/** check changes in GC and issue corresponding commands if necessary */
static void sendGC(JNIEnv *env, newJavaGDDesc *xd, R_GE_gcontext *gc, int sendAll) {
jmethodID mid;
if (sendAll || gc->col != lastGC.col) {
mid = (*env)->GetMethodID(env, xd->talkClass, "gdcSetColor", "(I)V");
if (mid) (*env)->CallVoidMethod(env, xd->talk, mid, CONVERT_COLOR(gc->col));
else gdWarning("checkGC.gdcSetColor: can't get mid");
chkX(env);
}
if (sendAll || gc->fill != lastGC.fill) {
mid = (*env)->GetMethodID(env, xd->talkClass, "gdcSetFill", "(I)V");
if (mid) (*env)->CallVoidMethod(env, xd->talk, mid, CONVERT_COLOR(gc->fill));
else gdWarning("checkGC.gdcSetFill: can't get mid");
chkX(env);
}
if (sendAll || gc->lwd != lastGC.lwd || gc->lty != lastGC.lty) {
mid = (*env)->GetMethodID(env, xd->talkClass, "gdcSetLine", "(DI)V");
if (mid) (*env)->CallVoidMethod(env, xd->talk, mid, gc->lwd, gc->lty);
else gdWarning("checkGC.gdcSetLine: can't get mid");
chkX(env);
}
if (sendAll || gc->cex!=lastGC.cex || gc->ps!=lastGC.ps || gc->lineheight!=lastGC.lineheight || gc->fontface!=lastGC.fontface || strcmp(gc->fontfamily, lastGC.fontfamily)) {
jstring s = (*env)->NewStringUTF(env, gc->fontfamily);
mid = (*env)->GetMethodID(env, xd->talkClass, "gdcSetFont", "(DDDILjava/lang/String;)V");
if (mid) (*env)->CallVoidMethod(env, xd->talk, mid, gc->cex, gc->ps, gc->lineheight, gc->fontface, s);
else gdWarning("checkGC.gdcSetFont: can't get mid");
chkX(env);
}
memcpy(&lastGC, gc, sizeof(lastGC));
}
static void SwapScreen(uint16_t *dst, const uint16_t *src, uint32_t pitch)
{
unsigned i, j;
uint32_t skip = pitch - GPU_LR_FRAMEBUFFER_NATIVE_WIDTH;
for(i = 0; i < GPU_LR_FRAMEBUFFER_NATIVE_HEIGHT; i ++)
{
for(j = 0; j < GPU_LR_FRAMEBUFFER_NATIVE_WIDTH; j ++)
{
uint16_t col = *src++;
*dst++ = CONVERT_COLOR(col);
}
dst += skip;
}
}
