Make sure scanline texture is re-created if size has changed.

diff --git a/od-win32/direct3d11.cpp b/od-win32/direct3d11.cpp
index 609cd1fe0f8e9c4264ca333ea97d19cbdae1feee..a8f0b0f7b45d0d4f612dede9c2196df5336456df 100644 (file)
--- a/od-win32/direct3d11.cpp
+++ b/od-win32/direct3d11.cpp
@@ -255,6 +255,7 @@ struct d3d11struct
        ID3D11ShaderResourceView *sltexturerv;
        ID3D11Texture2D *texture2d, *texture2dstaging;
        ID3D11Texture2D *sltexture;
+       int sltexture_w, sltexture_h;
        ID3D11Texture2D *screenshottexturert, *screenshottexturetx;
        ID3D11VertexShader *m_vertexShader;
        ID3D11PixelShader *m_pixelShader, *m_pixelShaderSL, *m_pixelShaderMask;
@@ -2241,6 +2242,8 @@ static bool createsltexture(struct d3d11struct *d3d)
                write_log(_T("CreateTexture2D (main) failed: %08x\n"), hr);
                return false;
        }
+       d3d->sltexture_w = d3d->m_screenWidth;
+       d3d->sltexture_h = d3d->m_screenHeight;
 
        srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
        srvDesc.Texture2D.MostDetailedMip = 0;
@@ -2292,7 +2295,7 @@ static void createscanlines(struct d3d11struct *d3d, int force)
        if (l1 + l2 <= 0)
                return;
 
-       if (!d3d->sltexture) {
+       if (!d3d->sltexture || d3d->sltexture_w != d3d->m_screenWidth || d3d->sltexture_h != d3d->m_screenHeight) {
                if (d3d->scanline_osl1 == 0 && d3d->scanline_osl3 == 0)
                        return;
                if (!createsltexture(d3d))
@@ -2305,13 +2308,13 @@ static void createscanlines(struct d3d11struct *d3d, int force)
                return;
        }
        sld = (uae_u8*)map.pData;
-       for (y = 0; y < d3d->m_screenHeight; y++) {
-               memset(sld + y * map.RowPitch, 0, d3d->m_screenWidth * bpp);
+       for (y = 0; y < d3d->sltexture_h; y++) {
+               memset(sld + y * map.RowPitch, 0, d3d->sltexture_w * bpp);
        }
-       for (y = 0; y < d3d->m_screenHeight; y += l1 + l2) {
+       for (y = 0; y < d3d->sltexture_h; y += l1 + l2) {
                int y2 = y + (d3d->filterd3d->gfx_filter_scanlineoffset % (l1 + 1));
-               for (yy = 0; yy < l2 && y2 + yy < d3d->m_screenHeight; yy++) {
-                       for (x = 0; x < d3d->m_screenWidth; x++) {
+               for (yy = 0; yy < l2 && y2 + yy < d3d->sltexture_h; yy++) {
+                       for (x = 0; x < d3d->sltexture_w; x++) {
                                uae_u8 sll = sl42;
                                p = &sld[(y2 + yy) * map.RowPitch + (x * bpp)];
                                /* 32-bit, A8R8G8B8 */