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Merge pull request #244 from drug007/patch-1 

Enable using existing OpenGL textures
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Adam D. Ruppe 2020-03-17 11:44:19 -04:00 committed by GitHub
parent 16b55ca4c9 2c8171f829
commit 8942f5a024
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 1 deletions
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17
nanovega.d
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@ -14663,7 +14663,7 @@ error:
return null;
}
/// Create NanoVega OpenGL image from texture id.
/// Using OpenGL texture id creates GLNVGtexture and return its id.
/// Group: images
public int glCreateImageFromHandleGL2 (NVGContext ctx, GLuint textureId, int w, int h, int imageFlags) nothrow @trusted @nogc {
GLNVGcontext* gl = cast(GLNVGcontext*)ctx.internalParams().userPtr;
@ -14680,6 +14680,21 @@ public int glCreateImageFromHandleGL2 (NVGContext ctx, GLuint textureId, int w,
return tex.id;
}
/// Create NVGImage from OpenGL texture id.
/// Group: images
public NVGImage glCreateImageFromOpenGLTexture(NVGContext ctx, GLuint textureId, int w, int h, int imageFlags) nothrow @trusted @nogc {
auto id = glCreateImageFromHandleGL2(ctx, textureId, w, h, imageFlags);
NVGImage res;
if (id > 0) {
res.id = id;
version(nanovega_debug_image_manager_rc) { import core.stdc.stdio; printf("createImageRGBA: img=%p; imgid=%d\n", &res, res.id); }
res.ctx = ctx;
ctx.nvg__imageIncRef(res.id, false); // don't increment driver refcount
}
return res;
}
/// Returns OpenGL texture id for NanoVega image.
/// Group: images
public GLuint glImageHandleGL2 (NVGContext ctx, int image) nothrow @trusted @nogc {