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Multi-window GL contexts.

This commit is contained in:
Ben Vanik 2015-09-07 09:08:54 -07:00
parent 5411b67e05
commit 539f69f368
2 changed files with 9 additions and 6 deletions
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10
src/xenia/ui/gl/gl_context.cc
View File

@ -59,9 +59,10 @@ void FatalGLError(std::string error) {
"of supported GPUs.");
}
std::unique_ptr<GLContext> GLContext::Create(Window* target_window) {
std::unique_ptr<GLContext> GLContext::Create(Window* target_window,
GLContext* share_context) {
auto context = std::unique_ptr<GLContext>(new GLContext(target_window));
if (!context->Initialize(target_window)) {
if (!context->Initialize(target_window, share_context)) {
return nullptr;
}
context->AssertExtensionsPresent();
@ -92,7 +93,7 @@ GLContext::~GLContext() {
}
}
bool GLContext::Initialize(Window* target_window) {
bool GLContext::Initialize(Window* target_window, GLContext* share_context) {
target_window_ = target_window;
dc_ = GetDC(HWND(target_window_->native_handle()));
@ -152,7 +153,8 @@ bool GLContext::Initialize(Window* target_window) {
WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB,
0};
glrc_ = wglCreateContextAttribsARB(dc_, nullptr, attrib_list);
glrc_ = wglCreateContextAttribsARB(
dc_, share_context ? share_context->glrc_ : nullptr, attrib_list);
wglMakeCurrent(nullptr, nullptr);
wglDeleteContext(temp_context);
if (!glrc_) {

5
src/xenia/ui/gl/gl_context.h
View File

@ -30,7 +30,8 @@ namespace gl {
class GLContext : public GraphicsContext {
public:
static std::unique_ptr<GLContext> Create(Window* target_window);
static std::unique_ptr<GLContext> Create(Window* target_window,
GLContext* share_context = nullptr);
~GLContext() override;
@ -53,7 +54,7 @@ class GLContext : public GraphicsContext {
explicit GLContext(Window* target_window);
GLContext(Window* target_window, HGLRC glrc);
bool Initialize(Window* target_window);
bool Initialize(Window* target_window, GLContext* share_context);
void AssertExtensionsPresent();
void SetupDebugging();