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Diffstat (limited to 'mesalib/src/mesa/drivers/dri/common/stenciltmp.h')
-rw-r--r--mesalib/src/mesa/drivers/dri/common/stenciltmp.h431
1 files changed, 186 insertions, 245 deletions
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 2024-07-08 15:25:06 +0000