| #ifndef PACKAGE |
| # error config.h must be included before pixman-private.h |
| #endif |
| |
| #ifndef PIXMAN_PRIVATE_H |
| #define PIXMAN_PRIVATE_H |
| |
| #include "pixman.h" |
| #include <time.h> |
| #include <assert.h> |
| |
| #ifndef FALSE |
| #define FALSE 0 |
| #endif |
| |
| #ifndef TRUE |
| #define TRUE 1 |
| #endif |
| |
| #define MSBFirst 0 |
| #define LSBFirst 1 |
| |
| #ifdef WORDS_BIGENDIAN |
| # define IMAGE_BYTE_ORDER MSBFirst |
| # define BITMAP_BIT_ORDER MSBFirst |
| #else |
| # define IMAGE_BYTE_ORDER LSBFirst |
| # define BITMAP_BIT_ORDER LSBFirst |
| #endif |
| |
| #undef DEBUG |
| #define DEBUG 0 |
| |
| #if defined (__GNUC__) |
| # define FUNC ((const char*) (__PRETTY_FUNCTION__)) |
| #elif defined (__sun) || (defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) |
| # define FUNC ((const char*) (__func__)) |
| #else |
| # define FUNC ((const char*) ("???")) |
| #endif |
| |
| #ifndef INT16_MIN |
| # define INT16_MIN (-32767-1) |
| #endif |
| |
| #ifndef INT16_MAX |
| # define INT16_MAX (32767) |
| #endif |
| |
| #ifndef INT32_MIN |
| # define INT32_MIN (-2147483647-1) |
| #endif |
| |
| #ifndef INT32_MAX |
| # define INT32_MAX (2147483647) |
| #endif |
| |
| #ifndef UINT32_MIN |
| # define UINT32_MIN (0) |
| #endif |
| |
| #ifndef UINT32_MAX |
| # define UINT32_MAX (4294967295U) |
| #endif |
| |
| #ifndef M_PI |
| # define M_PI 3.14159265358979323846 |
| #endif |
| |
| #ifdef _MSC_VER |
| /* 'inline' is available only in C++ in MSVC */ |
| # define inline __inline |
| # define force_inline __forceinline |
| #elif defined __GNUC__ || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) |
| # define inline __inline__ |
| # define force_inline __inline__ __attribute__ ((__always_inline__)) |
| #else |
| # ifndef force_inline |
| # define force_inline inline |
| # endif |
| #endif |
| |
| #define FB_SHIFT 5 |
| #define FB_UNIT (1 << FB_SHIFT) |
| #define FB_HALFUNIT (1 << (FB_SHIFT-1)) |
| #define FB_MASK (FB_UNIT - 1) |
| #define FB_ALLONES ((uint32_t) -1) |
| |
| /* Memory allocation helpers */ |
| void *pixman_malloc_ab (unsigned int n, unsigned int b); |
| void *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_bool_t pixman_addition_overflows_int (unsigned int a, unsigned int b); |
| |
| #if DEBUG |
| |
| #define return_if_fail(expr) \ |
| do \ |
| { \ |
| if (!(expr)) \ |
| { \ |
| fprintf(stderr, "In %s: %s failed\n", FUNC, #expr); \ |
| return; \ |
| } \ |
| } \ |
| while (0) |
| |
| #define return_val_if_fail(expr, retval) \ |
| do \ |
| { \ |
| if (!(expr)) \ |
| { \ |
| fprintf(stderr, "In %s: %s failed\n", FUNC, #expr); \ |
| return (retval); \ |
| } \ |
| } \ |
| while (0) |
| |
| #else |
| |
| #define return_if_fail(expr) \ |
| do \ |
| { \ |
| if (!(expr)) \ |
| return; \ |
| } \ |
| while (0) |
| |
| #define return_val_if_fail(expr, retval) \ |
| do \ |
| { \ |
| if (!(expr)) \ |
| return (retval); \ |
| } \ |
| while (0) |
| |
| #endif |
| |
| 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; |
| typedef struct horizontal_gradient horizontal_gradient_t; |
| typedef struct vertical_gradient vertical_gradient_t; |
| typedef struct conical_gradient conical_gradient_t; |
| typedef struct radial_gradient radial_gradient_t; |
| typedef struct bits_image bits_image_t; |
| typedef struct circle circle_t; |
| typedef struct point point_t; |
| |
| /* FIXME - the types and structures below should be give proper names |
| */ |
| |
| #define FASTCALL |
| typedef FASTCALL void (*CombineFunc32) (uint32_t *dest, const uint32_t *src, const uint32_t *mask, int width); |
| typedef FASTCALL void (*fetchProc32)(bits_image_t *pict, int x, int y, int width, |
| uint32_t *buffer); |
| typedef FASTCALL uint32_t (*fetchPixelProc32)(bits_image_t *pict, int offset, int line); |
| typedef FASTCALL void (*storeProc32)(pixman_image_t *, uint32_t *bits, |
| const uint32_t *values, int x, int width, |
| const pixman_indexed_t *); |
| |
| typedef FASTCALL void (*CombineFunc64) (uint64_t *dest, const uint64_t *src, const uint64_t *mask, int width); |
| typedef FASTCALL void (*fetchProc64)(bits_image_t *pict, int x, int y, int width, |
| uint64_t *buffer); |
| typedef FASTCALL uint64_t (*fetchPixelProc64)(bits_image_t *pict, int offset, int line); |
| typedef FASTCALL void (*storeProc64)(pixman_image_t *, uint32_t *bits, |
| const uint64_t *values, int x, int width, |
| const pixman_indexed_t *); |
| |
| typedef struct _FbComposeData { |
| uint8_t op; |
| pixman_image_t *src; |
| pixman_image_t *mask; |
| pixman_image_t *dest; |
| int16_t xSrc; |
| int16_t ySrc; |
| int16_t xMask; |
| int16_t yMask; |
| int16_t xDest; |
| int16_t yDest; |
| uint16_t width; |
| uint16_t height; |
| } FbComposeData; |
| |
| typedef void (* fetch_pixels_32_t) (bits_image_t *image, uint32_t *buffer, int n_pixels); |
| typedef void (* fetch_pixels_64_t) (bits_image_t *image, uint64_t *buffer, int n_pixels); |
| |
| void pixman_composite_rect_general_accessors (const FbComposeData *data, |
| void *src_buffer, |
| void *mask_buffer, |
| void *dest_buffer, |
| const int wide); |
| void pixman_composite_rect_general (const FbComposeData *data); |
| |
| fetchProc32 pixman_fetchProcForPicture32 (bits_image_t *); |
| fetch_pixels_32_t pixman_fetchPixelProcForPicture32 (bits_image_t *); |
| storeProc32 pixman_storeProcForPicture32 (bits_image_t *); |
| fetchProc32 pixman_fetchProcForPicture32_accessors (bits_image_t *); |
| fetch_pixels_32_t pixman_fetchPixelProcForPicture32_accessors (bits_image_t *); |
| storeProc32 pixman_storeProcForPicture32_accessors (bits_image_t *); |
| |
| fetchProc64 pixman_fetchProcForPicture64 (bits_image_t *); |
| fetch_pixels_64_t pixman_fetchPixelProcForPicture64 (bits_image_t *); |
| storeProc64 pixman_storeProcForPicture64 (bits_image_t *); |
| fetchProc64 pixman_fetchProcForPicture64_accessors (bits_image_t *); |
| fetch_pixels_64_t pixman_fetchPixelProcForPicture64_accessors (bits_image_t *); |
| storeProc64 pixman_storeProcForPicture64_accessors (bits_image_t *); |
| |
| void pixman_expand(uint64_t *dst, const uint32_t *src, pixman_format_code_t, int width); |
| void pixman_contract(uint32_t *dst, const uint64_t *src, int width); |
| |
| void pixmanFetchGradient (gradient_t *, int x, int y, int width, |
| uint32_t *buffer, uint32_t *mask, uint32_t maskBits); |
| void _pixman_image_get_scanline_64_generic (pixman_image_t * pict, int x, int y, int width, |
| uint64_t *buffer, uint64_t *mask, uint32_t maskBits); |
| |
| /* end */ |
| |
| typedef enum |
| { |
| BITS, |
| LINEAR, |
| CONICAL, |
| RADIAL, |
| SOLID |
| } image_type_t; |
| |
| #define IS_SOURCE_IMAGE(img) (((image_common_t *)img)->type > BITS) |
| |
| typedef enum |
| { |
| SOURCE_IMAGE_CLASS_UNKNOWN, |
| SOURCE_IMAGE_CLASS_HORIZONTAL, |
| SOURCE_IMAGE_CLASS_VERTICAL, |
| } source_pict_class_t; |
| |
| typedef void (*scanStoreProc)(bits_image_t *img, int x, int y, int width, uint32_t *buffer); |
| typedef void (*scanFetchProc)(pixman_image_t *, int, int, int, uint32_t *, |
| uint32_t *, uint32_t); |
| |
| source_pict_class_t _pixman_image_classify (pixman_image_t *image, |
| int x, |
| int y, |
| int width, |
| int height); |
| |
| void |
| _pixman_image_get_scanline_32 (pixman_image_t *image, int x, int y, int width, |
| uint32_t *buffer, uint32_t *mask, uint32_t mask_bits); |
| |
| /* 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, uint32_t *unused, uint32_t unused2); |
| |
| void |
| _pixman_image_store_scanline_32 (bits_image_t *image, int x, int y, int width, |
| uint32_t *buffer); |
| void |
| _pixman_image_fetch_pixels (bits_image_t *image, uint32_t *buffer, int n_pixels); |
| |
| /* Even thought 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, int width, |
| uint32_t *buffer); |
| |
| pixman_image_t * |
| _pixman_image_allocate (void); |
| |
| pixman_bool_t |
| _pixman_init_gradient (gradient_t *gradient, |
| const pixman_gradient_stop_t *stops, |
| int n_stops); |
| void |
| _pixman_image_reset_clip_region (pixman_image_t *image); |
| |
| struct point |
| { |
| int16_t x, y; |
| }; |
| |
| typedef source_pict_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 |
| { |
| image_type_t type; |
| int32_t ref_count; |
| pixman_region32_t full_region; |
| pixman_region32_t clip_region; |
| pixman_region32_t *src_clip; |
| pixman_bool_t has_client_clip; |
| pixman_transform_t *transform; |
| pixman_repeat_t repeat; |
| pixman_filter_t filter; |
| pixman_fixed_t *filter_params; |
| int n_filter_params; |
| bits_image_t *alpha_map; |
| point_t alpha_origin; |
| pixman_bool_t component_alpha; |
| pixman_read_memory_func_t read_func; |
| pixman_write_memory_func_t write_func; |
| classify_func_t classify; |
| property_changed_func_t property_changed; |
| scanFetchProc get_scanline_32; |
| scanFetchProc get_scanline_64; |
| }; |
| |
| struct source_image |
| { |
| image_common_t common; |
| source_pict_class_t class; |
| }; |
| |
| struct solid_fill |
| { |
| source_image_t common; |
| uint32_t color; /* FIXME: shouldn't this be a pixman_color_t? */ |
| }; |
| |
| struct gradient |
| { |
| source_image_t common; |
| int n_stops; |
| pixman_gradient_stop_t * stops; |
| int stop_range; |
| uint32_t * color_table; |
| int color_table_size; |
| }; |
| |
| struct linear_gradient |
| { |
| gradient_t common; |
| pixman_point_fixed_t p1; |
| pixman_point_fixed_t p2; |
| }; |
| |
| struct circle |
| { |
| pixman_fixed_t x; |
| pixman_fixed_t y; |
| pixman_fixed_t radius; |
| }; |
| |
| struct radial_gradient |
| { |
| gradient_t common; |
| |
| circle_t c1; |
| circle_t c2; |
| double cdx; |
| double cdy; |
| double dr; |
| double A; |
| }; |
| |
| struct conical_gradient |
| { |
| gradient_t common; |
| pixman_point_fixed_t center; |
| pixman_fixed_t angle; |
| }; |
| |
| struct bits_image |
| { |
| image_common_t common; |
| pixman_format_code_t format; |
| const pixman_indexed_t *indexed; |
| int width; |
| int height; |
| uint32_t * bits; |
| uint32_t * free_me; |
| int rowstride; /* in number of uint32_t's */ |
| |
| fetch_pixels_32_t fetch_pixels_32; |
| fetch_pixels_64_t fetch_pixels_64; |
| |
| scanStoreProc store_scanline_32; |
| scanStoreProc store_scanline_64; |
| |
| storeProc32 store_scanline_raw_32; |
| storeProc64 store_scanline_raw_64; |
| |
| fetchProc32 fetch_scanline_raw_32; |
| fetchProc64 fetch_scanline_raw_64; |
| }; |
| |
| union pixman_image |
| { |
| 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; |
| radial_gradient_t radial; |
| solid_fill_t solid; |
| }; |
| |
| /* Gradient walker |
| */ |
| 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; |
| |
| pixman_gradient_stop_t *stops; |
| int num_stops; |
| unsigned int spread; |
| |
| int need_reset; |
| } GradientWalker; |
| |
| void |
| _pixman_gradient_walker_init (GradientWalker *walker, |
| gradient_t *gradient, |
| unsigned int spread); |
| |
| void |
| _pixman_gradient_walker_reset (GradientWalker *walker, |
| pixman_fixed_32_32_t pos); |
| |
| uint32_t |
| _pixman_gradient_walker_pixel (GradientWalker *walker, |
| pixman_fixed_32_32_t x); |
| |
| |
| |
| #define LOG2_BITMAP_PAD 5 |
| #define FB_STIP_SHIFT LOG2_BITMAP_PAD |
| #define FB_STIP_UNIT (1 << FB_STIP_SHIFT) |
| #define FB_STIP_MASK (FB_STIP_UNIT - 1) |
| #define FB_STIP_ALLONES ((uint32_t) -1) |
| |
| #if BITMAP_BIT_ORDER == LSBFirst |
| #define FbScrLeft(x,n) ((x) >> (n)) |
| #define FbScrRight(x,n) ((x) << (n)) |
| #define FbLeftStipBits(x,n) ((x) & ((((uint32_t) 1) << (n)) - 1)) |
| #else |
| #define FbScrLeft(x,n) ((x) << (n)) |
| #define FbScrRight(x,n) ((x) >> (n)) |
| #define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n))) |
| #endif |
| |
| #define FbStipLeft(x,n) FbScrLeft(x,n) |
| #define FbStipRight(x,n) FbScrRight(x,n) |
| #define FbStipMask(x,w) (FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \ |
| FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK)) |
| |
| #define FbLeftMask(x) ( ((x) & FB_MASK) ? \ |
| FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0) |
| #define FbRightMask(x) ( ((FB_UNIT - (x)) & FB_MASK) ? \ |
| FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0) |
| |
| #define FbMaskBits(x,w,l,n,r) { \ |
| n = (w); \ |
| r = FbRightMask((x)+n); \ |
| l = FbLeftMask(x); \ |
| if (l) { \ |
| n -= FB_UNIT - ((x) & FB_MASK); \ |
| if (n < 0) { \ |
| n = 0; \ |
| l &= r; \ |
| r = 0; \ |
| } \ |
| } \ |
| n >>= FB_SHIFT; \ |
| } |
| |
| #if IMAGE_BYTE_ORDER == MSBFirst |
| #define Fetch24(img, a) ((unsigned long) (a) & 1 ? \ |
| ((READ(img, a) << 16) | READ(img, (uint16_t *) ((a)+1))) : \ |
| ((READ(img, (uint16_t *) (a)) << 8) | READ(img, (a)+2))) |
| #define Store24(img,a,v) ((unsigned long) (a) & 1 ? \ |
| (WRITE(img, a, (uint8_t) ((v) >> 16)), \ |
| WRITE(img, (uint16_t *) ((a)+1), (uint16_t) (v))) : \ |
| (WRITE(img, (uint16_t *) (a), (uint16_t) ((v) >> 8)), \ |
| WRITE(img, (a)+2, (uint8_t) (v)))) |
| #else |
| #define Fetch24(img,a) ((unsigned long) (a) & 1 ? \ |
| (READ(img, a) | (READ(img, (uint16_t *) ((a)+1)) << 8)) : \ |
| (READ(img, (uint16_t *) (a)) | (READ(img, (a)+2) << 16))) |
| #define Store24(img,a,v) ((unsigned long) (a) & 1 ? \ |
| (WRITE(img, a, (uint8_t) (v)), \ |
| WRITE(img, (uint16_t *) ((a)+1), (uint16_t) ((v) >> 8))) : \ |
| (WRITE(img, (uint16_t *) (a), (uint16_t) (v)), \ |
| WRITE(img, (a)+2, (uint8_t) ((v) >> 16)))) |
| #endif |
| |
| #define CvtR8G8B8toY15(s) (((((s) >> 16) & 0xff) * 153 + \ |
| (((s) >> 8) & 0xff) * 301 + \ |
| (((s) ) & 0xff) * 58) >> 2) |
| #define miCvtR8G8B8to15(s) ((((s) >> 3) & 0x001f) | \ |
| (((s) >> 6) & 0x03e0) | \ |
| (((s) >> 9) & 0x7c00)) |
| #define miIndexToEnt15(mif,rgb15) ((mif)->ent[rgb15]) |
| #define miIndexToEnt24(mif,rgb24) miIndexToEnt15(mif,miCvtR8G8B8to15(rgb24)) |
| |
| #define miIndexToEntY24(mif,rgb24) ((mif)->ent[CvtR8G8B8toY15(rgb24)]) |
| |
| |
| #define FbIntMult(a,b,t) ( (t) = (a) * (b) + 0x80, ( ( ( (t)>>8 ) + (t) )>>8 ) ) |
| #define FbIntDiv(a,b) (((uint16_t) (a) * 255) / (b)) |
| |
| #define FbGet8(v,i) ((uint16_t) (uint8_t) ((v) >> i)) |
| |
| |
| #define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \ |
| (((s) >> 5) & 0x07e0) | \ |
| (((s) >> 8) & 0xf800)) |
| #define cvt0565to0888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \ |
| ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \ |
| ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000))) |
| |
| /* |
| * There are two ways of handling alpha -- either as a single unified value or |
| * a separate value for each component, hence each macro must have two |
| * versions. The unified alpha version has a 'U' at the end of the name, |
| * the component version has a 'C'. Similarly, functions which deal with |
| * this difference will have two versions using the same convention. |
| */ |
| |
| #define FbOverU(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),(a),(t)) + FbGet8(x,i), \ |
| (uint32_t) ((uint8_t) ((t) | (0 - ((t) >> 8)))) << (i)) |
| |
| #define FbOverC(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),FbGet8(a,i),(t)) + FbGet8(x,i), \ |
| (uint32_t) ((uint8_t) ((t) | (0 - ((t) >> 8)))) << (i)) |
| |
| #define FbInU(x,i,a,t) ((uint32_t) FbIntMult(FbGet8(x,i),(a),(t)) << (i)) |
| |
| #define FbInC(x,i,a,t) ((uint32_t) FbIntMult(FbGet8(x,i),FbGet8(a,i),(t)) << (i)) |
| |
| #define FbAdd(x,y,i,t) ((t) = FbGet8(x,i) + FbGet8(y,i), \ |
| (uint32_t) ((uint8_t) ((t) | (0 - ((t) >> 8)))) << (i)) |
| |
| #define div_255(x) (((x) + 0x80 + (((x) + 0x80) >> 8)) >> 8) |
| #define div_65535(x) (((x) + 0x8000 + (((x) + 0x8000) >> 16)) >> 16) |
| |
| #define MOD(a,b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b)) |
| |
| /* Divides two fixed-point numbers and returns an integer */ |
| #define DIV(a,b) ((((a) < 0) == ((b) < 0)) ? (a) / (b) : \ |
| ((a) - (b) + 1 - (((b) < 0) << 1)) / (b)) |
| |
| #define CLIP(a,b,c) ((a) < (b) ? (b) : ((a) > (c) ? (c) : (a))) |
| |
| #ifndef MIN |
| # define MIN(a,b) ((a < b)? a : b) |
| #endif |
| |
| #ifndef MAX |
| # define MAX(a,b) ((a > b)? a : b) |
| #endif |
| |
| #if 0 |
| /* FIXME: the MOD macro above is equivalent, but faster I think */ |
| #define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b)) |
| #endif |
| |
| /* FIXME: the (void)__read_func hides lots of warnings (which is what they |
| * are supposed to do), but some of them are real. For example the one |
| * where Fetch4 doesn't have a READ |
| */ |
| |
| #ifdef PIXMAN_FB_ACCESSORS |
| |
| #define ACCESS(sym) sym##_accessors |
| |
| #define READ(img, ptr) \ |
| ((img)->common.read_func ((ptr), sizeof(*(ptr)))) |
| #define WRITE(img, ptr,val) \ |
| ((img)->common.write_func ((ptr), (val), sizeof (*(ptr)))) |
| |
| #define MEMCPY_WRAPPED(img, dst, src, size) \ |
| do { \ |
| size_t _i; \ |
| uint8_t *_dst = (uint8_t*)(dst), *_src = (uint8_t*)(src); \ |
| for(_i = 0; _i < size; _i++) { \ |
| WRITE((img), _dst +_i, READ((img), _src + _i)); \ |
| } \ |
| } while (0) |
| |
| #define MEMSET_WRAPPED(img, dst, val, size) \ |
| do { \ |
| size_t _i; \ |
| uint8_t *_dst = (uint8_t*)(dst); \ |
| for(_i = 0; _i < (size_t) size; _i++) { \ |
| WRITE((img), _dst +_i, (val)); \ |
| } \ |
| } while (0) |
| |
| #else |
| |
| #define ACCESS(sym) sym |
| |
| #define READ(img, ptr) (*(ptr)) |
| #define WRITE(img, ptr, val) (*(ptr) = (val)) |
| #define MEMCPY_WRAPPED(img, dst, src, size) \ |
| memcpy(dst, src, size) |
| #define MEMSET_WRAPPED(img, dst, val, size) \ |
| memset(dst, val, size) |
| |
| #endif |
| |
| #define fbComposeGetSolid(img, res, fmt) \ |
| do \ |
| { \ |
| pixman_format_code_t format__; \ |
| if (img->type == SOLID) \ |
| { \ |
| format__ = PIXMAN_a8r8g8b8; \ |
| (res) = img->solid.color; \ |
| } \ |
| else \ |
| { \ |
| uint32_t *bits__ = (img)->bits.bits; \ |
| format__ = (img)->bits.format; \ |
| \ |
| switch (PIXMAN_FORMAT_BPP((img)->bits.format)) \ |
| { \ |
| case 32: \ |
| (res) = READ(img, (uint32_t *)bits__); \ |
| break; \ |
| case 24: \ |
| (res) = Fetch24(img, (uint8_t *) bits__); \ |
| break; \ |
| case 16: \ |
| (res) = READ(img, (uint16_t *) bits__); \ |
| (res) = cvt0565to0888(res); \ |
| break; \ |
| case 8: \ |
| (res) = READ(img, (uint8_t *) bits__); \ |
| (res) = (res) << 24; \ |
| break; \ |
| case 1: \ |
| (res) = READ(img, (uint32_t *) bits__); \ |
| (res) = FbLeftStipBits((res),1) ? 0xff000000 : 0x00000000; \ |
| break; \ |
| default: \ |
| return; \ |
| } \ |
| /* manage missing src alpha */ \ |
| if (!PIXMAN_FORMAT_A((img)->bits.format)) \ |
| (res) |= 0xff000000; \ |
| } \ |
| \ |
| /* If necessary, convert RGB <--> BGR. */ \ |
| if (PIXMAN_FORMAT_TYPE (format__) != PIXMAN_FORMAT_TYPE(fmt)) \ |
| { \ |
| (res) = ((((res) & 0xff000000) >> 0) | \ |
| (((res) & 0x00ff0000) >> 16) | \ |
| (((res) & 0x0000ff00) >> 0) | \ |
| (((res) & 0x000000ff) << 16)); \ |
| } \ |
| } \ |
| while (0) |
| |
| #define fbComposeGetStart(pict,x,y,type,out_stride,line,mul) do { \ |
| uint32_t *__bits__; \ |
| int __stride__; \ |
| int __bpp__; \ |
| \ |
| __bits__ = pict->bits.bits; \ |
| __stride__ = pict->bits.rowstride; \ |
| __bpp__ = PIXMAN_FORMAT_BPP(pict->bits.format); \ |
| (out_stride) = __stride__ * (int) sizeof (uint32_t) / (int) sizeof (type); \ |
| (line) = ((type *) __bits__) + \ |
| (out_stride) * (y) + (mul) * (x); \ |
| } while (0) |
| |
| |
| #define PIXMAN_FORMAT_16BPC(f) (PIXMAN_FORMAT_A(f) > 8 || \ |
| PIXMAN_FORMAT_R(f) > 8 || \ |
| PIXMAN_FORMAT_G(f) > 8 || \ |
| PIXMAN_FORMAT_B(f) > 8) |
| /* |
| * Edges |
| */ |
| |
| #define MAX_ALPHA(n) ((1 << (n)) - 1) |
| #define N_Y_FRAC(n) ((n) == 1 ? 1 : (1 << ((n)/2)) - 1) |
| #define N_X_FRAC(n) ((n) == 1 ? 1 : (1 << ((n)/2)) + 1) |
| |
| #define STEP_Y_SMALL(n) (pixman_fixed_1 / N_Y_FRAC(n)) |
| #define STEP_Y_BIG(n) (pixman_fixed_1 - (N_Y_FRAC(n) - 1) * STEP_Y_SMALL(n)) |
| |
| #define Y_FRAC_FIRST(n) (STEP_Y_SMALL(n) / 2) |
| #define Y_FRAC_LAST(n) (Y_FRAC_FIRST(n) + (N_Y_FRAC(n) - 1) * STEP_Y_SMALL(n)) |
| |
| #define STEP_X_SMALL(n) (pixman_fixed_1 / N_X_FRAC(n)) |
| #define STEP_X_BIG(n) (pixman_fixed_1 - (N_X_FRAC(n) - 1) * STEP_X_SMALL(n)) |
| |
| #define X_FRAC_FIRST(n) (STEP_X_SMALL(n) / 2) |
| #define X_FRAC_LAST(n) (X_FRAC_FIRST(n) + (N_X_FRAC(n) - 1) * STEP_X_SMALL(n)) |
| |
| #define RenderSamplesX(x,n) ((n) == 1 ? 0 : (pixman_fixed_frac (x) + X_FRAC_FIRST(n)) / STEP_X_SMALL(n)) |
| |
| /* |
| * Step across a small sample grid gap |
| */ |
| #define RenderEdgeStepSmall(edge) { \ |
| edge->x += edge->stepx_small; \ |
| edge->e += edge->dx_small; \ |
| if (edge->e > 0) \ |
| { \ |
| edge->e -= edge->dy; \ |
| edge->x += edge->signdx; \ |
| } \ |
| } |
| |
| /* |
| * Step across a large sample grid gap |
| */ |
| #define RenderEdgeStepBig(edge) { \ |
| edge->x += edge->stepx_big; \ |
| edge->e += edge->dx_big; \ |
| if (edge->e > 0) \ |
| { \ |
| edge->e -= edge->dy; \ |
| edge->x += edge->signdx; \ |
| } \ |
| } |
| |
| void |
| pixman_rasterize_edges_accessors (pixman_image_t *image, |
| pixman_edge_t *l, |
| pixman_edge_t *r, |
| pixman_fixed_t t, |
| pixman_fixed_t b); |
| |
| pixman_bool_t |
| pixman_image_is_opaque(pixman_image_t *image); |
| |
| pixman_bool_t |
| pixman_image_can_get_solid (pixman_image_t *image); |
| |
| pixman_bool_t |
| pixman_compute_composite_region32 (pixman_region32_t * pRegion, |
| pixman_image_t * pSrc, |
| pixman_image_t * pMask, |
| pixman_image_t * pDst, |
| int16_t xSrc, |
| int16_t ySrc, |
| int16_t xMask, |
| int16_t yMask, |
| int16_t xDst, |
| int16_t yDst, |
| uint16_t width, |
| uint16_t height); |
| |
| /* GCC visibility */ |
| #if defined(__GNUC__) && __GNUC__ >= 4 |
| #define PIXMAN_EXPORT __attribute__ ((visibility("default"))) |
| /* Sun Studio 8 visibility */ |
| #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550) |
| #define PIXMAN_EXPORT __global |
| #else |
| #define PIXMAN_EXPORT |
| #endif |
| |
| /* Region Helpers */ |
| pixman_bool_t pixman_region32_copy_from_region16 (pixman_region32_t *dst, |
| pixman_region16_t *src); |
| pixman_bool_t pixman_region16_copy_from_region32 (pixman_region16_t *dst, |
| pixman_region32_t *src); |
| void pixman_region_internal_set_static_pointers (pixman_box16_t *empty_box, |
| pixman_region16_data_t *empty_data, |
| pixman_region16_data_t *broken_data); |
| |
| #ifdef PIXMAN_TIMERS |
| |
| /* Timing */ |
| static inline uint64_t |
| oil_profile_stamp_rdtsc (void) |
| { |
| uint64_t ts; |
| __asm__ __volatile__("rdtsc\n" : "=A" (ts)); |
| return ts; |
| } |
| #define OIL_STAMP oil_profile_stamp_rdtsc |
| |
| typedef struct PixmanTimer PixmanTimer; |
| |
| struct PixmanTimer |
| { |
| int initialized; |
| const char *name; |
| uint64_t n_times; |
| uint64_t total; |
| PixmanTimer *next; |
| }; |
| |
| extern int timer_defined; |
| void pixman_timer_register (PixmanTimer *timer); |
| |
| #define TIMER_BEGIN(tname) \ |
| { \ |
| static PixmanTimer timer##tname; \ |
| uint64_t begin##tname; \ |
| \ |
| if (!timer##tname.initialized) \ |
| { \ |
| timer##tname.initialized = 1; \ |
| timer##tname.name = #tname; \ |
| pixman_timer_register (&timer##tname); \ |
| } \ |
| \ |
| timer##tname.n_times++; \ |
| begin##tname = OIL_STAMP(); |
| |
| #define TIMER_END(tname) \ |
| timer##tname.total += OIL_STAMP() - begin##tname; \ |
| } |
| |
| #endif /* PIXMAN_TIMERS */ |
| |
| typedef struct pixman_implementation_t pixman_implementation_t; |
| |
| typedef void (* pixman_combine_32_func_t) (pixman_implementation_t * imp, |
| pixman_op_t op, |
| uint32_t * dest, |
| const uint32_t * src, |
| const uint32_t * mask, |
| int width); |
| |
| typedef void (* pixman_combine_64_func_t) (pixman_implementation_t * imp, |
| pixman_op_t op, |
| uint64_t * dest, |
| const uint64_t * src, |
| const uint64_t * mask, |
| int width); |
| |
| 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); |
| typedef pixman_bool_t (* pixman_blt_func_t) (pixman_implementation_t * imp, |
| uint32_t * src_bits, |
| uint32_t * dst_bits, |
| int src_stride, |
| int dst_stride, |
| int src_bpp, |
| int dst_bpp, |
| int src_x, |
| int src_y, |
| int dst_x, |
| int dst_y, |
| int width, |
| int height); |
| typedef pixman_bool_t (* pixman_fill_func_t) (pixman_implementation_t *imp, |
| uint32_t *bits, |
| int stride, |
| int bpp, |
| int x, |
| int y, |
| int width, |
| int height, |
| uint32_t xor); |
| |
| void |
| _pixman_walk_composite_region (pixman_implementation_t *imp, |
| pixman_op_t op, |
| pixman_image_t * pSrc, |
| pixman_image_t * pMask, |
| pixman_image_t * pDst, |
| int16_t xSrc, |
| int16_t ySrc, |
| int16_t xMask, |
| int16_t yMask, |
| int16_t xDst, |
| int16_t yDst, |
| uint16_t width, |
| uint16_t height, |
| pixman_bool_t srcRepeat, |
| pixman_bool_t maskRepeat, |
| pixman_composite_func_t compositeRect); |
| |
| void _pixman_setup_combiner_functions_32 (pixman_implementation_t *imp); |
| void _pixman_setup_combiner_functions_64 (pixman_implementation_t *imp); |
| |
| /* These "formats" both have depth 0, so they |
| * will never clash with any real ones |
| */ |
| #define PIXMAN_null PIXMAN_FORMAT(0,0,0,0,0,0) |
| #define PIXMAN_solid PIXMAN_FORMAT(0,1,0,0,0,0) |
| |
| #define NEED_COMPONENT_ALPHA (1 << 0) |
| #define NEED_PIXBUF (1 << 1) |
| #define NEED_SOLID_MASK (1 << 2) |
| |
| typedef struct |
| { |
| pixman_op_t op; |
| pixman_format_code_t src_format; |
| pixman_format_code_t mask_format; |
| pixman_format_code_t dest_format; |
| pixman_composite_func_t func; |
| uint32_t flags; |
| } FastPathInfo; |
| |
| struct pixman_implementation_t |
| { |
| pixman_implementation_t * toplevel; |
| pixman_implementation_t * delegate; |
| |
| pixman_composite_func_t composite; |
| pixman_blt_func_t blt; |
| pixman_fill_func_t fill; |
| |
| pixman_combine_32_func_t combine_32[PIXMAN_OP_LAST]; |
| pixman_combine_32_func_t combine_32_ca[PIXMAN_OP_LAST]; |
| pixman_combine_64_func_t combine_64[PIXMAN_OP_LAST]; |
| pixman_combine_64_func_t combine_64_ca[PIXMAN_OP_LAST]; |
| }; |
| |
| pixman_implementation_t * |
| _pixman_implementation_create (pixman_implementation_t *delegate); |
| |
| void |
| _pixman_implementation_combine_32 (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 (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); |
| void |
| _pixman_implementation_composite (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_bool_t |
| _pixman_implementation_blt (pixman_implementation_t * imp, |
| uint32_t * src_bits, |
| uint32_t * dst_bits, |
| int src_stride, |
| int dst_stride, |
| int src_bpp, |
| int dst_bpp, |
| int src_x, |
| int src_y, |
| int dst_x, |
| int dst_y, |
| int width, |
| int height); |
| pixman_bool_t |
| _pixman_implementation_fill (pixman_implementation_t * imp, |
| uint32_t *bits, |
| int stride, |
| int bpp, |
| int x, |
| int y, |
| int width, |
| int height, |
| uint32_t xor); |
| |
| /* Specific implementations */ |
| pixman_implementation_t * |
| _pixman_implementation_create_general (void); |
| pixman_implementation_t * |
| _pixman_implementation_create_fast_path (void); |
| #ifdef USE_MMX |
| pixman_implementation_t * |
| _pixman_implementation_create_mmx (void); |
| #endif |
| #ifdef USE_SSE2 |
| pixman_implementation_t * |
| _pixman_implementation_create_sse2 (void); |
| #endif |
| #ifdef USE_ARM_SIMD |
| pixman_implementation_t * |
| _pixman_implementation_create_arm_simd (void); |
| #endif |
| #ifdef USE_ARM_NEON |
| pixman_implementation_t * |
| _pixman_implementation_create_arm_neon (void); |
| #endif |
| #ifdef USE_VMX |
| pixman_implementation_t * |
| _pixman_implementation_create_vmx (void); |
| #endif |
| |
| pixman_bool_t |
| _pixman_run_fast_path (const FastPathInfo *paths, |
| 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_implementation_t * |
| _pixman_choose_implementation (void); |
| |
| #endif /* PIXMAN_PRIVATE_H */ |