/*
* Apply the current logic operator to a span of CI pixels. This is only
* used if the device driver can't do logic ops.
*/
void gl_logicop_ci_span( GLcontext *ctx, GLuint n, GLint x, GLint y,
GLuint index[], const GLubyte mask[] )
{
GLuint dest[MAX_WIDTH];
/* Read dest values from frame buffer */
(*ctx->Driver.ReadCI32Span)( ctx, n, x, y, dest );
index_logicop( ctx, n, index, dest, mask );
}
/*
* Apply the current logic operator to an array of CI pixels. This is only
* used if the device driver can't do logic ops.
*/
void gl_logicop_ci_pixels( GLcontext *ctx,
GLuint n, const GLint x[], const GLint y[],
GLuint index[], const GLubyte mask[] )
{
GLuint dest[PB_SIZE];
/* Read dest values from frame buffer */
(*ctx->Driver.ReadCI32Pixels)( ctx, n, x, y, dest, mask );
index_logicop( ctx, n, index, dest, mask );
}
/*
* Apply the current logic operator to a span of CI pixels. This is only
* used if the device driver can't do logic ops.
*/
void
_mesa_logicop_ci_span( GLcontext *ctx, GLuint n, GLint x, GLint y,
GLuint index[], const GLubyte mask[] )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
GLuint dest[MAX_WIDTH];
/* Read dest values from frame buffer */
(*swrast->Driver.ReadCI32Span)( ctx, n, x, y, dest );
index_logicop( ctx, n, index, dest, mask );
}
/*
* Apply the current logic operator to an array of CI pixels. This is only
* used if the device driver can't do logic ops.
*/
void
_mesa_logicop_ci_pixels( GLcontext *ctx,
GLuint n, const GLint x[], const GLint y[],
GLuint index[], const GLubyte mask[] )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
GLuint dest[PB_SIZE];
/* Read dest values from frame buffer */
(*swrast->Driver.ReadCI32Pixels)( ctx, n, x, y, dest, mask );
index_logicop( ctx, n, index, dest, mask );
}
/*
* Apply the current logic operator to a span of CI pixels. This is only
* used if the device driver can't do logic ops.
*/
void
_swrast_logicop_ci_span( GLcontext *ctx, const struct sw_span *span,
GLuint index[] )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
GLuint dest[MAX_WIDTH];
ASSERT(span->end < MAX_WIDTH);
/* Read dest values from frame buffer */
if (span->arrayMask & SPAN_XY) {
(*swrast->Driver.ReadCI32Pixels)( ctx, span->end,
span->array->x, span->array->y,
dest, span->array->mask );
}
else {
(*swrast->Driver.ReadCI32Span)( ctx, span->end, span->x, span->y, dest );
}
index_logicop( ctx, span->end, index, dest, span->array->mask );
}
