diff options
Diffstat (limited to 'mesalib/src/mesa/drivers/dri')
-rw-r--r-- | mesalib/src/mesa/drivers/dri/common/depthtmp.h | 60 | ||||
-rw-r--r-- | mesalib/src/mesa/drivers/dri/common/dri_util.c | 8 | ||||
-rw-r--r-- | mesalib/src/mesa/drivers/dri/common/drisw_util.c | 8 | ||||
-rw-r--r-- | mesalib/src/mesa/drivers/dri/common/spantmp2.h | 159 | ||||
-rw-r--r-- | mesalib/src/mesa/drivers/dri/common/stenciltmp.h | 431 | ||||
-rw-r--r-- | mesalib/src/mesa/drivers/dri/swrast/swrast_span.c | 24 | ||||
-rw-r--r-- | mesalib/src/mesa/drivers/dri/swrast/swrast_spantemp.h | 542 |
7 files changed, 421 insertions, 811 deletions
diff --git a/mesalib/src/mesa/drivers/dri/common/depthtmp.h b/mesalib/src/mesa/drivers/dri/common/depthtmp.h index c6e2bb75c..d8f259f67 100644 --- a/mesalib/src/mesa/drivers/dri/common/depthtmp.h +++ b/mesalib/src/mesa/drivers/dri/common/depthtmp.h @@ -71,63 +71,6 @@ static void TAG(WriteDepthSpan)( struct gl_context *ctx, } -#if HAVE_HW_DEPTH_SPANS -/* implement MonoWriteDepthSpan() in terms of WriteDepthSpan() */ -static void -TAG(WriteMonoDepthSpan)( struct gl_context *ctx, struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - const void *value, const GLubyte mask[] ) -{ - const GLuint depthVal = *((GLuint *) value); - GLuint depths[MAX_WIDTH]; - GLuint i; - for (i = 0; i < n; i++) - depths[i] = depthVal; - TAG(WriteDepthSpan)(ctx, rb, n, x, y, depths, mask); -} -#else -static void TAG(WriteMonoDepthSpan)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - const void *value, - const GLubyte mask[] ) -{ - HW_WRITE_LOCK() - { - const GLuint depth = *((GLuint *) value); - GLint x1; - GLint n1; - LOCAL_DEPTH_VARS; - - y = Y_FLIP( y ); - - HW_CLIPLOOP() - { - GLint i = 0; - CLIPSPAN( x, y, n, x1, n1, i ); - - if ( DBG ) fprintf( stderr, "%s %d..%d (x1 %d) = %u\n", - __FUNCTION__, (int)i, (int)n1, (int)x1, (GLuint)depth ); - - if ( mask ) { - for ( ; n1>0 ; i++, x1++, n1-- ) { - if ( mask[i] ) WRITE_DEPTH( x1, y, depth ); - } - } else { - for ( ; n1>0 ; x1++, n1-- ) { - WRITE_DEPTH( x1, y, depth ); - } - } - } - HW_ENDCLIPLOOP(); - } - HW_WRITE_UNLOCK(); - - (void) ctx; -} -#endif - - static void TAG(WriteDepthPixels)( struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint n, @@ -258,10 +201,7 @@ static void TAG(InitDepthPointers)(struct gl_renderbuffer *rb) rb->GetRow = TAG(ReadDepthSpan); rb->GetValues = TAG(ReadDepthPixels); rb->PutRow = TAG(WriteDepthSpan); - rb->PutRowRGB = NULL; - rb->PutMonoRow = TAG(WriteMonoDepthSpan); rb->PutValues = TAG(WriteDepthPixels); - rb->PutMonoValues = NULL; } diff --git a/mesalib/src/mesa/drivers/dri/common/dri_util.c b/mesalib/src/mesa/drivers/dri/common/dri_util.c index 1640c1448..a153d525d 100644 --- a/mesalib/src/mesa/drivers/dri/common/dri_util.c +++ b/mesalib/src/mesa/drivers/dri/common/dri_util.c @@ -454,14 +454,18 @@ const __DRIcoreExtension driCoreExtension = { /** DRI2 interface */ const __DRIdri2Extension driDRI2Extension = { - { __DRI_DRI2, __DRI_DRI2_VERSION }, + /* Force the version to 2 because the underlying drivers don't (can't!) + * support the extra requirements of CreateContextAttribs. + */ + { __DRI_DRI2, 2 }, dri2CreateNewScreen, dri2CreateNewDrawable, dri2CreateNewContext, dri2GetAPIMask, dri2CreateNewContextForAPI, dri2AllocateBuffer, - dri2ReleaseBuffer + dri2ReleaseBuffer, + NULL }; const __DRI2configQueryExtension dri2ConfigQueryExtension = { diff --git a/mesalib/src/mesa/drivers/dri/common/drisw_util.c b/mesalib/src/mesa/drivers/dri/common/drisw_util.c index 614339eeb..a19123f70 100644 --- a/mesalib/src/mesa/drivers/dri/common/drisw_util.c +++ b/mesalib/src/mesa/drivers/dri/common/drisw_util.c @@ -288,8 +288,12 @@ const __DRIcoreExtension driCoreExtension = { }; const __DRIswrastExtension driSWRastExtension = { - { __DRI_SWRAST, __DRI_SWRAST_VERSION }, + /* Force the version to 2 because the underlying driver don't (can't!) + * support the extra requirements of CreateContextAttribs. + */ + { __DRI_SWRAST, 2 }, driCreateNewScreen, driCreateNewDrawable, - driCreateNewContextForAPI + driCreateNewContextForAPI, + NULL }; diff --git a/mesalib/src/mesa/drivers/dri/common/spantmp2.h b/mesalib/src/mesa/drivers/dri/common/spantmp2.h index 83cfbb164..744dfcd3b 100644 --- a/mesalib/src/mesa/drivers/dri/common/spantmp2.h +++ b/mesalib/src/mesa/drivers/dri/common/spantmp2.h @@ -63,9 +63,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -#define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_565( color[0], color[1], color[2] ) - #define WRITE_RGBA( _x, _y, r, g, b, a ) \ PUT_VALUE(_x, _y, ((((int)r & 0xf8) << 8) | \ (((int)g & 0xfc) << 3) | \ @@ -97,9 +94,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -#define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_565_REV( color[0], color[1], color[2] ) - #define WRITE_RGBA( _x, _y, r, g, b, a ) \ PUT_VALUE(_x, _y, PACK_COLOR_565_REV( r, g, b )) @@ -130,9 +124,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -#define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_4444_REV(color[3], color[0], color[1], color[2]) - #define WRITE_RGBA( _x, _y, r, g, b, a ) \ PUT_VALUE(_x, _y, PACK_COLOR_4444_REV(a, r, g, b)) \ @@ -163,9 +154,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -#define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_4444(color[3], color[0], color[1], color[2]) - #define WRITE_RGBA( _x, _y, r, g, b, a ) \ PUT_VALUE(_x, _y, PACK_COLOR_4444(a, r, g, b)) \ @@ -196,9 +184,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -#define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_1555(color[3], color[0], color[1], color[2]) - #define WRITE_RGBA( _x, _y, r, g, b, a ) \ PUT_VALUE(_x, _y, PACK_COLOR_1555(a, r, g, b)) \ @@ -228,9 +213,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -#define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_1555_REV(color[3], color[0], color[1], color[2]) - #define WRITE_RGBA( _x, _y, r, g, b, a ) \ PUT_VALUE(_x, _y, PACK_COLOR_1555_REV(a, r, g, b)) \ @@ -261,9 +243,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLuint *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -# define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_8888(color[3], color[0], color[1], color[2]) - # define WRITE_RGBA(_x, _y, r, g, b, a) \ PUT_VALUE(_x, _y, ((r << 16) | \ (g << 8) | \ @@ -316,9 +295,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLuint *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -# define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_8888(color[2], color[1], color[0], color[3]) - # define WRITE_RGBA(_x, _y, r, g, b, a) \ PUT_VALUE(_x, _y, ((r << 8) | \ (g << 16) | \ @@ -374,9 +350,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLuint *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -# define INIT_MONO_PIXEL(p, color) \ - p = PACK_COLOR_8888(0xff, color[0], color[1], color[2]) - # define WRITE_RGBA(_x, _y, r, g, b, a) \ PUT_VALUE(_x, _y, ((r << 16) | \ (g << 8) | \ @@ -428,9 +401,6 @@ #define PUT_VALUE(_x, _y, _v) *(volatile GLubyte *)(GET_PTR(_x, _y)) = (_v) #endif /* GET_VALUE */ -# define INIT_MONO_PIXEL(p, color) \ - p = color[3] - # define WRITE_RGBA(_x, _y, r, g, b, a) \ PUT_VALUE(_x, _y, a | (r & 0 /* quiet warnings */)) @@ -505,46 +475,6 @@ static void TAG(WriteRGBASpan)( struct gl_context *ctx, HW_WRITE_UNLOCK(); } -static void TAG(WriteRGBSpan)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - const void *values, const GLubyte mask[] ) -{ - (void) ctx; - - HW_WRITE_LOCK() - { - const GLubyte (*rgb)[3] = (const GLubyte (*)[3]) values; - 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)( struct gl_context *ctx, struct gl_renderbuffer *rb, @@ -594,91 +524,6 @@ static void TAG(WriteRGBAPixels)( struct gl_context *ctx, } -static void TAG(WriteMonoRGBASpan)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - const void *value, const GLubyte mask[] ) -{ - (void) ctx; - - HW_WRITE_LOCK() - { - const GLubyte *color = (const GLubyte *) value; - 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); - if (mask) - { - for (;n1>0;i++,x1++,n1--) - if (mask[i]) - WRITE_PIXEL( x1, y, p ); - } - else - { - for (;n1>0;i++,x1++,n1--) - WRITE_PIXEL( x1, y, p ); - } - } - HW_ENDCLIPLOOP(); - } - HW_WRITE_UNLOCK(); -} - - -static void TAG(WriteMonoRGBAPixels)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, - const GLint x[], const GLint y[], - const void *value, - const GLubyte mask[] ) -{ - (void) ctx; - - HW_WRITE_LOCK() - { - const GLubyte *color = (const GLubyte *) value; - GLint i; - LOCAL_VARS; - INIT_MONO_PIXEL(p, color); - - if (DBG) fprintf(stderr, "WriteMonoRGBAPixels\n"); - - HW_WRITE_CLIPLOOP() - { - if (mask) - { - 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 ); - } - } - else - { - for (i=0;i<n;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)( struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint n, GLint x, GLint y, void *values) @@ -878,10 +723,7 @@ static void TAG(ReadRGBAPixels)( struct gl_context *ctx, static void TAG(InitPointers)(struct gl_renderbuffer *rb) { rb->PutRow = TAG(WriteRGBASpan); - rb->PutRowRGB = TAG(WriteRGBSpan); - rb->PutMonoRow = TAG(WriteMonoRGBASpan); rb->PutValues = TAG(WriteRGBAPixels); - rb->PutMonoValues = TAG(WriteMonoRGBAPixels); rb->GetValues = TAG(ReadRGBAPixels); #if defined(GET_PTR) @@ -923,7 +765,6 @@ static void TAG(InitPointers)(struct gl_renderbuffer *rb) } -#undef INIT_MONO_PIXEL #undef WRITE_PIXEL #undef WRITE_RGBA #undef READ_RGBA diff --git a/mesalib/src/mesa/drivers/dri/common/stenciltmp.h b/mesalib/src/mesa/drivers/dri/common/stenciltmp.h index 2ea2e207a..950d3c4df 100644 --- a/mesalib/src/mesa/drivers/dri/common/stenciltmp.h +++ b/mesalib/src/mesa/drivers/dri/common/stenciltmp.h @@ -1,245 +1,186 @@ -
-#include "spantmp_common.h"
-
-#ifndef DBG
-#define DBG 0
-#endif
-
-#ifndef HAVE_HW_STENCIL_SPANS
-#define HAVE_HW_STENCIL_SPANS 0
-#endif
-
-#ifndef HAVE_HW_STENCIL_PIXELS
-#define HAVE_HW_STENCIL_PIXELS 0
-#endif
-
-static void TAG(WriteStencilSpan)( struct gl_context *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y,
- const void *values, const GLubyte mask[] )
-{
- HW_WRITE_LOCK()
- {
- const GLubyte *stencil = (const GLubyte *) values;
- GLint x1;
- GLint n1;
- LOCAL_STENCIL_VARS;
-
- y = Y_FLIP(y);
-
-#if HAVE_HW_STENCIL_SPANS
- (void) x1; (void) n1;
-
- if (DBG) fprintf(stderr, "WriteStencilSpan 0..%d (x1 %d)\n",
- (int)n1, (int)x1);
-
- WRITE_STENCIL_SPAN();
-#else /* HAVE_HW_STENCIL_SPANS */
- HW_CLIPLOOP()
- {
- GLint i = 0;
- CLIPSPAN(x,y,n,x1,n1,i);
-
- if (DBG) fprintf(stderr, "WriteStencilSpan %d..%d (x1 %d)\n",
- (int)i, (int)n1, (int)x1);
-
- if (mask)
- {
- for (;n1>0;i++,x1++,n1--)
- if (mask[i])
- WRITE_STENCIL( x1, y, stencil[i] );
- }
- else
- {
- for (;n1>0;i++,x1++,n1--)
- WRITE_STENCIL( x1, y, stencil[i] );
- }
- }
- HW_ENDCLIPLOOP();
-#endif /* !HAVE_HW_STENCIL_SPANS */
- }
- HW_WRITE_UNLOCK();
-}
-
-#if HAVE_HW_STENCIL_SPANS
-/* implement MonoWriteDepthSpan() in terms of WriteDepthSpan() */
-static void
-TAG(WriteMonoStencilSpan)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y,
- const void *value, const GLubyte mask[] )
-{
- const GLuint stenVal = *((GLuint *) value);
- GLuint stens[MAX_WIDTH];
- GLuint i;
- for (i = 0; i < n; i++)
- stens[i] = stenVal;
- TAG(WriteStencilSpan)(ctx, rb, n, x, y, stens, mask);
-}
-#else /* HAVE_HW_STENCIL_SPANS */
-static void TAG(WriteMonoStencilSpan)( struct gl_context *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y,
- const void *value,
- const GLubyte mask[] )
-{
- HW_WRITE_LOCK()
- {
- const GLubyte stencil = *((const GLubyte *) value);
- GLint x1;
- GLint n1;
- LOCAL_STENCIL_VARS;
-
- y = Y_FLIP(y);
-
- HW_CLIPLOOP()
- {
- GLint i = 0;
- CLIPSPAN(x,y,n,x1,n1,i);
-
- if (DBG) fprintf(stderr, "WriteStencilSpan %d..%d (x1 %d)\n",
- (int)i, (int)n1, (int)x1);
-
- if (mask)
- {
- for (;n1>0;i++,x1++,n1--)
- if (mask[i])
- WRITE_STENCIL( x1, y, stencil );
- }
- else
- {
- for (;n1>0;i++,x1++,n1--)
- WRITE_STENCIL( x1, y, stencil );
- }
- }
- HW_ENDCLIPLOOP();
- }
- HW_WRITE_UNLOCK();
-}
-#endif /* !HAVE_HW_STENCIL_SPANS */
-
-
-static void TAG(WriteStencilPixels)( struct gl_context *ctx,
- struct gl_renderbuffer *rb,
- GLuint n,
- const GLint x[], const GLint y[],
- const void *values, const GLubyte mask[] )
-{
- HW_WRITE_LOCK()
- {
- const GLubyte *stencil = (const GLubyte *) values;
- GLuint i;
- LOCAL_STENCIL_VARS;
-
- if (DBG) fprintf(stderr, "WriteStencilPixels\n");
-
-#if HAVE_HW_STENCIL_PIXELS
- (void) i;
-
- WRITE_STENCIL_PIXELS();
-#else /* HAVE_HW_STENCIL_PIXELS */
- HW_CLIPLOOP()
- {
- for (i=0;i<n;i++)
- {
- if (mask[i]) {
- const int fy = Y_FLIP(y[i]);
- if (CLIPPIXEL(x[i],fy))
- WRITE_STENCIL( x[i], fy, stencil[i] );
- }
- }
- }
- HW_ENDCLIPLOOP();
-#endif /* !HAVE_HW_STENCIL_PIXELS */
- }
- HW_WRITE_UNLOCK();
-}
-
-
-/* Read stencil spans and pixels
- */
-static void TAG(ReadStencilSpan)( struct gl_context *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y,
- void *values)
-{
- HW_READ_LOCK()
- {
- GLubyte *stencil = (GLubyte *) values;
- GLint x1,n1;
- LOCAL_STENCIL_VARS;
-
- y = Y_FLIP(y);
-
- if (DBG) fprintf(stderr, "ReadStencilSpan\n");
-
-#if HAVE_HW_STENCIL_SPANS
- (void) x1; (void) n1;
-
- READ_STENCIL_SPAN();
-#else /* HAVE_HW_STENCIL_SPANS */
- HW_CLIPLOOP()
- {
- GLint i = 0;
- CLIPSPAN(x,y,n,x1,n1,i);
- for (;n1>0;i++,n1--)
- READ_STENCIL( stencil[i], (x+i), y );
- }
- HW_ENDCLIPLOOP();
-#endif /* !HAVE_HW_STENCIL_SPANS */
- }
- HW_READ_UNLOCK();
-}
-
-static void TAG(ReadStencilPixels)( struct gl_context *ctx,
- struct gl_renderbuffer *rb,
- GLuint n, const GLint x[], const GLint y[],
- void *values )
-{
- HW_READ_LOCK()
- {
- GLubyte *stencil = (GLubyte *) values;
- GLuint i;
- LOCAL_STENCIL_VARS;
-
- if (DBG) fprintf(stderr, "ReadStencilPixels\n");
-
-#if HAVE_HW_STENCIL_PIXELS
- (void) i;
-
- READ_STENCIL_PIXELS();
-#else /* HAVE_HW_STENCIL_PIXELS */
- HW_CLIPLOOP()
- {
- for (i=0;i<n;i++) {
- int fy = Y_FLIP( y[i] );
- if (CLIPPIXEL( x[i], fy ))
- READ_STENCIL( stencil[i], x[i], fy );
- }
- }
- HW_ENDCLIPLOOP();
-#endif /* !HAVE_HW_STENCIL_PIXELS */
- }
- HW_READ_UNLOCK();
-}
-
-
-
-/**
- * Initialize the given renderbuffer's span routines to point to
- * the stencil functions we generated above.
- */
-static void TAG(InitStencilPointers)(struct gl_renderbuffer *rb)
-{
- rb->GetRow = TAG(ReadStencilSpan);
- rb->GetValues = TAG(ReadStencilPixels);
- rb->PutRow = TAG(WriteStencilSpan);
- rb->PutRowRGB = NULL;
- rb->PutMonoRow = TAG(WriteMonoStencilSpan);
- rb->PutValues = TAG(WriteStencilPixels);
- rb->PutMonoValues = NULL;
-}
-
-
-#undef WRITE_STENCIL
-#undef READ_STENCIL
-#undef TAG
+ +#include "spantmp_common.h" + +#ifndef DBG +#define DBG 0 +#endif + +#ifndef HAVE_HW_STENCIL_SPANS +#define HAVE_HW_STENCIL_SPANS 0 +#endif + +#ifndef HAVE_HW_STENCIL_PIXELS +#define HAVE_HW_STENCIL_PIXELS 0 +#endif + +static void TAG(WriteStencilSpan)( struct gl_context *ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const void *values, const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + const GLubyte *stencil = (const GLubyte *) values; + GLint x1; + GLint n1; + LOCAL_STENCIL_VARS; + + y = Y_FLIP(y); + +#if HAVE_HW_STENCIL_SPANS + (void) x1; (void) n1; + + if (DBG) fprintf(stderr, "WriteStencilSpan 0..%d (x1 %d)\n", + (int)n1, (int)x1); + + WRITE_STENCIL_SPAN(); +#else /* HAVE_HW_STENCIL_SPANS */ + HW_CLIPLOOP() + { + GLint i = 0; + CLIPSPAN(x,y,n,x1,n1,i); + + if (DBG) fprintf(stderr, "WriteStencilSpan %d..%d (x1 %d)\n", + (int)i, (int)n1, (int)x1); + + if (mask) + { + for (;n1>0;i++,x1++,n1--) + if (mask[i]) + WRITE_STENCIL( x1, y, stencil[i] ); + } + else + { + for (;n1>0;i++,x1++,n1--) + WRITE_STENCIL( x1, y, stencil[i] ); + } + } + HW_ENDCLIPLOOP(); +#endif /* !HAVE_HW_STENCIL_SPANS */ + } + HW_WRITE_UNLOCK(); +} + + +static void TAG(WriteStencilPixels)( struct gl_context *ctx, + struct gl_renderbuffer *rb, + GLuint n, + const GLint x[], const GLint y[], + const void *values, const GLubyte mask[] ) +{ + HW_WRITE_LOCK() + { + const GLubyte *stencil = (const GLubyte *) values; + GLuint i; + LOCAL_STENCIL_VARS; + + if (DBG) fprintf(stderr, "WriteStencilPixels\n"); + +#if HAVE_HW_STENCIL_PIXELS + (void) i; + + WRITE_STENCIL_PIXELS(); +#else /* HAVE_HW_STENCIL_PIXELS */ + HW_CLIPLOOP() + { + for (i=0;i<n;i++) + { + if (mask[i]) { + const int fy = Y_FLIP(y[i]); + if (CLIPPIXEL(x[i],fy)) + WRITE_STENCIL( x[i], fy, stencil[i] ); + } + } + } + HW_ENDCLIPLOOP(); +#endif /* !HAVE_HW_STENCIL_PIXELS */ + } + HW_WRITE_UNLOCK(); +} + + +/* Read stencil spans and pixels + */ +static void TAG(ReadStencilSpan)( struct gl_context *ctx, + struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + void *values) +{ + HW_READ_LOCK() + { + GLubyte *stencil = (GLubyte *) values; + GLint x1,n1; + LOCAL_STENCIL_VARS; + + y = Y_FLIP(y); + + if (DBG) fprintf(stderr, "ReadStencilSpan\n"); + +#if HAVE_HW_STENCIL_SPANS + (void) x1; (void) n1; + + READ_STENCIL_SPAN(); +#else /* HAVE_HW_STENCIL_SPANS */ + HW_CLIPLOOP() + { + GLint i = 0; + CLIPSPAN(x,y,n,x1,n1,i); + for (;n1>0;i++,n1--) + READ_STENCIL( stencil[i], (x+i), y ); + } + HW_ENDCLIPLOOP(); +#endif /* !HAVE_HW_STENCIL_SPANS */ + } + HW_READ_UNLOCK(); +} + +static void TAG(ReadStencilPixels)( struct gl_context *ctx, + struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + void *values ) +{ + HW_READ_LOCK() + { + GLubyte *stencil = (GLubyte *) values; + GLuint i; + LOCAL_STENCIL_VARS; + + if (DBG) fprintf(stderr, "ReadStencilPixels\n"); + +#if HAVE_HW_STENCIL_PIXELS + (void) i; + + READ_STENCIL_PIXELS(); +#else /* HAVE_HW_STENCIL_PIXELS */ + HW_CLIPLOOP() + { + for (i=0;i<n;i++) { + int fy = Y_FLIP( y[i] ); + if (CLIPPIXEL( x[i], fy )) + READ_STENCIL( stencil[i], x[i], fy ); + } + } + HW_ENDCLIPLOOP(); +#endif /* !HAVE_HW_STENCIL_PIXELS */ + } + HW_READ_UNLOCK(); +} + + + +/** + * Initialize the given renderbuffer's span routines to point to + * the stencil functions we generated above. + */ +static void TAG(InitStencilPointers)(struct gl_renderbuffer *rb) +{ + rb->GetRow = TAG(ReadStencilSpan); + rb->GetValues = TAG(ReadStencilPixels); + rb->PutRow = TAG(WriteStencilSpan); + rb->PutValues = TAG(WriteStencilPixels); +} + + +#undef WRITE_STENCIL +#undef READ_STENCIL +#undef TAG diff --git a/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c b/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c index 772d09f5a..ba6174f9d 100644 --- a/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c +++ b/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c @@ -276,37 +276,25 @@ swrast_set_span_funcs_back(struct swrast_renderbuffer *xrb, xrb->Base.GetRow = get_row_A8R8G8B8; xrb->Base.GetValues = get_values_A8R8G8B8; xrb->Base.PutRow = put_row_A8R8G8B8; - xrb->Base.PutRowRGB = put_row_rgb_A8R8G8B8; - xrb->Base.PutMonoRow = put_mono_row_A8R8G8B8; xrb->Base.PutValues = put_values_A8R8G8B8; - xrb->Base.PutMonoValues = put_mono_values_A8R8G8B8; break; case PF_X8R8G8B8: xrb->Base.GetRow = get_row_X8R8G8B8; xrb->Base.GetValues = get_values_X8R8G8B8; xrb->Base.PutRow = put_row_X8R8G8B8; - xrb->Base.PutRowRGB = put_row_rgb_X8R8G8B8; - xrb->Base.PutMonoRow = put_mono_row_X8R8G8B8; xrb->Base.PutValues = put_values_X8R8G8B8; - xrb->Base.PutMonoValues = put_mono_values_X8R8G8B8; break; case PF_R5G6B5: xrb->Base.GetRow = get_row_R5G6B5; xrb->Base.GetValues = get_values_R5G6B5; xrb->Base.PutRow = put_row_R5G6B5; - xrb->Base.PutRowRGB = put_row_rgb_R5G6B5; - xrb->Base.PutMonoRow = put_mono_row_R5G6B5; xrb->Base.PutValues = put_values_R5G6B5; - xrb->Base.PutMonoValues = put_mono_values_R5G6B5; break; case PF_R3G3B2: xrb->Base.GetRow = get_row_R3G3B2; xrb->Base.GetValues = get_values_R3G3B2; xrb->Base.PutRow = put_row_R3G3B2; - xrb->Base.PutRowRGB = put_row_rgb_R3G3B2; - xrb->Base.PutMonoRow = put_mono_row_R3G3B2; xrb->Base.PutValues = put_values_R3G3B2; - xrb->Base.PutMonoValues = put_mono_values_R3G3B2; break; default: assert(0); @@ -332,37 +320,25 @@ swrast_set_span_funcs_front(struct swrast_renderbuffer *xrb, xrb->Base.GetRow = get_row_A8R8G8B8_front; xrb->Base.GetValues = get_values_A8R8G8B8_front; xrb->Base.PutRow = put_row_A8R8G8B8_front; - xrb->Base.PutRowRGB = put_row_rgb_A8R8G8B8_front; - xrb->Base.PutMonoRow = put_mono_row_A8R8G8B8_front; xrb->Base.PutValues = put_values_A8R8G8B8_front; - xrb->Base.PutMonoValues = put_mono_values_A8R8G8B8_front; break; case PF_X8R8G8B8: xrb->Base.GetRow = get_row_X8R8G8B8_front; xrb->Base.GetValues = get_values_X8R8G8B8_front; xrb->Base.PutRow = put_row_X8R8G8B8_front; - xrb->Base.PutRowRGB = put_row_rgb_X8R8G8B8_front; - xrb->Base.PutMonoRow = put_mono_row_X8R8G8B8_front; xrb->Base.PutValues = put_values_X8R8G8B8_front; - xrb->Base.PutMonoValues = put_mono_values_X8R8G8B8_front; break; case PF_R5G6B5: xrb->Base.GetRow = get_row_R5G6B5_front; xrb->Base.GetValues = get_values_R5G6B5_front; xrb->Base.PutRow = put_row_R5G6B5_front; - xrb->Base.PutRowRGB = put_row_rgb_R5G6B5_front; - xrb->Base.PutMonoRow = put_mono_row_R5G6B5_front; xrb->Base.PutValues = put_values_R5G6B5_front; - xrb->Base.PutMonoValues = put_mono_values_R5G6B5_front; break; case PF_R3G3B2: xrb->Base.GetRow = get_row_R3G3B2_front; xrb->Base.GetValues = get_values_R3G3B2_front; xrb->Base.PutRow = put_row_R3G3B2_front; - xrb->Base.PutRowRGB = put_row_rgb_R3G3B2_front; - xrb->Base.PutMonoRow = put_mono_row_R3G3B2_front; xrb->Base.PutValues = put_values_R3G3B2_front; - xrb->Base.PutMonoValues = put_mono_values_R3G3B2_front; break; default: assert(0); diff --git a/mesalib/src/mesa/drivers/dri/swrast/swrast_spantemp.h b/mesalib/src/mesa/drivers/dri/swrast/swrast_spantemp.h index 0d2703ca5..50671193e 100644 --- a/mesalib/src/mesa/drivers/dri/swrast/swrast_spantemp.h +++ b/mesalib/src/mesa/drivers/dri/swrast/swrast_spantemp.h @@ -1,319 +1,223 @@ -/*
- * Mesa 3-D graphics library
- * Version: 6.5.1
- *
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-
-/*
- * Modified version of swrast/s_spantemp.h for front-buffer rendering. The
- * no-mask paths use a scratch row to avoid repeated calls to the loader.
- *
- * For the mask paths we always use an array of 4 elements of RB_TYPE. This is
- * to satisfy the xorg loader requirement of an image pitch of 32 bits and
- * should be ok for other loaders also.
- */
-
-
-#ifndef _SWRAST_SPANTEMP_ONCE
-#define _SWRAST_SPANTEMP_ONCE
-
-static INLINE void
-PUT_PIXEL( struct gl_context *glCtx, GLint x, GLint y, GLvoid *p )
-{
- __DRIcontext *ctx = swrast_context(glCtx)->cPriv;
- __DRIdrawable *draw = swrast_drawable(glCtx->DrawBuffer)->dPriv;
-
- __DRIscreen *screen = ctx->driScreenPriv;
-
- screen->swrast_loader->putImage(draw, __DRI_SWRAST_IMAGE_OP_DRAW,
- x, y, 1, 1, (char *)p,
- draw->loaderPrivate);
-}
-
-
-static INLINE void
-GET_PIXEL( struct gl_context *glCtx, GLint x, GLint y, GLubyte *p )
-{
- __DRIcontext *ctx = swrast_context(glCtx)->cPriv;
- __DRIdrawable *read = swrast_drawable(glCtx->ReadBuffer)->dPriv;
-
- __DRIscreen *screen = ctx->driScreenPriv;
-
- screen->swrast_loader->getImage(read, x, y, 1, 1, (char *)p,
- read->loaderPrivate);
-}
-
-static INLINE void
-PUT_ROW( struct gl_context *glCtx, GLint x, GLint y, GLuint n, char *row )
-{
- __DRIcontext *ctx = swrast_context(glCtx)->cPriv;
- __DRIdrawable *draw = swrast_drawable(glCtx->DrawBuffer)->dPriv;
-
- __DRIscreen *screen = ctx->driScreenPriv;
-
- screen->swrast_loader->putImage(draw, __DRI_SWRAST_IMAGE_OP_DRAW,
- x, y, n, 1, row,
- draw->loaderPrivate);
-}
-
-static INLINE void
-GET_ROW( struct gl_context *glCtx, GLint x, GLint y, GLuint n, char *row )
-{
- __DRIcontext *ctx = swrast_context(glCtx)->cPriv;
- __DRIdrawable *read = swrast_drawable(glCtx->ReadBuffer)->dPriv;
-
- __DRIscreen *screen = ctx->driScreenPriv;
-
- screen->swrast_loader->getImage(read, x, y, n, 1, row,
- read->loaderPrivate);
-}
-
-#endif /* _SWRAST_SPANTEMP_ONCE */
-
-
-/*
- * Templates for the span/pixel-array write/read functions called via
- * the gl_renderbuffer's GetRow, GetValues, PutRow, PutMonoRow, PutValues
- * and PutMonoValues functions.
- *
- * Define the following macros before including this file:
- * NAME(BASE) to generate the function name (i.e. add prefix or suffix)
- * RB_TYPE the renderbuffer DataType
- * SPAN_VARS to declare any local variables
- * INIT_PIXEL_PTR(P, X, Y) to initialize a pointer to a pixel
- * INC_PIXEL_PTR(P) to increment a pixel pointer by one pixel
- * STORE_PIXEL(DST, X, Y, VALUE) to store pixel values in buffer
- * FETCH_PIXEL(DST, SRC) to fetch pixel values from buffer
- *
- * Note that in the STORE_PIXEL macros, we also pass in the (X,Y) coordinates
- * for the pixels to be stored. This is useful when dithering and probably
- * ignored otherwise.
- */
-
-#include "main/macros.h"
-
-
-#if !defined(RB_COMPONENTS)
-#define RB_COMPONENTS 4
-#endif
-
-
-static void
-NAME(get_row)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, GLint x, GLint y, void *values )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- RB_TYPE (*dest)[RB_COMPONENTS] = (RB_TYPE (*)[RB_COMPONENTS]) values;
- GLuint i;
- char *row = swrast_drawable(ctx->ReadBuffer)->row;
- INIT_PIXEL_PTR(pixel, x, y);
- GET_ROW( ctx, x, YFLIP(xrb, y), count, row );
- for (i = 0; i < count; i++) {
- FETCH_PIXEL(dest[i], pixel);
- INC_PIXEL_PTR(pixel);
- }
- (void) rb;
-}
-
-
-static void
-NAME(get_values)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, const GLint x[], const GLint y[], void *values )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- RB_TYPE (*dest)[RB_COMPONENTS] = (RB_TYPE (*)[RB_COMPONENTS]) values;
- GLuint i;
- for (i = 0; i < count; i++) {
- RB_TYPE pixel[4];
- GET_PIXEL(ctx, x[i], YFLIP(xrb, y[i]), pixel);
- FETCH_PIXEL(dest[i], pixel);
- }
- (void) rb;
-}
-
-
-static void
-NAME(put_row)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, GLint x, GLint y,
- const void *values, const GLubyte mask[] )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- const RB_TYPE (*src)[RB_COMPONENTS] = (const RB_TYPE (*)[RB_COMPONENTS]) values;
- GLuint i;
- if (mask) {
- for (i = 0; i < count; i++) {
- if (mask[i]) {
- RB_TYPE row[4];
- INIT_PIXEL_PTR(pixel, x, y);
- STORE_PIXEL(pixel, x + i, y, src[i]);
- PUT_PIXEL(ctx, x + i, YFLIP(xrb, y), pixel);
- }
- }
- }
- else {
- char *row = swrast_drawable(ctx->DrawBuffer)->row;
- INIT_PIXEL_PTR(pixel, x, y);
- for (i = 0; i < count; i++) {
- STORE_PIXEL(pixel, x + i, y, src[i]);
- INC_PIXEL_PTR(pixel);
- }
- PUT_ROW( ctx, x, YFLIP(xrb, y), count, row );
- }
- (void) rb;
-}
-
-
-static void
-NAME(put_row_rgb)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, GLint x, GLint y,
- const void *values, const GLubyte mask[] )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- const RB_TYPE (*src)[3] = (const RB_TYPE (*)[3]) values;
- GLuint i;
- if (mask) {
- for (i = 0; i < count; i++) {
- if (mask[i]) {
- RB_TYPE row[4];
- INIT_PIXEL_PTR(pixel, x, y);
-#ifdef STORE_PIXEL_RGB
- STORE_PIXEL_RGB(pixel, x + i, y, src[i]);
-#else
- STORE_PIXEL(pixel, x + i, y, src[i]);
-#endif
- PUT_PIXEL(ctx, x + i, YFLIP(xrb, y), pixel);
- }
- }
- }
- else {
- char *row = swrast_drawable(ctx->DrawBuffer)->row;
- INIT_PIXEL_PTR(pixel, x, y);
- for (i = 0; i < count; i++) {
-#ifdef STORE_PIXEL_RGB
- STORE_PIXEL_RGB(pixel, x + i, y, src[i]);
-#else
- STORE_PIXEL(pixel, x + i, y, src[i]);
-#endif
- INC_PIXEL_PTR(pixel);
- }
- PUT_ROW( ctx, x, YFLIP(xrb, y), count, row );
- }
- (void) rb;
-}
-
-
-static void
-NAME(put_mono_row)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, GLint x, GLint y,
- const void *value, const GLubyte mask[] )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- const RB_TYPE *src = (const RB_TYPE *) value;
- GLuint i;
- if (mask) {
- for (i = 0; i < count; i++) {
- if (mask[i]) {
- RB_TYPE row[4];
- INIT_PIXEL_PTR(pixel, x, y);
- STORE_PIXEL(pixel, x + i, y, src);
- PUT_PIXEL(ctx, x + i, YFLIP(xrb, y), pixel);
- }
- }
- }
- else {
- char *row = swrast_drawable(ctx->DrawBuffer)->row;
- INIT_PIXEL_PTR(pixel, x, y);
- for (i = 0; i < count; i++) {
- STORE_PIXEL(pixel, x + i, y, src);
- INC_PIXEL_PTR(pixel);
- }
- PUT_ROW( ctx, x, YFLIP(xrb, y), count, row );
- }
- (void) rb;
-}
-
-
-static void
-NAME(put_values)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, const GLint x[], const GLint y[],
- const void *values, const GLubyte mask[] )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- const RB_TYPE (*src)[RB_COMPONENTS] = (const RB_TYPE (*)[RB_COMPONENTS]) values;
- GLuint i;
- ASSERT(mask);
- for (i = 0; i < count; i++) {
- if (mask[i]) {
- RB_TYPE row[4];
- INIT_PIXEL_PTR(pixel, x, y);
- STORE_PIXEL(pixel, x[i], y[i], src[i]);
- PUT_PIXEL(ctx, x[i], YFLIP(xrb, y[i]), pixel);
- }
- }
- (void) rb;
-}
-
-
-static void
-NAME(put_mono_values)( struct gl_context *ctx, struct gl_renderbuffer *rb,
- GLuint count, const GLint x[], const GLint y[],
- const void *value, const GLubyte mask[] )
-{
-#ifdef SPAN_VARS
- SPAN_VARS
-#endif
- const RB_TYPE *src = (const RB_TYPE *) value;
- GLuint i;
- ASSERT(mask);
- for (i = 0; i < count; i++) {
- if (mask[i]) {
- RB_TYPE row[4];
- INIT_PIXEL_PTR(pixel, x, y);
- STORE_PIXEL(pixel, x[i], y[i], src);
- PUT_PIXEL(ctx, x[i], YFLIP(xrb, y[i]), pixel);
- }
- }
- (void) rb;
-}
-
-
-#undef NAME
-#undef RB_TYPE
-#undef RB_COMPONENTS
-#undef SPAN_VARS
-#undef INIT_PIXEL_PTR
-#undef INC_PIXEL_PTR
-#undef STORE_PIXEL
-#undef STORE_PIXEL_RGB
-#undef FETCH_PIXEL
+/* + * Mesa 3-D graphics library + * Version: 6.5.1 + * + * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/* + * Modified version of swrast/s_spantemp.h for front-buffer rendering. The + * no-mask paths use a scratch row to avoid repeated calls to the loader. + * + * For the mask paths we always use an array of 4 elements of RB_TYPE. This is + * to satisfy the xorg loader requirement of an image pitch of 32 bits and + * should be ok for other loaders also. + */ + + +#ifndef _SWRAST_SPANTEMP_ONCE +#define _SWRAST_SPANTEMP_ONCE + +static INLINE void +PUT_PIXEL( struct gl_context *glCtx, GLint x, GLint y, GLvoid *p ) +{ + __DRIcontext *ctx = swrast_context(glCtx)->cPriv; + __DRIdrawable *draw = swrast_drawable(glCtx->DrawBuffer)->dPriv; + + __DRIscreen *screen = ctx->driScreenPriv; + + screen->swrast_loader->putImage(draw, __DRI_SWRAST_IMAGE_OP_DRAW, + x, y, 1, 1, (char *)p, + draw->loaderPrivate); +} + + +static INLINE void +GET_PIXEL( struct gl_context *glCtx, GLint x, GLint y, GLubyte *p ) +{ + __DRIcontext *ctx = swrast_context(glCtx)->cPriv; + __DRIdrawable *read = swrast_drawable(glCtx->ReadBuffer)->dPriv; + + __DRIscreen *screen = ctx->driScreenPriv; + + screen->swrast_loader->getImage(read, x, y, 1, 1, (char *)p, + read->loaderPrivate); +} + +static INLINE void +PUT_ROW( struct gl_context *glCtx, GLint x, GLint y, GLuint n, char *row ) +{ + __DRIcontext *ctx = swrast_context(glCtx)->cPriv; + __DRIdrawable *draw = swrast_drawable(glCtx->DrawBuffer)->dPriv; + + __DRIscreen *screen = ctx->driScreenPriv; + + screen->swrast_loader->putImage(draw, __DRI_SWRAST_IMAGE_OP_DRAW, + x, y, n, 1, row, + draw->loaderPrivate); +} + +static INLINE void +GET_ROW( struct gl_context *glCtx, GLint x, GLint y, GLuint n, char *row ) +{ + __DRIcontext *ctx = swrast_context(glCtx)->cPriv; + __DRIdrawable *read = swrast_drawable(glCtx->ReadBuffer)->dPriv; + + __DRIscreen *screen = ctx->driScreenPriv; + + screen->swrast_loader->getImage(read, x, y, n, 1, row, + read->loaderPrivate); +} + +#endif /* _SWRAST_SPANTEMP_ONCE */ + + +/* + * Templates for the span/pixel-array write/read functions called via + * the gl_renderbuffer's GetRow, GetValues, PutRow and PutValues. + * + * Define the following macros before including this file: + * NAME(BASE) to generate the function name (i.e. add prefix or suffix) + * RB_TYPE the renderbuffer DataType + * SPAN_VARS to declare any local variables + * INIT_PIXEL_PTR(P, X, Y) to initialize a pointer to a pixel + * INC_PIXEL_PTR(P) to increment a pixel pointer by one pixel + * STORE_PIXEL(DST, X, Y, VALUE) to store pixel values in buffer + * FETCH_PIXEL(DST, SRC) to fetch pixel values from buffer + * + * Note that in the STORE_PIXEL macros, we also pass in the (X,Y) coordinates + * for the pixels to be stored. This is useful when dithering and probably + * ignored otherwise. + */ + +#include "main/macros.h" + + +#if !defined(RB_COMPONENTS) +#define RB_COMPONENTS 4 +#endif + + +static void +NAME(get_row)( struct gl_context *ctx, struct gl_renderbuffer *rb, + GLuint count, GLint x, GLint y, void *values ) +{ +#ifdef SPAN_VARS + SPAN_VARS +#endif + RB_TYPE (*dest)[RB_COMPONENTS] = (RB_TYPE (*)[RB_COMPONENTS]) values; + GLuint i; + char *row = swrast_drawable(ctx->ReadBuffer)->row; + INIT_PIXEL_PTR(pixel, x, y); + GET_ROW( ctx, x, YFLIP(xrb, y), count, row ); + for (i = 0; i < count; i++) { + FETCH_PIXEL(dest[i], pixel); + INC_PIXEL_PTR(pixel); + } + (void) rb; +} + + +static void +NAME(get_values)( struct gl_context *ctx, struct gl_renderbuffer *rb, + GLuint count, const GLint x[], const GLint y[], void *values ) +{ +#ifdef SPAN_VARS + SPAN_VARS +#endif + RB_TYPE (*dest)[RB_COMPONENTS] = (RB_TYPE (*)[RB_COMPONENTS]) values; + GLuint i; + for (i = 0; i < count; i++) { + RB_TYPE pixel[4]; + GET_PIXEL(ctx, x[i], YFLIP(xrb, y[i]), pixel); + FETCH_PIXEL(dest[i], pixel); + } + (void) rb; +} + + +static void +NAME(put_row)( struct gl_context *ctx, struct gl_renderbuffer *rb, + GLuint count, GLint x, GLint y, + const void *values, const GLubyte mask[] ) +{ +#ifdef SPAN_VARS + SPAN_VARS +#endif + const RB_TYPE (*src)[RB_COMPONENTS] = (const RB_TYPE (*)[RB_COMPONENTS]) values; + GLuint i; + if (mask) { + for (i = 0; i < count; i++) { + if (mask[i]) { + RB_TYPE row[4]; + INIT_PIXEL_PTR(pixel, x, y); + STORE_PIXEL(pixel, x + i, y, src[i]); + PUT_PIXEL(ctx, x + i, YFLIP(xrb, y), pixel); + } + } + } + else { + char *row = swrast_drawable(ctx->DrawBuffer)->row; + INIT_PIXEL_PTR(pixel, x, y); + for (i = 0; i < count; i++) { + STORE_PIXEL(pixel, x + i, y, src[i]); + INC_PIXEL_PTR(pixel); + } + PUT_ROW( ctx, x, YFLIP(xrb, y), count, row ); + } + (void) rb; +} + + +static void +NAME(put_values)( struct gl_context *ctx, struct gl_renderbuffer *rb, + GLuint count, const GLint x[], const GLint y[], + const void *values, const GLubyte mask[] ) +{ +#ifdef SPAN_VARS + SPAN_VARS +#endif + const RB_TYPE (*src)[RB_COMPONENTS] = (const RB_TYPE (*)[RB_COMPONENTS]) values; + GLuint i; + ASSERT(mask); + for (i = 0; i < count; i++) { + if (mask[i]) { + RB_TYPE row[4]; + INIT_PIXEL_PTR(pixel, x, y); + STORE_PIXEL(pixel, x[i], y[i], src[i]); + PUT_PIXEL(ctx, x[i], YFLIP(xrb, y[i]), pixel); + } + } + (void) rb; +} + + + + +#undef NAME +#undef RB_TYPE +#undef RB_COMPONENTS +#undef SPAN_VARS +#undef INIT_PIXEL_PTR +#undef INC_PIXEL_PTR +#undef STORE_PIXEL +#undef STORE_PIXEL_RGB +#undef FETCH_PIXEL |