Add missing files for GL unix viewer.
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2023943004
Review-Url: https://codereview.chromium.org/2023943004
diff --git a/tools/viewer/sk_app/unix/GLWindowContext_unix.cpp b/tools/viewer/sk_app/unix/GLWindowContext_unix.cpp
new file mode 100644
index 0000000..19f9731
--- /dev/null
+++ b/tools/viewer/sk_app/unix/GLWindowContext_unix.cpp
@@ -0,0 +1,99 @@
+
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "GLWindowContext_unix.h"
+
+#include <GL/gl.h>
+
+#include "Window_unix.h"
+
+namespace sk_app {
+
+// platform-dependent create
+GLWindowContext* GLWindowContext::Create(void* platformData, const DisplayParams& params) {
+ GLWindowContext_unix* ctx = new GLWindowContext_unix(platformData, params);
+ if (!ctx->isValid()) {
+ delete ctx;
+ return nullptr;
+ }
+ return ctx;
+}
+
+GLWindowContext_unix::GLWindowContext_unix(void* platformData, const DisplayParams& params)
+ : GLWindowContext(platformData, params)
+ , fDisplay(nullptr)
+ , fWindow(0)
+ , fGLContext(0) {
+
+ // any config code here (particularly for msaa)?
+
+ this->initializeContext(platformData, params);
+}
+
+GLWindowContext_unix::~GLWindowContext_unix() {
+ this->destroyContext();
+}
+
+void GLWindowContext_unix::onInitializeContext(void* platformData, const DisplayParams& params) {
+ ContextPlatformData_unix* unixPlatformData =
+ reinterpret_cast<ContextPlatformData_unix*>(platformData);
+
+ if (unixPlatformData) {
+ fDisplay = unixPlatformData->fDisplay;
+ fWindow = unixPlatformData->fWindow;
+ fVisualInfo = unixPlatformData->fVisualInfo;
+ }
+ SkASSERT(fDisplay);
+
+ fGLContext = glXCreateContext(fDisplay, fVisualInfo, nullptr, GL_TRUE);
+ if (!fGLContext) {
+ return;
+ }
+
+ if (glXMakeCurrent(fDisplay, fWindow, fGLContext)) {
+ glClearStencil(0);
+ glClearColor(0, 0, 0, 0);
+ glStencilMask(0xffffffff);
+ glClear(GL_STENCIL_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
+
+ int redBits, greenBits, blueBits;
+ glXGetConfig(fDisplay, fVisualInfo, GLX_RED_SIZE, &redBits);
+ glXGetConfig(fDisplay, fVisualInfo, GLX_GREEN_SIZE, &greenBits);
+ glXGetConfig(fDisplay, fVisualInfo, GLX_BLUE_SIZE, &blueBits);
+ fColorBits = redBits + greenBits + blueBits;
+ glXGetConfig(fDisplay, fVisualInfo, GLX_STENCIL_SIZE, &fStencilBits);
+ glXGetConfig(fDisplay, fVisualInfo, GLX_SAMPLES_ARB, &fSampleCount);
+
+ XWindow root;
+ int x, y;
+ unsigned int border_width, depth;
+ XGetGeometry(fDisplay, fWindow, &root, &x, &y,
+ (unsigned int*)&fWidth, (unsigned int*)&fHeight, &border_width, &depth);
+ glViewport(0, 0, fWidth, fHeight);
+ }
+}
+
+void GLWindowContext_unix::onDestroyContext() {
+ if (!fDisplay || !fGLContext) {
+ return;
+ }
+ glXMakeCurrent(fDisplay, None, nullptr);
+ glXDestroyContext(fDisplay, fGLContext);
+ fGLContext = nullptr;
+}
+
+
+void GLWindowContext_unix::onSwapBuffers() {
+ if (fDisplay && fGLContext) {
+ printf("swapping\n");
+ glXSwapBuffers(fDisplay, fWindow);
+ }
+}
+
+
+} //namespace sk_app
diff --git a/tools/viewer/sk_app/unix/GLWindowContext_unix.h b/tools/viewer/sk_app/unix/GLWindowContext_unix.h
new file mode 100644
index 0000000..2d76254c
--- /dev/null
+++ b/tools/viewer/sk_app/unix/GLWindowContext_unix.h
@@ -0,0 +1,39 @@
+
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#ifndef GLWindowContext_unix_DEFINED
+#define GLWindowContext_unix_DEFINED
+
+#include "../GLWindowContext.h"
+#include "Window_unix.h"
+
+namespace sk_app {
+
+class GLWindowContext_unix : public GLWindowContext {
+public:
+ friend GLWindowContext* GLWindowContext::Create(void* platformData, const DisplayParams&);
+
+ ~GLWindowContext_unix() override;
+
+ void onSwapBuffers() override;
+
+ void onInitializeContext(void*, const DisplayParams&) override;
+ void onDestroyContext() override;
+
+private:
+ GLWindowContext_unix(void*, const DisplayParams&);
+
+ Display* fDisplay;
+ XWindow fWindow;
+ XVisualInfo* fVisualInfo;
+ GLXContext fGLContext;
+};
+
+
+}
+
+#endif