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#ifndef SNA_RENDER_H

#define SNA_RENDER_H

#include "compiler.h"

#include 

#include 

#define GRADIENT_CACHE_SIZE 16

#define GXinvalid 0xff

#define HW_BIT_BLIT         (1<<0)      /* BGRX blitter             */

#define HW_TEX_BLIT         (1<<1)      /* stretch blit             */

#define HW_VID_BLIT         (1<<2)      /* planar and packed video  */

struct sna;

struct sna_glyph;

struct sna_video;

struct sna_video_frame;

struct brw_compile;

struct sna_composite_rectangles {

	struct sna_coordinate {

		int16_t x, y;

	} src, mask, dst;

	int16_t width, height;

};

struct sna_composite_op {

    fastcall void (*blt)(struct sna *sna, const struct sna_composite_op *op,

                 const struct sna_composite_rectangles *r);

    fastcall void (*box)(struct sna *sna,

                 const struct sna_composite_op *op,

                 const BoxRec *box);

    void (*boxes)(struct sna *sna, const struct sna_composite_op *op,

              const BoxRec *box, int nbox);

    void (*done)(struct sna *sna, const struct sna_composite_op *op);

    struct sna_damage **damage;

    uint32_t op;

    struct {

		PixmapPtr pixmap;

        CARD32    format;

        struct kgem_bo *bo;

        int16_t   x, y;

        uint16_t  width, height;

    } dst;

    struct sna_composite_channel {

        struct kgem_bo *bo;

        PictTransform *transform;

        uint16_t width;

        uint16_t height;

        uint32_t pict_format;

        uint32_t card_format;

        uint32_t filter;

        uint32_t repeat;

        uint32_t is_affine : 1;

        uint32_t is_solid : 1;

        uint32_t is_linear : 1;

        uint32_t is_opaque : 1;

        uint32_t alpha_fixup : 1;

        uint32_t rb_reversed : 1;

        int16_t offset[2];

        float scale[2];

//        pixman_transform_t embedded_transform;

        union {

            struct {

				float dx, dy, offset;

			} linear;

			struct {

                uint32_t pixel;

            } gen2;

            struct gen3_shader_channel {

                int type;

                uint32_t mode;

                uint32_t constants;

            } gen3;

        } u;

    } src, mask;

    uint32_t is_affine : 1;

    uint32_t has_component_alpha : 1;

    uint32_t need_magic_ca_pass : 1;

    uint32_t rb_reversed : 1;

    int16_t floats_per_vertex;

    int16_t floats_per_rect;

    fastcall void (*prim_emit)(struct sna *sna,

                   const struct sna_composite_op *op,

                   const struct sna_composite_rectangles *r);

    struct sna_composite_redirect {

        struct kgem_bo *real_bo;

        struct sna_damage **real_damage, *damage;

        BoxRec box;

    } redirect;

    union {

        struct sna_blt_state {

			PixmapPtr src_pixmap;

            int16_t sx, sy;

            uint32_t inplace :1;

            uint32_t overwrites:1;

            uint32_t bpp : 6;

            uint32_t cmd;

            uint32_t br13;

            uint32_t pitch[2];

            uint32_t pixel;

            struct kgem_bo *bo[2];

        } blt;

        struct {

            float constants[8];

            uint32_t num_constants;

        } gen3;

        struct {

            int wm_kernel;

            int ve_id;

        } gen4;

        struct {

			int16_t wm_kernel;

			int16_t ve_id;

        } gen5;

        struct {

			uint32_t flags;

        } gen6;

        struct {

			uint32_t flags;

        } gen7;

	} u;

        void *priv;

};

struct sna_copy_op {

	struct sna_composite_op base;

	void (*blt)(struct sna *sna, const struct sna_copy_op *op,

		    int16_t sx, int16_t sy,

		    int16_t w, int16_t h,

		    int16_t dx, int16_t dy);

	void (*done)(struct sna *sna, const struct sna_copy_op *op);

};

struct sna_render {

	int active;

	int caps;

	int max_3d_size;

	int max_3d_pitch;

	unsigned prefer_gpu;

#define PREFER_GPU_BLT 0x1

#define PREFER_GPU_RENDER 0x2

#define PREFER_GPU_SPANS 0x4

	bool (*composite)(struct sna *sna, uint8_t op,

			  PicturePtr dst, PicturePtr src, PicturePtr mask,

			  int16_t src_x, int16_t src_y,

			  int16_t msk_x, int16_t msk_y,

			  int16_t dst_x, int16_t dst_y,

			  int16_t w, int16_t h,

			  struct sna_composite_op *tmp);

#if 0

	bool (*check_composite_spans)(struct sna *sna, uint8_t op,

				      PicturePtr dst, PicturePtr src,

				      int16_t w, int16_t h, unsigned flags);

	bool (*composite_spans)(struct sna *sna, uint8_t op,

				PicturePtr dst, PicturePtr src,

				int16_t src_x, int16_t src_y,

				int16_t dst_x, int16_t dst_y,

				int16_t w, int16_t h,

				unsigned flags,

				struct sna_composite_spans_op *tmp);

#define COMPOSITE_SPANS_RECTILINEAR 0x1

#define COMPOSITE_SPANS_INPLACE_HINT 0x2

	bool (*video)(struct sna *sna,

		      struct sna_video *video,

		      struct sna_video_frame *frame,

		      RegionPtr dstRegion,

		      short src_w, short src_h,

		      short drw_w, short drw_h,

		      short dx, short dy,

		      PixmapPtr pixmap);

	bool (*fill_boxes)(struct sna *sna,

			   CARD8 op,

			   PictFormat format,

			   const xRenderColor *color,

			   PixmapPtr dst, struct kgem_bo *dst_bo,

			   const BoxRec *box, int n);

	bool (*fill)(struct sna *sna, uint8_t alu,

		     PixmapPtr dst, struct kgem_bo *dst_bo,

		     uint32_t color,

		     struct sna_fill_op *tmp);

	bool (*fill_one)(struct sna *sna, PixmapPtr dst, struct kgem_bo *dst_bo,

			 uint32_t color,

			 int16_t x1, int16_t y1, int16_t x2, int16_t y2,

			 uint8_t alu);

	bool (*clear)(struct sna *sna, PixmapPtr dst, struct kgem_bo *dst_bo);

	bool (*copy_boxes)(struct sna *sna, uint8_t alu,

			   PixmapPtr src, struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,

			   PixmapPtr dst, struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,

			   const BoxRec *box, int n, unsigned flags);

#define COPY_LAST 0x1

#define COPY_SYNC 0x2

#endif

    bool (*blit_tex)(struct sna *sna,

              uint8_t op, bool scale,

              PixmapPtr src, struct kgem_bo *src_bo,

              PixmapPtr mask,struct kgem_bo *mask_bo,

              PixmapPtr dst, struct kgem_bo *dst_bo,

              int32_t src_x, int32_t src_y,

              int32_t msk_x, int32_t msk_y,

              int32_t dst_x, int32_t dst_y,

              int32_t width, int32_t height,

              struct sna_composite_op *tmp);

	bool (*copy)(struct sna *sna, uint8_t alu,

		     PixmapPtr src, struct kgem_bo *src_bo,

		     PixmapPtr dst, struct kgem_bo *dst_bo,

		     struct sna_copy_op *op);

	void (*flush)(struct sna *sna);

	void (*reset)(struct sna *sna);

	void (*fini)(struct sna *sna);

#if 0

	struct sna_alpha_cache {

		struct kgem_bo *cache_bo;

		struct kgem_bo *bo[256+7];

	} alpha_cache;

    struct sna_solid_cache {

         struct kgem_bo *cache_bo;

         struct kgem_bo *bo[1024];

		uint32_t color[1025];

         int last;

         int size;

         int dirty;

    } solid_cache;

	struct {

		struct sna_gradient_cache {

			struct kgem_bo *bo;

			int nstops;

			PictGradientStop *stops;

		} cache[GRADIENT_CACHE_SIZE];

		int size;

	} gradient_cache;

	struct sna_glyph_cache{

		PicturePtr picture;

		struct sna_glyph **glyphs;

		uint16_t count;

		uint16_t evict;

	} glyph[2];

	pixman_image_t *white_image;

	PicturePtr white_picture;

#if HAS_PIXMAN_GLYPHS

	pixman_glyph_cache_t *glyph_cache;

#endif

#endif

	uint16_t vb_id;

	uint16_t vertex_offset;

	uint16_t vertex_start;

	uint16_t vertex_index;

	uint16_t vertex_used;

	uint16_t vertex_size;

	uint16_t vertex_reloc[16];

	int nvertex_reloc;

    struct kgem_bo *vbo;

	float *vertices;

	float vertex_data[1024];

};

struct gen2_render_state {

	uint32_t target;

	bool need_invariant;

	uint32_t logic_op_enabled;

	uint32_t ls1, ls2, vft;

	uint32_t diffuse;

	uint32_t specular;

};

struct gen3_render_state {

	uint32_t current_dst;

	bool need_invariant;

	uint32_t tex_count;

	uint32_t last_drawrect_limit;

	uint32_t last_target;

	uint32_t last_blend;

	uint32_t last_constants;

	uint32_t last_sampler;

	uint32_t last_shader;

	uint32_t last_diffuse;

	uint32_t last_specular;

	uint16_t last_vertex_offset;

	uint16_t floats_per_vertex;

	uint16_t last_floats_per_vertex;

	uint32_t tex_map[4];

	uint32_t tex_handle[2];

	uint32_t tex_delta[2];

};

struct gen4_render_state {

	struct kgem_bo *general_bo;

	uint32_t vs;

	uint32_t sf;

	uint32_t wm;

	uint32_t cc;

	int ve_id;

	uint32_t drawrect_offset;

	uint32_t drawrect_limit;

	uint32_t last_pipelined_pointers;

	uint16_t last_primitive;

	int16_t floats_per_vertex;

	uint16_t surface_table;

	bool needs_invariant;

	bool needs_urb;

};

struct gen5_render_state {

	struct kgem_bo *general_bo;

	uint32_t vs;

	uint32_t sf[2];

	uint32_t wm;

	uint32_t cc;

	int ve_id;

	uint32_t drawrect_offset;

	uint32_t drawrect_limit;

	uint16_t last_primitive;

	int16_t floats_per_vertex;

	uint16_t surface_table;

	uint16_t last_pipelined_pointers;

	bool needs_invariant;

};

enum {

	GEN6_WM_KERNEL_NOMASK = 0,

	GEN6_WM_KERNEL_NOMASK_P,

    GEN6_WM_KERNEL_MASK,

	GEN6_WM_KERNEL_MASK_P,

	GEN6_WM_KERNEL_MASKCA,

	GEN6_WM_KERNEL_MASKCA_P,

	GEN6_WM_KERNEL_MASKSA,

	GEN6_WM_KERNEL_MASKSA_P,

	GEN6_WM_KERNEL_OPACITY,

	GEN6_WM_KERNEL_OPACITY_P,

	GEN6_WM_KERNEL_VIDEO_PLANAR,

	GEN6_WM_KERNEL_VIDEO_PACKED,

    GEN6_KERNEL_COUNT

};

struct gen6_render_state {

	const struct gt_info *info;

    struct kgem_bo *general_bo;

	uint32_t vs_state;

	uint32_t sf_state;

	uint32_t sf_mask_state;

	uint32_t wm_state;

	uint32_t wm_kernel[GEN6_KERNEL_COUNT][3];

	uint32_t cc_blend;

	uint32_t drawrect_offset;

	uint32_t drawrect_limit;

	uint32_t blend;

	uint32_t samplers;

	uint32_t kernel;

	uint16_t num_sf_outputs;

	uint16_t ve_id;

	uint16_t last_primitive;

	int16_t floats_per_vertex;

	uint16_t surface_table;

	bool needs_invariant;

	bool first_state_packet;

};

enum {

	GEN7_WM_KERNEL_NOMASK = 0,

	GEN7_WM_KERNEL_NOMASK_P,

	GEN7_WM_KERNEL_MASK,

	GEN7_WM_KERNEL_MASK_P,

	GEN7_WM_KERNEL_MASKCA,

	GEN7_WM_KERNEL_MASKCA_P,

	GEN7_WM_KERNEL_MASKSA,

	GEN7_WM_KERNEL_MASKSA_P,

	GEN7_WM_KERNEL_OPACITY,

	GEN7_WM_KERNEL_OPACITY_P,

	GEN7_WM_KERNEL_VIDEO_PLANAR,

	GEN7_WM_KERNEL_VIDEO_PACKED,

	GEN7_WM_KERNEL_COUNT

};

struct gen7_render_state {

	const struct gt_info *info;

	struct kgem_bo *general_bo;

	uint32_t vs_state;

	uint32_t sf_state;

	uint32_t sf_mask_state;

	uint32_t wm_state;

	uint32_t wm_kernel[GEN7_WM_KERNEL_COUNT][3];

	uint32_t cc_blend;

	uint32_t drawrect_offset;

	uint32_t drawrect_limit;

	uint32_t blend;

	uint32_t samplers;

	uint32_t kernel;

	uint16_t num_sf_outputs;

	uint16_t ve_id;

	uint16_t last_primitive;

	int16_t floats_per_vertex;

	uint16_t surface_table;

	bool needs_invariant;

	bool emit_flush;

};

struct sna_static_stream {

	uint32_t size, used;

	uint8_t *data;

};

int sna_static_stream_init(struct sna_static_stream *stream);

uint32_t sna_static_stream_add(struct sna_static_stream *stream,

			       const void *data, uint32_t len, uint32_t align);

void *sna_static_stream_map(struct sna_static_stream *stream,

			    uint32_t len, uint32_t align);

uint32_t sna_static_stream_offsetof(struct sna_static_stream *stream,

				    void *ptr);

unsigned sna_static_stream_compile_sf(struct sna *sna,

				      struct sna_static_stream *stream,

				      bool (*compile)(struct brw_compile *));

unsigned sna_static_stream_compile_wm(struct sna *sna,

				      struct sna_static_stream *stream,

				      bool (*compile)(struct brw_compile *, int),

				      int width);

struct kgem_bo *sna_static_stream_fini(struct sna *sna,

				       struct sna_static_stream *stream);

struct kgem_bo *

sna_render_get_solid(struct sna *sna,

		     uint32_t color);

void

sna_render_flush_solid(struct sna *sna);

uint32_t sna_rgba_for_color(uint32_t color, int depth);

uint32_t sna_rgba_to_color(uint32_t rgba, uint32_t format);

bool sna_get_rgba_from_pixel(uint32_t pixel,

			     uint16_t *red,

			     uint16_t *green,

			     uint16_t *blue,

			     uint16_t *alpha,

			     uint32_t format);

bool sna_picture_is_solid(PicturePtr picture, uint32_t *color);

void no_render_init(struct sna *sna);

bool gen2_render_init(struct sna *sna);

bool gen3_render_init(struct sna *sna);

bool gen4_render_init(struct sna *sna);

bool gen5_render_init(struct sna *sna);

bool gen6_render_init(struct sna *sna);

bool gen7_render_init(struct sna *sna);

#if 0

bool sna_tiling_composite(uint32_t op,

			  PicturePtr src,

			  PicturePtr mask,

			  PicturePtr dst,

			  int16_t src_x, int16_t src_y,

			  int16_t mask_x, int16_t mask_y,

			  int16_t dst_x, int16_t dst_y,

			  int16_t width, int16_t height,

			  struct sna_composite_op *tmp);

bool sna_tiling_fill_boxes(struct sna *sna,

			   CARD8 op,

			   PictFormat format,

			   const xRenderColor *color,

			   PixmapPtr dst, struct kgem_bo *dst_bo,

			   const BoxRec *box, int n);

bool sna_tiling_copy_boxes(struct sna *sna, uint8_t alu,

			   PixmapPtr src, struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,

			   PixmapPtr dst, struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,

			   const BoxRec *box, int n);

bool sna_tiling_blt_copy_boxes(struct sna *sna, uint8_t alu,

			       struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,

			       struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,

			       int bpp, const BoxRec *box, int nbox);

bool sna_blt_composite(struct sna *sna,

		       uint32_t op,

		       PicturePtr src,

		       PicturePtr dst,

		       int16_t src_x, int16_t src_y,

		       int16_t dst_x, int16_t dst_y,

		       int16_t width, int16_t height,

		       struct sna_composite_op *tmp,

		       bool fallback);

bool sna_blt_composite__convert(struct sna *sna,

				int x, int y,

				int width, int height,

		       struct sna_composite_op *tmp);

bool sna_blt_fill(struct sna *sna, uint8_t alu,

		  struct kgem_bo *bo,

		  int bpp,

		  uint32_t pixel,

		  struct sna_fill_op *fill);

bool sna_blt_copy(struct sna *sna, uint8_t alu,

		  struct kgem_bo *src,

		  struct kgem_bo *dst,

		  int bpp,

		  struct sna_copy_op *copy);

bool sna_blt_fill_boxes(struct sna *sna, uint8_t alu,

			struct kgem_bo *bo,

			int bpp,

			uint32_t pixel,

			const BoxRec *box, int n);

bool sna_blt_copy_boxes(struct sna *sna, uint8_t alu,

			struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,

			struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,

			int bpp,

			const BoxRec *box, int n);

bool sna_blt_copy_boxes_fallback(struct sna *sna, uint8_t alu,

				 PixmapPtr src, struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,

				 PixmapPtr dst, struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,

				 const BoxRec *box, int nbox);

bool _sna_get_pixel_from_rgba(uint32_t *pixel,

			     uint16_t red,

			     uint16_t green,

			     uint16_t blue,

			     uint16_t alpha,

			     uint32_t format);

static inline bool

sna_get_pixel_from_rgba(uint32_t * pixel,

			uint16_t red,

			uint16_t green,

			uint16_t blue,

			uint16_t alpha,

			uint32_t format)

{

	switch (format) {

	case PICT_x8r8g8b8:

		alpha = 0xffff;

		/* fall through to re-use a8r8g8b8 expansion */

	case PICT_a8r8g8b8:

		*pixel = ((alpha >> 8 << 24) |

			  (red >> 8 << 16) |

			  (green & 0xff00) |

			  (blue >> 8));

		return TRUE;

	case PICT_a8:

		*pixel = alpha >> 8;

		return TRUE;

	}

	return _sna_get_pixel_from_rgba(pixel, red, green, blue, alpha, format);

}

struct kgem_bo *

__sna_render_pixmap_bo(struct sna *sna,

		       PixmapPtr pixmap,

		       const BoxRec *box,

		       bool blt);

int

sna_render_pixmap_bo(struct sna *sna,

		     struct sna_composite_channel *channel,

		     PixmapPtr pixmap,

		     int16_t x, int16_t y,

		     int16_t w, int16_t h,

		     int16_t dst_x, int16_t dst_y);

bool

sna_render_pixmap_partial(struct sna *sna,

			  PixmapPtr pixmap,

			  struct kgem_bo *bo,

			  struct sna_composite_channel *channel,

			  int16_t x, int16_t y,

			  int16_t w, int16_t h);

int

sna_render_picture_extract(struct sna *sna,

			   PicturePtr picture,

			   struct sna_composite_channel *channel,

			   int16_t x, int16_t y,

			   int16_t w, int16_t h,

			   int16_t dst_x, int16_t dst_y);

int

sna_render_picture_approximate_gradient(struct sna *sna,

					PicturePtr picture,

					struct sna_composite_channel *channel,

					int16_t x, int16_t y,

					int16_t w, int16_t h,

					int16_t dst_x, int16_t dst_y);

int

sna_render_picture_fixup(struct sna *sna,

			 PicturePtr picture,

			 struct sna_composite_channel *channel,

			 int16_t x, int16_t y,

			 int16_t w, int16_t h,

			 int16_t dst_x, int16_t dst_y);

int

sna_render_picture_convert(struct sna *sna,

			   PicturePtr picture,

			   struct sna_composite_channel *channel,

			   PixmapPtr pixmap,

			   int16_t x, int16_t y,

			   int16_t w, int16_t h,

			   int16_t dst_x, int16_t dst_y,

			   bool fixup_alpha);

inline static void sna_render_composite_redirect_init(struct sna_composite_op *op)

{

	struct sna_composite_redirect *t = &op->redirect;

	t->real_bo = NULL;

	t->damage = NULL;

}

bool

sna_render_composite_redirect(struct sna *sna,

			      struct sna_composite_op *op,

			      int x, int y, int width, int height);

void

sna_render_composite_redirect_done(struct sna *sna,

				   const struct sna_composite_op *op);

bool

sna_composite_mask_is_opaque(PicturePtr mask);

#endif

void sna_vertex_init(struct sna *sna);

static inline void sna_vertex_lock(struct sna_render *r)

{

//	pthread_mutex_lock(&r->lock);

}

static inline void sna_vertex_acquire__locked(struct sna_render *r)

{

	r->active++;

}

static inline void sna_vertex_unlock(struct sna_render *r)

{

//	pthread_mutex_unlock(&r->lock);

}

static inline void sna_vertex_release__locked(struct sna_render *r)

{

	assert(r->active > 0);

	--r->active;

//	if (--r->active == 0)

//		pthread_cond_signal(&r->wait);

}

static inline bool sna_vertex_wait__locked(struct sna_render *r)

{

	bool was_active = r->active;

//	while (r->active)

//		pthread_cond_wait(&r->wait, &r->lock);

	return was_active;

}

#endif /* SNA_RENDER_H */