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Implement drm (egl) buffer attaching

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This commit is contained in:
nyorain 2017-08-09 21:25:34 +02:00
parent 750d0ad458
commit 67369173aa
19 changed files with 308 additions and 23 deletions
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28
render/gles2/renderer.c
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@ -2,14 +2,17 @@
#include <stdlib.h>
#include <assert.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <wayland-util.h>
#include <wayland-server-protocol.h>
#include <wlr/render.h>
#include <wlr/render/interface.h>
#include <wlr/render/matrix.h>
#include <wlr/util/log.h>
#include "backend/egl.h"
#include "render/gles2.h"
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES = NULL;
struct shaders shaders;
static bool compile_shader(GLuint type, const GLchar *src, GLuint *shader) {
@ -65,13 +68,36 @@ static void init_default_shaders() {
if (!compile_program(quad_vertex_src, ellipse_fragment_src, &shaders.ellipse)) {
goto error;
}
if (glEGLImageTargetTexture2DOES) {
if (!compile_program(quad_vertex_src, fragment_src_external, &shaders.external)) {
goto error;
}
}
wlr_log(L_DEBUG, "Compiled default shaders");
return;
error:
wlr_log(L_ERROR, "Failed to set up default shaders!");
}
static void init_image_ext() {
if (glEGLImageTargetTexture2DOES)
return;
const char *exts = (const char*) glGetString(GL_EXTENSIONS);
if (strstr(exts, "GL_OES_EGL_image_external")) {
glEGLImageTargetTexture2DOES = (PFNGLEGLIMAGETARGETTEXTURE2DOESPROC)
eglGetProcAddress("glEGLImageTargetTexture2DOES");
}
if (!glEGLImageTargetTexture2DOES) {
wlr_log(L_INFO, "Failed to load glEGLImageTargetTexture2DOES "
"Will not be able to attach drm buffers");
}
}
static void init_globals() {
init_image_ext();
init_default_shaders();
}
@ -179,7 +205,7 @@ static struct wlr_renderer_impl wlr_renderer_impl = {
.destroy = wlr_gles2_destroy
};
struct wlr_renderer *wlr_gles2_renderer_init() {
struct wlr_renderer *wlr_gles2_renderer_init(struct wlr_egl *egl) {
init_globals();
return wlr_renderer_init(NULL, &wlr_renderer_impl);
}