这篇教程C++ DrawTriangle函数代码示例写得很实用，希望能帮到您。
本文整理汇总了C++中DrawTriangle函数的典型用法代码示例。如果您正苦于以下问题：C++ DrawTriangle函数的具体用法？C++ DrawTriangle怎么用？C++ DrawTriangle使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。 在下文中一共展示了DrawTriangle函数的23个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。 示例1: DrawTrianglevoid PolygonShapeBuilder::DrawRectangle( const Vector2& position, float width, float height, const Vector2& originPivot, const Color& color){ if (width <= 0 || height <= 0) { return; } Vector2 anchorOffset = Vector2{width, height} * originPivot; const auto minX = position.X - anchorOffset.X; const auto minY = position.Y - anchorOffset.Y; const auto maxX = position.X + width - anchorOffset.X; const auto maxY = position.Y + height - anchorOffset.Y; std::array<Vector3, 4> rectVertices = {{ Vector3{minX, minY, 0.0f}, Vector3{minX, maxY, 0.0f}, Vector3{maxX, maxY, 0.0f}, Vector3{maxX, minY, 0.0f}, }}; auto colorVector = color.ToVector4(); DrawTriangle( rectVertices[0], rectVertices[1], rectVertices[2], colorVector, colorVector, colorVector); DrawTriangle( rectVertices[2], rectVertices[3], rectVertices[0], colorVector, colorVector, colorVector);}
开发者ID:mogemimi，项目名称:pomdog，代码行数:33，
示例2: DrawRectangle// DrawQuads (GL_QUADS)void nuiSoftwarePainter::DrawQuadStrip(const nuiRenderArray* pArray){ int32 i; int32 count = (pArray->GetSize() - 2) / 2; for (i = 0; i < count; i++) { int32 ii = i << 1; // Is the quad a special case? const std::vector<nuiRenderArray::Vertex>& rCoords = pArray->GetVertices(); float x0 = rCoords[ii].mX, y0 = rCoords[ii+1].mY; float x1 = rCoords[(ii+1)].mX, y1 = rCoords[(ii+1)].mY; float x2 = rCoords[(ii+2)].mX, y2 = rCoords[(ii+2)].mY; float x3 = rCoords[(ii+3)].mX, y3 = rCoords[(ii+3)].mY; if (x0 == x3 && x1 == x2 && y0 == y1 && y2 == y3) { // This is an axis aligned rectangle DrawRectangle(pArray, ii, ii+1, ii+3, ii+2); } else { // This is not a special quad, draw two triangles: DrawTriangle(pArray, ii, ii+1, ii+2); DrawTriangle(pArray, ii+1, ii+3, ii+2); } }}
开发者ID:jbl2024，项目名称:nui3，代码行数:29，
示例3: submitMesh void KGEDevice::SoftRasterization(HDC hdc) { submitMesh(); transformVertexes(); /// TODO /// for test hard code DrawPoint(hdc, 100, 100, Vector4(1, 0, 0, 1)); DrawLine(hdc, 200, 247, 300, 405, Vector4(1, 0, 0, 1)); DrawTriangle(hdc, 500, 200, 400, 300, 700, 400, Vector4(0, 1, 0, 1)); int nIDtri = (int)_transformMesh->triList.size(); for (int i = 0; i<nIDtri; i++){ const KGETriangle & IDtri = _transformMesh->triList[i]; const int vID0 = IDtri.vID(0); const int vID1 = IDtri.vID(1); const int vID2 = IDtri.vID(2); if (vID0 == -1)continue; KGEVertex v0, v1, v2; v0 = _transformMesh->GetVertex(vID0); v1 = _transformMesh->GetVertex(vID1); v2 = _transformMesh->GetVertex(vID2); DrawTriangle(hdc, v0.pos.x, v0.pos.y, v1.pos.x, v1.pos.y, v2.pos.x, v2.pos.y, v0.color); } /// end test hard code }
开发者ID:iamkevinf，项目名称:KGESR，代码行数:26，
示例4: DrawTriangleFanstatic void DrawTriangleFan(State * state, GLuint index) { SelectArrayElement(state, index, state->vertexQueue + state->nextIndex); if (state->primitiveState == 3) { // even triangle GLuint prevIndex = (state->nextIndex - 1) > state->nextIndex ? state->nextIndex + 2 : state->nextIndex - 1; GLuint prevIndex2 = (state->nextIndex - 2) > state->nextIndex ? state->nextIndex + 1 : state->nextIndex - 2; DrawTriangle(state, state->vertexQueue + prevIndex, state->vertexQueue + prevIndex2, state->vertexQueue + state->nextIndex); state->primitiveState = 2; } else if (state->primitiveState == 2) { // odd triangle GLuint prevIndex = (state->nextIndex - 1) > state->nextIndex ? state->nextIndex + 2 : state->nextIndex - 1; GLuint prevIndex2 = (state->nextIndex - 2) > state->nextIndex ? state->nextIndex + 1 : state->nextIndex - 2; DrawTriangle(state, state->vertexQueue + prevIndex2, state->vertexQueue + prevIndex, state->vertexQueue + state->nextIndex); state->primitiveState = 3; } else if (state->primitiveState == 1) { // remember seen second vertex state->primitiveState = 2; } else if (state->primitiveState == 0) { // remember seen first vertex state->primitiveState = 1; } if (++state->nextIndex == 3) { state->nextIndex = 1; }}
开发者ID:mew-cx，项目名称:Vincent_ES_2.x，代码行数:29，
示例5: p9void p9(void) { SetDrawScreen(DX_SCREEN_BACK); char keybuf[256]; while (ProcessMessage() == 0 && GetHitKeyStateAll(keybuf) == 0 && keybuf[KEY_INPUT_ESCAPE] == 0) { ClearDrawScreen(); DrawLine(10, 10, 200, 10, GetColor(255, 0, 0)); DrawLine(10, 20, 200, 20, GetColor(0, 255, 0)); DrawLine(10, 30, 200, 30, GetColor(0, 0, 255)); SetDrawBlendMode(DX_BLENDMODE_ALPHA, 100); // αブレンド DrawBox(5, 5, 205, 35, GetColor(255, 255, 255), TRUE); SetDrawBlendMode(DX_BLENDMODE_NOBLEND, TRUE); // ブレンドなし DrawBox(100, 100, 201, 201, GetColor(255, 0, 0), TRUE); SetDrawBlendMode(DX_BLENDMODE_ADD, 255); // 加算ブレンド DrawCircle(150, 150, 50, GetColor(0, 255, 255), TRUE); SetDrawBlendMode(DX_BLENDMODE_SUB, 255); //
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