More aliasing

svn path=/trunk/netsurf/; revision=6972
This commit is contained in:
John Mark Bell 2009-03-28 19:17:08 +00:00
parent 76755556e0
commit 9badebaf4e

View File

@ -30,6 +30,7 @@
#include "riscos/options.h"
#include "riscos/tinct.h"
#include "riscos/wimp.h"
#include "riscos/wimputils.h"
#include "utils/log.h"
//#define NDEBUG
#define BUFFER_EXCLUSIVE_USER_REDRAW "Only support pure user redraw (faster)"
@ -50,9 +51,10 @@ static os_box clipping;
/** The current save area
*/
static osspriteop_save_area *save_area;
static osspriteop_area *context1;
static osspriteop_id context2;
static osspriteop_save_area *context3;
static int context0;
static int context1;
static int context2;
static int context3;
/** The current sprite mode
*/
@ -146,17 +148,19 @@ void ro_gui_buffer_open(wimp_draw *redraw)
/* if we're not in a numbered screen mode then we need
to build a suitable sprite mode word */
if (mode >= (os_mode)0x100) {
const os_VDU_VAR_LIST(4) vars = {
{ os_MODEVAR_LOG2_BPP,
os_MODEVAR_XEIG_FACTOR,
os_MODEVAR_YEIG_FACTOR,
os_VDUVAR_END_LIST }
static const ns_os_vdu_var_list vars = {
os_MODEVAR_LOG2_BPP,
{
os_MODEVAR_XEIG_FACTOR,
os_MODEVAR_YEIG_FACTOR,
os_VDUVAR_END_LIST
}
};
int xeig, yeig;
int vals[4];
int type;
error = xos_read_vdu_variables((const os_vdu_var_list*)&vars, vals);
error = xos_read_vdu_variables(PTR_OS_VDU_VAR_LIST(&vars), vals);
if (error) {
LOG(("Error reading mode properties '%s'", error->errmess));
ro_gui_buffer_free();
@ -225,9 +229,8 @@ void ro_gui_buffer_open(wimp_draw *redraw)
/* Switch output to sprite
*/
if ((error = xosspriteop_switch_output_to_sprite(osspriteop_PTR,
buffer, (osspriteop_id)(buffer + 1), save_area, 0,
(int *)&context1, (int *)&context2,
(int *)&context3)) != NULL) {
buffer, (osspriteop_id)(buffer + 1), save_area,
&context0, &context1, &context2, &context3)) != NULL) {
LOG(("Switching error '%s'", error->errmess));
free(save_area);
ro_gui_buffer_free();
@ -263,9 +266,7 @@ void ro_gui_buffer_close(void)
*/
ro_plot_origin_x += clipping.x0;
ro_plot_origin_y += clipping.y0;
xosspriteop_switch_output_to_sprite(osspriteop_PTR,
context1, context2, context3,
0, 0, 0, 0);
xosspriteop_unswitch_output(context0, context1, context2, context3);
free(save_area);
/* Plot the contents to screen