- added DFrameBuffer::HasBegun2D to allow scripting to test if 2D drawing is active (instead of using IsLocked, which may return false when vid_hw2d is active)

This commit is contained in:
Magnus Norddahl 2017-03-29 00:45:53 +02:00
parent 054d9a5bcc
commit d160424aea
6 changed files with 14 additions and 10 deletions

View File

@ -1700,7 +1700,7 @@ DEFINE_ACTION_FUNCTION(DBaseStatusBar, DrawTexture)
PARAM_FLOAT_DEF(h);
PARAM_FLOAT_DEF(scaleX);
PARAM_FLOAT_DEF(scaleY);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
self->DrawGraphic(FSetTextureID(texid), x, y, flags, alpha, w, h, scaleX, scaleY);
return 0;
}
@ -1717,7 +1717,7 @@ DEFINE_ACTION_FUNCTION(DBaseStatusBar, DrawImage)
PARAM_FLOAT_DEF(h);
PARAM_FLOAT_DEF(scaleX);
PARAM_FLOAT_DEF(scaleY);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
self->DrawGraphic(TexMan.CheckForTexture(texid, FTexture::TEX_Any), x, y, flags, alpha, w, h, scaleX, scaleY);
return 0;
}
@ -1910,7 +1910,7 @@ DEFINE_ACTION_FUNCTION(DBaseStatusBar, DrawString)
PARAM_INT_DEF(wrapwidth);
PARAM_INT_DEF(linespacing);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
// resolve auto-alignment before making any adjustments to the position values.
if (!(flags & DI_SCREEN_MANUAL_ALIGN))
@ -2015,7 +2015,7 @@ DEFINE_ACTION_FUNCTION(DBaseStatusBar, Fill)
PARAM_FLOAT(w);
PARAM_FLOAT(h);
PARAM_INT_DEF(flags);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
self->Fill(color, x, y, w, h);
return 0;
}

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@ -33,7 +33,7 @@ public:
OpenGLSWFrameBuffer(void *hMonitor, int width, int height, int bits, int refreshHz, bool fullscreen, bool bgra);
~OpenGLSWFrameBuffer();
bool HasBegun2D() override { return In2D || IsLocked(); }
bool IsValid() override;
bool Lock(bool buffered) override;
void Unlock() override;

View File

@ -137,7 +137,7 @@ DEFINE_ACTION_FUNCTION(_Screen, DrawTexture)
PARAM_FLOAT(x);
PARAM_FLOAT(y);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
FTexture *tex = animate ? TexMan(FSetTextureID(texid)) : TexMan[FSetTextureID(texid)];
VMVa_List args = { param + 4, 0, numparam - 4 };
@ -961,7 +961,7 @@ DEFINE_ACTION_FUNCTION(_Screen, Clear)
PARAM_INT(y2);
PARAM_INT(color);
PARAM_INT_DEF(palcol);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
screen->Clear(x1, y1, x2, y2, palcol, color);
return 0;
}
@ -1013,7 +1013,7 @@ DEFINE_ACTION_FUNCTION(_Screen, Dim)
PARAM_INT(y1);
PARAM_INT(w);
PARAM_INT(h);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
screen->Dim(color, float(amount), x1, y1, w, h);
return 0;
}

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@ -116,7 +116,7 @@ DEFINE_ACTION_FUNCTION(_Screen, DrawChar)
PARAM_FLOAT(y);
PARAM_INT(chr);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
VMVa_List args = { param + 5, 0, numparam - 5 };
screen->DrawChar(font, cr, x, y, chr, args);
return 0;
@ -242,7 +242,7 @@ DEFINE_ACTION_FUNCTION(_Screen, DrawText)
PARAM_FLOAT(y);
PARAM_STRING(chr);
if (!screen->IsLocked()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
VMVa_List args = { param + 5, 0, numparam - 5 };
const char *txt = chr[0] == '$' ? GStrings(&chr[1]) : chr.GetChars();
screen->DrawText(font, cr, x, y, txt, args);

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@ -410,6 +410,9 @@ public:
// Returns true if hardware-accelerated 2D has been entered, false if not.
virtual bool Begin2D(bool copy3d);
// Returns true if Begin2D has been called and 2D drawing is now active
virtual bool HasBegun2D() { return IsLocked(); }
// DrawTexture calls after Begin2D use native textures.
// Draws the blending rectangle over the viewwindow if in hardware-

View File

@ -105,6 +105,7 @@ public:
D3DFB (UINT adapter, int width, int height, bool bgra, bool fullscreen);
~D3DFB ();
bool HasBegun2D() override { return In2D || IsLocked(); }
bool IsValid ();
bool Lock (bool buffered);
void Unlock ();