diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/radeon_context.h')
| -rw-r--r-- | src/mesa/drivers/dri/r300/radeon_context.h | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/radeon_context.h b/src/mesa/drivers/dri/r300/radeon_context.h new file mode 100644 index 0000000000..d51cf4c09d --- /dev/null +++ b/src/mesa/drivers/dri/r300/radeon_context.h @@ -0,0 +1,222 @@ +/* +Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + +The Weather Channel (TM) funded Tungsten Graphics to develop the +initial release of the Radeon 8500 driver under the XFree86 license. +This notice must be preserved. + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial +portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + * Nicolai Haehnle <prefect_@gmx.net> + */ + +#ifndef __RADEON_CONTEXT_H__ +#define __RADEON_CONTEXT_H__ + +#include "mtypes.h" +#include "radeon_screen.h" +#include "drm.h" +#include "dri_util.h" + +struct radeon_context; +typedef struct radeon_context radeonContextRec; +typedef struct radeon_context* radeonContextPtr; + +static __inline GLuint radeonPackColor(GLuint cpp, + GLubyte r, GLubyte g, GLubyte b, GLubyte a) +{ + switch (cpp) { + case 2: + return PACK_COLOR_565(r, g, b); + case 4: + return PACK_COLOR_8888(a, r, g, b); + default: + return 0; + } +} + + +/* Rasterizing fallbacks */ +/* See correponding strings in r200_swtcl.c */ +#define RADEON_FALLBACK_TEXTURE 0x01 +#define RADEON_FALLBACK_DRAW_BUFFER 0x02 +#define RADEON_FALLBACK_STENCIL 0x04 +#define RADEON_FALLBACK_RENDER_MODE 0x08 +#define RADEON_FALLBACK_BLEND_EQ 0x10 +#define RADEON_FALLBACK_BLEND_FUNC 0x20 +#define RADEON_FALLBACK_DISABLE 0x40 +#define RADEON_FALLBACK_BORDER_MODE 0x80 + +extern void radeonFallback(GLcontext * ctx, GLuint bit, GLboolean mode); + +#define FALLBACK( radeon, bit, mode ) do { \ + if ( 0 ) fprintf( stderr, "FALLBACK in %s: #%d=%d\n", \ + __FUNCTION__, bit, mode ); \ + radeonFallback( (radeon)->glCtx, bit, mode ); \ +} while (0) + + +/* TCL fallbacks */ +extern void radeonTclFallback(GLcontext * ctx, GLuint bit, GLboolean mode); + +#define RADEON_TCL_FALLBACK_RASTER 0x0001 /* rasterization */ +#define RADEON_TCL_FALLBACK_UNFILLED 0x0002 /* unfilled tris */ +#define RADEON_TCL_FALLBACK_LIGHT_TWOSIDE 0x0004 /* twoside tris */ +#define RADEON_TCL_FALLBACK_MATERIAL 0x0008 /* material in vb */ +#define RADEON_TCL_FALLBACK_TEXGEN_0 0x0010 /* texgen, unit 0 */ +#define RADEON_TCL_FALLBACK_TEXGEN_1 0x0020 /* texgen, unit 1 */ +#define RADEON_TCL_FALLBACK_TEXGEN_2 0x0040 /* texgen, unit 2 */ +#define RADEON_TCL_FALLBACK_TEXGEN_3 0x0080 /* texgen, unit 3 */ +#define RADEON_TCL_FALLBACK_TEXGEN_4 0x0100 /* texgen, unit 4 */ +#define RADEON_TCL_FALLBACK_TEXGEN_5 0x0200 /* texgen, unit 5 */ +#define RADEON_TCL_FALLBACK_TCL_DISABLE 0x0400 /* user disable */ +#define RADEON_TCL_FALLBACK_BITMAP 0x0800 /* draw bitmap with points */ +#define RADEON_TCL_FALLBACK_VERTEX_PROGRAM 0x1000 /* vertex program active */ + +#define TCL_FALLBACK( ctx, bit, mode ) radeonTclFallback( ctx, bit, mode ) + + +struct radeon_dri_mirror { + __DRIcontextPrivate *context; /* DRI context */ + __DRIscreenPrivate *screen; /* DRI screen */ + __DRIdrawablePrivate *drawable; /* DRI drawable bound to this ctx */ + + drm_context_t hwContext; + drm_hw_lock_t *hwLock; + int fd; + int drmMinor; +}; + +/** + * Derived state for internal purposes. + */ +struct radeon_colorbuffer_state { + GLuint clear; + GLint drawOffset, drawPitch; +}; + +struct radeon_pixel_state { + GLint readOffset, readPitch; +}; + +struct radeon_state { + struct radeon_colorbuffer_state color; + struct radeon_pixel_state pixel; +}; + +/** + * Common per-context variables shared by R200 and R300. + * R200- and R300-specific code "derive" their own context from this + * structure. + */ +struct radeon_context { + GLcontext *glCtx; /* Mesa context */ + radeonScreenPtr radeonScreen; /* Screen private DRI data */ + + /* Fallback state */ + GLuint Fallback; + GLuint TclFallback; + + /* Page flipping */ + GLuint doPageFlip; + + /* Drawable, cliprect and scissor information */ + GLuint numClipRects; /* Cliprects for the draw buffer */ + drm_clip_rect_t *pClipRects; + unsigned int lastStamp; + GLboolean lost_context; + drm_radeon_sarea_t *sarea; /* Private SAREA data */ + + /* Mirrors of some DRI state */ + struct radeon_dri_mirror dri; + + /* Busy waiting */ + GLuint do_usleeps; + GLuint do_irqs; + GLuint irqsEmitted; + drm_radeon_irq_wait_t iw; + + /* VBI / buffer swap */ + GLuint vbl_seq; + GLuint vblank_flags; + + int64_t swap_ust; + int64_t swap_missed_ust; + + GLuint swap_count; + GLuint swap_missed_count; + + PFNGLXGETUSTPROC get_ust; + + /* Derived state */ + struct radeon_state state; + + /* Configuration cache + */ + driOptionCache optionCache; +}; + +#define RADEON_CONTEXT(glctx) ((radeonContextPtr)(ctx->DriverCtx)) + +extern void radeonSwapBuffers(__DRIdrawablePrivate * dPriv); +extern GLboolean radeonInitContext(radeonContextPtr radeon, + struct dd_function_table* functions, + const __GLcontextModes * glVisual, + __DRIcontextPrivate * driContextPriv, + void *sharedContextPrivate); +extern GLboolean radeonMakeCurrent(__DRIcontextPrivate * driContextPriv, + __DRIdrawablePrivate * driDrawPriv, + __DRIdrawablePrivate * driReadPriv); +extern GLboolean radeonUnbindContext(__DRIcontextPrivate * driContextPriv); + +/* ================================================================ + * Debugging: + */ +#define DO_DEBUG 1 + +#if DO_DEBUG +extern int RADEON_DEBUG; +#else +#define RADEON_DEBUG 0 +#endif + +#define DEBUG_TEXTURE 0x0001 +#define DEBUG_STATE 0x0002 +#define DEBUG_IOCTL 0x0004 +#define DEBUG_PRIMS 0x0008 +#define DEBUG_VERTS 0x0010 +#define DEBUG_FALLBACKS 0x0020 +#define DEBUG_VFMT 0x0040 +#define DEBUG_CODEGEN 0x0080 +#define DEBUG_VERBOSE 0x0100 +#define DEBUG_DRI 0x0200 +#define DEBUG_DMA 0x0400 +#define DEBUG_SANITY 0x0800 +#define DEBUG_SYNC 0x1000 +#define DEBUG_PIXEL 0x2000 +#define DEBUG_MEMORY 0x4000 + +#endif /* __RADEON_CONTEXT_H__ */ |