diff options
Diffstat (limited to '')
| -rw-r--r-- | layoutgl/widget.cpp | 500 |
1 files changed, 0 insertions, 500 deletions
diff --git a/layoutgl/widget.cpp b/layoutgl/widget.cpp deleted file mode 100644 index 32789f5..0000000 --- a/layoutgl/widget.cpp +++ /dev/null @@ -1,500 +0,0 @@ -#include "widget.h" - -LGLWidget::LGLWidget(QWidget *parent) : - QGLWidget(parent), m_layout(0) { -} - - -void LGLWidget::setLayout(LYTLayout *layout) { - // TODO: cleanup stuff for previous layout - - m_layout = layout; - resize(layout->width + 64, layout->height + 64); -} - - -void LGLWidget::initializeGL() { - qDebug() << "initialising GL"; - glClearColor(0.0, 0.0, 0.0, 0.0); - glEnable(GL_TEXTURE_2D); - - // this makes texture transparency work - glEnable(GL_BLEND); - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - - // makes glColor value blend with textures - glEnable(GL_COLOR_MATERIAL); - - m_texMgr.setup(this, m_layout); -} - - -void LGLWidget::resizeGL(int w, int h) { - glViewport(0, 0, (GLint)w, (GLint)h); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - - float halfW = w / 2.0f, halfH = h / 2.0f; - - glOrtho(-halfW, halfW, -halfH, halfH, -100, 100); - glMatrixMode(GL_MODELVIEW); -} - - -void LGLWidget::paintGL() { - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - if (m_layout == 0) - return; - - glLoadIdentity(); - - renderPane(m_layout->rootPane, 255); - - // now, debugging/editing aids - // first off reset the textures - for (int i = 0; i < 8; i++) { - glActiveTexture(GL_TEXTURE0+i); - glDisable(GL_TEXTURE_2D); - } - glActiveTexture(GL_TEXTURE0); - - glColor3ub(255, 0, 0); - float halfW = m_layout->width / 2.0f; - float halfH = m_layout->height / 2.0f; - - const float lineExtension = 12.0f; - glBegin(GL_QUADS); - - // top line - glVertex2f(-halfW - 1.0f - lineExtension, halfH + 1.0f); - glVertex2f(halfW + 1.0f + lineExtension, halfH + 1.0f); - glVertex2f(halfW + 1.0f + lineExtension, halfH); - glVertex2f(-halfW - 1.0f - lineExtension, halfH); - // bottom line - glVertex2f(-halfW - 1.0f - lineExtension, -halfH); - glVertex2f(halfW + 1.0f + lineExtension, -halfH); - glVertex2f(halfW + 1.0f + lineExtension, -halfH - 1.0f); - glVertex2f(-halfW - 1.0f - lineExtension, -halfH - 1.0f); - // left line - glVertex2f(-halfW - 1.0f, halfH + 1.0f + lineExtension); - glVertex2f(-halfW, halfH + 1.0f + lineExtension); - glVertex2f(-halfW, -halfH - 1.0f - lineExtension); - glVertex2f(-halfW - 1.0f, -halfH - 1.0f - lineExtension); - // right line - glVertex2f(halfW, halfH + 1.0f + lineExtension); - glVertex2f(halfW + 1.0f, halfH + 1.0f + lineExtension); - glVertex2f(halfW + 1.0f, -halfH - 1.0f - lineExtension); - glVertex2f(halfW, -halfH - 1.0f - lineExtension); - - // centre: horizontal - glVertex2f(-lineExtension, 0.5f); - glVertex2f(lineExtension, 0.5f); - glVertex2f(lineExtension, -0.5f); - glVertex2f(-lineExtension, -0.5f); - // centre: vertical - glVertex2f(-0.5f, lineExtension); - glVertex2f(0.5f, lineExtension); - glVertex2f(0.5f, -lineExtension); - glVertex2f(-0.5f, -lineExtension); - - glEnd(); -} - -void LGLWidget::renderPane(const LYTPane *pane, quint8 parentAlpha) { - if (!pane->visible) - return; - - glPushMatrix(); - - glScalef(pane->xScale, pane->yScale, 1.0f); - glRotatef(pane->xRot, 1.0f, 0.0f, 0.0f); - glRotatef(pane->yRot, 0.0f, 1.0f, 0.0f); - glRotatef(pane->zRot, 0.0f, 0.0f, 1.0f); - glTranslatef(pane->xTrans, pane->yTrans, pane->zTrans); - //qDebug() << "Translating by" << pane->xTrans << pane->yTrans << pane->zTrans; - - quint8 effectiveAlpha = (parentAlpha == 255) ? pane->alpha : ((pane->alpha * parentAlpha) / 255); - - switch (pane->type()) { - case LYTPane::PictureType: - drawPicture((LYTPicture*)pane, effectiveAlpha); - break; - case LYTPane::WindowType: - drawWindow((LYTWindow*)pane, effectiveAlpha); - break; - } - - quint8 childrenAlpha = pane->influencedAlpha ? effectiveAlpha : 255; - foreach (const LYTPane *childPane, pane->children) - renderPane(childPane, childrenAlpha); - - //qDebug() << "Popping"; - glPopMatrix(); -} - -void LGLWidget::drawPicture(const LYTPicture *pic, quint8 effectiveAlpha) { - float dX = pic->drawnVertexX(); - float dY = pic->drawnVertexY(); - //qDebug() << "Drawing" << dX << dY << pic->width << pic->height; - - useMaterial(pic->materialName); - - drawQuad(dX, dY, pic->width, pic->height, pic->texCoords, pic->vtxColours, effectiveAlpha); - - //glColor3ub(255, 255, 255); - //renderText(dX, (dY-pic->height)+10, 0, pic->name); -} - -struct TexFlipBit { - quint8 bits[8]; - quint8 one, two; -}; - -static const TexFlipBit TextureFlipInfo[6] = { - {{0,0,1,0,0,1,1,1},0,1}, - {{1,0,0,0,1,1,0,1},0,1}, - {{0,1,1,1,0,0,1,0},0,1}, - {{0,1,0,0,1,1,1,0},1,0}, - {{1,1,0,1,1,0,0,0},0,1}, - {{1,0,1,1,0,0,0,1},1,0} -}; - -void LGLWidget::dealWithWindowFrame(LYTTexCoords &coords, const QString &materialName, - int flipType, float pieceWidth, float pieceHeight, - int rep1, int rep2, int rep3, int rep4) { - // What are you DOING Nintendo.. the code for this is a mess! - // I seriously don't get it. - // I am also using a terrible hack here. - const TexFlipBit &info = TextureFlipInfo[flipType]; - - qreal *hack = (qreal*)(&coords.coord[0]); - - float assign1 = info.bits[rep1 + info.one]; - hack[rep1 + info.one] = assign1; - hack[rep3 + info.one] = assign1; - - float assign2 = info.bits[rep1 + info.two]; - hack[rep1 + info.two] = assign2; - hack[rep2 + info.two] = assign2; - - float texSize[2]; - getTextureSize(materialName, &texSize[0], &texSize[1]); - - float assign3 = info.bits[rep1 + info.one] + (pieceWidth / ((info.bits[rep2 + info.one] - info.bits[rep1 + info.one]) * texSize[info.one])); - hack[rep2 + info.one] = assign3; - hack[rep4 + info.one] = assign3; - - float assign4 = info.bits[rep1 + info.two] + (pieceHeight / ((info.bits[rep3 + info.two] - info.bits[rep1 + info.two]) * texSize[info.two])); - hack[rep3 + info.two] = assign4; - hack[rep4 + info.two] = assign4; -} - -void LGLWidget::drawWindow(const LYTWindow *wnd, quint8 effectiveAlpha) { - float dX = wnd->drawnVertexX(); - float dY = wnd->drawnVertexY(); - - // get the frame size - float frameLeft, frameTop, frameRight, frameBottom; - - switch (wnd->frames.count()) { - case 1: - float oneW, oneH; - getTextureSize(wnd->frames.at(0)->materialName, &oneW, &oneH); - frameLeft = frameRight = oneW; - frameTop = frameBottom = oneH; - break; - case 4: case 8: - getTextureSize(wnd->frames.at(0)->materialName, &frameLeft, &frameTop); - getTextureSize(wnd->frames.at(3)->materialName, &frameRight, &frameBottom); - break; - } - - // draw the content - useMaterial(wnd->contentMaterialName); - //qDebug() << "content material:" << wnd->contentMaterialName; - drawQuad( - dX + frameLeft - wnd->contentOverflowLeft, - dY - frameTop + wnd->contentOverflowTop, - ((wnd->contentOverflowLeft + (wnd->width - frameLeft)) - frameRight) + wnd->contentOverflowRight, - ((wnd->contentOverflowTop + (wnd->height - frameTop)) - frameBottom) + wnd->contentOverflowBottom, - wnd->contentTexCoords, wnd->contentVtxColours, effectiveAlpha); - - // deal with the frame - LYTTexCoords texCoords; - - switch (wnd->frames.count()) { - case 1: - { - const LYTWindowFrame &frame = *wnd->frames.first(); - const LYTMaterial &mat = getMaterial(frame.materialName); - - if (!mat.texMaps.empty()) { - useMaterial(mat); - - // top left - float pieceWidth = wnd->width - frameRight; - float pieceHeight = frameTop; - - dealWithWindowFrame(texCoords, frame.materialName, 0, pieceWidth, pieceHeight, 0, 2, 4, 6); - drawQuad(dX, dY, pieceWidth, pieceHeight, 1, &texCoords, 0, effectiveAlpha); - - // top right - pieceWidth = frameRight; - pieceHeight = wnd->height - frameBottom; - - dealWithWindowFrame(texCoords, frame.materialName, 1, pieceWidth, pieceHeight, 2, 0, 6, 4); - - drawQuad(dX + wnd->width - frameRight, dY, pieceWidth, pieceHeight, - 1, &texCoords, 0, effectiveAlpha); - - // bottom left - pieceWidth = frameLeft; - pieceHeight = wnd->height - frameTop; - - dealWithWindowFrame(texCoords, frame.materialName, 2, pieceWidth, pieceHeight, 4, 6, 0, 2); - - drawQuad(dX, dY - frameTop, pieceWidth, pieceHeight, - 1, &texCoords, 0, effectiveAlpha); - - // bottom right - pieceWidth = wnd->width - frameLeft; - pieceHeight = frameBottom; - - dealWithWindowFrame(texCoords, frame.materialName, 4, pieceWidth, pieceHeight, 6, 4, 2, 0); - - drawQuad(dX + frameLeft, dY - wnd->height + frameBottom, pieceWidth, pieceHeight, - 1, &texCoords, 0, effectiveAlpha); - } - } - break; - case 4: - { - // top left - const LYTWindowFrame &fTL = *wnd->frames.at(0); - const LYTMaterial &mTL = getMaterial(fTL.materialName); - - if (!mTL.texMaps.empty()) { - useMaterial(mTL); - - float pieceWidth = wnd->width - frameRight; - float pieceHeight = frameTop; - - dealWithWindowFrame(texCoords, fTL.materialName, fTL.type, pieceWidth, pieceHeight, 0, 2, 4, 6); - drawQuad(dX, dY, pieceWidth, pieceHeight, 1, &texCoords, 0, effectiveAlpha); - } - - // top right - const LYTWindowFrame &fTR = *wnd->frames.at(1); - const LYTMaterial &mTR = getMaterial(fTR.materialName); - - if (!mTR.texMaps.empty()) { - useMaterial(mTR); - - float pieceWidth = frameRight; - float pieceHeight = wnd->height - frameBottom; - - dealWithWindowFrame(texCoords, fTR.materialName, fTR.type, pieceWidth, pieceHeight, 2, 0, 6, 4); - - drawQuad(dX + wnd->width - frameRight, dY, pieceWidth, pieceHeight, - 1, &texCoords, 0, effectiveAlpha); - } - - // bottom left - const LYTWindowFrame &fBL = *wnd->frames.at(2); - const LYTMaterial &mBL = getMaterial(fBL.materialName); - - if (!mBL.texMaps.empty()) { - useMaterial(mBL); - - float pieceWidth = frameLeft; - float pieceHeight = wnd->height - frameTop; - - dealWithWindowFrame(texCoords, fBL.materialName, fBL.type, pieceWidth, pieceHeight, 4, 6, 0, 2); - - drawQuad(dX, dY - frameTop, pieceWidth, pieceHeight, - 1, &texCoords, 0, effectiveAlpha); - } - - const LYTWindowFrame &fBR = *wnd->frames.at(3); - const LYTMaterial &mBR = getMaterial(fBR.materialName); - - // bottom right - if (!mBR.texMaps.empty()) { - useMaterial(mBR); - - float pieceWidth = wnd->width - frameLeft; - float pieceHeight = frameBottom; - - dealWithWindowFrame(texCoords, fBR.materialName, fBR.type, pieceWidth, pieceHeight, 6, 4, 2, 0); - - drawQuad(dX + frameLeft, dY - wnd->height + frameBottom, pieceWidth, pieceHeight, - 1, &texCoords, 0, effectiveAlpha); - } - } - break; - case 8: - { - qDebug() << "WHOA!!!"; - // top left - const LYTWindowFrame &fTL = *wnd->frames.at(0); - const LYTMaterial &mTL = getMaterial(fTL.materialName); - - if (!mTL.texMaps.empty()) { - useMaterial(mTL); - - dealWithWindowFrame(texCoords, fTL.materialName, fTL.type, frameLeft, frameTop, 0, 2, 4, 6); - drawQuad(dX, dY, frameLeft, frameTop, 1, &texCoords, 0, effectiveAlpha); - } - - // top right - const LYTWindowFrame &fTR = *wnd->frames.at(1); - const LYTMaterial &mTR = getMaterial(fTR.materialName); - - if (!mTR.texMaps.empty()) { - useMaterial(mTR); - - dealWithWindowFrame(texCoords, fTR.materialName, fTR.type, frameRight, frameTop, 2, 0, 6, 4); - - drawQuad(dX + wnd->width - frameRight, dY, frameRight, frameTop, - 1, &texCoords, 0, effectiveAlpha); - } - - // bottom left - const LYTWindowFrame &fBL = *wnd->frames.at(2); - const LYTMaterial &mBL = getMaterial(fBL.materialName); - - if (!mBL.texMaps.empty()) { - useMaterial(mBL); - - dealWithWindowFrame(texCoords, fBL.materialName, fBL.type, frameLeft, frameBottom, 4, 6, 0, 2); - - drawQuad(dX, dY - frameTop, frameLeft, frameBottom, - 1, &texCoords, 0, effectiveAlpha); - } - - const LYTWindowFrame &fBR = *wnd->frames.at(3); - const LYTMaterial &mBR = getMaterial(fBR.materialName); - - // bottom right - if (!mBR.texMaps.empty()) { - useMaterial(mBR); - - dealWithWindowFrame(texCoords, fBR.materialName, fBR.type, frameRight, frameBottom, 6, 4, 2, 0); - - drawQuad(dX + frameLeft, dY - wnd->height + frameBottom, frameRight, frameBottom, - 1, &texCoords, 0, effectiveAlpha); - } - } - default: - qDebug() << "unhandled window frame count" << wnd->frames.count(); - } -} - -static GLint GLWrapModes[] = { - GL_CLAMP_TO_EDGE, // Clamp - GL_REPEAT, // Repeat - GL_MIRRORED_REPEAT, // Mirror -}; - -void LGLWidget::useMaterial(const QString &materialName) { - const LYTMaterial *mat = m_layout->materials.getMaterialByName(materialName); - - useMaterial(*mat); -} - -void LGLWidget::useMaterial(const LYTMaterial &mat) { - int cutAt = mat.texMaps.count(); - - for (int i = 0; i < cutAt; i++) { - const LYTTexMap &texMap = mat.texMaps.at(i); - - const QString &texName = texMap.textureName; - GLuint texID = m_texMgr.glTextureForName(texName); - - glActiveTexture(GL_TEXTURE0 + i); - glEnable(GL_TEXTURE_2D); - glBindTexture(GL_TEXTURE_2D, texID); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GLWrapModes[texMap.wrap_s]); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GLWrapModes[texMap.wrap_t]); - - // is there a matching TexSRT? - // TODO: fix this - glMatrixMode(GL_TEXTURE); - glLoadIdentity(); - - if (mat.texSRTs.count() > i) { - const LYTTexSRT &srt = mat.texSRTs.at(i); - - glScalef(srt.xScale, srt.yScale, 1.0f); - // rotate? - glTranslatef(srt.xTrans, -srt.yTrans, 0.0f); - } - - glMatrixMode(GL_MODELVIEW); - } - - for (int i = cutAt; i < 8; i++) { - glActiveTexture(GL_TEXTURE0 + i); - glDisable(GL_TEXTURE_2D); - } - - glActiveTexture(GL_TEXTURE0); -} - -void LGLWidget::drawQuad(float x, float y, float w, float h, const QVector<LYTTexCoords> &texCoords, const QColor *colours, uchar alpha) { - drawQuad(x, y, w, h, texCoords.count(), texCoords.constData(), colours, alpha); -} - -void LGLWidget::drawQuad(float x, float y, float w, float h, int texCoordCount, const LYTTexCoords *texCoords, const QColor *colours, uchar alpha) { - if (!colours) - glColor4ub(255, 255, 255, alpha); - - glBegin(GL_QUADS); - - for (int i = 0; i < texCoordCount; i++) - glMultiTexCoord2f(GL_TEXTURE0_ARB+i, texCoords[i].coord[0].x(), 1.0f-texCoords[i].coord[0].y()); - - if (colours) - glColor4ub(colours[0].red(), colours[0].green(), colours[0].blue(), (colours[0].alpha() * alpha) / 255); - glVertex2f(x, y); - - for (int i = 0; i < texCoordCount; i++) - glMultiTexCoord2f(GL_TEXTURE0_ARB+i, texCoords[i].coord[1].x(), 1.0f-texCoords[i].coord[1].y()); - - if (colours) - glColor4ub(colours[1].red(), colours[1].green(), colours[1].blue(), (colours[1].alpha() * alpha) / 255); - glVertex2f(x + w, y); - - for (int i = 0; i < texCoordCount; i++) - glMultiTexCoord2f(GL_TEXTURE0_ARB+i, texCoords[i].coord[3].x(), 1.0f-texCoords[i].coord[3].y()); - - if (colours) - glColor4ub(colours[3].red(), colours[3].green(), colours[3].blue(), (colours[3].alpha() * alpha) / 255); - glVertex2f(x + w, y - h); - - for (int i = 0; i < texCoordCount; i++) - glMultiTexCoord2f(GL_TEXTURE0_ARB+i, texCoords[i].coord[2].x(), 1.0f-texCoords[i].coord[2].y()); - - if (colours) - glColor4ub(colours[2].red(), colours[2].green(), colours[2].blue(), (colours[2].alpha() * alpha) / 255); - glVertex2f(x, y - h); - - glEnd(); -} - - -void LGLWidget::getTextureSize(const QString &materialName, float *w, float *h) { - const LYTMaterial *mat = m_layout->materials.getMaterialByName(materialName); - - if (mat->texMaps.count() == 0) { - *w = 0.0f; - *h = 0.0f; - } else { - const LYTTexMap &tm = mat->texMaps.first(); - - QImage img = m_texMgr.imageForName(tm.textureName); - *w = img.width(); - *h = img.height(); - } -} - |