SDL  2.0
SDL_blit.h File Reference
#include "../SDL_internal.h"
#include "SDL_cpuinfo.h"
#include "SDL_endian.h"
#include "SDL_surface.h"
+ Include dependency graph for SDL_blit.h:
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Go to the source code of this file.

Data Structures

struct  SDL_BlitInfo
 
struct  SDL_BlitFuncEntry
 
struct  SDL_BlitMap
 

Macros

#define SDL_COPY_MODULATE_COLOR   0x00000001
 
#define SDL_COPY_MODULATE_ALPHA   0x00000002
 
#define SDL_COPY_BLEND   0x00000010
 
#define SDL_COPY_ADD   0x00000020
 
#define SDL_COPY_MOD   0x00000040
 
#define SDL_COPY_COLORKEY   0x00000100
 
#define SDL_COPY_NEAREST   0x00000200
 
#define SDL_COPY_RLE_DESIRED   0x00001000
 
#define SDL_COPY_RLE_COLORKEY   0x00002000
 
#define SDL_COPY_RLE_ALPHAKEY   0x00004000
 
#define SDL_COPY_RLE_MASK   (SDL_COPY_RLE_DESIRED|SDL_COPY_RLE_COLORKEY|SDL_COPY_RLE_ALPHAKEY)
 
#define SDL_CPU_ANY   0x00000000
 
#define SDL_CPU_MMX   0x00000001
 
#define SDL_CPU_3DNOW   0x00000002
 
#define SDL_CPU_SSE   0x00000004
 
#define SDL_CPU_SSE2   0x00000008
 
#define SDL_CPU_ALTIVEC_PREFETCH   0x00000010
 
#define SDL_CPU_ALTIVEC_NOPREFETCH   0x00000020
 
#define DECLARE_ALIGNED(t, v, a)   t v
 
#define RGB_FROM_PIXEL(Pixel, fmt, r, g, b)
 
#define RGB_FROM_RGB565(Pixel, r, g, b)
 
#define RGB_FROM_RGB555(Pixel, r, g, b)
 
#define RGB_FROM_RGB888(Pixel, r, g, b)
 
#define RETRIEVE_RGB_PIXEL(buf, bpp, Pixel)
 
#define DISEMBLE_RGB(buf, bpp, fmt, Pixel, r, g, b)
 
#define PIXEL_FROM_RGB(Pixel, fmt, r, g, b)
 
#define RGB565_FROM_RGB(Pixel, r, g, b)
 
#define RGB555_FROM_RGB(Pixel, r, g, b)
 
#define RGB888_FROM_RGB(Pixel, r, g, b)
 
#define ARGB8888_FROM_RGBA(Pixel, r, g, b, a)
 
#define RGBA8888_FROM_RGBA(Pixel, r, g, b, a)
 
#define ABGR8888_FROM_RGBA(Pixel, r, g, b, a)
 
#define BGRA8888_FROM_RGBA(Pixel, r, g, b, a)
 
#define ARGB2101010_FROM_RGBA(Pixel, r, g, b, a)
 
#define ASSEMBLE_RGB(buf, bpp, fmt, r, g, b)
 
#define RGBA_FROM_PIXEL(Pixel, fmt, r, g, b, a)
 
#define RGBA_FROM_8888(Pixel, fmt, r, g, b, a)
 
#define RGBA_FROM_RGBA8888(Pixel, r, g, b, a)
 
#define RGBA_FROM_ARGB8888(Pixel, r, g, b, a)
 
#define RGBA_FROM_ABGR8888(Pixel, r, g, b, a)
 
#define RGBA_FROM_BGRA8888(Pixel, r, g, b, a)
 
#define RGBA_FROM_ARGB2101010(Pixel, r, g, b, a)
 
#define DISEMBLE_RGBA(buf, bpp, fmt, Pixel, r, g, b, a)
 
#define PIXEL_FROM_RGBA(Pixel, fmt, r, g, b, a)
 
#define ASSEMBLE_RGBA(buf, bpp, fmt, r, g, b, a)
 
#define ALPHA_BLEND_RGB(sR, sG, sB, A, dR, dG, dB)
 
#define ALPHA_BLEND_RGBA(sR, sG, sB, sA, dR, dG, dB, dA)
 
#define USE_DUFFS_LOOP
 
#define DUFFS_LOOP8(pixel_copy_increment, width)
 
#define DUFFS_LOOP4(pixel_copy_increment, width)
 
#define DUFFS_LOOP(pixel_copy_increment, width)   DUFFS_LOOP8(pixel_copy_increment, width)
 
#define DUFFS_LOOP_124(pixel_copy_increment1, pixel_copy_increment2, pixel_copy_increment4, width)
 

Typedefs

typedef void(* SDL_BlitFunc) (SDL_BlitInfo *info)
 

Functions

int SDL_CalculateBlit (SDL_Surface *surface)
 
SDL_BlitFunc SDL_CalculateBlit0 (SDL_Surface *surface)
 
SDL_BlitFunc SDL_CalculateBlit1 (SDL_Surface *surface)
 
SDL_BlitFunc SDL_CalculateBlitN (SDL_Surface *surface)
 
SDL_BlitFunc SDL_CalculateBlitA (SDL_Surface *surface)
 

Variables

Uint8SDL_expand_byte [9]
 

Macro Definition Documentation

◆ ABGR8888_FROM_RGBA

#define ABGR8888_FROM_RGBA (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
Pixel = (a<<24)|(b<<16)|(g<<8)|r; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Definition at line 244 of file SDL_blit.h.

◆ ALPHA_BLEND_RGB

#define ALPHA_BLEND_RGB (   sR,
  sG,
  sB,
  A,
  dR,
  dG,
  dB 
)
Value:
do { \
dR = ((((unsigned)(sR-dR)*(unsigned)A)/255)+dR); \
dG = ((((unsigned)(sG-dG)*(unsigned)A)/255)+dG); \
dB = ((((unsigned)(sB-dB)*(unsigned)A)/255)+dB); \
} while(0)

Definition at line 444 of file SDL_blit.h.

Referenced by BlitNto1PixelAlpha(), BlitNto1SurfaceAlpha(), and BlitNto1SurfaceAlphaKey().

◆ ALPHA_BLEND_RGBA

#define ALPHA_BLEND_RGBA (   sR,
  sG,
  sB,
  sA,
  dR,
  dG,
  dB,
  dA 
)
Value:
do { \
dR = ((((unsigned)(sR-dR)*(unsigned)sA)/255)+dR); \
dG = ((((unsigned)(sG-dG)*(unsigned)sA)/255)+dG); \
dB = ((((unsigned)(sB-dB)*(unsigned)sA)/255)+dB); \
dA = ((unsigned)sA+(unsigned)dA-((unsigned)sA*dA)/255); \
} while(0)

Definition at line 453 of file SDL_blit.h.

Referenced by Blit1toNAlpha(), Blit1toNAlphaKey(), BlitBtoNAlpha(), BlitBtoNAlphaKey(), BlitNtoNPixelAlpha(), BlitNtoNSurfaceAlpha(), and BlitNtoNSurfaceAlphaKey().

◆ ARGB2101010_FROM_RGBA

#define ARGB2101010_FROM_RGBA (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = r ? ((r << 2) | 0x3) : 0; \
g = g ? ((g << 2) | 0x3) : 0; \
b = b ? ((b << 2) | 0x3) : 0; \
a = (a * 3) / 255; \
Pixel = (a<<30)|(r<<20)|(g<<10)|b; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Definition at line 252 of file SDL_blit.h.

Referenced by BlitNto2101010().

◆ ARGB8888_FROM_RGBA

#define ARGB8888_FROM_RGBA (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
Pixel = (a<<24)|(r<<16)|(g<<8)|b; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Definition at line 236 of file SDL_blit.h.

◆ ASSEMBLE_RGB

#define ASSEMBLE_RGB (   buf,
  bpp,
  fmt,
  r,
  g,
  b 
)

Definition at line 260 of file SDL_blit.h.

Referenced by SDL_Blit_Slow().

◆ ASSEMBLE_RGBA

◆ BGRA8888_FROM_RGBA

#define BGRA8888_FROM_RGBA (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
Pixel = (b<<24)|(g<<16)|(r<<8)|a; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Definition at line 248 of file SDL_blit.h.

◆ DECLARE_ALIGNED

#define DECLARE_ALIGNED (   t,
  v,
  a 
)    t v

Definition at line 117 of file SDL_blit.h.

◆ DISEMBLE_RGB

#define DISEMBLE_RGB (   buf,
  bpp,
  fmt,
  Pixel,
  r,
  g,
  b 
)

◆ DISEMBLE_RGBA

◆ DUFFS_LOOP

◆ DUFFS_LOOP4

#define DUFFS_LOOP4 (   pixel_copy_increment,
  width 
)
Value:
{ int n = (width+3)/4; \
switch (width & 3) { \
case 0: do { pixel_copy_increment; \
case 3: pixel_copy_increment; \
case 2: pixel_copy_increment; \
case 1: pixel_copy_increment; \
} while (--n > 0); \
} \
}
GLint GLint GLsizei width
Definition: SDL_opengl.h:1565
GLdouble n

Definition at line 487 of file SDL_blit.h.

Referenced by Blit1toNAlpha(), Blit555to555SurfaceAlpha(), Blit565to565SurfaceAlpha(), BlitARGBto555PixelAlpha(), BlitARGBto565PixelAlpha(), BlitNto1PixelAlpha(), BlitNto1SurfaceAlpha(), BlitNto1SurfaceAlphaKey(), BlitNtoNPixelAlpha(), BlitNtoNSurfaceAlpha(), BlitNtoNSurfaceAlphaKey(), BlitRGBtoRGBPixelAlpha(), BlitRGBtoRGBSurfaceAlpha(), and BlitRGBtoRGBSurfaceAlpha128().

◆ DUFFS_LOOP8

#define DUFFS_LOOP8 (   pixel_copy_increment,
  width 
)
Value:
{ int n = (width+7)/8; \
switch (width & 7) { \
case 0: do { pixel_copy_increment; \
case 7: pixel_copy_increment; \
case 6: pixel_copy_increment; \
case 5: pixel_copy_increment; \
case 4: pixel_copy_increment; \
case 3: pixel_copy_increment; \
case 2: pixel_copy_increment; \
case 1: pixel_copy_increment; \
} while ( --n > 0 ); \
} \
}
GLint GLint GLsizei width
Definition: SDL_opengl.h:1565
GLdouble n

Definition at line 471 of file SDL_blit.h.

◆ DUFFS_LOOP_124

#define DUFFS_LOOP_124 (   pixel_copy_increment1,
  pixel_copy_increment2,
  pixel_copy_increment4,
  width 
)
Value:
{ int n = width; \
if (n & 1) { \
pixel_copy_increment1; n -= 1; \
} \
if (n & 2) { \
pixel_copy_increment2; n -= 2; \
} \
if (n & 4) { \
pixel_copy_increment4; n -= 4; \
} \
if (n) { \
n /= 8; \
do { \
pixel_copy_increment4; \
pixel_copy_increment4; \
} while (--n > 0); \
} \
}
GLint GLint GLsizei width
Definition: SDL_opengl.h:1565
GLdouble n

Definition at line 503 of file SDL_blit.h.

Referenced by Blit16to16SurfaceAlpha128().

◆ PIXEL_FROM_RGB

#define PIXEL_FROM_RGB (   Pixel,
  fmt,
  r,
  g,
  b 
)
Value:
{ \
Pixel = ((r>>fmt->Rloss)<<fmt->Rshift)| \
((g>>fmt->Gloss)<<fmt->Gshift)| \
((b>>fmt->Bloss)<<fmt->Bshift)| \
fmt->Amask; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean b

Definition at line 217 of file SDL_blit.h.

Referenced by copy_opaque_16(), copy_transl_555(), and copy_transl_565().

◆ PIXEL_FROM_RGBA

#define PIXEL_FROM_RGBA (   Pixel,
  fmt,
  r,
  g,
  b,
  a 
)
Value:
{ \
Pixel = ((r>>fmt->Rloss)<<fmt->Rshift)| \
((g>>fmt->Gloss)<<fmt->Gshift)| \
((b>>fmt->Bloss)<<fmt->Bshift)| \
((a>>fmt->Aloss)<<fmt->Ashift); \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Definition at line 394 of file SDL_blit.h.

Referenced by uncopy_32(), uncopy_opaque_16(), and uncopy_transl_16().

◆ RETRIEVE_RGB_PIXEL

#define RETRIEVE_RGB_PIXEL (   buf,
  bpp,
  Pixel 
)
Value:
do { \
switch (bpp) { \
case 1: \
Pixel = *((Uint8 *)(buf)); \
break; \
\
case 2: \
Pixel = *((Uint16 *)(buf)); \
break; \
\
case 3: { \
Uint8 *B = (Uint8 *)(buf); \
Pixel = B[0] + (B[1] << 8) + (B[2] << 16); \
} else { \
Pixel = (B[0] << 16) + (B[1] << 8) + B[2]; \
} \
} \
break; \
\
case 4: \
Pixel = *((Uint32 *)(buf)); \
break; \
\
default: \
Pixel = 0; /* stop gcc complaints */ \
break; \
} \
} while (0)
#define SDL_LIL_ENDIAN
Definition: SDL_endian.h:37
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:159
set set set set set set set macro pixldst1 abits if abits op else op endif endm macro pixldst2 abits if abits op else op endif endm macro pixldst4 abits if abits op else op endif endm macro pixldst0 abits op endm macro pixldst3 mem_operand op endm macro pixldst30 mem_operand op endm macro pixldst abits if abits elseif abits elseif abits elseif abits elseif abits pixldst0 abits else pixldst0 abits pixldst0 abits pixldst0 abits pixldst0 abits endif elseif abits else pixldst0 abits pixldst0 abits endif elseif abits else error unsupported bpp
uint8_t Uint8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:143
GLenum GLuint GLenum GLsizei const GLchar * buf
uint16_t Uint16
An unsigned 16-bit integer type.
Definition: SDL_stdinc.h:151
#define SDL_BYTEORDER

Definition at line 145 of file SDL_blit.h.

Referenced by BlitNtoNKey(), and BlitNtoNSurfaceAlphaKey().

◆ RGB555_FROM_RGB

#define RGB555_FROM_RGB (   Pixel,
  r,
  g,
  b 
)
Value:
{ \
Pixel = ((r>>3)<<10)|((g>>3)<<5)|(b>>3); \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean b

Definition at line 228 of file SDL_blit.h.

◆ RGB565_FROM_RGB

#define RGB565_FROM_RGB (   Pixel,
  r,
  g,
  b 
)
Value:
{ \
Pixel = ((r>>3)<<11)|((g>>2)<<5)|(b>>3); \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean b

Definition at line 224 of file SDL_blit.h.

◆ RGB888_FROM_RGB

#define RGB888_FROM_RGB (   Pixel,
  r,
  g,
  b 
)
Value:
{ \
Pixel = (r<<16)|(g<<8)|b; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean b

Definition at line 232 of file SDL_blit.h.

◆ RGB_FROM_PIXEL

#define RGB_FROM_PIXEL (   Pixel,
  fmt,
  r,
  g,
  b 
)
Value:
{ \
r = SDL_expand_byte[fmt->Rloss][((Pixel&fmt->Rmask)>>fmt->Rshift)]; \
g = SDL_expand_byte[fmt->Gloss][((Pixel&fmt->Gmask)>>fmt->Gshift)]; \
b = SDL_expand_byte[fmt->Bloss][((Pixel&fmt->Bmask)>>fmt->Bshift)]; \
}
Uint8 * SDL_expand_byte[9]
Definition: SDL_pixels.c:71

Definition at line 121 of file SDL_blit.h.

Referenced by BlitNtoNKey(), BlitNtoNSurfaceAlphaKey(), copy_opaque_16(), uncopy_32(), uncopy_opaque_16(), and uncopy_transl_16().

◆ RGB_FROM_RGB555

#define RGB_FROM_RGB555 (   Pixel,
  r,
  g,
  b 
)
Value:
{ \
r = SDL_expand_byte[3][((Pixel&0x7C00)>>10)]; \
g = SDL_expand_byte[3][((Pixel&0x03E0)>>5)]; \
b = SDL_expand_byte[3][(Pixel&0x001F)]; \
}
Uint8 * SDL_expand_byte[9]
Definition: SDL_pixels.c:71

Definition at line 133 of file SDL_blit.h.

◆ RGB_FROM_RGB565

#define RGB_FROM_RGB565 (   Pixel,
  r,
  g,
  b 
)
Value:
{ \
r = SDL_expand_byte[3][((Pixel&0xF800)>>11)]; \
g = SDL_expand_byte[2][((Pixel&0x07E0)>>5)]; \
b = SDL_expand_byte[3][(Pixel&0x001F)]; \
}
Uint8 * SDL_expand_byte[9]
Definition: SDL_pixels.c:71

Definition at line 127 of file SDL_blit.h.

◆ RGB_FROM_RGB888

#define RGB_FROM_RGB888 (   Pixel,
  r,
  g,
  b 
)
Value:
{ \
r = ((Pixel&0xFF0000)>>16); \
g = ((Pixel&0xFF00)>>8); \
b = (Pixel&0xFF); \
}

Definition at line 139 of file SDL_blit.h.

◆ RGBA8888_FROM_RGBA

#define RGBA8888_FROM_RGBA (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
Pixel = (r<<24)|(g<<16)|(b<<8)|a; \
}
GLdouble GLdouble GLdouble r
Definition: SDL_opengl.h:2072
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Definition at line 240 of file SDL_blit.h.

◆ RGBA_FROM_8888

#define RGBA_FROM_8888 (   Pixel,
  fmt,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = (Pixel&fmt->Rmask)>>fmt->Rshift; \
g = (Pixel&fmt->Gmask)>>fmt->Gshift; \
b = (Pixel&fmt->Bmask)>>fmt->Bshift; \
a = (Pixel&fmt->Amask)>>fmt->Ashift; \
}
GLboolean GLboolean g
GLboolean GLboolean GLboolean GLboolean a

Definition at line 310 of file SDL_blit.h.

Referenced by copy_32(), copy_transl_555(), and copy_transl_565().

◆ RGBA_FROM_ABGR8888

#define RGBA_FROM_ABGR8888 (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = (Pixel&0xFF); \
g = ((Pixel>>8)&0xFF); \
b = ((Pixel>>16)&0xFF); \
a = (Pixel>>24); \
}

Definition at line 331 of file SDL_blit.h.

◆ RGBA_FROM_ARGB2101010

#define RGBA_FROM_ARGB2101010 (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = ((Pixel>>22)&0xFF); \
g = ((Pixel>>12)&0xFF); \
b = ((Pixel>>2)&0xFF); \
a = SDL_expand_byte[6][(Pixel>>30)]; \
}
Uint8 * SDL_expand_byte[9]
Definition: SDL_pixels.c:71

Definition at line 345 of file SDL_blit.h.

Referenced by Blit2101010toN().

◆ RGBA_FROM_ARGB8888

#define RGBA_FROM_ARGB8888 (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = ((Pixel>>16)&0xFF); \
g = ((Pixel>>8)&0xFF); \
b = (Pixel&0xFF); \
a = (Pixel>>24); \
}

Definition at line 324 of file SDL_blit.h.

◆ RGBA_FROM_BGRA8888

#define RGBA_FROM_BGRA8888 (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = ((Pixel>>8)&0xFF); \
g = ((Pixel>>16)&0xFF); \
b = (Pixel>>24); \
a = (Pixel&0xFF); \
}

Definition at line 338 of file SDL_blit.h.

◆ RGBA_FROM_PIXEL

#define RGBA_FROM_PIXEL (   Pixel,
  fmt,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = SDL_expand_byte[fmt->Rloss][((Pixel&fmt->Rmask)>>fmt->Rshift)]; \
g = SDL_expand_byte[fmt->Gloss][((Pixel&fmt->Gmask)>>fmt->Gshift)]; \
b = SDL_expand_byte[fmt->Bloss][((Pixel&fmt->Bmask)>>fmt->Bshift)]; \
a = SDL_expand_byte[fmt->Aloss][((Pixel&fmt->Amask)>>fmt->Ashift)]; \
}
Uint8 * SDL_expand_byte[9]
Definition: SDL_pixels.c:71

Definition at line 303 of file SDL_blit.h.

◆ RGBA_FROM_RGBA8888

#define RGBA_FROM_RGBA8888 (   Pixel,
  r,
  g,
  b,
  a 
)
Value:
{ \
r = (Pixel>>24); \
g = ((Pixel>>16)&0xFF); \
b = ((Pixel>>8)&0xFF); \
a = (Pixel&0xFF); \
}

Definition at line 317 of file SDL_blit.h.

◆ SDL_COPY_ADD

#define SDL_COPY_ADD   0x00000020

Definition at line 37 of file SDL_blit.h.

Referenced by SDL_Blit_ABGR8888_ARGB8888_Blend(), SDL_Blit_ABGR8888_ARGB8888_Blend_Scale(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Blend(), SDL_Blit_ABGR8888_BGR888_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Blend(), SDL_Blit_ABGR8888_RGB888_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Blend(), SDL_Blit_ARGB8888_ARGB8888_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Blend(), SDL_Blit_ARGB8888_BGR888_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Blend(), SDL_Blit_ARGB8888_RGB888_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Blend(), SDL_Blit_BGR888_ARGB8888_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGR888_BGR888_Blend(), SDL_Blit_BGR888_BGR888_Blend_Scale(), SDL_Blit_BGR888_BGR888_Modulate_Blend(), SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGR888_RGB888_Blend(), SDL_Blit_BGR888_RGB888_Blend_Scale(), SDL_Blit_BGR888_RGB888_Modulate_Blend(), SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Blend(), SDL_Blit_BGRA8888_ARGB8888_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Blend(), SDL_Blit_BGRA8888_BGR888_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Blend(), SDL_Blit_BGRA8888_RGB888_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Blend(), SDL_Blit_RGB888_ARGB8888_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGB888_BGR888_Blend(), SDL_Blit_RGB888_BGR888_Blend_Scale(), SDL_Blit_RGB888_BGR888_Modulate_Blend(), SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGB888_RGB888_Blend(), SDL_Blit_RGB888_RGB888_Blend_Scale(), SDL_Blit_RGB888_RGB888_Modulate_Blend(), SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Blend(), SDL_Blit_RGBA8888_ARGB8888_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Blend(), SDL_Blit_RGBA8888_BGR888_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Blend(), SDL_Blit_RGBA8888_RGB888_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_Slow(), SDL_ChooseBlitFunc(), SDL_GetSurfaceBlendMode(), SDL_LowerBlitScaled(), SDL_RLESurface(), and SDL_SetSurfaceBlendMode().

◆ SDL_COPY_BLEND

#define SDL_COPY_BLEND   0x00000010

Definition at line 36 of file SDL_blit.h.

Referenced by SDL_Blit_ABGR8888_ARGB8888_Blend(), SDL_Blit_ABGR8888_ARGB8888_Blend_Scale(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Blend(), SDL_Blit_ABGR8888_BGR888_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Blend(), SDL_Blit_ABGR8888_RGB888_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Blend(), SDL_Blit_ARGB8888_ARGB8888_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Blend(), SDL_Blit_ARGB8888_BGR888_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Blend(), SDL_Blit_ARGB8888_RGB888_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Blend(), SDL_Blit_BGR888_ARGB8888_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGR888_BGR888_Blend(), SDL_Blit_BGR888_BGR888_Blend_Scale(), SDL_Blit_BGR888_BGR888_Modulate_Blend(), SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGR888_RGB888_Blend(), SDL_Blit_BGR888_RGB888_Blend_Scale(), SDL_Blit_BGR888_RGB888_Modulate_Blend(), SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Blend(), SDL_Blit_BGRA8888_ARGB8888_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Blend(), SDL_Blit_BGRA8888_BGR888_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Blend(), SDL_Blit_BGRA8888_RGB888_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Blend(), SDL_Blit_RGB888_ARGB8888_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGB888_BGR888_Blend(), SDL_Blit_RGB888_BGR888_Blend_Scale(), SDL_Blit_RGB888_BGR888_Modulate_Blend(), SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGB888_RGB888_Blend(), SDL_Blit_RGB888_RGB888_Blend_Scale(), SDL_Blit_RGB888_RGB888_Modulate_Blend(), SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Blend(), SDL_Blit_RGBA8888_ARGB8888_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Blend(), SDL_Blit_RGBA8888_BGR888_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Blend(), SDL_Blit_RGBA8888_RGB888_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_Slow(), SDL_CalculateBlit(), SDL_CalculateBlit0(), SDL_CalculateBlit1(), SDL_CalculateBlitA(), SDL_ChooseBlitFunc(), SDL_ConvertSurface(), SDL_GetSurfaceBlendMode(), SDL_LowerBlitScaled(), SDL_RLESurface(), and SDL_SetSurfaceBlendMode().

◆ SDL_COPY_COLORKEY

◆ SDL_COPY_MOD

#define SDL_COPY_MOD   0x00000040

Definition at line 38 of file SDL_blit.h.

Referenced by SDL_Blit_ABGR8888_ARGB8888_Blend(), SDL_Blit_ABGR8888_ARGB8888_Blend_Scale(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Blend(), SDL_Blit_ABGR8888_BGR888_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Blend(), SDL_Blit_ABGR8888_RGB888_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Blend(), SDL_Blit_ARGB8888_ARGB8888_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Blend(), SDL_Blit_ARGB8888_BGR888_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Blend(), SDL_Blit_ARGB8888_RGB888_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Blend(), SDL_Blit_BGR888_ARGB8888_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGR888_BGR888_Blend(), SDL_Blit_BGR888_BGR888_Blend_Scale(), SDL_Blit_BGR888_BGR888_Modulate_Blend(), SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGR888_RGB888_Blend(), SDL_Blit_BGR888_RGB888_Blend_Scale(), SDL_Blit_BGR888_RGB888_Modulate_Blend(), SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Blend(), SDL_Blit_BGRA8888_ARGB8888_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Blend(), SDL_Blit_BGRA8888_BGR888_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Blend(), SDL_Blit_BGRA8888_RGB888_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Blend(), SDL_Blit_RGB888_ARGB8888_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGB888_BGR888_Blend(), SDL_Blit_RGB888_BGR888_Blend_Scale(), SDL_Blit_RGB888_BGR888_Modulate_Blend(), SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGB888_RGB888_Blend(), SDL_Blit_RGB888_RGB888_Blend_Scale(), SDL_Blit_RGB888_RGB888_Modulate_Blend(), SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Blend(), SDL_Blit_RGBA8888_ARGB8888_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Blend(), SDL_Blit_RGBA8888_BGR888_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Blend(), SDL_Blit_RGBA8888_RGB888_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_Slow(), SDL_ChooseBlitFunc(), SDL_GetSurfaceBlendMode(), SDL_LowerBlitScaled(), SDL_RLESurface(), and SDL_SetSurfaceBlendMode().

◆ SDL_COPY_MODULATE_ALPHA

#define SDL_COPY_MODULATE_ALPHA   0x00000002

Definition at line 35 of file SDL_blit.h.

Referenced by SDL_Blit_ABGR8888_ARGB8888_Modulate(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate_Scale(), SDL_Blit_BGR888_BGR888_Modulate_Blend(), SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGR888_RGB888_Modulate_Blend(), SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate_Scale(), SDL_Blit_RGB888_BGR888_Modulate_Blend(), SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGB888_RGB888_Modulate_Blend(), SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_Slow(), SDL_CalculateBlit0(), SDL_CalculateBlit1(), SDL_CalculateBlitA(), SDL_ChooseBlitFunc(), SDL_ConvertSurface(), SDL_LowerBlitScaled(), SDL_RLESurface(), and SDL_SetSurfaceAlphaMod().

◆ SDL_COPY_MODULATE_COLOR

#define SDL_COPY_MODULATE_COLOR   0x00000001

Definition at line 34 of file SDL_blit.h.

Referenced by SDL_Blit_ABGR8888_ARGB8888_Modulate(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend(), SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend(), SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend(), SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend(), SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend(), SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate_Scale(), SDL_Blit_BGR888_BGR888_Modulate(), SDL_Blit_BGR888_BGR888_Modulate_Blend(), SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGR888_BGR888_Modulate_Scale(), SDL_Blit_BGR888_RGB888_Modulate(), SDL_Blit_BGR888_RGB888_Modulate_Blend(), SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGR888_RGB888_Modulate_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend(), SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend(), SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend(), SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate_Scale(), SDL_Blit_RGB888_BGR888_Modulate(), SDL_Blit_RGB888_BGR888_Modulate_Blend(), SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGB888_BGR888_Modulate_Scale(), SDL_Blit_RGB888_RGB888_Modulate(), SDL_Blit_RGB888_RGB888_Modulate_Blend(), SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGB888_RGB888_Modulate_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend(), SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend(), SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate_Scale(), SDL_Blit_Slow(), SDL_ChooseBlitFunc(), SDL_LowerBlitScaled(), SDL_RLESurface(), and SDL_SetSurfaceColorMod().

◆ SDL_COPY_NEAREST

#define SDL_COPY_NEAREST   0x00000200

Definition at line 40 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc(), SDL_LowerBlitScaled(), SDL_RLESurface(), and SDL_UpperBlit().

◆ SDL_COPY_RLE_ALPHAKEY

#define SDL_COPY_RLE_ALPHAKEY   0x00004000

Definition at line 43 of file SDL_blit.h.

Referenced by SDL_ConvertSurface(), SDL_RLESurface(), and SDL_UnRLESurface().

◆ SDL_COPY_RLE_COLORKEY

#define SDL_COPY_RLE_COLORKEY   0x00002000

Definition at line 42 of file SDL_blit.h.

Referenced by SDL_ConvertSurface(), SDL_RLESurface(), and SDL_UnRLESurface().

◆ SDL_COPY_RLE_DESIRED

#define SDL_COPY_RLE_DESIRED   0x00001000

Definition at line 41 of file SDL_blit.h.

Referenced by SDL_CalculateBlit(), SDL_ConvertSurface(), and SDL_SetSurfaceRLE().

◆ SDL_COPY_RLE_MASK

◆ SDL_CPU_3DNOW

#define SDL_CPU_3DNOW   0x00000002

Definition at line 49 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ SDL_CPU_ALTIVEC_NOPREFETCH

#define SDL_CPU_ALTIVEC_NOPREFETCH   0x00000020

Definition at line 53 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ SDL_CPU_ALTIVEC_PREFETCH

#define SDL_CPU_ALTIVEC_PREFETCH   0x00000010

Definition at line 52 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ SDL_CPU_ANY

#define SDL_CPU_ANY   0x00000000

Definition at line 47 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ SDL_CPU_MMX

#define SDL_CPU_MMX   0x00000001

Definition at line 48 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ SDL_CPU_SSE

#define SDL_CPU_SSE   0x00000004

Definition at line 50 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ SDL_CPU_SSE2

#define SDL_CPU_SSE2   0x00000008

Definition at line 51 of file SDL_blit.h.

Referenced by SDL_ChooseBlitFunc().

◆ USE_DUFFS_LOOP

#define USE_DUFFS_LOOP

Definition at line 466 of file SDL_blit.h.

Referenced by Blit1to2().

Typedef Documentation

◆ SDL_BlitFunc

typedef void( * SDL_BlitFunc) (SDL_BlitInfo *info)

Definition at line 73 of file SDL_blit.h.

Function Documentation

◆ SDL_CalculateBlit()

int SDL_CalculateBlit ( SDL_Surface surface)

Definition at line 216 of file SDL_blit.c.

References SDL_PixelFormat::BitsPerPixel, SDL_BlitMap::blit, SDL_PixelFormat::BytesPerPixel, SDL_BlitMap::data, SDL_BlitMap::dst, SDL_BlitInfo::dst_fmt, SDL_BlitInfo::dst_pitch, SDL_BlitInfo::flags, SDL_Surface::flags, SDL_Surface::format, SDL_PixelFormat::format, SDL_BlitMap::identity, SDL_BlitMap::info, SDL_Surface::map, map, NULL, SDL_Surface::pitch, SDL_Blit_Slow(), SDL_BlitCopy(), SDL_CalculateBlit0(), SDL_CalculateBlit1(), SDL_CalculateBlitA(), SDL_CalculateBlitN(), SDL_ChooseBlitFunc(), SDL_COPY_BLEND, SDL_COPY_RLE_DESIRED, SDL_GeneratedBlitFuncTable, SDL_InvalidateMap(), SDL_ISPIXELFORMAT_FOURCC, SDL_ISPIXELFORMAT_INDEXED, SDL_RLEACCEL, SDL_RLESurface(), SDL_SetError, SDL_SoftBlit(), SDL_UnRLESurface(), SDL_BlitInfo::src_fmt, and SDL_BlitInfo::src_pitch.

Referenced by SDL_MapSurface().

217 {
218  SDL_BlitFunc blit = NULL;
219  SDL_BlitMap *map = surface->map;
220  SDL_Surface *dst = map->dst;
221 
222  /* Clean everything out to start */
223  if ((surface->flags & SDL_RLEACCEL) == SDL_RLEACCEL) {
224  SDL_UnRLESurface(surface, 1);
225  }
226  map->blit = SDL_SoftBlit;
227  map->info.src_fmt = surface->format;
228  map->info.src_pitch = surface->pitch;
229  map->info.dst_fmt = dst->format;
230  map->info.dst_pitch = dst->pitch;
231 
232  /* See if we can do RLE acceleration */
233  if (map->info.flags & SDL_COPY_RLE_DESIRED) {
234  if (SDL_RLESurface(surface) == 0) {
235  return 0;
236  }
237  }
238 
239  /* Choose a standard blit function */
240  if (map->identity && !(map->info.flags & ~SDL_COPY_RLE_DESIRED)) {
241  blit = SDL_BlitCopy;
242  } else if (surface->format->BitsPerPixel < 8 &&
244  blit = SDL_CalculateBlit0(surface);
245  } else if (surface->format->BytesPerPixel == 1 &&
247  blit = SDL_CalculateBlit1(surface);
248  } else if (map->info.flags & SDL_COPY_BLEND) {
249  blit = SDL_CalculateBlitA(surface);
250  } else {
251  blit = SDL_CalculateBlitN(surface);
252  }
253  if (blit == NULL) {
254  Uint32 src_format = surface->format->format;
255  Uint32 dst_format = dst->format->format;
256 
257  blit =
258  SDL_ChooseBlitFunc(src_format, dst_format, map->info.flags,
260  }
261 #ifndef TEST_SLOW_BLIT
262  if (blit == NULL)
263 #endif
264  {
265  Uint32 src_format = surface->format->format;
266  Uint32 dst_format = dst->format->format;
267 
268  if (!SDL_ISPIXELFORMAT_INDEXED(src_format) &&
269  !SDL_ISPIXELFORMAT_FOURCC(src_format) &&
270  !SDL_ISPIXELFORMAT_INDEXED(dst_format) &&
271  !SDL_ISPIXELFORMAT_FOURCC(dst_format)) {
272  blit = SDL_Blit_Slow;
273  }
274  }
275  map->data = blit;
276 
277  /* Make sure we have a blit function */
278  if (blit == NULL) {
279  SDL_InvalidateMap(map);
280  return SDL_SetError("Blit combination not supported");
281  }
282 
283  return 0;
284 }
GLenum GLenum dst
SDL_BlitFunc SDL_CalculateBlitN(SDL_Surface *surface)
Definition: SDL_blit_N.c:2575
SDL_blit blit
Definition: SDL_blit.h:89
#define SDL_ISPIXELFORMAT_INDEXED(format)
Definition: SDL_pixels.h:134
Uint8 BytesPerPixel
Definition: SDL_pixels.h:318
SDL_PixelFormat * src_fmt
Definition: SDL_blit.h:65
void SDL_Blit_Slow(SDL_BlitInfo *info)
Definition: SDL_blit_slow.c:31
A collection of pixels used in software blitting.
Definition: SDL_surface.h:69
void SDL_UnRLESurface(SDL_Surface *surface, int recode)
int dst_pitch
Definition: SDL_blit.h:63
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:159
Uint32 flags
Definition: SDL_surface.h:71
#define SDL_COPY_RLE_DESIRED
Definition: SDL_blit.h:41
void SDL_InvalidateMap(SDL_BlitMap *map)
Definition: SDL_pixels.c:974
struct SDL_BlitMap * map
Definition: SDL_surface.h:88
void SDL_BlitCopy(SDL_BlitInfo *info)
Definition: SDL_blit_copy.c:91
static SDL_BlitFunc SDL_ChooseBlitFunc(Uint32 src_format, Uint32 dst_format, int flags, SDL_BlitFuncEntry *entries)
Definition: SDL_blit.c:128
Uint8 BitsPerPixel
Definition: SDL_pixels.h:317
SDL_PixelFormat * dst_fmt
Definition: SDL_blit.h:66
SDL_BlitFuncEntry SDL_GeneratedBlitFuncTable[]
int src_pitch
Definition: SDL_blit.h:59
int SDL_RLESurface(SDL_Surface *surface)
SDL_Surface * dst
Definition: SDL_blit.h:87
#define NULL
Definition: begin_code.h:143
SDL_PixelFormat * format
Definition: SDL_surface.h:72
SDL_BlitFunc SDL_CalculateBlit0(SDL_Surface *surface)
Definition: SDL_blit_0.c:454
#define SDL_SetError
SDL_BlitFunc SDL_CalculateBlit1(SDL_Surface *surface)
Definition: SDL_blit_1.c:520
void(* SDL_BlitFunc)(SDL_BlitInfo *info)
Definition: SDL_blit.h:73
static int SDL_SoftBlit(SDL_Surface *src, SDL_Rect *srcrect, SDL_Surface *dst, SDL_Rect *dstrect)
Definition: SDL_blit.c:34
void * data
Definition: SDL_blit.h:90
#define SDL_ISPIXELFORMAT_FOURCC(format)
Definition: SDL_pixels.h:167
const GLubyte GLuint GLuint GLuint GLuint alpha GLboolean GLboolean GLboolean GLboolean alpha GLint GLint GLsizei GLsizei GLenum type GLenum GLint GLenum GLint GLint GLsizei GLsizei GLint border GLenum GLint GLint GLint GLint GLint GLsizei GLsizei height GLsizei GLsizei GLenum GLenum const GLvoid *pixels GLenum GLint GLint GLint GLint j2 GLdouble GLdouble GLdouble GLdouble GLdouble GLdouble zFar GLenum GLenum GLint *params GLenum GLenum GLint *params GLenum GLenum GLint *params GLenum GLenum GLfloat *params GLenum GLint GLenum GLenum GLvoid *pixels GLenum GLint GLenum GLint *params GLenum GLenum GLint *params GLenum GLsizei const GLvoid *pointer GLenum GLenum const GLint *params GLenum GLfloat GLfloat GLint GLint const GLfloat *points GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat *points GLint GLfloat GLfloat GLint GLfloat GLfloat v2 GLenum GLenum const GLint *params GLdouble GLdouble GLdouble GLdouble GLdouble GLdouble zFar GLenum map
Definition: SDL_glfuncs.h:289
SDL_BlitFunc SDL_CalculateBlitA(SDL_Surface *surface)
Definition: SDL_blit_A.c:1333
int identity
Definition: SDL_blit.h:88
#define SDL_COPY_BLEND
Definition: SDL_blit.h:36
SDL_BlitInfo info
Definition: SDL_blit.h:91
#define SDL_RLEACCEL
Definition: SDL_surface.h:54

◆ SDL_CalculateBlit0()

SDL_BlitFunc SDL_CalculateBlit0 ( SDL_Surface surface)

Definition at line 454 of file SDL_blit_0.c.

References bitmap_blit, SDL_PixelFormat::BitsPerPixel, BlitBtoNAlpha(), BlitBtoNAlphaKey(), SDL_PixelFormat::BytesPerPixel, colorkey_blit, SDL_BlitMap::dst, SDL_BlitInfo::flags, SDL_Surface::format, SDL_BlitMap::info, SDL_Surface::map, NULL, SDL_COPY_BLEND, SDL_COPY_COLORKEY, SDL_COPY_MODULATE_ALPHA, and SDL_COPY_RLE_MASK.

Referenced by SDL_CalculateBlit().

455 {
456  int which;
457 
458  if (surface->format->BitsPerPixel != 1) {
459  /* We don't support sub 8-bit packed pixel modes */
460  return (SDL_BlitFunc) NULL;
461  }
462  if (surface->map->dst->format->BitsPerPixel < 8) {
463  which = 0;
464  } else {
465  which = surface->map->dst->format->BytesPerPixel;
466  }
467  switch (surface->map->info.flags & ~SDL_COPY_RLE_MASK) {
468  case 0:
469  return bitmap_blit[which];
470 
471  case SDL_COPY_COLORKEY:
472  return colorkey_blit[which];
473 
475  return which >= 2 ? BlitBtoNAlpha : (SDL_BlitFunc) NULL;
476 
478  return which >= 2 ? BlitBtoNAlphaKey : (SDL_BlitFunc) NULL;
479  }
480  return (SDL_BlitFunc) NULL;
481 }
#define SDL_COPY_COLORKEY
Definition: SDL_blit.h:39
Uint8 BytesPerPixel
Definition: SDL_pixels.h:318
#define SDL_COPY_RLE_MASK
Definition: SDL_blit.h:44
struct SDL_BlitMap * map
Definition: SDL_surface.h:88
Uint8 BitsPerPixel
Definition: SDL_pixels.h:317
static void BlitBtoNAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:354
static void BlitBtoNAlphaKey(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:399
SDL_Surface * dst
Definition: SDL_blit.h:87
#define NULL
Definition: begin_code.h:143
SDL_PixelFormat * format
Definition: SDL_surface.h:72
#define SDL_COPY_MODULATE_ALPHA
Definition: SDL_blit.h:35
static const SDL_BlitFunc bitmap_blit[]
Definition: SDL_blit_0.c:445
void(* SDL_BlitFunc)(SDL_BlitInfo *info)
Definition: SDL_blit.h:73
static const SDL_BlitFunc colorkey_blit[]
Definition: SDL_blit_0.c:449
#define SDL_COPY_BLEND
Definition: SDL_blit.h:36
SDL_BlitInfo info
Definition: SDL_blit.h:91

◆ SDL_CalculateBlit1()

SDL_BlitFunc SDL_CalculateBlit1 ( SDL_Surface surface)

Definition at line 520 of file SDL_blit_1.c.

References SDL_PixelFormat::BitsPerPixel, Blit1toNAlpha(), Blit1toNAlphaKey(), SDL_PixelFormat::BytesPerPixel, SDL_BlitMap::dst, SDL_BlitInfo::flags, SDL_Surface::format, SDL_BlitMap::info, SDL_Surface::map, NULL, one_blit, one_blitkey, SDL_COPY_BLEND, SDL_COPY_COLORKEY, SDL_COPY_MODULATE_ALPHA, and SDL_COPY_RLE_MASK.

Referenced by SDL_CalculateBlit().

521 {
522  int which;
523  SDL_PixelFormat *dstfmt;
524 
525  dstfmt = surface->map->dst->format;
526  if (dstfmt->BitsPerPixel < 8) {
527  which = 0;
528  } else {
529  which = dstfmt->BytesPerPixel;
530  }
531  switch (surface->map->info.flags & ~SDL_COPY_RLE_MASK) {
532  case 0:
533  return one_blit[which];
534 
535  case SDL_COPY_COLORKEY:
536  return one_blitkey[which];
537 
539  /* Supporting 8bpp->8bpp alpha is doable but requires lots of
540  tables which consume space and takes time to precompute,
541  so is better left to the user */
542  return which >= 2 ? Blit1toNAlpha : (SDL_BlitFunc) NULL;
543 
545  return which >= 2 ? Blit1toNAlphaKey : (SDL_BlitFunc) NULL;
546  }
547  return (SDL_BlitFunc) NULL;
548 }
#define SDL_COPY_COLORKEY
Definition: SDL_blit.h:39
Uint8 BytesPerPixel
Definition: SDL_pixels.h:318
static const SDL_BlitFunc one_blitkey[]
Definition: SDL_blit_1.c:515
#define SDL_COPY_RLE_MASK
Definition: SDL_blit.h:44
struct SDL_BlitMap * map
Definition: SDL_surface.h:88
Uint8 BitsPerPixel
Definition: SDL_pixels.h:317
static const SDL_BlitFunc one_blit[]
Definition: SDL_blit_1.c:511
static void Blit1toNAlphaKey(SDL_BlitInfo *info)
Definition: SDL_blit_1.c:469
SDL_Surface * dst
Definition: SDL_blit.h:87
#define NULL
Definition: begin_code.h:143
SDL_PixelFormat * format
Definition: SDL_surface.h:72
#define SDL_COPY_MODULATE_ALPHA
Definition: SDL_blit.h:35
static void Blit1toNAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_1.c:429
void(* SDL_BlitFunc)(SDL_BlitInfo *info)
Definition: SDL_blit.h:73
#define SDL_COPY_BLEND
Definition: SDL_blit.h:36
SDL_BlitInfo info
Definition: SDL_blit.h:91

◆ SDL_CalculateBlitA()

SDL_BlitFunc SDL_CalculateBlitA ( SDL_Surface surface)

Definition at line 1333 of file SDL_blit_A.c.

References SDL_PixelFormat::Aloss, SDL_PixelFormat::Amask, SDL_PixelFormat::Ashift, Blit555to555SurfaceAlpha(), Blit565to565SurfaceAlpha(), BlitARGBto555PixelAlpha(), BlitARGBto565PixelAlpha(), BlitNto1PixelAlpha(), BlitNto1SurfaceAlpha(), BlitNto1SurfaceAlphaKey(), BlitNtoNPixelAlpha(), BlitNtoNSurfaceAlpha(), BlitNtoNSurfaceAlphaKey(), BlitRGBtoRGBPixelAlpha(), BlitRGBtoRGBSurfaceAlpha(), SDL_PixelFormat::Bmask, SDL_PixelFormat::Bshift, SDL_PixelFormat::BytesPerPixel, SDL_BlitMap::dst, SDL_BlitInfo::flags, SDL_Surface::format, SDL_PixelFormat::Gmask, SDL_PixelFormat::Gshift, SDL_BlitMap::identity, SDL_BlitMap::info, SDL_Surface::map, NULL, SDL_PixelFormat::Rmask, SDL_PixelFormat::Rshift, SDL_COPY_BLEND, SDL_COPY_COLORKEY, SDL_COPY_MODULATE_ALPHA, SDL_COPY_RLE_MASK, SDL_Has3DNow, SDL_HasARMSIMD(), SDL_HasMMX, and SDL_HasNEON().

Referenced by SDL_CalculateBlit().

1334 {
1335  SDL_PixelFormat *sf = surface->format;
1336  SDL_PixelFormat *df = surface->map->dst->format;
1337 
1338  switch (surface->map->info.flags & ~SDL_COPY_RLE_MASK) {
1339  case SDL_COPY_BLEND:
1340  /* Per-pixel alpha blits */
1341  switch (df->BytesPerPixel) {
1342  case 1:
1343  return BlitNto1PixelAlpha;
1344 
1345  case 2:
1346 #if SDL_ARM_NEON_BLITTERS || SDL_ARM_SIMD_BLITTERS
1347  if (sf->BytesPerPixel == 4 && sf->Amask == 0xff000000
1348  && sf->Gmask == 0xff00 && df->Gmask == 0x7e0
1349  && ((sf->Rmask == 0xff && df->Rmask == 0x1f)
1350  || (sf->Bmask == 0xff && df->Bmask == 0x1f)))
1351  {
1352 #if SDL_ARM_NEON_BLITTERS
1353  if (SDL_HasNEON())
1354  return BlitARGBto565PixelAlphaARMNEON;
1355 #endif
1356 #if SDL_ARM_SIMD_BLITTERS
1357  if (SDL_HasARMSIMD())
1358  return BlitARGBto565PixelAlphaARMSIMD;
1359 #endif
1360  }
1361 #endif
1362  if (sf->BytesPerPixel == 4 && sf->Amask == 0xff000000
1363  && sf->Gmask == 0xff00
1364  && ((sf->Rmask == 0xff && df->Rmask == 0x1f)
1365  || (sf->Bmask == 0xff && df->Bmask == 0x1f))) {
1366  if (df->Gmask == 0x7e0)
1367  return BlitARGBto565PixelAlpha;
1368  else if (df->Gmask == 0x3e0)
1369  return BlitARGBto555PixelAlpha;
1370  }
1371  return BlitNtoNPixelAlpha;
1372 
1373  case 4:
1374  if (sf->Rmask == df->Rmask
1375  && sf->Gmask == df->Gmask
1376  && sf->Bmask == df->Bmask && sf->BytesPerPixel == 4) {
1377 #if defined(__MMX__) || defined(__3dNOW__)
1378  if (sf->Rshift % 8 == 0
1379  && sf->Gshift % 8 == 0
1380  && sf->Bshift % 8 == 0
1381  && sf->Ashift % 8 == 0 && sf->Aloss == 0) {
1382 #ifdef __3dNOW__
1383  if (SDL_Has3DNow())
1384  return BlitRGBtoRGBPixelAlphaMMX3DNOW;
1385 #endif
1386 #ifdef __MMX__
1387  if (SDL_HasMMX())
1388  return BlitRGBtoRGBPixelAlphaMMX;
1389 #endif
1390  }
1391 #endif /* __MMX__ || __3dNOW__ */
1392  if (sf->Amask == 0xff000000) {
1393 #if SDL_ARM_NEON_BLITTERS
1394  if (SDL_HasNEON())
1395  return BlitRGBtoRGBPixelAlphaARMNEON;
1396 #endif
1397 #if SDL_ARM_SIMD_BLITTERS
1398  if (SDL_HasARMSIMD())
1399  return BlitRGBtoRGBPixelAlphaARMSIMD;
1400 #endif
1401  return BlitRGBtoRGBPixelAlpha;
1402  }
1403  }
1404  return BlitNtoNPixelAlpha;
1405 
1406  case 3:
1407  default:
1408  return BlitNtoNPixelAlpha;
1409  }
1410  break;
1411 
1413  if (sf->Amask == 0) {
1414  /* Per-surface alpha blits */
1415  switch (df->BytesPerPixel) {
1416  case 1:
1417  return BlitNto1SurfaceAlpha;
1418 
1419  case 2:
1420  if (surface->map->identity) {
1421  if (df->Gmask == 0x7e0) {
1422 #ifdef __MMX__
1423  if (SDL_HasMMX())
1424  return Blit565to565SurfaceAlphaMMX;
1425  else
1426 #endif
1427  return Blit565to565SurfaceAlpha;
1428  } else if (df->Gmask == 0x3e0) {
1429 #ifdef __MMX__
1430  if (SDL_HasMMX())
1431  return Blit555to555SurfaceAlphaMMX;
1432  else
1433 #endif
1434  return Blit555to555SurfaceAlpha;
1435  }
1436  }
1437  return BlitNtoNSurfaceAlpha;
1438 
1439  case 4:
1440  if (sf->Rmask == df->Rmask
1441  && sf->Gmask == df->Gmask
1442  && sf->Bmask == df->Bmask && sf->BytesPerPixel == 4) {
1443 #ifdef __MMX__
1444  if (sf->Rshift % 8 == 0
1445  && sf->Gshift % 8 == 0
1446  && sf->Bshift % 8 == 0 && SDL_HasMMX())
1447  return BlitRGBtoRGBSurfaceAlphaMMX;
1448 #endif
1449  if ((sf->Rmask | sf->Gmask | sf->Bmask) == 0xffffff) {
1450  return BlitRGBtoRGBSurfaceAlpha;
1451  }
1452  }
1453  return BlitNtoNSurfaceAlpha;
1454 
1455  case 3:
1456  default:
1457  return BlitNtoNSurfaceAlpha;
1458  }
1459  }
1460  break;
1461 
1463  if (sf->Amask == 0) {
1464  if (df->BytesPerPixel == 1) {
1465  return BlitNto1SurfaceAlphaKey;
1466  } else {
1467  return BlitNtoNSurfaceAlphaKey;
1468  }
1469  }
1470  break;
1471  }
1472 
1473  return NULL;
1474 }
static void BlitARGBto565PixelAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1118
static void BlitNto1SurfaceAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:30
#define SDL_Has3DNow
static void BlitNtoNSurfaceAlphaKey(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1250
#define SDL_COPY_COLORKEY
Definition: SDL_blit.h:39
SDL_bool SDL_HasNEON(void)
Definition: SDL_cpuinfo.c:869
Uint8 BytesPerPixel
Definition: SDL_pixels.h:318
static void BlitNto1SurfaceAlphaKey(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:123
#define SDL_COPY_RLE_MASK
Definition: SDL_blit.h:44
static void BlitARGBto555PixelAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1164
static void BlitNtoNPixelAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1291
struct SDL_BlitMap * map
Definition: SDL_surface.h:88
static void Blit555to555SurfaceAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1079
static void Blit565to565SurfaceAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1040
static void BlitRGBtoRGBPixelAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:525
static void BlitRGBtoRGBSurfaceAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:483
#define SDL_HasMMX
SDL_Surface * dst
Definition: SDL_blit.h:87
#define NULL
Definition: begin_code.h:143
SDL_PixelFormat * format
Definition: SDL_surface.h:72
SDL_bool SDL_HasARMSIMD(void)
Definition: SDL_cpuinfo.c:860
#define SDL_COPY_MODULATE_ALPHA
Definition: SDL_blit.h:35
static void BlitNto1PixelAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:77
static void BlitNtoNSurfaceAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_A.c:1211
int identity
Definition: SDL_blit.h:88
#define SDL_COPY_BLEND
Definition: SDL_blit.h:36
SDL_BlitInfo info
Definition: SDL_blit.h:91

◆ SDL_CalculateBlitN()

SDL_BlitFunc SDL_CalculateBlitN ( SDL_Surface surface)

Definition at line 2575 of file SDL_blit_N.c.

References blit_table::alpha, SDL_PixelFormat::Amask, SDL_PixelFormat::BitsPerPixel, Blit2101010toN(), Blit2to2Key(), Blit4to4CopyAlpha(), Blit4to4MaskAlpha(), blit_table::blit_features, Blit_RGB101010_index8(), Blit_RGB888_index8(), blit_table::blitfunc, BlitNto1(), BlitNto1Key(), BlitNto2101010(), BlitNtoN(), BlitNtoNCopyAlpha(), BlitNtoNKey(), BlitNtoNKeyCopyAlpha(), SDL_PixelFormat::Bmask, SDL_PixelFormat::BytesPerPixel, blit_table::COPY_ALPHA, SDL_BlitMap::dst, blit_table::dstB, blit_table::dstbpp, blit_table::dstG, blit_table::dstR, SDL_BlitInfo::flags, SDL_Surface::format, SDL_PixelFormat::format, GetBlitFeatures, SDL_PixelFormat::Gmask, SDL_BlitMap::identity, SDL_BlitMap::info, SDL_Surface::map, MASKOK, blit_table::NO_ALPHA, NULL, SDL_PixelFormat::Rmask, SDL_COPY_COLORKEY, SDL_COPY_RLE_MASK, SDL_HasAltiVec, SDL_PIXELFORMAT_ARGB2101010, blit_table::SET_ALPHA, blit_table::srcB, blit_table::srcG, and blit_table::srcR.

Referenced by SDL_CalculateBlit().

2576 {
2577  SDL_PixelFormat *srcfmt;
2578  SDL_PixelFormat *dstfmt;
2579  const struct blit_table *table;
2580  int which;
2581  SDL_BlitFunc blitfun;
2582 
2583  /* Set up data for choosing the blit */
2584  srcfmt = surface->format;
2585  dstfmt = surface->map->dst->format;
2586 
2587  /* We don't support destinations less than 8-bits */
2588  if (dstfmt->BitsPerPixel < 8) {
2589  return (NULL);
2590  }
2591 
2592  switch (surface->map->info.flags & ~SDL_COPY_RLE_MASK) {
2593  case 0:
2594  blitfun = NULL;
2595  if (dstfmt->BitsPerPixel == 8) {
2596  if ((srcfmt->BytesPerPixel == 4) &&
2597  (srcfmt->Rmask == 0x00FF0000) &&
2598  (srcfmt->Gmask == 0x0000FF00) &&
2599  (srcfmt->Bmask == 0x000000FF)) {
2600  blitfun = Blit_RGB888_index8;
2601  } else if ((srcfmt->BytesPerPixel == 4) &&
2602  (srcfmt->Rmask == 0x3FF00000) &&
2603  (srcfmt->Gmask == 0x000FFC00) &&
2604  (srcfmt->Bmask == 0x000003FF)) {
2605  blitfun = Blit_RGB101010_index8;
2606  } else {
2607  blitfun = BlitNto1;
2608  }
2609  } else {
2610  /* Now the meat, choose the blitter we want */
2611  int a_need = NO_ALPHA;
2612  if (dstfmt->Amask)
2613  a_need = srcfmt->Amask ? COPY_ALPHA : SET_ALPHA;
2614  table = normal_blit[srcfmt->BytesPerPixel - 1];
2615  for (which = 0; table[which].dstbpp; ++which) {
2616  if (MASKOK(srcfmt->Rmask, table[which].srcR) &&
2617  MASKOK(srcfmt->Gmask, table[which].srcG) &&
2618  MASKOK(srcfmt->Bmask, table[which].srcB) &&
2619  MASKOK(dstfmt->Rmask, table[which].dstR) &&
2620  MASKOK(dstfmt->Gmask, table[which].dstG) &&
2621  MASKOK(dstfmt->Bmask, table[which].dstB) &&
2622  dstfmt->BytesPerPixel == table[which].dstbpp &&
2623  (a_need & table[which].alpha) == a_need &&
2624  ((table[which].blit_features & GetBlitFeatures()) ==
2625  table[which].blit_features))
2626  break;
2627  }
2628  blitfun = table[which].blitfunc;
2629 
2630  if (blitfun == BlitNtoN) { /* default C fallback catch-all. Slow! */
2631  if (srcfmt->format == SDL_PIXELFORMAT_ARGB2101010) {
2632  blitfun = Blit2101010toN;
2633  } else if (dstfmt->format == SDL_PIXELFORMAT_ARGB2101010) {
2634  blitfun = BlitNto2101010;
2635  } else if (srcfmt->BytesPerPixel == 4 &&
2636  dstfmt->BytesPerPixel == 4 &&
2637  srcfmt->Rmask == dstfmt->Rmask &&
2638  srcfmt->Gmask == dstfmt->Gmask &&
2639  srcfmt->Bmask == dstfmt->Bmask) {
2640  if (a_need == COPY_ALPHA) {
2641  if (srcfmt->Amask == dstfmt->Amask) {
2642  /* Fastpath C fallback: 32bit RGBA<->RGBA blit with matching RGBA */
2643  blitfun = Blit4to4CopyAlpha;
2644  } else {
2645  blitfun = BlitNtoNCopyAlpha;
2646  }
2647  } else {
2648  /* Fastpath C fallback: 32bit RGB<->RGBA blit with matching RGB */
2649  blitfun = Blit4to4MaskAlpha;
2650  }
2651  } else if (a_need == COPY_ALPHA) {
2652  blitfun = BlitNtoNCopyAlpha;
2653  }
2654  }
2655  }
2656  return (blitfun);
2657 
2658  case SDL_COPY_COLORKEY:
2659  /* colorkey blit: Here we don't have too many options, mostly
2660  because RLE is the preferred fast way to deal with this.
2661  If a particular case turns out to be useful we'll add it. */
2662 
2663  if (srcfmt->BytesPerPixel == 2 && surface->map->identity)
2664  return Blit2to2Key;
2665  else if (dstfmt->BytesPerPixel == 1)
2666  return BlitNto1Key;
2667  else {
2668 #if SDL_ALTIVEC_BLITTERS
2669  if ((srcfmt->BytesPerPixel == 4) && (dstfmt->BytesPerPixel == 4)
2670  && SDL_HasAltiVec()) {
2671  return Blit32to32KeyAltivec;
2672  } else
2673 #endif
2674  if (srcfmt->Amask && dstfmt->Amask) {
2675  return BlitNtoNKeyCopyAlpha;
2676  } else {
2677  return BlitNtoNKey;
2678  }
2679  }
2680  }
2681 
2682  return NULL;
2683 }
SDL_BlitFunc blitfunc
Definition: SDL_blit_N.c:2504
#define SDL_HasAltiVec
Uint32 srcG
Definition: SDL_blit_N.c:2500
Uint32 srcB
Definition: SDL_blit_N.c:2500
#define MASKOK(x, y)
Definition: SDL_blit_N.c:2572
GLenum GLsizei GLenum GLenum const void * table
#define SDL_COPY_COLORKEY
Definition: SDL_blit.h:39
Uint32 dstB
Definition: SDL_blit_N.c:2502
Uint32 dstR
Definition: SDL_blit_N.c:2502
Uint8 BytesPerPixel
Definition: SDL_pixels.h:318
static void BlitNto2101010(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2467
#define SDL_COPY_RLE_MASK
Definition: SDL_blit.h:44
enum blit_features blit_features
Definition: SDL_blit_N.c:2503
Uint32 srcR
Definition: SDL_blit_N.c:2500
static void BlitNtoNCopyAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2220
struct SDL_BlitMap * map
Definition: SDL_surface.h:88
Uint32 dstG
Definition: SDL_blit_N.c:2502
static void Blit2to2Key(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2315
Uint8 BitsPerPixel
Definition: SDL_pixels.h:317
static void Blit4to4MaskAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2109
static void BlitNto1Key(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2249
static void Blit_RGB888_index8(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:933
SDL_Surface * dst
Definition: SDL_blit.h:87
#define NULL
Definition: begin_code.h:143
SDL_PixelFormat * format
Definition: SDL_surface.h:72
static const struct blit_table *const normal_blit[]
Definition: SDL_blit_N.c:2567
static void BlitNtoNKey(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2349
static void Blit2101010toN(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2435
static void BlitNtoNKeyCopyAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2392
#define GetBlitFeatures()
Definition: SDL_blit_N.c:882
void(* SDL_BlitFunc)(SDL_BlitInfo *info)
Definition: SDL_blit.h:73
static void Blit_RGB101010_index8(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:1043
blit_features
Definition: SDL_blit_N.c:32
static void Blit4to4CopyAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2159
static void BlitNtoN(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2185
enum blit_table::@27 alpha
int identity
Definition: SDL_blit.h:88
SDL_BlitInfo info
Definition: SDL_blit.h:91
static void BlitNto1(SDL_BlitInfo *info)
Definition: SDL_blit_N.c:2014

Variable Documentation

◆ SDL_expand_byte

Uint8* SDL_expand_byte[9]

Definition at line 71 of file SDL_pixels.c.

Referenced by SDL_GetRGB(), and SDL_GetRGBA().