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124 lines
3.7 KiB
124 lines
3.7 KiB
/*
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* Copyright © 2012 Intel Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the copyright holders not be used in
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* advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. The copyright holders make
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "compositor.h"
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static const char *
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egl_error_string(EGLint code)
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{
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#define MYERRCODE(x) case x: return #x;
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switch (code) {
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MYERRCODE(EGL_SUCCESS)
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MYERRCODE(EGL_NOT_INITIALIZED)
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MYERRCODE(EGL_BAD_ACCESS)
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MYERRCODE(EGL_BAD_ALLOC)
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MYERRCODE(EGL_BAD_ATTRIBUTE)
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MYERRCODE(EGL_BAD_CONTEXT)
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MYERRCODE(EGL_BAD_CONFIG)
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MYERRCODE(EGL_BAD_CURRENT_SURFACE)
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MYERRCODE(EGL_BAD_DISPLAY)
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MYERRCODE(EGL_BAD_SURFACE)
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MYERRCODE(EGL_BAD_MATCH)
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MYERRCODE(EGL_BAD_PARAMETER)
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MYERRCODE(EGL_BAD_NATIVE_PIXMAP)
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MYERRCODE(EGL_BAD_NATIVE_WINDOW)
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MYERRCODE(EGL_CONTEXT_LOST)
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default:
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return "unknown";
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}
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#undef MYERRCODE
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}
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static void
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print_egl_error_state(void)
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{
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EGLint code;
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code = eglGetError();
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weston_log("EGL error state: %s (0x%04lx)\n",
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egl_error_string(code), (long)code);
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}
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static void
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repaint_surfaces(struct weston_output *output, pixman_region32_t *damage)
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{
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struct weston_compositor *compositor = output->compositor;
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struct weston_surface *surface;
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wl_list_for_each_reverse(surface, &compositor->surface_list, link)
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if (surface->plane == &compositor->primary_plane)
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weston_surface_draw(surface, output, damage);
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}
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WL_EXPORT void
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gles2_renderer_repaint_output(struct weston_output *output,
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pixman_region32_t *output_damage)
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{
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struct weston_compositor *compositor = output->compositor;
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EGLBoolean ret;
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static int errored;
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int32_t width, height;
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width = output->current->width +
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output->border.left + output->border.right;
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height = output->current->height +
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output->border.top + output->border.bottom;
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glViewport(0, 0, width, height);
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ret = eglMakeCurrent(compositor->egl_display, output->egl_surface,
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output->egl_surface, compositor->egl_context);
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if (ret == EGL_FALSE) {
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if (errored)
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return;
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errored = 1;
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weston_log("Failed to make EGL context current.\n");
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print_egl_error_state();
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return;
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}
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/* if debugging, redraw everything outside the damage to clean up
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* debug lines from the previous draw on this buffer:
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*/
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if (compositor->fan_debug) {
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pixman_region32_t undamaged;
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pixman_region32_init(&undamaged);
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pixman_region32_subtract(&undamaged, &output->region,
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output_damage);
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compositor->fan_debug = 0;
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repaint_surfaces(output, &undamaged);
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compositor->fan_debug = 1;
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pixman_region32_fini(&undamaged);
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}
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repaint_surfaces(output, output_damage);
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wl_signal_emit(&output->frame_signal, output);
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ret = eglSwapBuffers(compositor->egl_display, output->egl_surface);
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if (ret == EGL_FALSE && !errored) {
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errored = 1;
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weston_log("Failed in eglSwapBuffers.\n");
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print_egl_error_state();
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}
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}
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