d3dx9: Handle a special case in ID3DXBaseEffect::GetInt().
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fc09bc4533
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dlls/d3dx9_36
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@ -26,6 +26,9 @@
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#include "wingdi.h"
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#include "d3dx9_36_private.h"
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/* Constants for special INT/FLOAT conversation */
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#define INT_FLOAT_MULTI 255.0f
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WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
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static const struct ID3DXEffectVtbl ID3DXEffect_Vtbl;
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@ -1703,11 +1706,31 @@ static HRESULT WINAPI ID3DXBaseEffectImpl_GetInt(ID3DXBaseEffect *iface, D3DXHAN
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TRACE("iface %p, parameter %p, n %p\n", This, parameter, n);
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if (n && param && !param->element_count && param->columns == 1 && param->rows == 1)
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if (n && param && !param->element_count)
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{
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*n = get_int(param->type, param->data);
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TRACE("Returning %i\n", *n);
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return D3D_OK;
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if (param->columns == 1 && param->rows == 1)
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{
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*n = get_int(param->type, param->data);
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TRACE("Returning %i\n", *n);
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return D3D_OK;
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}
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if (param->type == D3DXPT_FLOAT &&
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((param->class == D3DXPC_VECTOR && param->columns != 2)
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|| (param->class == D3DXPC_MATRIX_ROWS && param->rows != 2 && param->columns == 1)))
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{
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/* all components (3,4) are clamped (0,255) and put in the INT */
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*n = (INT)(min(max(0.0f, *((FLOAT *)param->data + 2)), 1.0f) * INT_FLOAT_MULTI);
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*n += ((INT)(min(max(0.0f, *((FLOAT *)param->data + 1)), 1.0f) * INT_FLOAT_MULTI)) << 8;
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*n += ((INT)(min(max(0.0f, *((FLOAT *)param->data + 0)), 1.0f) * INT_FLOAT_MULTI)) << 16;
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if (param->columns * param->rows > 3)
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{
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*n += ((INT)(min(max(0.0f, *((FLOAT *)param->data + 3)), 1.0f) * INT_FLOAT_MULTI)) << 24;
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}
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TRACE("Returning %i\n", *n);
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return D3D_OK;
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}
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}
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WARN("Invalid argument specified\n");
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