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/*
* Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
#include <stdlib.h>
#include <jni.h>
#include "jlong.h"
#include <sun_java2d_d3d_D3DBlitLoops.h>
#include "ddrawUtils.h"
#include "GraphicsPrimitiveMgr.h"
#include "Region.h"
#include "D3DUtils.h"
#include "D3DContext.h"
#include "D3DSurfaceData.h"
extern CriticalSection windowMoveLock;
extern "C" {
JNIEXPORT void JNICALL
Java_sun_java2d_d3d_D3DBlitLoops_doTransform
(JNIEnv *env, jclass d3dbl,
jlong pSrcData, jlong pDstData,
jlong pCtx,
jint hint,
jint sx1, jint sy1, jint sx2, jint sy2,
jfloat dx1, jfloat dy1, jfloat dx2, jfloat dy2)
{
static J2DLVERTEX quadVerts[4] = {
{ 0.0f, 0.0f, 0.0f, 0x0, 0.0f, 0.0f },
{ 0.0f, 0.0f, 0.0f, 0x0, 0.0f, 0.0f },
{ 0.0f, 0.0f, 0.0f, 0x0, 0.0f, 0.0f },
{ 0.0f, 0.0f, 0.0f, 0x0, 0.0f, 0.0f }
};
J2dTraceLn(J2D_TRACE_INFO, "D3DBlitLoops_doTransform");
J2dTraceLn4(J2D_TRACE_VERBOSE, " sx1=%-4d sy1=%-4d sx2=%-4d sy2=%-4d ",
sx1, sy1, sx2, sy2);
J2dTraceLn4(J2D_TRACE_VERBOSE,
" dx1=%4f dy1=%4f dx2=%4f dy2=%4f", dx1, dy1, dx2, dy2);
if (sx2 <= sx1 || sy2 <= sy1 || dx2 <= dx1 || dy2 <= dy1) {
J2dTraceLn(J2D_TRACE_WARNING,
"D3DBlitLoops_doTransform: invalid dimensions");
return;
}
D3DContext *d3dc = (D3DContext *)jlong_to_ptr(pCtx);
if (d3dc == NULL) {
J2dTraceLn(J2D_TRACE_WARNING,
"D3DBlitLoops_doTransform: null device context");
return;
}
Win32SDOps *srcOps = (Win32SDOps *)jlong_to_ptr(pSrcData);
Win32SDOps *dstOps = (Win32SDOps *)jlong_to_ptr(pDstData);
if (!srcOps->ddInstance || !dstOps->ddInstance) {
// Some situations can cause us to fail on primary
// creation, resulting in null lpSurface and null ddInstance
// for a Win32Surface object.. Just noop this call in that case.
return;
}
DDrawSurface *ddTargetSurface = d3dc->GetTargetSurface();
DDrawSurface *ddSrcSurface = srcOps->lpSurface;
if (ddTargetSurface == NULL || ddSrcSurface == NULL) {
return;
}
ddTargetSurface->GetExclusiveAccess();
d3dc->GetExclusiveAccess();
IDirect3DDevice7 *d3dDevice = d3dc->Get3DDevice();
if (d3dDevice == NULL) {
d3dc->ReleaseExclusiveAccess();
ddTargetSurface->ReleaseExclusiveAccess();
return;
}
float tw = (float)ddSrcSurface->GetDXSurface()->GetWidth();
float th = (float)ddSrcSurface->GetDXSurface()->GetHeight();
float tx1 = ((float)sx1) / tw;
float ty1 = ((float)sy1) / th;
float tx2 = ((float)sx2) / tw;
float ty2 = ((float)sy2) / th;
D3DU_INIT_VERTEX_QUAD(quadVerts, dx1, dy1, dx2, dy2,
d3dc->blitPolygonPixel,
tx1, ty1, tx2, ty2);
if (hint == D3DSD_XFORM_BILINEAR) {
d3dDevice->SetTextureStageState(0, D3DTSS_MAGFILTER, D3DTFG_LINEAR);
d3dDevice->SetTextureStageState(0, D3DTSS_MINFILTER, D3DTFG_LINEAR);
} else if (hint == D3DSD_XFORM_NEAREST_NEIGHBOR) {
d3dDevice->SetTextureStageState(0, D3DTSS_MAGFILTER, D3DTFG_POINT);
d3dDevice->SetTextureStageState(0, D3DTSS_MINFILTER, D3DTFG_POINT);
}
HRESULT res;
D3DU_PRIM2_LOOP_BEGIN(res, srcOps, dstOps);
if (SUCCEEDED(res = d3dc->BeginScene(STATE_BLITOP))) {
DXSurface *dxSurface = ddSrcSurface->GetDXSurface();
if (SUCCEEDED(res = d3dc->SetTexture(dxSurface)))
{
res = d3dDevice->DrawPrimitive(D3DPT_TRIANGLEFAN, D3DFVF_J2DLVERTEX,
quadVerts, 4, 0);
}
d3dc->EndScene(res);
}
D3DU_PRIM2_LOOP_END(env, res, srcOps, dstOps,
"DrawPrimitive(D3DPT_TRIANGLEFAN)");
d3dc->ReleaseExclusiveAccess();
ddTargetSurface->ReleaseExclusiveAccess();
}
}
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