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-rw-r--r--mesalib/src/mesa/drivers/dri/common/depthtmp.h60
-rw-r--r--mesalib/src/mesa/drivers/dri/common/dri_util.c8
-rw-r--r--mesalib/src/mesa/drivers/dri/common/drisw_util.c8
-rw-r--r--mesalib/src/mesa/drivers/dri/common/spantmp2.h159
-rw-r--r--mesalib/src/mesa/drivers/dri/common/stenciltmp.h431
5 files changed, 198 insertions, 468 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
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-19 21:43:34 +0000