We move the EGL and GLES2 output repaint code into a new gles2-render.c file. The eglMakeCurrent, glViewPort, surface loop etc was duplicated across all backends, but this patch moves it to a new file.dev
Kristian Høgsberg
13 years ago
parent
774c34a381
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d7c172648d
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/*
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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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