2 #ifndef COMMON_CONTEXT_H
3 #define COMMON_CONTEXT_H
6 #include "math/m_vector.h"
8 #include "tnl/t_context.h"
9 #include "main/colormac.h"
11 #include "radeon_debug.h"
12 #include "radeon_screen.h"
13 #include "radeon_drm.h"
15 #include "tnl/t_vertex.h"
16 #include "swrast/s_context.h"
18 struct radeon_context
;
20 #include "radeon_bocs_wrapper.h"
22 /* This union is used to avoid warnings/miscompilation
23 with float to uint32_t casts due to strict-aliasing */
24 typedef union { GLfloat f
; uint32_t ui32
; } float_ui32_type
;
26 struct radeon_context
;
27 typedef struct radeon_context radeonContextRec
;
28 typedef struct radeon_context
*radeonContextPtr
;
38 /* Rasterizing fallbacks */
39 /* See correponding strings in r200_swtcl.c */
40 #define RADEON_FALLBACK_TEXTURE 0x0001
41 #define RADEON_FALLBACK_DRAW_BUFFER 0x0002
42 #define RADEON_FALLBACK_STENCIL 0x0004
43 #define RADEON_FALLBACK_RENDER_MODE 0x0008
44 #define RADEON_FALLBACK_BLEND_EQ 0x0010
45 #define RADEON_FALLBACK_BLEND_FUNC 0x0020
46 #define RADEON_FALLBACK_DISABLE 0x0040
47 #define RADEON_FALLBACK_BORDER_MODE 0x0080
48 #define RADEON_FALLBACK_DEPTH_BUFFER 0x0100
49 #define RADEON_FALLBACK_STENCIL_BUFFER 0x0200
51 #define R200_FALLBACK_TEXTURE 0x01
52 #define R200_FALLBACK_DRAW_BUFFER 0x02
53 #define R200_FALLBACK_STENCIL 0x04
54 #define R200_FALLBACK_RENDER_MODE 0x08
55 #define R200_FALLBACK_DISABLE 0x10
56 #define R200_FALLBACK_BORDER_MODE 0x20
58 #define RADEON_TCL_FALLBACK_RASTER 0x1 /* rasterization */
59 #define RADEON_TCL_FALLBACK_UNFILLED 0x2 /* unfilled tris */
60 #define RADEON_TCL_FALLBACK_LIGHT_TWOSIDE 0x4 /* twoside tris */
61 #define RADEON_TCL_FALLBACK_MATERIAL 0x8 /* material in vb */
62 #define RADEON_TCL_FALLBACK_TEXGEN_0 0x10 /* texgen, unit 0 */
63 #define RADEON_TCL_FALLBACK_TEXGEN_1 0x20 /* texgen, unit 1 */
64 #define RADEON_TCL_FALLBACK_TEXGEN_2 0x40 /* texgen, unit 2 */
65 #define RADEON_TCL_FALLBACK_TCL_DISABLE 0x80 /* user disable */
66 #define RADEON_TCL_FALLBACK_FOGCOORDSPEC 0x100 /* fogcoord, sep. spec light */
68 /* The blit width for texture uploads
70 #define BLIT_WIDTH_BYTES 1024
72 /* Use the templated vertex format:
75 #define TAG(x) radeon##x
76 #include "tnl_dd/t_dd_vertex.h"
79 #define RADEON_RB_CLASS 0xdeadbeef
81 struct radeon_renderbuffer
83 struct gl_renderbuffer base
;
86 /* unsigned int offset; */
89 uint32_t draw_offset
; /* FBO */
90 /* boo Xorg 6.8.2 compat */
93 GLuint pf_pending
; /**< sequence number of pending flip */
94 GLuint vbl_pending
; /**< vblank sequence number of pending flip */
105 struct radeon_framebuffer
107 struct gl_framebuffer base
;
109 struct radeon_renderbuffer
*color_rb
[2];
115 int64_t swap_missed_ust
;
118 GLuint swap_missed_count
;
120 /* Drawable page flipping state */
122 GLint pf_current_page
;
128 struct radeon_colorbuffer_state
{
131 struct gl_renderbuffer
*rb
;
132 uint32_t draw_offset
; /* offset into color renderbuffer - FBOs */
135 struct radeon_depthbuffer_state
{
137 struct gl_renderbuffer
*rb
;
140 struct radeon_scissor_state
{
141 drm_clip_rect_t rect
;
144 GLuint numClipRects
; /* Cliprects active */
145 GLuint numAllocedClipRects
; /* Cliprects available */
146 drm_clip_rect_t
*pClipRects
;
149 struct radeon_stencilbuffer_state
{
150 GLuint clear
; /* rb3d_stencilrefmask value */
153 struct radeon_state_atom
{
154 struct radeon_state_atom
*next
, *prev
;
155 const char *name
; /* for debug */
156 int cmd_size
; /* size in bytes */
159 GLuint
*cmd
; /* one or more cmd's */
160 GLuint
*lastcmd
; /* one or more cmd's */
161 GLboolean dirty
; /* dirty-mark in emit_state_list */
162 int (*check
) (struct gl_context
*, struct radeon_state_atom
*atom
); /* is this state active? */
163 void (*emit
) (struct gl_context
*, struct radeon_state_atom
*atom
);
166 struct radeon_hw_state
{
167 /* Head of the linked list of state atoms. */
168 struct radeon_state_atom atomlist
;
169 int max_state_size
; /* Number of bytes necessary for a full state emit. */
170 int max_post_flush_size
; /* Number of bytes necessary for post flushing emits */
171 GLboolean is_dirty
, all_dirty
;
175 /* Texture related */
176 typedef struct _radeon_texture_image radeon_texture_image
;
180 * This is a subclass of swrast_texture_image since we use swrast
181 * for software fallback rendering.
183 struct _radeon_texture_image
{
184 struct swrast_texture_image base
;
187 * If mt != 0, the image is stored in hardware format in the
188 * given mipmap tree. In this case, base.Data may point into the
189 * mapping of the buffer object that contains the mipmap tree.
191 * If mt == 0, the image is stored in normal memory pointed to
194 struct _radeon_mipmap_tree
*mt
;
195 struct radeon_bo
*bo
;
197 int mtlevel
; /** if mt != 0, this is the image's level in the mipmap tree */
198 int mtface
; /** if mt != 0, this is the image's face in the mipmap tree */
202 static INLINE radeon_texture_image
*get_radeon_texture_image(struct gl_texture_image
*image
)
204 return (radeon_texture_image
*)image
;
208 typedef struct radeon_tex_obj radeonTexObj
, *radeonTexObjPtr
;
210 #define RADEON_TXO_MICRO_TILE (1 << 3)
212 /* Texture object in locally shared texture space.
214 struct radeon_tex_obj
{
215 struct gl_texture_object base
;
216 struct _radeon_mipmap_tree
*mt
;
219 * This is true if we've verified that the mipmap tree above is complete
223 /* Minimum LOD to be used during rendering */
225 /* Miximum LOD to be used during rendering */
228 GLuint override_offset
;
229 GLboolean image_override
; /* Image overridden by GLX_EXT_tfp */
230 GLuint tile_bits
; /* hw texture tile bits used on this texture */
231 struct radeon_bo
*bo
;
233 GLuint pp_txfilter
; /* hardware register values */
235 GLuint pp_txformat_x
;
236 GLuint pp_txsize
; /* npot only */
237 GLuint pp_txpitch
; /* npot only */
238 GLuint pp_border_color
;
239 GLuint pp_cubic_faces
; /* cube face 1,2,3,4 log2 sizes */
241 GLuint pp_txfilter_1
; /* r300 */
243 /* r700 texture states */
244 GLuint SQ_TEX_RESOURCE0
;
245 GLuint SQ_TEX_RESOURCE1
;
246 GLuint SQ_TEX_RESOURCE2
;
247 GLuint SQ_TEX_RESOURCE3
;
248 GLuint SQ_TEX_RESOURCE4
;
249 GLuint SQ_TEX_RESOURCE5
;
250 GLuint SQ_TEX_RESOURCE6
;
252 GLuint SQ_TEX_RESOURCE7
;
254 GLuint SQ_TEX_SAMPLER0
;
255 GLuint SQ_TEX_SAMPLER1
;
256 GLuint SQ_TEX_SAMPLER2
;
258 GLuint TD_PS_SAMPLER0_BORDER_RED
;
259 GLuint TD_PS_SAMPLER0_BORDER_GREEN
;
260 GLuint TD_PS_SAMPLER0_BORDER_BLUE
;
261 GLuint TD_PS_SAMPLER0_BORDER_ALPHA
;
263 GLboolean border_fallback
;
268 static INLINE radeonTexObj
* radeon_tex_obj(struct gl_texture_object
*texObj
)
270 return (radeonTexObj
*)texObj
;
273 /* occlusion query */
274 struct radeon_query_object
{
275 struct gl_query_object Base
;
276 struct radeon_bo
*bo
;
278 GLboolean emitted_begin
;
280 /* Double linked list of not flushed query objects */
281 struct radeon_query_object
*prev
, *next
;
284 /* Need refcounting on dma buffers:
286 struct radeon_dma_buffer
{
287 int refcount
; /* the number of retained regions in buf */
292 struct radeon_bo
*bo
; /** Buffer object where vertex data is stored */
293 int offset
; /** Offset into buffer object, in bytes */
294 int components
; /** Number of components per vertex */
295 int stride
; /** Stride in dwords (may be 0 for repeating) */
296 int count
; /** Number of vertices */
299 #define DMA_BO_FREE_TIME 100
301 struct radeon_dma_bo
{
302 struct radeon_dma_bo
*next
, *prev
;
303 struct radeon_bo
*bo
;
308 /* Active dma region. Allocations for vertices and retained
309 * regions come from here. Also used for emitting random vertices,
310 * these may be flushed by calling flush_current();
312 struct radeon_dma_bo free
;
313 struct radeon_dma_bo wait
;
314 struct radeon_dma_bo reserved
;
315 size_t current_used
; /** Number of bytes allocated and forgotten about */
316 size_t current_vertexptr
; /** End of active vertex region */
320 * If current_vertexptr != current_used then flush must be non-zero.
321 * flush must be called before non-active vertex allocations can be
324 void (*flush
) (struct gl_context
*);
329 struct radeon_swtcl_info
{
335 /* Fallback rasterization functions
338 GLenum render_primitive
;
341 struct tnl_attr_map vertex_attrs
[VERT_ATTRIB_MAX
];
342 GLuint vertex_attr_count
;
344 GLuint emit_prediction
;
345 struct radeon_bo
*bo
;
348 #define RADEON_MAX_AOS_ARRAYS 16
349 struct radeon_tcl_info
{
350 struct radeon_aos aos
[RADEON_MAX_AOS_ARRAYS
];
352 struct radeon_bo
*elt_dma_bo
; /** Buffer object that contains element indices */
353 int elt_dma_offset
; /** Offset into this buffer object, in bytes */
356 struct radeon_ioctl
{
357 GLuint vertex_offset
;
359 struct radeon_bo
*bo
;
363 #define RADEON_MAX_PRIMS 64
371 static INLINE GLuint
radeonPackColor(GLuint cpp
,
372 GLubyte r
, GLubyte g
,
373 GLubyte b
, GLubyte a
)
377 return PACK_COLOR_565(r
, g
, b
);
379 return PACK_COLOR_8888(a
, r
, g
, b
);
385 #define MAX_CMD_BUF_SZ (16*1024)
387 #define MAX_DMA_BUF_SZ (64*1024)
389 struct radeon_store
{
392 char cmd_buf
[MAX_CMD_BUF_SZ
];
397 struct radeon_dri_mirror
{
398 __DRIcontext
*context
; /* DRI context */
399 __DRIscreen
*screen
; /* DRI screen */
401 drm_context_t hwContext
;
402 drm_hw_lock_t
*hwLock
;
408 typedef void (*radeon_tri_func
) (radeonContextPtr
,
410 radeonVertex
*, radeonVertex
*);
412 typedef void (*radeon_line_func
) (radeonContextPtr
,
413 radeonVertex
*, radeonVertex
*);
415 typedef void (*radeon_point_func
) (radeonContextPtr
, radeonVertex
*);
417 #define RADEON_MAX_BOS 32
418 struct radeon_state
{
419 struct radeon_colorbuffer_state color
;
420 struct radeon_depthbuffer_state depth
;
421 struct radeon_scissor_state scissor
;
422 struct radeon_stencilbuffer_state stencil
;
426 * This structure holds the command buffer while it is being constructed.
428 * The first batch of commands in the buffer is always the state that needs
429 * to be re-emitted when the context is lost. This batch can be skipped
432 struct radeon_cmdbuf
{
433 struct radeon_cs_manager
*csm
;
434 struct radeon_cs
*cs
;
435 int size
; /** # of dwords total */
436 unsigned int flushing
:1; /** whether we're currently in FlushCmdBufLocked */
439 struct radeon_context
{
440 struct gl_context
*glCtx
;
441 radeonScreenPtr radeonScreen
; /* Screen private DRI data */
443 /* Texture object bookkeeping
446 float initialMaxAnisotropy
;
447 uint32_t texture_row_align
;
448 uint32_t texture_rect_row_align
;
449 uint32_t texture_compressed_row_align
;
451 struct radeon_dma dma
;
452 struct radeon_hw_state hw
;
453 /* Rasterization and vertex state:
458 DECLARE_RENDERINPUTS(tnl_index_bitset
); /* index of bits for last tnl_install_attrs */
460 /* Drawable, cliprect and scissor information */
461 GLuint numClipRects
; /* Cliprects for the draw buffer */
462 drm_clip_rect_t
*pClipRects
;
463 unsigned int lastStamp
;
464 drm_radeon_sarea_t
*sarea
; /* Private SAREA data */
466 /* Mirrors of some DRI state */
467 struct radeon_dri_mirror dri
;
473 drm_radeon_irq_wait_t iw
;
475 /* Derived state - for r300 only */
476 struct radeon_state state
;
478 struct radeon_swtcl_info swtcl
;
479 struct radeon_tcl_info tcl
;
480 /* Configuration cache
482 driOptionCache optionCache
;
484 struct radeon_cmdbuf cmdbuf
;
486 struct radeon_debug debug
;
488 drm_clip_rect_t fboRect
;
489 GLboolean constant_cliprect
; /* use for FBO or DRI2 rendering */
490 GLboolean front_cliprects
;
493 * Set if rendering has occured to the drawable's front buffer.
495 * This is used in the DRI2 case to detect that glFlush should also copy
496 * the contents of the fake front buffer to the real front buffer.
498 GLboolean front_buffer_dirty
;
501 * Track whether front-buffer rendering is currently enabled
503 * A separate flag is used to track this in order to support MRT more
506 GLboolean is_front_buffer_rendering
;
509 * Track whether front-buffer is the current read target.
511 * This is closely associated with is_front_buffer_rendering, but may
512 * be set separately. The DRI2 fake front buffer must be referenced
515 GLboolean is_front_buffer_reading
;
518 struct radeon_query_object
*current
;
519 struct radeon_state_atom queryobj
;
523 void (*get_lock
)(radeonContextPtr radeon
);
524 void (*update_viewport_offset
)(struct gl_context
*ctx
);
525 void (*emit_cs_header
)(struct radeon_cs
*cs
, radeonContextPtr rmesa
);
526 void (*swtcl_flush
)(struct gl_context
*ctx
, uint32_t offset
);
527 void (*pre_emit_atoms
)(radeonContextPtr rmesa
);
528 void (*pre_emit_state
)(radeonContextPtr rmesa
);
529 void (*fallback
)(struct gl_context
*ctx
, GLuint bit
, GLboolean mode
);
530 void (*free_context
)(struct gl_context
*ctx
);
531 void (*emit_query_finish
)(radeonContextPtr radeon
);
532 void (*update_scissor
)(struct gl_context
*ctx
);
533 unsigned (*check_blit
)(gl_format mesa_format
);
534 unsigned (*blit
)(struct gl_context
*ctx
,
535 struct radeon_bo
*src_bo
,
537 gl_format src_mesaformat
,
541 unsigned src_x_offset
,
542 unsigned src_y_offset
,
543 struct radeon_bo
*dst_bo
,
545 gl_format dst_mesaformat
,
549 unsigned dst_x_offset
,
550 unsigned dst_y_offset
,
554 unsigned (*is_format_renderable
)(gl_format mesa_format
);
558 #define RADEON_CONTEXT(glctx) ((radeonContextPtr)(ctx->DriverCtx))
560 static inline __DRIdrawable
* radeon_get_drawable(radeonContextPtr radeon
)
562 return radeon
->dri
.context
->driDrawablePriv
;
565 static inline __DRIdrawable
* radeon_get_readable(radeonContextPtr radeon
)
567 return radeon
->dri
.context
->driReadablePriv
;
571 * This function takes a float and packs it into a uint32_t
573 static INLINE
uint32_t radeonPackFloat32(float fl
)
584 /* This is probably wrong for some values, I need to test this
585 * some more. Range checking would be a good idea also..
587 * But it works for most things. I'll fix it later if someone
588 * else with a better clue doesn't
590 static INLINE
uint32_t radeonPackFloat24(float f
)
594 uint32_t float24
= 0;
599 mantissa
= frexpf(f
, &exponent
);
603 float24
|= (1 << 23);
604 mantissa
= mantissa
* -1.0;
606 /* Handle exponent, bias of 63 */
608 float24
|= (exponent
<< 16);
609 /* Kill 7 LSB of mantissa */
610 float24
|= (radeonPackFloat32(mantissa
) & 0x7FFFFF) >> 7;
615 GLboolean
radeonInitContext(radeonContextPtr radeon
,
616 struct dd_function_table
* functions
,
617 const struct gl_config
* glVisual
,
618 __DRIcontext
* driContextPriv
,
619 void *sharedContextPrivate
);
621 void radeonCleanupContext(radeonContextPtr radeon
);
622 GLboolean
radeonUnbindContext(__DRIcontext
* driContextPriv
);
623 void radeon_update_renderbuffers(__DRIcontext
*context
, __DRIdrawable
*drawable
,
624 GLboolean front_only
);
625 GLboolean
radeonMakeCurrent(__DRIcontext
* driContextPriv
,
626 __DRIdrawable
* driDrawPriv
,
627 __DRIdrawable
* driReadPriv
);
628 extern void radeonDestroyContext(__DRIcontext
* driContextPriv
);
629 void radeon_prepare_render(radeonContextPtr radeon
);