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Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_context.h')
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_context.h211
1 files changed, 211 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_context.h b/src/mesa/drivers/dri/nouveau/nouveau_context.h
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index 0000000000..d7730bd796
--- /dev/null
+++ b/src/mesa/drivers/dri/nouveau/nouveau_context.h
@@ -0,0 +1,211 @@
+/**************************************************************************
+
+Copyright 2006 Stephane Marchesin
+All Rights Reserved.
+
+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
+on the rights to use, copy, modify, merge, publish, distribute, sub
+license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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.
+
+**************************************************************************/
+
+
+
+#ifndef __NOUVEAU_CONTEXT_H__
+#define __NOUVEAU_CONTEXT_H__
+
+#include "dri_util.h"
+#include "drm.h"
+#include "nouveau_drm.h"
+
+#include "mtypes.h"
+#include "tnl/t_vertex.h"
+
+#include "nouveau_screen.h"
+#include "nouveau_state_cache.h"
+#include "nouveau_buffers.h"
+#include "nouveau_shader.h"
+
+#include "xmlconfig.h"
+
+typedef struct nouveau_fifo_t{
+ u_int32_t* buffer;
+ u_int32_t* mmio;
+ u_int32_t put_base;
+ u_int32_t current;
+ u_int32_t put;
+ u_int32_t free;
+ u_int32_t max;
+}
+nouveau_fifo;
+
+#define TAG(x) nouveau##x
+#include "tnl_dd/t_dd_vertex.h"
+#undef TAG
+
+/* Subpixel offsets for window coordinates (triangles): */
+#define SUBPIXEL_X (0.0F)
+#define SUBPIXEL_Y (0.125F)
+
+struct nouveau_context;
+
+typedef void (*nouveau_tri_func)( struct nouveau_context*,
+ nouveauVertex *,
+ nouveauVertex *,
+ nouveauVertex * );
+
+typedef void (*nouveau_line_func)( struct nouveau_context*,
+ nouveauVertex *,
+ nouveauVertex * );
+
+typedef void (*nouveau_point_func)( struct nouveau_context*,
+ nouveauVertex * );
+
+typedef struct nouveau_hw_func_t {
+ /* Initialise any card-specific non-GL related state */
+ GLboolean (*InitCard)(struct nouveau_context *);
+ /* Update buffer offset/pitch/format */
+ GLboolean (*BindBuffers)(struct nouveau_context *, int num_color,
+ nouveau_renderbuffer **color,
+ nouveau_renderbuffer *depth);
+ /* Update anything that depends on the window position/size */
+ void (*WindowMoved)(struct nouveau_context *);
+} nouveau_hw_func;
+
+typedef struct nouveau_context {
+ /* Mesa context */
+ GLcontext *glCtx;
+
+ /* The per-context fifo */
+ nouveau_fifo fifo;
+
+ /* The read-only regs */
+ volatile unsigned char* mmio;
+
+ /* Physical addresses of AGP/VRAM apertures */
+ uint64_t vram_phys;
+ uint64_t agp_phys;
+
+ /* Additional hw-specific functions */
+ nouveau_hw_func hw_func;
+
+ /* FIXME : do we want to put all state into a separate struct ? */
+ /* State for tris */
+ GLuint color_offset;
+ GLuint specular_offset;
+
+ /* Vertex state */
+ GLuint vertex_size;
+ GLubyte *verts;
+ struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX];
+ GLuint vertex_attr_count;
+
+ /* Depth/stencil clear state */
+ uint32_t clear_value;
+
+ /* Light state */
+ GLboolean lighting_enabled;
+ uint32_t enabled_lights;
+
+ /* Cached state */
+ nouveau_state_cache state_cache;
+
+ /* The drawing fallbacks */
+ GLuint Fallback;
+ nouveau_tri_func draw_tri;
+ nouveau_line_func draw_line;
+ nouveau_point_func draw_point;
+
+ /* Cliprects information */
+ GLuint numClipRects;
+ drm_clip_rect_t *pClipRects;
+
+ /* The rendering context information */
+ GLenum current_primitive; /* the current primitive enum */
+ DECLARE_RENDERINPUTS(render_inputs_bitset); /* the current render inputs */
+
+ /* Shader state */
+ nvsFunc VPfunc;
+ nvsFunc FPfunc;
+ nouveauShader *current_fragprog;
+ nouveauShader *current_vertprog;
+ nouveauShader *passthrough_vp;
+
+ nouveauScreenRec *screen;
+ drm_nouveau_sarea_t *sarea;
+
+ __DRIcontextPrivate *driContext; /* DRI context */
+ __DRIscreenPrivate *driScreen; /* DRI screen */
+ __DRIdrawablePrivate *driDrawable; /* DRI drawable bound to this ctx */
+ GLint lastStamp;
+
+ drm_context_t hHWContext;
+ drm_hw_lock_t *driHwLock;
+ int driFd;
+
+ /* Configuration cache */
+ driOptionCache optionCache;
+
+ /* vblank stuff */
+ uint32_t vblank_flags;
+ uint32_t vblank_seq;
+
+ GLuint new_state;
+ GLuint new_render_state;
+ GLuint render_index;
+ GLmatrix viewport;
+ GLfloat depth_scale;
+
+}nouveauContextRec, *nouveauContextPtr;
+
+
+#define NOUVEAU_CONTEXT(ctx) ((nouveauContextPtr)(ctx->DriverCtx))
+
+/* Flags for software fallback cases: */
+#define NOUVEAU_FALLBACK_TEXTURE 0x0001
+#define NOUVEAU_FALLBACK_DRAW_BUFFER 0x0002
+#define NOUVEAU_FALLBACK_READ_BUFFER 0x0004
+#define NOUVEAU_FALLBACK_STENCIL 0x0008
+#define NOUVEAU_FALLBACK_RENDER_MODE 0x0010
+#define NOUVEAU_FALLBACK_LOGICOP 0x0020
+#define NOUVEAU_FALLBACK_SEP_SPECULAR 0x0040
+#define NOUVEAU_FALLBACK_BLEND_EQ 0x0080
+#define NOUVEAU_FALLBACK_BLEND_FUNC 0x0100
+#define NOUVEAU_FALLBACK_PROJTEX 0x0200
+#define NOUVEAU_FALLBACK_DISABLE 0x0400
+
+
+extern GLboolean nouveauCreateContext( const __GLcontextModes *glVisual,
+ __DRIcontextPrivate *driContextPriv,
+ void *sharedContextPrivate );
+
+extern void nouveauDestroyContext( __DRIcontextPrivate * );
+
+extern GLboolean nouveauMakeCurrent( __DRIcontextPrivate *driContextPriv,
+ __DRIdrawablePrivate *driDrawPriv,
+ __DRIdrawablePrivate *driReadPriv );
+
+extern GLboolean nouveauUnbindContext( __DRIcontextPrivate *driContextPriv );
+
+extern void nouveauSwapBuffers(__DRIdrawablePrivate *dPriv);
+
+extern void nouveauCopySubBuffer(__DRIdrawablePrivate *dPriv,
+ int x, int y, int w, int h);
+
+#endif /* __NOUVEAU_CONTEXT_H__ */
+