diff options
Diffstat (limited to 'src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp')
| -rw-r--r-- | src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp | 133 |
1 files changed, 13 insertions, 120 deletions
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp index d3a9547..0f8e945 100644 --- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp +++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp @@ -227,11 +227,6 @@ void QGLTextureGlyphCache::resizeTextureData(int width, int height) pex->transferMode(BrushDrawingMode); -#ifndef QT_OPENGL_ES_2 - if (pex->inRenderText) - glPushAttrib(GL_ENABLE_BIT | GL_VIEWPORT_BIT | GL_SCISSOR_BIT); -#endif - glDisable(GL_STENCIL_TEST); glDisable(GL_DEPTH_TEST); glDisable(GL_SCISSOR_TEST); @@ -242,21 +237,14 @@ void QGLTextureGlyphCache::resizeTextureData(int width, int height) float vertexCoordinateArray[] = { -1, -1, 1, -1, 1, 1, -1, 1 }; float textureCoordinateArray[] = { 0, 0, 1, 0, 1, 1, 0, 1 }; - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glEnableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, vertexCoordinateArray); glVertexAttribPointer(QT_TEXTURE_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, textureCoordinateArray); - pex->shaderManager->blitProgram()->bind(); + pex->shaderManager->useBlitProgram(); pex->shaderManager->blitProgram()->setUniformValue("imageTexture", QT_IMAGE_TEXTURE_UNIT); - pex->shaderManager->setDirty(); glDrawArrays(GL_TRIANGLE_FAN, 0, 4); - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glDisableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glBindTexture(GL_TEXTURE_2D, m_texture); #ifdef QT_OPENGL_ES_2 @@ -283,11 +271,6 @@ void QGLTextureGlyphCache::resizeTextureData(int width, int height) glViewport(0, 0, pex->width, pex->height); pex->updateClipScissorTest(); - -#ifndef QT_OPENGL_ES_2 - if (pex->inRenderText) - glPopAttrib(); -#endif } void QGLTextureGlyphCache::fillTexture(const Coord &c, glyph_t glyph) @@ -413,8 +396,7 @@ void QGL2PaintEngineExPrivate::setBrush(const QBrush& brush) void QGL2PaintEngineExPrivate::useSimpleShader() { - shaderManager->simpleProgram()->bind(); - shaderManager->setDirty(); + shaderManager->useSimpleProgram(); if (matrixDirty) updateMatrix(); @@ -745,6 +727,10 @@ void QGL2PaintEngineEx::beginNativePainting() QGLContext *ctx = d->ctx; glUseProgram(0); + // Disable all the vertex attribute arrays: + for (int i = 0; i < QT_GL_VERTEX_ARRAY_TRACKED_COUNT; ++i) + glDisableVertexAttribArray(i); + #ifndef QT_OPENGL_ES_2 // be nice to people who mix OpenGL 1.x code with QPainter commands // by setting modelview and projection matrices to mirror the GL 1 @@ -804,34 +790,20 @@ void QGL2PaintEngineExPrivate::transferMode(EngineMode newMode) return; if (mode == TextDrawingMode || mode == ImageDrawingMode || mode == ImageArrayDrawingMode) { - glDisableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glDisableVertexAttribArray(QT_OPACITY_ATTR); - lastTextureUsed = GLuint(-1); } if (newMode == TextDrawingMode) { - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glEnableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, vertexCoordinateArray.data()); glVertexAttribPointer(QT_TEXTURE_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, textureCoordinateArray.data()); } if (newMode == ImageDrawingMode) { - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glEnableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, staticVertexCoordinateArray); glVertexAttribPointer(QT_TEXTURE_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, staticTextureCoordinateArray); } if (newMode == ImageArrayDrawingMode) { - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glEnableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glEnableVertexAttribArray(QT_OPACITY_ATTR); - glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, vertexCoordinateArray.data()); glVertexAttribPointer(QT_TEXTURE_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, textureCoordinateArray.data()); glVertexAttribPointer(QT_OPACITY_ATTR, 1, GL_FLOAT, GL_FALSE, 0, opacityArray.data()); @@ -942,7 +914,6 @@ void QGL2PaintEngineExPrivate::fill(const QVectorPath& path) } prepareForDraw(currentBrush.isOpaque()); - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); #ifdef QT_OPENGL_CACHE_AS_VBOS glBindBuffer(GL_ARRAY_BUFFER, cache->vbo); glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, false, 0, 0); @@ -984,20 +955,11 @@ void QGL2PaintEngineExPrivate::fill(const QVectorPath& path) // Pass when high bit is set, replace stencil value with 0 glStencilFunc(GL_NOTEQUAL, 0, GL_STENCIL_HIGH_BIT); } - prepareForDraw(currentBrush.isOpaque()); - if (inRenderText) - prepareDepthRangeForRenderText(); - // Stencil the brush onto the dest buffer composite(vertexCoordinateArray.boundingRect()); - - if (inRenderText) - restoreDepthRangeForRenderText(); - glStencilMask(0); - updateClipScissorTest(); } } @@ -1036,13 +998,6 @@ void QGL2PaintEngineExPrivate::fillStencilWithVertexArray(const float *data, useSimpleShader(); glEnable(GL_STENCIL_TEST); // For some reason, this has to happen _after_ the simple shader is use()'d -#ifndef QT_OPENGL_ES_2 - if (inRenderText) { - glPushAttrib(GL_ENABLE_BIT); - glDisable(GL_DEPTH_TEST); - } -#endif - if (mode == WindingFillMode) { Q_ASSERT(stops && !count); if (q->state()->clipTestEnabled) { @@ -1083,10 +1038,8 @@ void QGL2PaintEngineExPrivate::fillStencilWithVertexArray(const float *data, glStencilMask(GL_STENCIL_HIGH_BIT); #if 0 glStencilOp(GL_KEEP, GL_KEEP, GL_INVERT); // Simply invert the stencil bit - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, data); glDrawArrays(GL_TRIANGLE_STRIP, 0, count); - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); #else glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); @@ -1096,21 +1049,13 @@ void QGL2PaintEngineExPrivate::fillStencilWithVertexArray(const float *data, } else { glStencilFunc(GL_ALWAYS, GL_STENCIL_HIGH_BIT, 0xff); } - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, data); glDrawArrays(GL_TRIANGLE_STRIP, 0, count); - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); #endif } // Enable color writes & disable stencil writes glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); - -#ifndef QT_OPENGL_ES_2 - if (inRenderText) - glPopAttrib(); -#endif - } /* @@ -1226,12 +1171,8 @@ void QGL2PaintEngineExPrivate::composite(const QGLRect& boundingRect) boundingRect.right, boundingRect.top }; - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, rectVerts); - glDrawArrays(GL_TRIANGLE_FAN, 0, 4); - - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); } // Draws the vertex array as a set of <vertexArrayStops.size()> triangle fans. @@ -1239,7 +1180,6 @@ void QGL2PaintEngineExPrivate::drawVertexArrays(const float *data, int *stops, i GLenum primitive) { // Now setup the pointer to the vertex array: - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, data); int previousStop = 0; @@ -1253,31 +1193,6 @@ void QGL2PaintEngineExPrivate::drawVertexArrays(const float *data, int *stops, i glDrawArrays(primitive, previousStop, stop - previousStop); previousStop = stop; } - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); -} - -void QGL2PaintEngineExPrivate::prepareDepthRangeForRenderText() -{ -#ifndef QT_OPENGL_ES_2 - // Get the z translation value from the model view matrix and - // transform it using the ortogonal projection with z-near = 0, - // and z-far = 1, which is used in QGLWidget::renderText() - GLdouble model[4][4]; - glGetDoublev(GL_MODELVIEW_MATRIX, &model[0][0]); - float deviceZ = -2 * model[3][2] - 1; - - glGetFloatv(GL_DEPTH_RANGE, depthRange); - float windowZ = depthRange[0] + (deviceZ + 1) * 0.5 * (depthRange[1] - depthRange[0]); - - glDepthRange(windowZ, windowZ); -#endif -} - -void QGL2PaintEngineExPrivate::restoreDepthRangeForRenderText() -{ -#ifndef QT_OPENGL_ES_2 - glDepthRange(depthRange[0], depthRange[1]); -#endif } /////////////////////////////////// Public Methods ////////////////////////////////////////// @@ -1297,10 +1212,7 @@ void QGL2PaintEngineEx::fill(const QVectorPath &path, const QBrush &brush) if (qbrush_style(brush) == Qt::NoBrush) return; - - if (!d->inRenderText) - ensureActive(); - + ensureActive(); d->setBrush(brush); d->fill(path); } @@ -1362,7 +1274,6 @@ void QGL2PaintEngineExPrivate::stroke(const QVectorPath &path, const QPen &pen) if (opaque) { prepareForDraw(opaque); - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, false, 0, stroker.vertices()); glDrawArrays(GL_TRIANGLE_STRIP, 0, stroker.vertexCount() / 2); @@ -1371,8 +1282,6 @@ void QGL2PaintEngineExPrivate::stroke(const QVectorPath &path, const QPen &pen) // d->prepareForDraw(true); // glDrawArrays(GL_LINE_STRIP, 0, d->stroker.vertexCount() / 2); - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - } else { qreal width = qpen_widthf(pen) / 2; if (width == 0) @@ -1518,8 +1427,7 @@ void QGL2PaintEngineEx::drawTextItem(const QPointF &p, const QTextItem &textItem { Q_D(QGL2PaintEngineEx); - if (!d->inRenderText) - ensureActive(); + ensureActive(); QOpenGL2PaintEngineState *s = state(); const QTextItemInt &ti = static_cast<const QTextItemInt &>(textItem); @@ -1538,7 +1446,7 @@ void QGL2PaintEngineEx::drawTextItem(const QPointF &p, const QTextItem &textItem ? QFontEngineGlyphCache::Type(ti.fontEngine->glyphFormat) : d->glyphCacheType; - if (d->inRenderText || txtype > QTransform::TxTranslate) + if (txtype > QTransform::TxTranslate) glyphType = QFontEngineGlyphCache::Raster_A8; if (glyphType == QFontEngineGlyphCache::Raster_RGBMask @@ -1580,8 +1488,6 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(const QPointF &p, QFontEngineGly if (cache->width() == 0 || cache->height() == 0) return; - if (inRenderText) - transferMode(BrushDrawingMode); transferMode(TextDrawingMode); int margin = cache->glyphMargin(); @@ -1617,9 +1523,6 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(const QPointF &p, QFontEngineGly QBrush pensBrush = q->state()->pen.brush(); setBrush(pensBrush); - if (inRenderText) - prepareDepthRangeForRenderText(); - if (glyphType == QFontEngineGlyphCache::Raster_RGBMask) { // Subpixel antialiasing without gamma correction @@ -1704,9 +1607,6 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(const QPointF &p, QFontEngineGly shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::MaskTexture), QT_MASK_TEXTURE_UNIT); glDrawArrays(GL_TRIANGLES, 0, 6 * glyphs.size()); - - if (inRenderText) - restoreDepthRangeForRenderText(); } void QGL2PaintEngineEx::drawPixmaps(const QDrawPixmaps::Data *drawingData, int dataCount, const QPixmap &pixmap, QDrawPixmaps::DrawingHints hints) @@ -1854,11 +1754,9 @@ bool QGL2PaintEngineEx::begin(QPaintDevice *pdev) d->shaderManager = new QGLEngineShaderManager(d->ctx); - if (!d->inRenderText) { - glDisable(GL_STENCIL_TEST); - glDisable(GL_DEPTH_TEST); - glDisable(GL_SCISSOR_TEST); - } + glDisable(GL_STENCIL_TEST); + glDisable(GL_DEPTH_TEST); + glDisable(GL_SCISSOR_TEST); #if !defined(QT_OPENGL_ES_2) glDisable(GL_MULTISAMPLE); @@ -1935,6 +1833,7 @@ void QGL2PaintEngineEx::ensureActive() glViewport(0, 0, d->width, d->height); d->needsSync = false; d->shaderManager->setDirty(); + d->ctx->d_func()->syncGlState(); setState(state()); } } @@ -2298,12 +2197,6 @@ QPainterState *QGL2PaintEngineEx::createState(QPainterState *orig) const return s; } -void QGL2PaintEngineEx::setRenderTextActive(bool active) -{ - Q_D(QGL2PaintEngineEx); - d->inRenderText = active; -} - QOpenGL2PaintEngineState::QOpenGL2PaintEngineState(QOpenGL2PaintEngineState &other) : QPainterState(other) { |