--- a/jdk/src/windows/native/sun/java2d/d3d/D3DTextRenderer_md.cpp Tue Aug 12 15:16:51 2008 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,341 +0,0 @@
-/*
- * 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 <malloc.h>
-#include "sun_java2d_d3d_D3DTextRenderer.h"
-#include "SurfaceData.h"
-#include "Region.h"
-#include "glyphblitting.h"
-#include "fontscalerdefs.h"
-#include "AccelGlyphCache.h"
-#include "j2d_md.h"
-#include "jlong.h"
-
-#include "ddrawUtils.h"
-#include "D3DContext.h"
-#include "D3DUtils.h"
-#include "Win32SurfaceData.h"
-
-extern "C" {
-
-#define MAX_STATIC_QUADS_NUM 40
-static int indicesInited = 0;
-static short vertexIndices[MAX_STATIC_QUADS_NUM*6];
-static J2DLV_QUAD vertexQuads[MAX_STATIC_QUADS_NUM];
-
-/**
- * Initializes the array of index vertices used for rendering
- * glyphs using cached texture.
- */
-static void
-InitIndexArray()
-{
- int ii, vi;
- memset(vertexQuads, 0, sizeof(vertexQuads));
- for (ii = 0, vi = 0; ii < MAX_STATIC_QUADS_NUM*6; ii += 6, vi += 4) {
- vertexIndices[ii + 0] = vi + 0;
- vertexIndices[ii + 1] = vi + 1;
- vertexIndices[ii + 2] = vi + 2;
- vertexIndices[ii + 3] = vi + 0;
- vertexIndices[ii + 4] = vi + 2;
- vertexIndices[ii + 5] = vi + 3;
- }
-}
-
-/**
- * Renders each glyph directly from the glyph texture cache.
- */
-static HRESULT
-D3DDrawGlyphList_UseCache(JNIEnv *env, Win32SDOps *wsdo,
- D3DContext *d3dc,
- ImageRef *glyphs, jint totalGlyphs)
-{
- int glyphCounter;
- HRESULT res = DDERR_GENERIC;
- DXSurface *glyphCacheTexture;
- J2dTraceLn(J2D_TRACE_INFO, "D3DDrawGlyphList_UseCache");
- int color = d3dc->colorPixel;
- int quadCounter = 0;
-
- DDrawSurface *ddTargetSurface = d3dc->GetTargetSurface();
- if (ddTargetSurface == NULL) {
- return DDERR_GENERIC;
- }
- ddTargetSurface->GetExclusiveAccess();
- d3dc->GetExclusiveAccess();
-
- glyphCacheTexture = d3dc->GetGlyphCacheTexture();
- IDirect3DDevice7 *d3dDevice = d3dc->Get3DDevice();
- if (d3dDevice == NULL ||
- FAILED(res = d3dc->BeginScene(STATE_MASKOP)))
- {
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
- return res;
- }
-
- if (FAILED(res = d3dc->SetTexture(glyphCacheTexture))) {
- d3dc->EndScene(res);
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
- return res;
- }
-
- if (!indicesInited) {
- InitIndexArray();
- indicesInited = 1;
- }
-
- for (glyphCounter = 0; (glyphCounter < totalGlyphs) && SUCCEEDED(res);
- glyphCounter++)
- {
- // render glyph cached in texture object
- const jubyte *pixels = (const jubyte *)glyphs[glyphCounter].pixels;
- GlyphInfo *ginfo = (GlyphInfo *)glyphs[glyphCounter].glyphInfo;
- CacheCellInfo *cell;
- float x1, y1, x2, y2;
- float tx1, ty1, tx2, ty2;
- J2DLV_QUAD *quad;
-
- // it the glyph is an empty space, skip it
- if (!pixels) {
- continue;
- }
-
- if (ginfo->cellInfo == NULL ||
- // REMIND: this is a temp fix to allow a glyph be cached
- // in caches for different devices.
- // REMIND: check if this is even a problem: we're using
- // managed textures, they may be automatically accelerated
- // on a different device.
- // If the glyph is cached on a different device, cache
- // it on this context's device.
- // This may result in thrashing if the same glyphs
- // get rendered on different devices.
- // Note: this is not thread-safe: we may change the coordinates
- // while another thread is using this cell.
- // A proper fix would allow a glyph to be cached in multiple
- // caches at the same time.
- d3dc->GetGlyphCache() != ginfo->cellInfo->cacheInfo)
- {
- // attempt to add glyph to accelerated glyph cache
- if (FAILED(d3dc->GlyphCacheAdd(env, ginfo)) ||
- ginfo->cellInfo == NULL)
- {
- continue;
- }
- }
-
- cell = ginfo->cellInfo;
- cell->timesRendered++;
-
- x1 = (float)glyphs[glyphCounter].x;
- y1 = (float)glyphs[glyphCounter].y;
- x2 = x1 + (float)glyphs[glyphCounter].width;
- y2 = y1 + (float)glyphs[glyphCounter].height;
- tx1 = cell->tx1;
- ty1 = cell->ty1;
- tx2 = cell->tx2;
- ty2 = cell->ty2;
- quad = &vertexQuads[quadCounter++];
-
- D3DU_INIT_VERTEX_QUAD(*quad, x1, y1, x2, y2, color ,
- tx1, ty1, tx2, ty2);
-
- if (quadCounter == MAX_STATIC_QUADS_NUM &&
- SUCCEEDED(res = ddTargetSurface->IsLost()))
- {
- res = d3dDevice->DrawIndexedPrimitive(D3DPT_TRIANGLELIST,
- D3DFVF_J2DLVERTEX,
- vertexQuads,
- 4*quadCounter,
- (LPWORD)vertexIndices,
- 6*quadCounter, 0);
- quadCounter = 0;
- }
- }
-
- if (quadCounter > 0 && SUCCEEDED(res)) {
- res = d3dDevice->DrawIndexedPrimitive(D3DPT_TRIANGLELIST,
- D3DFVF_J2DLVERTEX,
- vertexQuads,
- 4*quadCounter,
- (LPWORD)vertexIndices,
- 6*quadCounter, 0);
- }
-
- d3dc->EndScene(res);
-
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
-
- return res;
-}
-
-static HRESULT
-D3DDrawGlyphList_NoCache(JNIEnv *env, Win32SDOps *wsdo,
- D3DContext *d3dc,
- ImageRef *glyphs, jint totalGlyphs)
-{
- int glyphCounter;
- float tx1, ty1, tx2, ty2;
- jint tw, th;
- DXSurface *maskTexture;
- 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, "D3DDrawGlyphList_NoCache");
-
- DDrawSurface *ddTargetSurface = d3dc->GetTargetSurface();
- if (ddTargetSurface == NULL) {
- return DDERR_GENERIC;
- }
- ddTargetSurface->GetExclusiveAccess();
- d3dc->GetExclusiveAccess();
-
- HRESULT res = DDERR_GENERIC;
-
- IDirect3DDevice7 *d3dDevice = d3dc->Get3DDevice();
- if (d3dDevice == NULL) {
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
- return res;
- }
-
- maskTexture = d3dc->GetMaskTexture();
- if (maskTexture == NULL ||
- FAILED(res = d3dc->BeginScene(STATE_MASKOP)))
- {
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
- return DDERR_GENERIC;
- }
-
- if (FAILED(res = d3dc->SetTexture(maskTexture))) {
- d3dc->EndScene(res);
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
- return res;
- }
-
- tx1 = 0.0f;
- ty1 = 0.0f;
- tw = D3DSD_MASK_TILE_SIZE;
- th = D3DSD_MASK_TILE_SIZE;
-
- D3DU_INIT_VERTEX_QUAD_COLOR(quadVerts, d3dc->colorPixel);
- for (glyphCounter = 0; (glyphCounter < totalGlyphs) && SUCCEEDED(res);
- glyphCounter++)
- {
- // render system memory glyph image
- jint sx, sy, sw, sh;
- jint x, y, w, h, x0;
- const jubyte *pixels = (const jubyte *)glyphs[glyphCounter].pixels;
-
- if (!pixels) {
- continue;
- }
-
- x = glyphs[glyphCounter].x;
- y = glyphs[glyphCounter].y;
- w = glyphs[glyphCounter].width;
- h = glyphs[glyphCounter].height;
- x0 = x;
-
- for (sy = 0; sy < h; sy += th, y += th) {
- x = x0;
- sh = ((sy + th) > h) ? (h - sy) : th;
-
- for (sx = 0; sx < w; sx += tw, x += tw) {
- sw = ((sx + tw) > w) ? (w - sx) : tw;
-
- if (FAILED(d3dc->UploadImageToTexture(maskTexture,
- (jubyte*)pixels,
- 0, 0, sx, sy,
- sw, sh, w)))
- {
- continue;
- }
-
- // update the lower right texture coordinates
- tx2 = ((float)sw) / tw;
- ty2 = ((float)sh) / th;
-
- D3DU_INIT_VERTEX_QUAD_XYUV(quadVerts,
- (float)x, (float)y,
- (float)(x+sw), (float)(y+sh),
- tx1, ty1, tx2, ty2);
- if (SUCCEEDED(res = ddTargetSurface->IsLost())) {
- res = d3dDevice->DrawPrimitive(D3DPT_TRIANGLEFAN,
- D3DFVF_J2DLVERTEX,
- quadVerts, 4, 0);
- }
- }
- }
- }
-
- d3dc->EndScene(res);
-
- d3dc->ReleaseExclusiveAccess();
- ddTargetSurface->ReleaseExclusiveAccess();
-
- return res;
-}
-
-
-JNIEXPORT void JNICALL
-D3DDrawGlyphList(JNIEnv *env, jobject d3dtr,
- jlong pData, jlong pCtx,
- ImageRef *glyphs, jint totalGlyphs,
- jboolean useCache)
-{
- Win32SDOps *wsdo = (Win32SDOps *)jlong_to_ptr(pData);
- D3DContext *d3dc = (D3DContext *)jlong_to_ptr(pCtx);
-
- HRESULT res;
- // Note: uncomment to control glyph caching via env. variable.
- // useCache = useCache && !getenv("J2D_D3D_NOGLYPHCACHING");
-
- if (d3dc == NULL) {
- return;
- }
-
- if (useCache && SUCCEEDED(res = d3dc->InitGlyphCache())) {
- D3D_EXEC_PRIM_LOOP(env, res, wsdo,
- D3DDrawGlyphList_UseCache(env, wsdo, d3dc, glyphs,
- totalGlyphs));
- return;
- }
-
- D3D_EXEC_PRIM_LOOP(env, res, wsdo,
- D3DDrawGlyphList_NoCache(env, wsdo, d3dc, glyphs,
- totalGlyphs));
-}
-
-}