* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
-#include <glob.h>
-#include <dirent.h>
-
+#include "qemu/drm.h"
#include "qemu/error-report.h"
+#include "ui/console.h"
#include "ui/egl-helpers.h"
EGLDisplay *qemu_egl_display;
EGLConfig qemu_egl_config;
+DisplayGLMode qemu_egl_mode;
/* ------------------------------------------------------------------ */
glGenTextures(1, &texture);
glBindTexture(GL_TEXTURE_2D, texture);
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height,
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height,
0, GL_BGRA, GL_UNSIGNED_BYTE, 0);
egl_fb_setup_for_tex(fb, width, height, texture, true);
GL_BGRA, GL_UNSIGNED_BYTE, dst);
}
+void egl_texture_blit(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip)
+{
+ glBindFramebuffer(GL_FRAMEBUFFER_EXT, dst->framebuffer);
+ glViewport(0, 0, dst->width, dst->height);
+ glEnable(GL_TEXTURE_2D);
+ glBindTexture(GL_TEXTURE_2D, src->texture);
+ qemu_gl_run_texture_blit(gls, flip);
+}
+
+void egl_texture_blend(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip,
+ int x, int y, double scale_x, double scale_y)
+{
+ glBindFramebuffer(GL_FRAMEBUFFER_EXT, dst->framebuffer);
+ int w = scale_x * src->width;
+ int h = scale_y * src->height;
+ if (flip) {
+ glViewport(x, y, w, h);
+ } else {
+ glViewport(x, dst->height - h - y, w, h);
+ }
+ glEnable(GL_TEXTURE_2D);
+ glBindTexture(GL_TEXTURE_2D, src->texture);
+ glEnable(GL_BLEND);
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ qemu_gl_run_texture_blit(gls, flip);
+ glDisable(GL_BLEND);
+}
+
/* ---------------------------------------------------------------------- */
#ifdef CONFIG_OPENGL_DMABUF
struct gbm_device *qemu_egl_rn_gbm_dev;
EGLContext qemu_egl_rn_ctx;
-static int qemu_egl_rendernode_open(const char *rendernode)
-{
- DIR *dir;
- struct dirent *e;
- int r, fd;
- char *p;
-
- if (rendernode) {
- return open(rendernode, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK);
- }
-
- dir = opendir("/dev/dri");
- if (!dir) {
- return -1;
- }
-
- fd = -1;
- while ((e = readdir(dir))) {
- if (e->d_type != DT_CHR) {
- continue;
- }
-
- if (strncmp(e->d_name, "renderD", 7)) {
- continue;
- }
-
- p = g_strdup_printf("/dev/dri/%s", e->d_name);
-
- r = open(p, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK);
- if (r < 0) {
- g_free(p);
- continue;
- }
- fd = r;
- g_free(p);
- break;
- }
-
- closedir(dir);
- if (fd < 0) {
- return -1;
- }
- return fd;
-}
-
-int egl_rendernode_init(const char *rendernode)
+int egl_rendernode_init(const char *rendernode, DisplayGLMode mode)
{
qemu_egl_rn_fd = -1;
int rc;
- qemu_egl_rn_fd = qemu_egl_rendernode_open(rendernode);
+ qemu_egl_rn_fd = qemu_drm_rendernode_open(rendernode);
if (qemu_egl_rn_fd == -1) {
error_report("egl: no drm render node available");
goto err;
goto err;
}
- rc = qemu_egl_init_dpy_mesa((EGLNativeDisplayType)qemu_egl_rn_gbm_dev);
+ rc = qemu_egl_init_dpy_mesa((EGLNativeDisplayType)qemu_egl_rn_gbm_dev,
+ mode);
if (rc != 0) {
/* qemu_egl_init_dpy_mesa reports error */
goto err;
return fd;
}
+void egl_dmabuf_import_texture(QemuDmaBuf *dmabuf)
+{
+ EGLImageKHR image = EGL_NO_IMAGE_KHR;
+ EGLint attrs[] = {
+ EGL_DMA_BUF_PLANE0_FD_EXT, dmabuf->fd,
+ EGL_DMA_BUF_PLANE0_PITCH_EXT, dmabuf->stride,
+ EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0,
+ EGL_WIDTH, dmabuf->width,
+ EGL_HEIGHT, dmabuf->height,
+ EGL_LINUX_DRM_FOURCC_EXT, dmabuf->fourcc,
+ EGL_NONE, /* end of list */
+ };
+
+ if (dmabuf->texture != 0) {
+ return;
+ }
+
+ image = eglCreateImageKHR(qemu_egl_display,
+ EGL_NO_CONTEXT,
+ EGL_LINUX_DMA_BUF_EXT,
+ NULL, attrs);
+ if (image == EGL_NO_IMAGE_KHR) {
+ error_report("eglCreateImageKHR failed");
+ return;
+ }
+
+ glGenTextures(1, &dmabuf->texture);
+ glBindTexture(GL_TEXTURE_2D, dmabuf->texture);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+ glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, (GLeglImageOES)image);
+ eglDestroyImageKHR(qemu_egl_display, image);
+}
+
+void egl_dmabuf_release_texture(QemuDmaBuf *dmabuf)
+{
+ if (dmabuf->texture == 0) {
+ return;
+ }
+
+ glDeleteTextures(1, &dmabuf->texture);
+ dmabuf->texture = 0;
+}
+
#endif /* CONFIG_OPENGL_DMABUF */
/* ---------------------------------------------------------------------- */
-EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, Window win)
+EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, EGLNativeWindowType win)
{
EGLSurface esurface;
EGLBoolean b;
esurface = eglCreateWindowSurface(qemu_egl_display,
qemu_egl_config,
- (EGLNativeWindowType)win, NULL);
+ win, NULL);
if (esurface == EGL_NO_SURFACE) {
error_report("egl: eglCreateWindowSurface failed");
return NULL;
}
static int qemu_egl_init_dpy(EGLNativeDisplayType dpy,
- EGLenum platform)
+ EGLenum platform,
+ DisplayGLMode mode)
{
- static const EGLint conf_att_gl[] = {
+ static const EGLint conf_att_core[] = {
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
EGL_RED_SIZE, 5,
EGL_ALPHA_SIZE, 0,
EGL_NONE,
};
+ static const EGLint conf_att_gles[] = {
+ EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+ EGL_RED_SIZE, 5,
+ EGL_GREEN_SIZE, 5,
+ EGL_BLUE_SIZE, 5,
+ EGL_ALPHA_SIZE, 0,
+ EGL_NONE,
+ };
EGLint major, minor;
EGLBoolean b;
EGLint n;
+ bool gles = (mode == DISPLAYGL_MODE_ES);
qemu_egl_display = qemu_egl_get_display(dpy, platform);
if (qemu_egl_display == EGL_NO_DISPLAY) {
return -1;
}
- b = eglBindAPI(EGL_OPENGL_API);
+ b = eglBindAPI(gles ? EGL_OPENGL_ES_API : EGL_OPENGL_API);
if (b == EGL_FALSE) {
- error_report("egl: eglBindAPI failed");
+ error_report("egl: eglBindAPI failed (%s mode)",
+ gles ? "gles" : "core");
return -1;
}
- b = eglChooseConfig(qemu_egl_display, conf_att_gl,
+ b = eglChooseConfig(qemu_egl_display,
+ gles ? conf_att_gles : conf_att_core,
&qemu_egl_config, 1, &n);
if (b == EGL_FALSE || n != 1) {
- error_report("egl: eglChooseConfig failed");
+ error_report("egl: eglChooseConfig failed (%s mode)",
+ gles ? "gles" : "core");
return -1;
}
+
+ qemu_egl_mode = gles ? DISPLAYGL_MODE_ES : DISPLAYGL_MODE_CORE;
return 0;
}
-int qemu_egl_init_dpy_x11(EGLNativeDisplayType dpy)
+int qemu_egl_init_dpy_x11(EGLNativeDisplayType dpy, DisplayGLMode mode)
{
#ifdef EGL_KHR_platform_x11
- return qemu_egl_init_dpy(dpy, EGL_PLATFORM_X11_KHR);
+ return qemu_egl_init_dpy(dpy, EGL_PLATFORM_X11_KHR, mode);
#else
- return qemu_egl_init_dpy(dpy, 0);
+ return qemu_egl_init_dpy(dpy, 0, mode);
#endif
}
-int qemu_egl_init_dpy_mesa(EGLNativeDisplayType dpy)
+int qemu_egl_init_dpy_mesa(EGLNativeDisplayType dpy, DisplayGLMode mode)
{
#ifdef EGL_MESA_platform_gbm
- return qemu_egl_init_dpy(dpy, EGL_PLATFORM_GBM_MESA);
+ return qemu_egl_init_dpy(dpy, EGL_PLATFORM_GBM_MESA, mode);
#else
- return qemu_egl_init_dpy(dpy, 0);
+ return qemu_egl_init_dpy(dpy, 0, mode);
#endif
}
EGLContext qemu_egl_init_ctx(void)
{
- static const EGLint ctx_att_gl[] = {
+ static const EGLint ctx_att_core[] = {
EGL_CONTEXT_OPENGL_PROFILE_MASK, EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT,
EGL_NONE
};
+ static const EGLint ctx_att_gles[] = {
+ EGL_CONTEXT_CLIENT_VERSION, 2,
+ EGL_NONE
+ };
+ bool gles = (qemu_egl_mode == DISPLAYGL_MODE_ES);
EGLContext ectx;
EGLBoolean b;
ectx = eglCreateContext(qemu_egl_display, qemu_egl_config, EGL_NO_CONTEXT,
- ctx_att_gl);
+ gles ? ctx_att_gles : ctx_att_core);
if (ectx == EGL_NO_CONTEXT) {
error_report("egl: eglCreateContext failed");
return NULL;
projects / mirror_qemu.git / blobdiff