2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23 #ifndef R300_CONTEXT_H
24 #define R300_CONTEXT_H
26 #include "draw/draw_context.h"
27 #include "draw/draw_vertex.h"
28 #include "pipe/p_context.h"
29 #include "tgsi/tgsi_scan.h"
30 #include "util/u_memory.h"
32 #include "r300_clear.h"
33 #include "r300_query.h"
34 #include "r300_screen.h"
35 #include "r300_winsys.h"
37 struct r300_blend_state
{
38 uint32_t blend_control
; /* R300_RB3D_CBLEND: 0x4e04 */
39 uint32_t alpha_blend_control
; /* R300_RB3D_ABLEND: 0x4e08 */
40 uint32_t rop
; /* R300_RB3D_ROPCNTL: 0x4e18 */
41 uint32_t dither
; /* R300_RB3D_DITHER_CTL: 0x4e50 */
44 struct r300_blend_color_state
{
45 /* RV515 and earlier */
46 uint32_t blend_color
; /* R300_RB3D_BLEND_COLOR: 0x4e10 */
48 uint32_t blend_color_red_alpha
; /* R500_RB3D_CONSTANT_COLOR_AR: 0x4ef8 */
49 uint32_t blend_color_green_blue
; /* R500_RB3D_CONSTANT_COLOR_GB: 0x4efc */
52 struct r300_dsa_state
{
53 uint32_t alpha_function
; /* R300_FG_ALPHA_FUNC: 0x4bd4 */
54 uint32_t alpha_reference
; /* R500_FG_ALPHA_VALUE: 0x4be0 */
55 uint32_t z_buffer_control
; /* R300_ZB_CNTL: 0x4f00 */
56 uint32_t z_stencil_control
; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */
57 uint32_t stencil_ref_mask
; /* R300_ZB_STENCILREFMASK: 0x4f08 */
58 uint32_t z_buffer_top
; /* R300_ZB_ZTOP: 0x4f14 */
59 uint32_t stencil_ref_bf
; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */
62 struct r300_rs_state
{
63 /* Draw-specific rasterizer state */
64 struct pipe_rasterizer_state rs
;
66 uint32_t vap_control_status
; /* R300_VAP_CNTL_STATUS: 0x2140 */
67 uint32_t point_size
; /* R300_GA_POINT_SIZE: 0x421c */
68 uint32_t point_minmax
; /* R300_GA_POINT_MINMAX: 0x4230 */
69 uint32_t line_control
; /* R300_GA_LINE_CNTL: 0x4234 */
70 uint32_t depth_scale_front
; /* R300_SU_POLY_OFFSET_FRONT_SCALE: 0x42a4 */
71 uint32_t depth_offset_front
;/* R300_SU_POLY_OFFSET_FRONT_OFFSET: 0x42a8 */
72 uint32_t depth_scale_back
; /* R300_SU_POLY_OFFSET_BACK_SCALE: 0x42ac */
73 uint32_t depth_offset_back
; /* R300_SU_POLY_OFFSET_BACK_OFFSET: 0x42b0 */
74 uint32_t polygon_offset_enable
; /* R300_SU_POLY_OFFSET_ENABLE: 0x42b4 */
75 uint32_t cull_mode
; /* R300_SU_CULL_MODE: 0x42b8 */
76 uint32_t line_stipple_config
; /* R300_GA_LINE_STIPPLE_CONFIG: 0x4328 */
77 uint32_t line_stipple_value
; /* R300_GA_LINE_STIPPLE_VALUE: 0x4260 */
78 uint32_t color_control
; /* R300_GA_COLOR_CONTROL: 0x4278 */
81 struct r300_rs_block
{
82 uint32_t ip
[8]; /* R300_RS_IP_[0-7], R500_RS_IP_[0-7] */
83 uint32_t count
; /* R300_RS_COUNT */
84 uint32_t inst_count
; /* R300_RS_INST_COUNT */
85 uint32_t inst
[8]; /* R300_RS_INST_[0-7] */
88 struct r300_sampler_state
{
89 uint32_t filter0
; /* R300_TX_FILTER0: 0x4400 */
90 uint32_t filter1
; /* R300_TX_FILTER1: 0x4440 */
91 uint32_t border_color
; /* R300_TX_BORDER_COLOR: 0x45c0 */
94 struct r300_scissor_state
{
95 uint32_t scissor_top_left
; /* R300_SC_SCISSORS_TL: 0x43e0 */
96 uint32_t scissor_bottom_right
; /* R300_SC_SCISSORS_BR: 0x43e4 */
99 struct r300_texture_state
{
100 uint32_t format0
; /* R300_TX_FORMAT0: 0x4480 */
101 uint32_t format1
; /* R300_TX_FORMAT1: 0x44c0 */
102 uint32_t format2
; /* R300_TX_FORMAT2: 0x4500 */
105 struct r300_viewport_state
{
106 float xscale
; /* R300_VAP_VPORT_XSCALE: 0x2098 */
107 float xoffset
; /* R300_VAP_VPORT_XOFFSET: 0x209c */
108 float yscale
; /* R300_VAP_VPORT_YSCALE: 0x20a0 */
109 float yoffset
; /* R300_VAP_VPORT_YOFFSET: 0x20a4 */
110 float zscale
; /* R300_VAP_VPORT_ZSCALE: 0x20a8 */
111 float zoffset
; /* R300_VAP_VPORT_ZOFFSET: 0x20ac */
112 uint32_t vte_control
; /* R300_VAP_VTE_CNTL: 0x20b0 */
115 #define R300_NEW_BLEND 0x0000001
116 #define R300_NEW_BLEND_COLOR 0x0000002
117 #define R300_NEW_CONSTANTS 0x0000004
118 #define R300_NEW_DSA 0x0000008
119 #define R300_NEW_FRAMEBUFFERS 0x0000010
120 #define R300_NEW_FRAGMENT_SHADER 0x0000020
121 #define R300_NEW_RASTERIZER 0x0000040
122 #define R300_NEW_RS_BLOCK 0x0000080
123 #define R300_NEW_SAMPLER 0x0000100
124 #define R300_ANY_NEW_SAMPLERS 0x000ff00
125 #define R300_NEW_SCISSOR 0x0010000
126 #define R300_NEW_TEXTURE 0x0020000
127 #define R300_ANY_NEW_TEXTURES 0x1fe0000
128 #define R300_NEW_VERTEX_FORMAT 0x2000000
129 #define R300_NEW_VERTEX_SHADER 0x4000000
130 #define R300_NEW_VIEWPORT 0x8000000
131 #define R300_NEW_KITCHEN_SINK 0xfffffff
133 /* The next several objects are not pure Radeon state; they inherit from
134 * various Gallium classes. */
136 struct r300_constant_buffer
{
137 /* Buffer of constants */
138 /* XXX first number should be raised */
139 float constants
[8][4];
140 /* Number of user-defined constants */
142 /* Total number of constants */
146 struct r3xx_fragment_shader
{
148 struct pipe_shader_state state
;
149 struct tgsi_shader_info info
;
151 /* Has this shader been translated yet? */
154 /* Pixel stack size */
158 struct r300_fragment_shader
{
160 struct r3xx_fragment_shader shader
;
162 /* Number of ALU instructions */
163 int alu_instruction_count
;
165 /* Number of texture instructions */
166 int tex_instruction_count
;
168 /* Number of texture indirections */
171 /* Indirection node offsets */
174 /* Machine instructions */
176 uint32_t alu_rgb_inst
;
177 uint32_t alu_rgb_addr
;
178 uint32_t alu_alpha_inst
;
179 uint32_t alu_alpha_addr
;
180 } instructions
[64]; /* XXX magic num */
183 struct r500_fragment_shader
{
185 struct r3xx_fragment_shader shader
;
187 /* Number of used instructions */
188 int instruction_count
;
190 /* Machine instructions */
198 } instructions
[256]; /*< XXX magic number */
201 struct r300_texture
{
203 struct pipe_texture tex
;
205 /* Offsets into the buffer. */
206 unsigned offset
[PIPE_MAX_TEXTURE_LEVELS
];
208 /* Stride (pitch?) of this texture in bytes */
211 /* Total size of this texture, in bytes. */
214 /* Pipe buffer backing this texture. */
215 struct pipe_buffer
* buffer
;
217 /* Registers carrying texture format data. */
218 struct r300_texture_state state
;
221 struct r300_vertex_format
{
223 struct vertex_info vinfo
;
224 /* R300_VAP_PROG_STREAK_CNTL_[0-7] */
225 uint32_t vap_prog_stream_cntl
[8];
226 /* R300_VAP_PROG_STREAK_CNTL_EXT_[0-7] */
227 uint32_t vap_prog_stream_cntl_ext
[8];
228 /* Map of vertex attributes into PVS memory for HW TCL,
229 * or GA memory for SW TCL. */
231 /* Map of rasterizer attributes from GB through RS to US. */
235 struct r300_vertex_shader
{
237 struct pipe_shader_state state
;
238 struct tgsi_shader_info info
;
240 /* Fallback shader, because Draw has issues */
241 struct draw_vertex_shader
* draw
;
243 /* Has this shader been translated yet? */
246 /* Number of used instructions */
247 int instruction_count
;
249 /* Machine instructions */
255 } instructions
[128]; /*< XXX magic number */
258 struct r300_context
{
260 struct pipe_context context
;
262 /* The interface to the windowing system, etc. */
263 struct r300_winsys
* winsys
;
264 /* Draw module. Used mostly for SW TCL. */
265 struct draw_context
* draw
;
267 /* Vertex buffer for rendering. */
268 struct pipe_buffer
* vbo
;
269 /* Offset into the VBO. */
272 /* Various CSO state objects. */
274 struct r300_blend_state
* blend_state
;
275 /* Blend color state. */
276 struct r300_blend_color_state
* blend_color_state
;
277 /* Shader constants. */
278 struct r300_constant_buffer shader_constants
[PIPE_SHADER_TYPES
];
279 /* Depth, stencil, and alpha state. */
280 struct r300_dsa_state
* dsa_state
;
281 /* Fragment shader. */
282 struct r3xx_fragment_shader
* fs
;
283 /* Framebuffer state. We currently don't need our own version of this. */
284 struct pipe_framebuffer_state framebuffer_state
;
285 /* Rasterizer state. */
286 struct r300_rs_state
* rs_state
;
287 /* RS block state. */
288 struct r300_rs_block
* rs_block
;
289 /* Sampler states. */
290 struct r300_sampler_state
* sampler_states
[8];
293 struct r300_scissor_state
* scissor_state
;
294 /* Texture states. */
295 struct r300_texture
* textures
[8];
297 /* Vertex buffers for Gallium. */
298 struct pipe_vertex_buffer vertex_buffers
[PIPE_MAX_ATTRIBS
];
299 int vertex_buffer_count
;
300 /* Vertex information. */
301 struct r300_vertex_format vertex_info
;
303 struct r300_vertex_shader
* vs
;
304 /* Viewport state. */
305 struct r300_viewport_state
* viewport_state
;
306 /* Bitmask of dirty state objects. */
307 uint32_t dirty_state
;
308 /* Flag indicating whether or not the HW is dirty. */
312 /* Convenience cast wrapper. */
313 static struct r300_context
* r300_context(struct pipe_context
* context
) {
314 return (struct r300_context
*)context
;
317 /* Context initialization. */
318 struct draw_stage
* r300_draw_stage(struct r300_context
* r300
);
319 void r300_init_state_functions(struct r300_context
* r300
);
320 void r300_init_surface_functions(struct r300_context
* r300
);
322 #endif /* R300_CONTEXT_H */