+/*
+ * Copyright 2000-2001 VA Linux Systems, Inc.
+ * (C) Copyright IBM Corporation 2002, 2003
+ * 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
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, 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 (including the next
+ * paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS 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.
+ *
+ * Authors:
+ * Keith Whitwell <keithw@tungstengraphics.com>
+ * Gareth Hughes <gareth@nvidia.com>
+ */
+
+#include "spantmp_common.h"
+
#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
#endif
-static void TAG(WriteRGBASpan)( const GLcontext *ctx,
+static void TAG(WriteRGBASpan)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
GLuint n, GLint x, GLint y,
- const GLubyte rgba[][4],
- const GLubyte mask[] )
+ const void *values, const GLubyte mask[] )
{
HW_WRITE_LOCK()
{
+ const GLubyte (*rgba)[4] = (const GLubyte (*)[4]) values;
GLint x1;
GLint n1;
LOCAL_VARS;
HW_WRITE_UNLOCK();
}
-static void TAG(WriteRGBSpan)( const GLcontext *ctx,
+static void TAG(WriteRGBSpan)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
GLuint n, GLint x, GLint y,
- const GLubyte rgb[][3],
- const GLubyte mask[] )
+ const void *values, const GLubyte mask[] )
{
HW_WRITE_LOCK()
{
+ const GLubyte (*rgb)[3] = (const GLubyte (*)[3]) values;
GLint x1;
GLint n1;
LOCAL_VARS;
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[] )
+static void TAG(WriteRGBAPixels)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
+ GLuint n, const GLint x[], const GLint y[],
+ const void *values, const GLubyte mask[] )
{
HW_WRITE_LOCK()
{
- GLint i;
+ const GLubyte (*rgba)[4] = (const GLubyte (*)[4]) values;
+ GLuint i;
LOCAL_VARS;
if (DBG) fprintf(stderr, "WriteRGBAPixels\n");
HW_WRITE_CLIPLOOP()
{
- for (i=0;i<n;i++)
+ if (mask)
+ {
+ 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] );
+ }
+ }
+ }
+ else
{
- if (mask[i]) {
+ for (i=0;i<n;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();
}
-static void TAG(WriteMonoRGBASpan)( const GLcontext *ctx,
+static void TAG(WriteMonoRGBASpan)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
GLuint n, GLint x, GLint y,
- const GLchan color[4],
+ const void *value,
const GLubyte mask[] )
{
HW_WRITE_LOCK()
{
+ const GLubyte *color = (const GLubyte *) value;
GLint x1;
GLint n1;
LOCAL_VARS;
{
GLint i = 0;
CLIPSPAN(x,y,n,x1,n1,i);
- for (;n1>0;i++,x1++,n1--)
- if (mask[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();
}
}
-static void TAG(WriteMonoRGBAPixels)( const GLcontext *ctx,
+static void TAG(WriteMonoRGBAPixels)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
GLuint n,
- const GLint x[], const GLint y[],
- const GLchan color[],
- const GLubyte mask[] )
+ const GLint x[], const GLint y[],
+ const void *value,
+ const GLubyte mask[] )
{
HW_WRITE_LOCK()
{
- GLint i;
+ const GLubyte *color = (const GLubyte *) value;
+ GLuint i;
LOCAL_VARS;
INIT_MONO_PIXEL(p, color);
HW_WRITE_CLIPLOOP()
{
- for (i=0;i<n;i++)
- if (mask[i]) {
+ 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();
}
}
-static void TAG(ReadRGBASpan)( const GLcontext *ctx,
+static void TAG(ReadRGBASpan)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
GLuint n, GLint x, GLint y,
- GLubyte rgba[][4])
+ void *values)
{
HW_READ_LOCK()
{
+ GLubyte (*rgba)[4] = (GLubyte (*)[4]) values;
GLint x1,n1;
LOCAL_VARS;
}
-static void TAG(ReadRGBAPixels)( const GLcontext *ctx,
+static void TAG(ReadRGBAPixels)( GLcontext *ctx,
+ struct gl_renderbuffer *rb,
GLuint n, const GLint x[], const GLint y[],
- GLubyte rgba[][4], const GLubyte mask[] )
+ void *values )
{
HW_READ_LOCK()
{
- GLint i;
+ GLubyte (*rgba)[4] = (GLubyte (*)[4]) values;
+ GLuint 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 );
- }
+ for (i=0;i<n;i++) {
+ int fy = Y_FLIP( y[i] );
+ if (CLIPPIXEL( x[i], fy ))
+ READ_RGBA( rgba[i], x[i], fy );
+ }
}
HW_ENDCLIPLOOP();
}
}
+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);
+ rb->GetRow = TAG(ReadRGBASpan);
+}
#undef WRITE_PIXEL
projects / mesa.git / blobdiff