render_mask.c.svn-base

来自「A Flash Player with ActionScript support」· SVN-BASE 代码 · 共 79 行

#include <stdio.h>
#include <stdlib.h>
#include "config.h"
#include "base_types.h"
#include "render_mask.h"
#include "instance.h"
#include "define.h"
#include "swf_file_pub.h"
#if WITH_DMALLOC
#include <dmalloc.h>
#endif

#define PRINT_DG

int hb=0;
unsigned int canvassize=0;
void render_mask_enter(GNode* node_p) {
    instance_t  *data_p = (instance_t*)(node_p->data);
    define_t    *def_p  = (define_t*)data_p->define_p;
    swf_file_t	*swf_p = data_p->swf_p;

    //压结构到 swf_p->mask_stack_p;
    unsigned char *tmpmaskpointer;
    struct MaskEntry  *tmpmaskentry;
    tmpmaskpointer=malloc((((canvassize>>3)<<3)+1)*sizeof(unsigned char));
    bzero(tmpmaskpointer,((canvassize>>3)<<3)+1);
    tmpmaskentry=malloc(sizeof(struct MaskEntry));
    tmpmaskentry->maskpointer=tmpmaskpointer;

    printf("it is %ld\n",swf_p->mask_stack_p);
    if(!swf_p->mask_stack_p) {
        swf_p->mask_stack_p=tmpmaskentry;
        swf_p->mask_stack_p->priv=0;
        hb=0;
    } else {
        tmpmaskentry->priv=swf_p->mask_stack_p;
        swf_p->mask_stack_p=tmpmaskentry;
        hb=1;
    }
    printf("hb is %d\n",hb);
    printf("enter mask\n");
};
void render_mask_leave(GNode* node_p) {
    instance_t  *data_p = (instance_t*)(node_p->data);
    define_t    *def_p  = (define_t*)data_p->define_p;
    swf_file_t	*swf_p = data_p->swf_p;
    unsigned char *tmpmaskpointer;
    struct MaskEntry  *tmpmaskentry;
    tmpmaskentry=swf_p->mask_stack_p;
    swf_p->mask_stack_p=swf_p->mask_stack_p->priv;
    free(tmpmaskentry->maskpointer);
    free(tmpmaskentry);
    if(!swf_p->mask_stack_p)
        hb=0;
    if(swf_p->mask_stack_p&&swf_p->mask_stack_p->priv==0)
        hb=0;
    //弹出顶层 swf_p->mask_stack_p;
    printf("leave mask\n");
};
void maskhb(swf_file_t	*swf_p) {
    int i;
#ifdef PRINT_DG

    fprintf(stderr,"flash: loading render mask maskhb Start---\n");
    fprintf(stderr,"flash: loading render mask maskhb end (((canvassize>>3)<<3)+1)=%d---\n",(((canvassize>>3)<<3)+1));
#endif

    if(swf_p->mask_stack_p->maskpointer)
        printf("current is true\n");
    if(swf_p->mask_stack_p->priv)
        printf("priv is true\n");
    for(i=0;i<(((canvassize>>3)<<3)+1);i++)
        swf_p->mask_stack_p->maskpointer[i]&=swf_p->mask_stack_p->priv->maskpointer[i];
#ifdef PRINT_DG

    fprintf(stderr,"flash: loading render mask maskhb end i=%d---\n",i);
#endif
};