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This commit is contained in:
Enrico Weigelt, metux IT consult
2024-09-20 12:37:46 +02:00
parent 360e2af204
commit 202da18b28
1 changed files with 81 additions and 17 deletions
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98
hw/xnest/render.c
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@@ -11,8 +11,38 @@
#include "xnest-xcb.h"
/*** glyph private data **/
struct xnest_render_glyph_privrec {
xcb_render_glyph_t upstream_xid;
struct xnest_upstream_info *upstream_info;
};
DevPrivateKeyRec xnestGlyphPrivateKey;
static inline struct xnest_render_glyph_privrec *
xnest_render_glyph_get_priv(GlyphPtr glyph)
{
if (glyph == NULL)
return NULL;
return dixLookupPrivate(&glyph->devPrivates, &xnestGlyphPrivateKey);
}
static inline Bool xnest_render_register_glyph_priv(void)
{
if (!dixRegisterPrivateKey(&xnestGlyphPrivateKey,
PRIVATE_PICTURE,
sizeof(struct xnest_render_glyph_privrec))) {
fprintf(stderr, "failed to allocate PRIVATE_PICTURE\n");
return FALSE;
}
return TRUE;
}
/*** picture private data ***/
struct xnest_render_picture_privrec {
xcb_render_picture_t upstream_xid;
struct xnest_upstream_info *upstream_info;
};
DevPrivateKeyRec xnestPicturePrivateKey;
@@ -20,19 +50,30 @@ DevPrivateKeyRec xnestPicturePrivateKey;
static inline struct xnest_render_picture_privrec *
xnest_render_picture_get_priv(PicturePtr pPict)
{
if (pPict == NULL) {
fprintf(stderr, "NULL passed\n");
if (pPict == NULL)
return NULL;
}
return dixLookupPrivate(&pPict->devPrivates, &xnestPicturePrivateKey);
}
static inline Bool xnest_render_register_picture_priv(void)
{
if (!dixRegisterPrivateKey(&xnestPicturePrivateKey,
PRIVATE_PICTURE,
sizeof(struct xnest_render_picture_privrec))) {
fprintf(stderr, "failed to allocate PRIVATE_PICTURE\n");
return FALSE;
}
return TRUE;
}
static inline xcb_render_picture_t privId(struct xnest_render_picture_privrec *p)
{
return p ? p->upstream_xid : 0;
}
/* **** */
static void xnest_render_composite(
uint8_t op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
int16_t src_x, int16_t src_y, int16_t mask_x, int16_t mask_y,
@@ -60,7 +101,7 @@ static void xnest_render_composite(
upstreamSrc, upstreamMask, upstreamDst);
xcb_render_composite(
xnestUpstreamInfo.conn,
pSrcPriv->upstream_info->conn,
op,
upstreamSrc,
upstreamMask,
@@ -83,7 +124,7 @@ static void xnest_render_add_traps(
struct xnest_render_picture_privrec *pPicturePriv =
xnest_render_picture_get_priv(pPicture);
fprintf(stderr, "xnest_render_add_traps\n");
fprintf(stderr, "FIXME: xnest_render_add_traps\n");
}
// TODO
@@ -126,6 +167,19 @@ static void xnest_render_triangles(
static void xnest_render_unrealize_glyph(ScreenPtr pScreen, GlyphPtr glyph)
{
fprintf(stderr, "xnest_render_unrealize_glyph\n");
assert(pScreen);
assert(glyph);
}
// TODO
static Bool xnest_render_realize_glyph(ScreenPtr pScreen, GlyphPtr glyph)
{
fprintf(stderr, "xnest_render_realize_glyph\n");
assert(pScreen);
assert(glyph);
// struct
return TRUE;
}
// TODO
@@ -133,7 +187,19 @@ static void xnest_render_glyphs(
uint8_t op, PicturePtr pSrc, PicturePtr pDst, PictFormatPtr maskFormat,
int16_t xSrc, int16_t ySrc, int nlists, GlyphListPtr lists, GlyphPtr *glyphs)
{
fprintf(stderr, "xnest_render_glyphs\n");
fprintf(stderr, "FIXME: xnest_render_glyphs\n");
if (maskFormat)
fprintf(stderr, "--> have maskFormat\n");
if (lists) {
fprintf(stderr, "--> have lists --> num=%d\n", nlists);
for (int i=0; i<nlists; i++) {
fprintf(stderr, "glyph list ent %d: offset=(%d:%d) len=%d\n",
i, lists[i].xOff, lists[i].yOff, lists[i].len);
}
}
if (glyphs)
fprintf(stderr, "have pointer to glyphptr\n");
}
// TODO
@@ -145,6 +211,9 @@ static int xnest_render_create_picture(PicturePtr pPicture)
xnest_render_picture_get_priv(pPicture);
assert(pPicturePriv);
// FIXME: should be fetched from screen ?
pPicturePriv->upstream_info = &xnestUpstreamInfo;
fprintf(stderr, "xnest_render_create_picture\n");
xcb_render_create_picture_value_list_t params = {
@@ -163,13 +232,13 @@ static int xnest_render_create_picture(PicturePtr pPicture)
.componentalpha = 0, // convert
};
pPicturePriv->upstream_xid = xcb_generate_id(xnestUpstreamInfo.conn);
pPicturePriv->upstream_xid = xcb_generate_id(pPicturePriv->upstream_info->conn);
fprintf(stderr, "create_picture: XID=0x%x\n", pPicturePriv->upstream_xid);
// FIXME: need to fetch drawable / window XID
// FIXME: need to fetch formats --> QueryPictFormats
xcb_render_create_picture_aux_checked(
xnestUpstreamInfo.conn,
pPicturePriv->upstream_info->conn,
pPicturePriv->upstream_xid,
/* xcb_drawable_t drawable, */0,
/* xcb_render_pictformat_t format, */ 0,
@@ -196,7 +265,7 @@ static void xnest_render_destroy_picture(PicturePtr pPicture)
assert(pPicturePriv);
xcb_render_free_picture_checked(
xnestUpstreamInfo.conn,
pPicturePriv->upstream_info->conn,
pPicturePriv->upstream_xid
);
pPicturePriv->upstream_xid = XCB_NONE;
@@ -206,16 +275,10 @@ static void xnest_render_destroy_picture(PicturePtr pPicture)
Bool xnest_picture_init(ScreenPtr pScreen)
{
if (!miPictureInit(pScreen, 0, 0))
if (!(miPictureInit(pScreen, 0, 0) && xnest_render_register_glyph_priv()
&& xnest_render_register_picture_priv()))
return FALSE;
if (!dixRegisterPrivateKey(&xnestPicturePrivateKey,
PRIVATE_PICTURE,
sizeof(struct xnest_render_picture_privrec))) {
fprintf(stderr, "failed to allocate PRIVATE_PICTURE\n");
return FALSE;
}
PictureScreenPtr ps = GetPictureScreen(pScreen);
ps->CreatePicture = xnest_render_create_picture;
ps->DestroyPicture = xnest_render_destroy_picture;
@@ -228,6 +291,7 @@ Bool xnest_picture_init(ScreenPtr pScreen)
ps->AddTraps = xnest_render_add_traps;
ps->AddTriangles = xnest_render_add_triangles;
ps->Triangles = xnest_render_triangles;
ps->RealizeGlyph = xnest_render_realize_glyph;
return TRUE;
}