963632f686
Reason for revert: breaking compile bots Original issue's description: > Enable viewer in non-Vulkan builds > > BUG=skia: > GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2067023002 > > Committed: https://skia.googlesource.com/skia/+/746b792a9aad1230ab69158a51c49b2e5437d95b TBR=djsollen@google.com,jvanverth@google.com # Skipping CQ checks because original CL landed less than 1 days ago. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=skia: Review-Url: https://codereview.chromium.org/2072563002
100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
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/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "GLWindowContext_unix.h"
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#include <GL/gl.h>
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#include "Window_unix.h"
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namespace sk_app {
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// platform-dependent create
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GLWindowContext* GLWindowContext::Create(void* platformData, const DisplayParams& params) {
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GLWindowContext_unix* ctx = new GLWindowContext_unix(platformData, params);
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if (!ctx->isValid()) {
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delete ctx;
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return nullptr;
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}
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return ctx;
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}
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GLWindowContext_unix::GLWindowContext_unix(void* platformData, const DisplayParams& params)
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: GLWindowContext(platformData, params)
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, fDisplay(nullptr)
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, fWindow(0)
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, fGLContext(0) {
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// any config code here (particularly for msaa)?
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this->initializeContext(platformData, params);
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}
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GLWindowContext_unix::~GLWindowContext_unix() {
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this->destroyContext();
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}
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void GLWindowContext_unix::onInitializeContext(void* platformData, const DisplayParams& params) {
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ContextPlatformData_unix* unixPlatformData =
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reinterpret_cast<ContextPlatformData_unix*>(platformData);
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if (unixPlatformData) {
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fDisplay = unixPlatformData->fDisplay;
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fWindow = unixPlatformData->fWindow;
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fVisualInfo = unixPlatformData->fVisualInfo;
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}
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SkASSERT(fDisplay);
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fGLContext = glXCreateContext(fDisplay, fVisualInfo, nullptr, GL_TRUE);
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if (!fGLContext) {
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return;
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}
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if (glXMakeCurrent(fDisplay, fWindow, fGLContext)) {
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glClearStencil(0);
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glClearColor(0, 0, 0, 0);
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glStencilMask(0xffffffff);
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glClear(GL_STENCIL_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
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int redBits, greenBits, blueBits;
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glXGetConfig(fDisplay, fVisualInfo, GLX_RED_SIZE, &redBits);
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glXGetConfig(fDisplay, fVisualInfo, GLX_GREEN_SIZE, &greenBits);
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glXGetConfig(fDisplay, fVisualInfo, GLX_BLUE_SIZE, &blueBits);
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fColorBits = redBits + greenBits + blueBits;
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glXGetConfig(fDisplay, fVisualInfo, GLX_STENCIL_SIZE, &fStencilBits);
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glXGetConfig(fDisplay, fVisualInfo, GLX_SAMPLES_ARB, &fSampleCount);
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XWindow root;
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int x, y;
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unsigned int border_width, depth;
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XGetGeometry(fDisplay, fWindow, &root, &x, &y,
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(unsigned int*)&fWidth, (unsigned int*)&fHeight, &border_width, &depth);
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glViewport(0, 0, fWidth, fHeight);
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}
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}
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void GLWindowContext_unix::onDestroyContext() {
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if (!fDisplay || !fGLContext) {
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return;
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}
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glXMakeCurrent(fDisplay, None, nullptr);
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glXDestroyContext(fDisplay, fGLContext);
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fGLContext = nullptr;
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}
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void GLWindowContext_unix::onSwapBuffers() {
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if (fDisplay && fGLContext) {
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printf("swapping\n");
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glXSwapBuffers(fDisplay, fWindow);
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}
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}
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} //namespace sk_app
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