_index
= 1,
164 .src_format
= PIPE_FORMAT_R32G32B32_FLOAT
,
166 fd3_ctx
->blit_vbuf_state
.vertexbuf
.count
= 2;
167 fd3_ctx
->blit_vbuf_state
.vertexbuf
.vb
[0].stride
= 8;
168 fd3_ctx
->blit_vbuf_state
.vertexbuf
.vb
[0].buffer
= fd3_ctx
->blit_texcoord_vbuf
;
169 fd3_ctx
->blit_vbuf_state
.vertexbuf
.vb
[1].stride
= 12;
170 fd3_ctx
->blit_vbuf_state
.vertexbuf
.vb
[1].buffer
= fd3_ctx
->solid_vbuf
;
172 fd3_query_context_init(pctx
);
174 fd3_ctx
->border_color_uploader
= u_upload_create(pctx
, 4096,
175 2 * PIPE_MAX_SAMPLERS
* BORDERCOLOR_SIZE
, 0);