diff options
Diffstat (limited to 'src/mesa/drivers/dri/common/spantmp.h')
| -rw-r--r-- | src/mesa/drivers/dri/common/spantmp.h | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/common/spantmp.h b/src/mesa/drivers/dri/common/spantmp.h new file mode 100644 index 00000000000..888be0465e5 --- /dev/null +++ b/src/mesa/drivers/dri/common/spantmp.h @@ -0,0 +1,259 @@ +#ifndef DBG +#define DBG 0 +#endif + +#ifndef HW_WRITE_LOCK +#define HW_WRITE_LOCK() HW_LOCK() +#endif + +#ifndef HW_WRITE_UNLOCK +#define HW_WRITE_UNLOCK() HW_UNLOCK() +#endif + +#ifndef HW_READ_LOCK +#define HW_READ_LOCK() HW_LOCK() +#endif + +#ifndef HW_READ_UNLOCK +#define HW_READ_UNLOCK() HW_UNLOCK() +#endif + +#ifndef HW_READ_CLIPLOOP +#define HW_READ_CLIPLOOP() HW_CLIPLOOP() +#endif + +#ifndef HW_WRITE_CLIPLOOP +#define HW_WRITE_CLIPLOOP() HW_CLIPLOOP() +#endif + + +static void TAG(WriteRGBASpan)( const GLcontext *ctx, + GLuint n, GLint x, GLint y, + const GLubyte rgba[][4], + const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + GLint x1; + GLint n1; + LOCAL_VARS; + + y = Y_FLIP(y); + + HW_WRITE_CLIPLOOP() + { + GLint i = 0; + CLIPSPAN(x,y,n,x1,n1,i); + + if (DBG) fprintf(stderr, "WriteRGBASpan %d..%d (x1 %d)\n", + (int)i, (int)n1, (int)x1); + + if (mask) + { + for (;n1>0;i++,x1++,n1--) + if (mask[i]) + WRITE_RGBA( x1, y, + rgba[i][0], rgba[i][1], + rgba[i][2], rgba[i][3] ); + } + else + { + for (;n1>0;i++,x1++,n1--) + WRITE_RGBA( x1, y, + rgba[i][0], rgba[i][1], + rgba[i][2], rgba[i][3] ); + } + } + HW_ENDCLIPLOOP(); + } + HW_WRITE_UNLOCK(); +} + +static void TAG(WriteRGBSpan)( const GLcontext *ctx, + GLuint n, GLint x, GLint y, + const GLubyte rgb[][3], + const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + GLint x1; + GLint n1; + LOCAL_VARS; + + y = Y_FLIP(y); + + HW_WRITE_CLIPLOOP() + { + GLint i = 0; + CLIPSPAN(x,y,n,x1,n1,i); + + if (DBG) fprintf(stderr, "WriteRGBSpan %d..%d (x1 %d)\n", + (int)i, (int)n1, (int)x1); + + if (mask) + { + for (;n1>0;i++,x1++,n1--) + if (mask[i]) + WRITE_RGBA( x1, y, rgb[i][0], rgb[i][1], rgb[i][2], 255 ); + } + else + { + for (;n1>0;i++,x1++,n1--) + WRITE_RGBA( x1, y, rgb[i][0], rgb[i][1], rgb[i][2], 255 ); + } + } + HW_ENDCLIPLOOP(); + } + HW_WRITE_UNLOCK(); +} + +static void TAG(WriteRGBAPixels)( const GLcontext *ctx, + GLuint n, + const GLint x[], + const GLint y[], + const GLubyte rgba[][4], + const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + GLint i; + LOCAL_VARS; + + if (DBG) fprintf(stderr, "WriteRGBAPixels\n"); + + HW_WRITE_CLIPLOOP() + { + for (i=0;i<n;i++) + { + if (mask[i]) { + const int fy = Y_FLIP(y[i]); + if (CLIPPIXEL(x[i],fy)) + WRITE_RGBA( x[i], fy, + rgba[i][0], rgba[i][1], + rgba[i][2], rgba[i][3] ); + } + } + } + HW_ENDCLIPLOOP(); + } + HW_WRITE_UNLOCK(); +} + + +static void TAG(WriteMonoRGBASpan)( const GLcontext *ctx, + GLuint n, GLint x, GLint y, + const GLchan color[4], + const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + GLint x1; + GLint n1; + LOCAL_VARS; + INIT_MONO_PIXEL(p, color); + + y = Y_FLIP( y ); + + if (DBG) fprintf(stderr, "WriteMonoRGBASpan\n"); + + HW_WRITE_CLIPLOOP() + { + GLint i = 0; + CLIPSPAN(x,y,n,x1,n1,i); + for (;n1>0;i++,x1++,n1--) + if (mask[i]) + WRITE_PIXEL( x1, y, p ); + } + HW_ENDCLIPLOOP(); + } + HW_WRITE_UNLOCK(); +} + + +static void TAG(WriteMonoRGBAPixels)( const GLcontext *ctx, + GLuint n, + const GLint x[], const GLint y[], + const GLchan color[], + const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + GLint i; + LOCAL_VARS; + INIT_MONO_PIXEL(p, color); + + if (DBG) fprintf(stderr, "WriteMonoRGBAPixels\n"); + + HW_WRITE_CLIPLOOP() + { + for (i=0;i<n;i++) + if (mask[i]) { + int fy = Y_FLIP(y[i]); + if (CLIPPIXEL( x[i], fy )) + WRITE_PIXEL( x[i], fy, p ); + } + } + HW_ENDCLIPLOOP(); + } + HW_WRITE_UNLOCK(); +} + + +static void TAG(ReadRGBASpan)( const GLcontext *ctx, + GLuint n, GLint x, GLint y, + GLubyte rgba[][4]) +{ + HW_READ_LOCK() + { + GLint x1,n1; + LOCAL_VARS; + + y = Y_FLIP(y); + + if (DBG) fprintf(stderr, "ReadRGBASpan\n"); + + HW_READ_CLIPLOOP() + { + GLint i = 0; + CLIPSPAN(x,y,n,x1,n1,i); + for (;n1>0;i++,x1++,n1--) + READ_RGBA( rgba[i], x1, y ); + } + HW_ENDCLIPLOOP(); + } + HW_READ_UNLOCK(); +} + + +static void TAG(ReadRGBAPixels)( const GLcontext *ctx, + GLuint n, const GLint x[], const GLint y[], + GLubyte rgba[][4], const GLubyte mask[] ) +{ + HW_READ_LOCK() + { + GLint i; + LOCAL_VARS; + + if (DBG) fprintf(stderr, "ReadRGBAPixels\n"); + + HW_READ_CLIPLOOP() + { + for (i=0;i<n;i++) + if (mask[i]) { + int fy = Y_FLIP( y[i] ); + if (CLIPPIXEL( x[i], fy )) + READ_RGBA( rgba[i], x[i], fy ); + } + } + HW_ENDCLIPLOOP(); + } + HW_READ_UNLOCK(); +} + + + + +#undef WRITE_PIXEL +#undef WRITE_RGBA +#undef READ_RGBA +#undef TAG |