diff options
Diffstat (limited to 'src/video_core/renderer_opengl/renderer_opengl.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/renderer_opengl.cpp | 41 |
1 files changed, 38 insertions, 3 deletions
diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp index 4fd0d66c5..49a1989e4 100644 --- a/src/video_core/renderer_opengl/renderer_opengl.cpp +++ b/src/video_core/renderer_opengl/renderer_opengl.cpp @@ -138,7 +138,12 @@ void RendererOpenGL::SwapBuffers( // Load the framebuffer from memory, draw it to the screen, and swap buffers LoadFBToScreenInfo(*framebuffer); - DrawScreen(); + + if (renderer_settings.screenshot_requested) + CaptureScreenshot(); + + DrawScreen(render_window.GetFramebufferLayout()); + render_window.SwapBuffers(); } @@ -383,14 +388,13 @@ void RendererOpenGL::DrawScreenTriangles(const ScreenInfo& screen_info, float x, /** * Draws the emulated screens to the emulator window. */ -void RendererOpenGL::DrawScreen() { +void RendererOpenGL::DrawScreen(const Layout::FramebufferLayout& layout) { if (renderer_settings.set_background_color) { // Update background color before drawing glClearColor(Settings::values.bg_red, Settings::values.bg_green, Settings::values.bg_blue, 0.0f); } - const auto& layout = render_window.GetFramebufferLayout(); const auto& screen = layout.screen; glViewport(0, 0, layout.width, layout.height); @@ -414,6 +418,37 @@ void RendererOpenGL::DrawScreen() { /// Updates the framerate void RendererOpenGL::UpdateFramerate() {} +void RendererOpenGL::CaptureScreenshot() { + // Draw the current frame to the screenshot framebuffer + screenshot_framebuffer.Create(); + GLuint old_read_fb = state.draw.read_framebuffer; + GLuint old_draw_fb = state.draw.draw_framebuffer; + state.draw.read_framebuffer = state.draw.draw_framebuffer = screenshot_framebuffer.handle; + state.Apply(); + + Layout::FramebufferLayout layout{renderer_settings.screenshot_framebuffer_layout}; + + GLuint renderbuffer; + glGenRenderbuffers(1, &renderbuffer); + glBindRenderbuffer(GL_RENDERBUFFER, renderbuffer); + glRenderbufferStorage(GL_RENDERBUFFER, GL_RGB8, layout.width, layout.height); + glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, renderbuffer); + + DrawScreen(layout); + + glReadPixels(0, 0, layout.width, layout.height, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, + renderer_settings.screenshot_bits); + + screenshot_framebuffer.Release(); + state.draw.read_framebuffer = old_read_fb; + state.draw.draw_framebuffer = old_draw_fb; + state.Apply(); + glDeleteRenderbuffers(1, &renderbuffer); + + renderer_settings.screenshot_complete_callback(); + renderer_settings.screenshot_requested = false; +} + static const char* GetSource(GLenum source) { #define RET(s) \ case GL_DEBUG_SOURCE_##s: \ |