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#ifndef SNA_RENDER_H

#define SNA_RENDER_H

typedef int Bool;

#define GRADIENT_CACHE_SIZE 16

struct sna;

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 {

        bitmap_t *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 {

                uint32_t pixel;

                float linear_dx;

                float linear_dy;

                float linear_offset;

            } 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 {

            bitmap_t *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 {

            int wm_kernel;

            int ve_id;

        } gen5;

        struct {

            int wm_kernel;

            int nr_surfaces;

            int nr_inputs;

            int ve_id;

        } gen6;

        struct {

            int wm_kernel;

            int nr_surfaces;

            int nr_inputs;

            int ve_id;

        } gen7;

        void *priv;

    } u;

};

struct sna_render {

	int max_3d_size;

	int max_3d_pitch;

/*

	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);

	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

	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,

		      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, bitmap_t *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);

*/

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

             bitmap_t *src, struct kgem_bo *src_bo,

             bitmap_t *dst, struct kgem_bo *dst_bo,

             int dst_x, int dst_y, int src_x, int src_y,

             int w, int h);

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

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

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

//   struct sna_alpha_cache {

//       struct kgem_bo *cache_bo;

//       struct kgem_bo *bo[256];

//   } alpha_cache;

    struct sna_solid_cache {

         struct kgem_bo *cache_bo;

         uint32_t color[1024];

         struct kgem_bo *bo[1024];

         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];

	uint16_t vertex_start;

	uint16_t vertex_index;

	uint16_t vertex_used;

	uint16_t vertex_size;

	uint16_t vertex_reloc[8];

    struct kgem_bo *vbo;

	float *vertices;

	float vertex_data[1024];

};

enum {

	GEN6_WM_KERNEL_NOMASK = 0,

	GEN6_WM_KERNEL_NOMASK_PROJECTIVE,

    GEN6_KERNEL_COUNT

};

struct gen6_render_state {

    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];

	uint32_t cc_vp;

	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 vb_id;

	uint16_t ve_id;

	uint16_t vertex_offset;

	uint16_t last_primitive;

	int16_t floats_per_vertex;

	uint16_t surface_table;

	Bool needs_invariant;

};

enum {

	GEN7_WM_KERNEL_NOMASK = 0,

	GEN7_WM_KERNEL_NOMASK_PROJECTIVE,

	GEN7_WM_KERNEL_MASK,

	GEN7_WM_KERNEL_MASK_PROJECTIVE,

	GEN7_WM_KERNEL_MASKCA,

	GEN7_WM_KERNEL_MASKCA_PROJECTIVE,

	GEN7_WM_KERNEL_MASKCA_SRCALPHA,

	GEN7_WM_KERNEL_MASKCA_SRCALPHA_PROJECTIVE,

	GEN7_WM_KERNEL_VIDEO_PLANAR,

	GEN7_WM_KERNEL_VIDEO_PACKED,

	GEN7_KERNEL_COUNT

};

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);

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);

struct kgem_bo *

sna_render_get_gradient(struct sna *sna,

			PictGradient *pattern);

uint32_t sna_rgba_for_color(uint32_t color, int depth);

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);

/*

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 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;

	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);

}

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_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);

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 /* SNA_RENDER_H */