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Regard whitespace Rev 3930 → Rev 3931

/programs/develop/libraries/pixman/pixman-private.h
1,7 → 1,26
#include <float.h>
 
#ifndef PIXMAN_PRIVATE_H
#define PIXMAN_PRIVATE_H
 
/*
* The defines which are shared between C and assembly code
*/
 
/* bilinear interpolation precision (must be <= 8) */
#define BILINEAR_INTERPOLATION_BITS 7
#define BILINEAR_INTERPOLATION_RANGE (1 << BILINEAR_INTERPOLATION_BITS)
 
/*
* C specific part
*/
 
#ifndef __ASSEMBLER__
 
#ifndef PACKAGE
# error config.h must be included before pixman-private.h
#endif
 
#define PIXMAN_DISABLE_DEPRECATED
#define PIXMAN_USE_INTERNAL_API
 
10,6 → 29,7
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stddef.h>
 
#include "pixman-compiler.h"
 
17,7 → 37,6
* Images
*/
typedef struct image_common image_common_t;
typedef struct source_image source_image_t;
typedef struct solid_fill solid_fill_t;
typedef struct gradient gradient_t;
typedef struct linear_gradient linear_gradient_t;
28,6 → 47,16
typedef struct bits_image bits_image_t;
typedef struct circle circle_t;
 
typedef struct argb_t argb_t;
 
struct argb_t
{
float a;
float r;
float g;
float b;
};
 
typedef void (*fetch_scanline_t) (pixman_image_t *image,
int x,
int y,
39,7 → 68,7
int x,
int y);
 
typedef uint64_t (*fetch_pixel_64_t) (bits_image_t *image,
typedef argb_t (*fetch_pixel_float_t) (bits_image_t *image,
int x,
int y);
 
58,17 → 87,6
SOLID
} image_type_t;
 
typedef enum
{
SOURCE_IMAGE_CLASS_UNKNOWN,
SOURCE_IMAGE_CLASS_HORIZONTAL,
} source_image_class_t;
 
typedef source_image_class_t (*classify_func_t) (pixman_image_t *image,
int x,
int y,
int width,
int height);
typedef void (*property_changed_func_t) (pixman_image_t *image);
 
struct image_common
93,10 → 111,7
int alpha_origin_x;
int alpha_origin_y;
pixman_bool_t component_alpha;
classify_func_t classify;
property_changed_func_t property_changed;
fetch_scanline_t get_scanline_32;
fetch_scanline_t get_scanline_64;
 
pixman_image_destroy_func_t destroy_func;
void * destroy_data;
105,26 → 120,20
pixman_format_code_t extended_format_code;
};
 
struct source_image
struct solid_fill
{
image_common_t common;
};
 
struct solid_fill
{
source_image_t common;
pixman_color_t color;
 
uint32_t color_32;
uint64_t color_64;
argb_t color_float;
};
 
struct gradient
{
source_image_t common;
image_common_t common;
int n_stops;
pixman_gradient_stop_t *stops;
int stop_range;
};
 
struct linear_gradient
176,9 → 185,9
fetch_pixel_32_t fetch_pixel_32;
store_scanline_t store_scanline_32;
 
fetch_scanline_t fetch_scanline_64;
fetch_pixel_64_t fetch_pixel_64;
store_scanline_t store_scanline_64;
fetch_scanline_t fetch_scanline_float;
fetch_pixel_float_t fetch_pixel_float;
store_scanline_t store_scanline_float;
 
/* Used for indirect access to the bits */
pixman_read_memory_func_t read_func;
190,7 → 199,6
image_type_t type;
image_common_t common;
bits_image_t bits;
source_image_t source;
gradient_t gradient;
linear_gradient_t linear;
conical_gradient_t conical;
198,59 → 206,86
solid_fill_t solid;
};
 
typedef struct pixman_iter_t pixman_iter_t;
typedef uint32_t *(* pixman_iter_get_scanline_t) (pixman_iter_t *iter, const uint32_t *mask);
typedef void (* pixman_iter_write_back_t) (pixman_iter_t *iter);
 
typedef enum
{
ITER_NARROW = (1 << 0),
 
/* "Localized alpha" is when the alpha channel is used only to compute
* the alpha value of the destination. This means that the computation
* of the RGB values of the result is independent of the alpha value.
*
* For example, the OVER operator has localized alpha for the
* destination, because the RGB values of the result can be computed
* without knowing the destination alpha. Similarly, ADD has localized
* alpha for both source and destination because the RGB values of the
* result can be computed without knowing the alpha value of source or
* destination.
*
* When he destination is xRGB, this is useful knowledge, because then
* we can treat it as if it were ARGB, which means in some cases we can
* avoid copying it to a temporary buffer.
*/
ITER_LOCALIZED_ALPHA = (1 << 1),
ITER_IGNORE_ALPHA = (1 << 2),
ITER_IGNORE_RGB = (1 << 3)
} iter_flags_t;
 
struct pixman_iter_t
{
/* These are initialized by _pixman_implementation_{src,dest}_init */
pixman_image_t * image;
uint32_t * buffer;
int x, y;
int width;
int height;
iter_flags_t iter_flags;
uint32_t image_flags;
 
/* These function pointers are initialized by the implementation */
pixman_iter_get_scanline_t get_scanline;
pixman_iter_write_back_t write_back;
 
/* These fields are scratch data that implementations can use */
void * data;
uint8_t * bits;
int stride;
};
 
void
_pixman_bits_image_setup_accessors (bits_image_t *image);
 
void
_pixman_image_get_scanline_generic_64 (pixman_image_t *image,
int x,
int y,
int width,
uint32_t * buffer,
const uint32_t *mask);
_pixman_bits_image_src_iter_init (pixman_image_t *image, pixman_iter_t *iter);
 
source_image_class_t
_pixman_image_classify (pixman_image_t *image,
int x,
int y,
int width,
int height);
void
_pixman_bits_image_dest_iter_init (pixman_image_t *image, pixman_iter_t *iter);
 
void
_pixman_image_get_scanline_32 (pixman_image_t *image,
int x,
int y,
int width,
uint32_t * buffer,
const uint32_t *mask);
_pixman_linear_gradient_iter_init (pixman_image_t *image, pixman_iter_t *iter);
 
/* Even thought the type of buffer is uint32_t *, the function actually expects
* a uint64_t *buffer.
*/
void
_pixman_image_get_scanline_64 (pixman_image_t *image,
int x,
int y,
int width,
uint32_t * buffer,
const uint32_t *unused);
_pixman_radial_gradient_iter_init (pixman_image_t *image, pixman_iter_t *iter);
 
void
_pixman_image_store_scanline_32 (bits_image_t * image,
int x,
int y,
int width,
const uint32_t *buffer);
_pixman_conical_gradient_iter_init (pixman_image_t *image, pixman_iter_t *iter);
 
/* Even though the type of buffer is uint32_t *, the function
* actually expects a uint64_t *buffer.
*/
void
_pixman_image_store_scanline_64 (bits_image_t * image,
int x,
int y,
_pixman_image_init (pixman_image_t *image);
 
pixman_bool_t
_pixman_bits_image_init (pixman_image_t * image,
pixman_format_code_t format,
int width,
const uint32_t *buffer);
int height,
uint32_t * bits,
int rowstride,
pixman_bool_t clear);
pixman_bool_t
_pixman_image_fini (pixman_image_t *image);
 
pixman_image_t *
_pixman_image_allocate (void);
265,10 → 300,6
void
_pixman_image_validate (pixman_image_t *image);
 
uint32_t
_pixman_image_get_solid (pixman_image_t * image,
pixman_format_code_t format);
 
#define PIXMAN_IMAGE_GET_LINE(image, x, y, type, out_stride, line, mul) \
do \
{ \
288,33 → 319,32
*/
typedef struct
{
uint32_t left_ag;
uint32_t left_rb;
uint32_t right_ag;
uint32_t right_rb;
int32_t left_x;
int32_t right_x;
int32_t stepper;
float a_s, a_b;
float r_s, r_b;
float g_s, g_b;
float b_s, b_b;
pixman_fixed_t left_x;
pixman_fixed_t right_x;
 
pixman_gradient_stop_t *stops;
int num_stops;
unsigned int spread;
pixman_repeat_t repeat;
 
int need_reset;
pixman_bool_t need_reset;
} pixman_gradient_walker_t;
 
void
_pixman_gradient_walker_init (pixman_gradient_walker_t *walker,
gradient_t * gradient,
unsigned int spread);
pixman_repeat_t repeat);
 
void
_pixman_gradient_walker_reset (pixman_gradient_walker_t *walker,
pixman_fixed_32_32_t pos);
pixman_fixed_48_16_t pos);
 
uint32_t
_pixman_gradient_walker_pixel (pixman_gradient_walker_t *walker,
pixman_fixed_32_32_t x);
pixman_fixed_48_16_t x);
 
/*
* Edges
352,6 → 382,40
*/
typedef struct pixman_implementation_t pixman_implementation_t;
 
typedef struct
{
pixman_op_t op;
pixman_image_t * src_image;
pixman_image_t * mask_image;
pixman_image_t * dest_image;
int32_t src_x;
int32_t src_y;
int32_t mask_x;
int32_t mask_y;
int32_t dest_x;
int32_t dest_y;
int32_t width;
int32_t height;
 
uint32_t src_flags;
uint32_t mask_flags;
uint32_t dest_flags;
} pixman_composite_info_t;
 
#define PIXMAN_COMPOSITE_ARGS(info) \
MAYBE_UNUSED pixman_op_t op = info->op; \
MAYBE_UNUSED pixman_image_t * src_image = info->src_image; \
MAYBE_UNUSED pixman_image_t * mask_image = info->mask_image; \
MAYBE_UNUSED pixman_image_t * dest_image = info->dest_image; \
MAYBE_UNUSED int32_t src_x = info->src_x; \
MAYBE_UNUSED int32_t src_y = info->src_y; \
MAYBE_UNUSED int32_t mask_x = info->mask_x; \
MAYBE_UNUSED int32_t mask_y = info->mask_y; \
MAYBE_UNUSED int32_t dest_x = info->dest_x; \
MAYBE_UNUSED int32_t dest_y = info->dest_y; \
MAYBE_UNUSED int32_t width = info->width; \
MAYBE_UNUSED int32_t height = info->height
 
typedef void (*pixman_combine_32_func_t) (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
359,26 → 423,15
const uint32_t * mask,
int width);
 
typedef void (*pixman_combine_64_func_t) (pixman_implementation_t *imp,
typedef void (*pixman_combine_float_func_t) (pixman_implementation_t *imp,
pixman_op_t op,
uint64_t * dest,
const uint64_t * src,
const uint64_t * mask,
int width);
float * dest,
const float * src,
const float * mask,
int n_pixels);
 
typedef void (*pixman_composite_func_t) (pixman_implementation_t *imp,
pixman_op_t op,
pixman_image_t * src,
pixman_image_t * mask,
pixman_image_t * dest,
int32_t src_x,
int32_t src_y,
int32_t mask_x,
int32_t mask_y,
int32_t dest_x,
int32_t dest_y,
int32_t width,
int32_t height);
pixman_composite_info_t *info);
typedef pixman_bool_t (*pixman_blt_func_t) (pixman_implementation_t *imp,
uint32_t * src_bits,
uint32_t * dst_bits,
388,8 → 441,8
int dst_bpp,
int src_x,
int src_y,
int dst_x,
int dst_y,
int dest_x,
int dest_y,
int width,
int height);
typedef pixman_bool_t (*pixman_fill_func_t) (pixman_implementation_t *imp,
400,10 → 453,12
int y,
int width,
int height,
uint32_t xor);
uint32_t filler);
typedef pixman_bool_t (*pixman_iter_init_func_t) (pixman_implementation_t *imp,
pixman_iter_t *iter);
 
void _pixman_setup_combiner_functions_32 (pixman_implementation_t *imp);
void _pixman_setup_combiner_functions_64 (pixman_implementation_t *imp);
void _pixman_setup_combiner_functions_float (pixman_implementation_t *imp);
 
typedef struct
{
420,50 → 475,46
struct pixman_implementation_t
{
pixman_implementation_t * toplevel;
pixman_implementation_t * delegate;
pixman_implementation_t * fallback;
const pixman_fast_path_t * fast_paths;
 
pixman_blt_func_t blt;
pixman_fill_func_t fill;
pixman_iter_init_func_t src_iter_init;
pixman_iter_init_func_t dest_iter_init;
 
pixman_combine_32_func_t combine_32[PIXMAN_N_OPERATORS];
pixman_combine_32_func_t combine_32_ca[PIXMAN_N_OPERATORS];
pixman_combine_64_func_t combine_64[PIXMAN_N_OPERATORS];
pixman_combine_64_func_t combine_64_ca[PIXMAN_N_OPERATORS];
pixman_combine_float_func_t combine_float[PIXMAN_N_OPERATORS];
pixman_combine_float_func_t combine_float_ca[PIXMAN_N_OPERATORS];
};
 
uint32_t
_pixman_image_get_solid (pixman_implementation_t *imp,
pixman_image_t * image,
pixman_format_code_t format);
 
pixman_implementation_t *
_pixman_implementation_create (pixman_implementation_t *delegate,
_pixman_implementation_create (pixman_implementation_t *fallback,
const pixman_fast_path_t *fast_paths);
 
void
_pixman_implementation_combine_32 (pixman_implementation_t *imp,
_pixman_implementation_lookup_composite (pixman_implementation_t *toplevel,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width);
void
_pixman_implementation_combine_64 (pixman_implementation_t *imp,
pixman_format_code_t src_format,
uint32_t src_flags,
pixman_format_code_t mask_format,
uint32_t mask_flags,
pixman_format_code_t dest_format,
uint32_t dest_flags,
pixman_implementation_t **out_imp,
pixman_composite_func_t *out_func);
 
pixman_combine_32_func_t
_pixman_implementation_lookup_combiner (pixman_implementation_t *imp,
pixman_op_t op,
uint64_t * dest,
const uint64_t * src,
const uint64_t * mask,
int width);
void
_pixman_implementation_combine_32_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width);
void
_pixman_implementation_combine_64_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint64_t * dest,
const uint64_t * src,
const uint64_t * mask,
int width);
pixman_bool_t component_alpha,
pixman_bool_t wide);
 
pixman_bool_t
_pixman_implementation_blt (pixman_implementation_t *imp,
475,8 → 526,8
int dst_bpp,
int src_x,
int src_y,
int dst_x,
int dst_y,
int dest_x,
int dest_y,
int width,
int height);
 
489,48 → 540,112
int y,
int width,
int height,
uint32_t xor);
uint32_t filler);
 
pixman_bool_t
_pixman_implementation_src_iter_init (pixman_implementation_t *imp,
pixman_iter_t *iter,
pixman_image_t *image,
int x,
int y,
int width,
int height,
uint8_t *buffer,
iter_flags_t flags,
uint32_t image_flags);
 
pixman_bool_t
_pixman_implementation_dest_iter_init (pixman_implementation_t *imp,
pixman_iter_t *iter,
pixman_image_t *image,
int x,
int y,
int width,
int height,
uint8_t *buffer,
iter_flags_t flags,
uint32_t image_flags);
 
/* Specific implementations */
pixman_implementation_t *
_pixman_implementation_create_general (void);
 
pixman_implementation_t *
_pixman_implementation_create_fast_path (void);
_pixman_implementation_create_fast_path (pixman_implementation_t *fallback);
 
#ifdef USE_MMX
pixman_implementation_t *
_pixman_implementation_create_mmx (void);
_pixman_implementation_create_noop (pixman_implementation_t *fallback);
 
#if defined USE_X86_MMX || defined USE_ARM_IWMMXT || defined USE_LOONGSON_MMI
pixman_implementation_t *
_pixman_implementation_create_mmx (pixman_implementation_t *fallback);
#endif
 
#ifdef USE_SSE2
pixman_implementation_t *
_pixman_implementation_create_sse2 (void);
_pixman_implementation_create_sse2 (pixman_implementation_t *fallback);
#endif
 
#ifdef USE_ARM_SIMD
pixman_implementation_t *
_pixman_implementation_create_arm_simd (void);
_pixman_implementation_create_arm_simd (pixman_implementation_t *fallback);
#endif
 
#ifdef USE_ARM_NEON
pixman_implementation_t *
_pixman_implementation_create_arm_neon (void);
_pixman_implementation_create_arm_neon (pixman_implementation_t *fallback);
#endif
 
#ifdef USE_MIPS_DSPR2
pixman_implementation_t *
_pixman_implementation_create_mips_dspr2 (pixman_implementation_t *fallback);
#endif
 
#ifdef USE_VMX
pixman_implementation_t *
_pixman_implementation_create_vmx (void);
_pixman_implementation_create_vmx (pixman_implementation_t *fallback);
#endif
 
pixman_bool_t
_pixman_implementation_disabled (const char *name);
 
pixman_implementation_t *
_pixman_x86_get_implementations (pixman_implementation_t *imp);
 
pixman_implementation_t *
_pixman_arm_get_implementations (pixman_implementation_t *imp);
 
pixman_implementation_t *
_pixman_ppc_get_implementations (pixman_implementation_t *imp);
 
pixman_implementation_t *
_pixman_mips_get_implementations (pixman_implementation_t *imp);
 
pixman_implementation_t *
_pixman_choose_implementation (void);
 
pixman_bool_t
_pixman_disabled (const char *name);
 
 
/*
* Utilities
*/
pixman_bool_t
_pixman_compute_composite_region32 (pixman_region32_t * region,
pixman_image_t * src_image,
pixman_image_t * mask_image,
pixman_image_t * dest_image,
int32_t src_x,
int32_t src_y,
int32_t mask_x,
int32_t mask_y,
int32_t dest_x,
int32_t dest_y,
int32_t width,
int32_t height);
uint32_t *
_pixman_iter_get_scanline_noop (pixman_iter_t *iter, const uint32_t *mask);
 
/* These "formats" all have depth 0, so they
* will never clash with any real ones
558,14 → 673,19
#define FAST_PATH_NEAREST_FILTER (1 << 11)
#define FAST_PATH_HAS_TRANSFORM (1 << 12)
#define FAST_PATH_IS_OPAQUE (1 << 13)
#define FAST_PATH_NEEDS_WORKAROUND (1 << 14)
#define FAST_PATH_NO_NORMAL_REPEAT (1 << 14)
#define FAST_PATH_NO_NONE_REPEAT (1 << 15)
#define FAST_PATH_SAMPLES_COVER_CLIP (1 << 16)
#define FAST_PATH_X_UNIT_POSITIVE (1 << 17)
#define FAST_PATH_AFFINE_TRANSFORM (1 << 18)
#define FAST_PATH_Y_UNIT_ZERO (1 << 19)
#define FAST_PATH_BILINEAR_FILTER (1 << 20)
#define FAST_PATH_NO_NORMAL_REPEAT (1 << 21)
#define FAST_PATH_X_UNIT_POSITIVE (1 << 16)
#define FAST_PATH_AFFINE_TRANSFORM (1 << 17)
#define FAST_PATH_Y_UNIT_ZERO (1 << 18)
#define FAST_PATH_BILINEAR_FILTER (1 << 19)
#define FAST_PATH_ROTATE_90_TRANSFORM (1 << 20)
#define FAST_PATH_ROTATE_180_TRANSFORM (1 << 21)
#define FAST_PATH_ROTATE_270_TRANSFORM (1 << 22)
#define FAST_PATH_SAMPLES_COVER_CLIP_NEAREST (1 << 23)
#define FAST_PATH_SAMPLES_COVER_CLIP_BILINEAR (1 << 24)
#define FAST_PATH_BITS_IMAGE (1 << 25)
#define FAST_PATH_SEPARABLE_CONVOLUTION_FILTER (1 << 26)
 
#define FAST_PATH_PAD_REPEAT \
(FAST_PATH_NO_NONE_REPEAT | \
601,7 → 721,7
#define SOURCE_FLAGS(format) \
(FAST_PATH_STANDARD_FLAGS | \
((PIXMAN_ ## format == PIXMAN_solid) ? \
0 : (FAST_PATH_SAMPLES_COVER_CLIP | FAST_PATH_ID_TRANSFORM)))
0 : (FAST_PATH_SAMPLES_COVER_CLIP_NEAREST | FAST_PATH_NEAREST_FILTER | FAST_PATH_ID_TRANSFORM)))
 
#define MASK_FLAGS(format, extra) \
((PIXMAN_ ## format == PIXMAN_null) ? 0 : (SOURCE_FLAGS (format) | extra))
632,6 → 752,24
dest, FAST_PATH_STD_DEST_FLAGS, \
func) }
 
extern pixman_implementation_t *global_implementation;
 
static force_inline pixman_implementation_t *
get_implementation (void)
{
#ifndef TOOLCHAIN_SUPPORTS_ATTRIBUTE_CONSTRUCTOR
if (!global_implementation)
global_implementation = _pixman_choose_implementation ();
#endif
return global_implementation;
}
 
/* This function is exported for the sake of the test suite and not part
* of the ABI.
*/
PIXMAN_EXPORT pixman_implementation_t *
_pixman_internal_only_get_implementation (void);
 
/* Memory allocation helpers */
void *
pixman_malloc_ab (unsigned int n, unsigned int b);
640,24 → 778,26
pixman_malloc_abc (unsigned int a, unsigned int b, unsigned int c);
 
pixman_bool_t
pixman_multiply_overflows_int (unsigned int a, unsigned int b);
_pixman_multiply_overflows_size (size_t a, size_t b);
 
pixman_bool_t
pixman_addition_overflows_int (unsigned int a, unsigned int b);
_pixman_multiply_overflows_int (unsigned int a, unsigned int b);
 
pixman_bool_t
_pixman_addition_overflows_int (unsigned int a, unsigned int b);
 
/* Compositing utilities */
void
pixman_expand (uint64_t * dst,
pixman_expand_to_float (argb_t *dst,
const uint32_t * src,
pixman_format_code_t format,
int width);
 
void
pixman_contract (uint32_t * dst,
const uint64_t *src,
pixman_contract_from_float (uint32_t *dst,
const argb_t *src,
int width);
 
 
/* Region Helpers */
pixman_bool_t
pixman_region32_copy_from_region16 (pixman_region32_t *dst,
667,7 → 807,51
pixman_region16_copy_from_region32 (pixman_region16_t *dst,
pixman_region32_t *src);
 
/* Doubly linked lists */
typedef struct pixman_link_t pixman_link_t;
struct pixman_link_t
{
pixman_link_t *next;
pixman_link_t *prev;
};
 
typedef struct pixman_list_t pixman_list_t;
struct pixman_list_t
{
pixman_link_t *head;
pixman_link_t *tail;
};
 
static force_inline void
pixman_list_init (pixman_list_t *list)
{
list->head = (pixman_link_t *)list;
list->tail = (pixman_link_t *)list;
}
 
static force_inline void
pixman_list_prepend (pixman_list_t *list, pixman_link_t *link)
{
link->next = list->head;
link->prev = (pixman_link_t *)list;
list->head->prev = link;
list->head = link;
}
 
static force_inline void
pixman_list_unlink (pixman_link_t *link)
{
link->prev->next = link->next;
link->next->prev = link->prev;
}
 
static force_inline void
pixman_list_move_to_front (pixman_list_t *list, pixman_link_t *link)
{
pixman_list_unlink (link);
pixman_list_prepend (list, link);
}
 
/* Misc macros */
 
#ifndef FALSE
696,29 → 880,62
 
#define CLIP(v, low, high) ((v) < (low) ? (low) : ((v) > (high) ? (high) : (v)))
 
#define FLOAT_IS_ZERO(f) (-FLT_MIN < (f) && (f) < FLT_MIN)
 
/* Conversion between 8888 and 0565 */
 
#define CONVERT_8888_TO_0565(s) \
((((s) >> 3) & 0x001f) | \
(((s) >> 5) & 0x07e0) | \
(((s) >> 8) & 0xf800))
static force_inline uint16_t
convert_8888_to_0565 (uint32_t s)
{
/* The following code can be compiled into just 4 instructions on ARM */
uint32_t a, b;
a = (s >> 3) & 0x1F001F;
b = s & 0xFC00;
a |= a >> 5;
a |= b >> 5;
return (uint16_t)a;
}
 
#define CONVERT_0565_TO_0888(s) \
(((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
static force_inline uint32_t
convert_0565_to_0888 (uint16_t s)
{
return (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) |
((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) |
((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)));
}
 
#define CONVERT_0565_TO_8888(s) (CONVERT_0565_TO_0888(s) | 0xff000000)
static force_inline uint32_t
convert_0565_to_8888 (uint16_t s)
{
return convert_0565_to_0888 (s) | 0xff000000;
}
 
/* Trivial versions that are useful in macros */
#define CONVERT_8888_TO_8888(s) (s)
#define CONVERT_0565_TO_0565(s) (s)
 
static force_inline uint32_t
convert_8888_to_8888 (uint32_t s)
{
return s;
}
 
static force_inline uint32_t
convert_x888_to_8888 (uint32_t s)
{
return s | 0xff000000;
}
 
static force_inline uint16_t
convert_0565_to_0565 (uint16_t s)
{
return s;
}
 
#define PIXMAN_FORMAT_IS_WIDE(f) \
(PIXMAN_FORMAT_A (f) > 8 || \
PIXMAN_FORMAT_R (f) > 8 || \
PIXMAN_FORMAT_G (f) > 8 || \
PIXMAN_FORMAT_B (f) > 8)
PIXMAN_FORMAT_B (f) > 8 || \
PIXMAN_FORMAT_TYPE (f) == PIXMAN_TYPE_ARGB_SRGB)
 
#ifdef WORDS_BIGENDIAN
# define SCREEN_SHIFT_LEFT(x,n) ((x) << (n))
728,6 → 945,52
# define SCREEN_SHIFT_RIGHT(x,n) ((x) << (n))
#endif
 
static force_inline uint32_t
unorm_to_unorm (uint32_t val, int from_bits, int to_bits)
{
uint32_t result;
 
if (from_bits == 0)
return 0;
 
/* Delete any extra bits */
val &= ((1 << from_bits) - 1);
 
if (from_bits >= to_bits)
return val >> (from_bits - to_bits);
 
/* Start out with the high bit of val in the high bit of result. */
result = val << (to_bits - from_bits);
 
/* Copy the bits in result, doubling the number of bits each time, until
* we fill all to_bits. Unrolled manually because from_bits and to_bits
* are usually known statically, so the compiler can turn all of this
* into a few shifts.
*/
#define REPLICATE() \
do \
{ \
if (from_bits < to_bits) \
{ \
result |= result >> from_bits; \
\
from_bits *= 2; \
} \
} \
while (0)
 
REPLICATE();
REPLICATE();
REPLICATE();
REPLICATE();
REPLICATE();
 
return result;
}
 
uint16_t pixman_float_to_unorm (float f, int n_bits);
float pixman_unorm_to_float (uint16_t u, int n_bits);
 
/*
* Various debugging code
*/
754,8 → 1017,6
 
#endif
 
#ifdef DEBUG
 
void
_pixman_log_error (const char *function, const char *message);
 
762,7 → 1023,7
#define return_if_fail(expr) \
do \
{ \
if (!(expr)) \
if (unlikely (!(expr))) \
{ \
_pixman_log_error (FUNC, "The expression " # expr " was false"); \
return; \
773,7 → 1034,7
#define return_val_if_fail(expr, retval) \
do \
{ \
if (!(expr)) \
if (unlikely (!(expr))) \
{ \
_pixman_log_error (FUNC, "The expression " # expr " was false"); \
return (retval); \
784,39 → 1045,32
#define critical_if_fail(expr) \
do \
{ \
if (!(expr)) \
if (unlikely (!(expr))) \
_pixman_log_error (FUNC, "The expression " # expr " was false"); \
} \
while (0)
 
/*
* Matrix
*/
 
#else
typedef struct { pixman_fixed_48_16_t v[3]; } pixman_vector_48_16_t;
 
#define _pixman_log_error(f,m) do { } while (0) \
pixman_bool_t
pixman_transform_point_31_16 (const pixman_transform_t *t,
const pixman_vector_48_16_t *v,
pixman_vector_48_16_t *result);
 
#define return_if_fail(expr) \
do \
{ \
if (!(expr)) \
return; \
} \
while (0)
void
pixman_transform_point_31_16_3d (const pixman_transform_t *t,
const pixman_vector_48_16_t *v,
pixman_vector_48_16_t *result);
 
#define return_val_if_fail(expr, retval) \
do \
{ \
if (!(expr)) \
return (retval); \
} \
while (0)
void
pixman_transform_point_31_16_affine (const pixman_transform_t *t,
const pixman_vector_48_16_t *v,
pixman_vector_48_16_t *result);
 
#define critical_if_fail(expr) \
do \
{ \
} \
while (0)
#endif
 
/*
* Timers
*/
826,10 → 1080,11
static inline uint64_t
oil_profile_stamp_rdtsc (void)
{
uint64_t ts;
uint32_t hi, lo;
 
__asm__ __volatile__ ("rdtsc\n" : "=A" (ts));
return ts;
__asm__ __volatile__ ("rdtsc\n" : "=a" (lo), "=d" (hi));
 
return lo | (((uint64_t)hi) << 32);
}
 
#define OIL_STAMP oil_profile_stamp_rdtsc
868,6 → 1123,13
timer ## tname.total += OIL_STAMP () - begin ## tname; \
}
 
#else
 
#define TIMER_BEGIN(tname)
#define TIMER_END(tname)
 
#endif /* PIXMAN_TIMERS */
 
#endif /* __ASSEMBLER__ */
 
#endif /* PIXMAN_PRIVATE_H */