fl_compositor_opengl.h File Reference

#include <gtk/gtk.h>
#include "flutter/shell/platform/embedder/embedder.h"
#include "flutter/shell/platform/linux/fl_compositor.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_engine.h"

Go to the source code of this file.

Functions
G_BEGIN_DECLS	G_DECLARE_FINAL_TYPE (FlCompositorOpenGL, fl_compositor_opengl, FL, COMPOSITOR_OPENGL, FlCompositor) FlCompositorOpenGL *fl_compositor_opengl_new(FlEngine *engine
void	fl_compositor_opengl_render (FlCompositorOpenGL *compositor, int width, int height)
void	fl_compositor_opengl_cleanup (FlCompositorOpenGL *compositor)

Variables
G_BEGIN_DECLS GdkGLContext *	context

Function Documentation

fl_compositor_opengl_cleanup()

void fl_compositor_opengl_cleanup

(

FlCompositorOpenGL *

compositor

)

fl_compositor_opengl_cleanup: @compositor: an #FlCompositorOpenGL.

Removes OpenGL resources used for rendering. Requires an active context.

Definition at line 558 of file fl_compositor_opengl.cc.

                                                            {
  g_return_if_fail(FL_IS_COMPOSITOR_OPENGL(self));
 
  if (self->program != 0) {
    glDeleteProgram(self->program);
  }
  if (self->vertex_buffer != 0) {
    glDeleteBuffers(1, &self->vertex_buffer);
  }
}

Referenced by unrealize_cb().

fl_compositor_opengl_render()

void fl_compositor_opengl_render	(	FlCompositorOpenGL *	compositor,
		int	width,
		int	height
	)

fl_compositor_opengl_render: @compositor: an #FlCompositorOpenGL. @width: width of the window in pixels. @height: height of the window in pixels.

Performs OpenGL commands to render current Flutter view.

Definition at line 545 of file fl_compositor_opengl.cc.

                                             {
  g_return_if_fail(FL_IS_COMPOSITOR_OPENGL(self));
 
  glClearColor(0.0, 0.0, 0.0, 0.0);
  glClear(GL_COLOR_BUFFER_BIT);
 
  render(self, self->framebuffers, width, height);
 
  glFlush();
}

References height, render(), and width.

Referenced by render_cb(), and TEST().

G_DECLARE_FINAL_TYPE()

G_BEGIN_DECLS G_DECLARE_FINAL_TYPE	(	FlCompositorOpenGL	,
		fl_compositor_opengl	,
		FL	,
		COMPOSITOR_OPENGL	,
		FlCompositor
	)

FlCompositorOpenGL:

#FlCompositorOpenGL is class that implements compositing using OpenGL. fl_compositor_opengl_new: @engine: an #FlEngine. @context: the OpenGL context that is being rendered into.

Creates a new OpenGL compositor.

Returns: a new #FlCompositorOpenGL.

Variable Documentation

context

G_BEGIN_DECLS GdkGLContext* context

Definition at line 38 of file fl_compositor_opengl.h.

Referenced by create_pango_layout(), fl_compositor_opengl_new(), and get_pango_context().