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'port' libui GL stuff to Linux

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Only implemented the functions needed by melonDS, and only tested using
a very recent mesa+libglvnd+nouveau. Will most likely bork using
proprietary nvidia or old(er) drivers (see gl.c)
This commit is contained in:
PoroCYon
2019-05-26 00:38:24 +02:00
parent 31e0f15797
commit 38f61a24fc
5 changed files with 112 additions and 1 deletions
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41
src/libui_sdl/libui/unix/area.c
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@ -38,7 +38,10 @@ struct uiArea {
GtkWidget *areaWidget;
GtkDrawingArea *drawingArea;
GtkGLArea *glArea;
areaWidget *area;
GdkGLContext *glContext;
int bgR, bgG, bgB;
@ -730,6 +733,44 @@ uiArea *uiNewArea(uiAreaHandler *ah)
return a;
}
uiArea *uiNewGLArea(uiAreaHandler *ah, const unsigned int* req_versions)
{
uiArea *a;
uiUnixNewControl(uiArea, a);
a->ah = ah;
a->scrolling = FALSE;
GtkGLArea* gla = (GtkGLArea*)gtk_gl_area_new();
GdkGLContext* ctx = NULL;
for (int i = 0; req_versions[i] && !ctx; i++) {
int major = uiGLVerMajor(req_versions[i]);
int minor = uiGLVerMinor(req_versions[i]);
gtk_gl_area_set_required_version(gla, major, minor);
ctx = createGLContext(gla, major, minor);
}
a->glContext = ctx;
a->areaWidget = GTK_WIDGET(g_object_new(areaWidgetType, "libui-area",
a, NULL));
a->glArea = gla;
a->area = areaWidget(a->areaWidget);
a->widget = a->areaWidget;
uiAreaSetBackgroundColor(a, -1, -1, -1);
return a;
}
uiGLContext *uiAreaGetGLContext(uiArea* a)
{
if (!a) return NULL;
return a->glContext;
}
uiArea *uiNewScrollingArea(uiAreaHandler *ah, int width, int height)
{
uiArea *a;