/*
* Copyright (c) 2017 Rob Clark <rclark@redhat.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _COMMON_H
#define _COMMON_H
#ifndef GL_ES_VERSION_2_0
#include <GLES2/gl2.h>
#endif
#include <GLES2/gl2ext.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <gbm.h>
#include <drm_fourcc.h>
#include <stdbool.h>
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
/* from mesa's util/macros.h: */
#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) )
#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) )
#define MIN3( A, B, C ) ((A) < (B) ? MIN2(A, C) : MIN2(B, C))
#define MAX3( A, B, C ) ((A) > (B) ? MAX2(A, C) : MAX2(B, C))
static inline unsigned
u_minify(unsigned value, unsigned levels)
{
return MAX2(1, value >> levels);
}
#ifndef DRM_FORMAT_MOD_LINEAR
#define DRM_FORMAT_MOD_LINEAR 0
#endif
#ifndef DRM_FORMAT_MOD_INVALID
#define DRM_FORMAT_MOD_INVALID ((((__u64)0) << 56) | ((1ULL << 56) - 1))
#endif
#ifndef EGL_KHR_platform_gbm
#define EGL_KHR_platform_gbm 1
#define EGL_PLATFORM_GBM_KHR 0x31D7
#endif /* EGL_KHR_platform_gbm */
#ifndef EGL_EXT_platform_base
#define EGL_EXT_platform_base 1
typedef EGLDisplay (EGLAPIENTRYP PFNEGLGETPLATFORMDISPLAYEXTPROC) (EGLenum platform, void *native_display, const EGLint *attrib_list);
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC) (EGLDisplay dpy, EGLConfig config, void *native_window, const EGLint *attrib_list);
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATEPLATFORMPIXMAPSURFACEEXTPROC) (EGLDisplay dpy, EGLConfig config, void *native_pixmap, const EGLint *attrib_list);
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLDisplay EGLAPIENTRY eglGetPlatformDisplayEXT (EGLenum platform, void *native_display, const EGLint *attrib_list);
EGLAPI EGLSurface EGLAPIENTRY eglCreatePlatformWindowSurfaceEXT (EGLDisplay dpy, EGLConfig config, void *native_window, const EGLint *attrib_list);
EGLAPI EGLSurface EGLAPIENTRY eglCreatePlatformPixmapSurfaceEXT (EGLDisplay dpy, EGLConfig config, void *native_pixmap, const EGLint *attrib_list);
#endif
#endif /* EGL_EXT_platform_base */
#ifndef EGL_VERSION_1_5
#define EGLImage EGLImageKHR
#endif /* EGL_VERSION_1_5 */
#define WEAK __attribute__((weak))
/* Define tokens from EGL_EXT_image_dma_buf_import_modifiers */
#ifndef EGL_EXT_image_dma_buf_import_modifiers
#define EGL_EXT_image_dma_buf_import_modifiers 1
#define EGL_DMA_BUF_PLANE3_FD_EXT 0x3440
#define EGL_DMA_BUF_PLANE3_OFFSET_EXT 0x3441
#define EGL_DMA_BUF_PLANE3_PITCH_EXT 0x3442
#define EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT 0x3443
#define EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT 0x3444
#define EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT 0x3445
#define EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT 0x3446
#define EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT 0x3447
#define EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT 0x3448
#define EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT 0x3449
#define EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT 0x344A
#endif
#define NUM_BUFFERS 2
struct gbm {
struct gbm_device *dev;
struct gbm_surface *surface;
struct gbm_bo *bos[NUM_BUFFERS]; /* for the surfaceless case */
uint32_t format;
int width, height;
};
const struct gbm * init_gbm(int drm_fd, int w, int h, uint32_t format, uint64_t modifier, bool surfaceless);
struct framebuffer {
EGLImageKHR image;
GLuint tex;
GLuint fb;
};
struct egl {
EGLDisplay display;
EGLConfig config;
EGLContext context;
EGLSurface surface;
struct framebuffer fbs[NUM_BUFFERS]; /* for the surfaceless case */
PFNEGLGETPLATFORMDISPLAYEXTPROC eglGetPlatformDisplayEXT;
PFNEGLCREATEIMAGEKHRPROC eglCreateImageKHR;
PFNEGLDESTROYIMAGEKHRPROC eglDestroyImageKHR;
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;
PFNEGLCREATESYNCKHRPROC eglCreateSyncKHR;
PFNEGLDESTROYSYNCKHRPROC eglDestroySyncKHR;
PFNEGLWAITSYNCKHRPROC eglWaitSyncKHR;
PFNEGLCLIENTWAITSYNCKHRPROC eglClientWaitSyncKHR;
PFNEGLDUPNATIVEFENCEFDANDROIDPROC eglDupNativeFenceFDANDROID;
/* AMD_performance_monitor */
PFNGLGETPERFMONITORGROUPSAMDPROC glGetPerfMonitorGroupsAMD;
PFNGLGETPERFMONITORCOUNTERSAMDPROC glGetPerfMonitorCountersAMD;
PFNGLGETPERFMONITORGROUPSTRINGAMDPROC glGetPerfMonitorGroupStringAMD;
PFNGLGETPERFMONITORCOUNTERSTRINGAMDPROC glGetPerfMonitorCounterStringAMD;
PFNGLGETPERFMONITORCOUNTERINFOAMDPROC glGetPerfMonitorCounterInfoAMD;
PFNGLGENPERFMONITORSAMDPROC glGenPerfMonitorsAMD;
PFNGLDELETEPERFMONITORSAMDPROC glDeletePerfMonitorsAMD;
PFNGLSELECTPERFMONITORCOUNTERSAMDPROC glSelectPerfMonitorCountersAMD;
PFNGLBEGINPERFMONITORAMDPROC glBeginPerfMonitorAMD;
PFNGLENDPERFMONITORAMDPROC glEndPerfMonitorAMD;
PFNGLGETPERFMONITORCOUNTERDATAAMDPROC glGetPerfMonitorCounterDataAMD;
bool modifiers_supported;
void (*draw)(unsigned i);
};
static inline int __egl_check(void *ptr, const char *name)
{
if (!ptr) {
printf("no %s\n", name);
return -1;
}
return 0;
}
#define egl_check(egl, name) __egl_check((egl)->name, #name)
int init_egl(struct egl *egl, const struct gbm *gbm, int samples);
int create_program(const char *vs_src, const char *fs_src);
int link_program(unsigned program);
enum mode {
SMOOTH, /* smooth-shaded */
RGBA, /* single-plane RGBA */
NV12_2IMG, /* NV12, handled as two textures and converted to RGB in shader */
NV12_1IMG, /* NV12, imported as planar YUV eglimg */
VIDEO, /* video textured cube */
SHADERTOY, /* display shadertoy shader */
};
const struct egl * init_cube_smooth(const struct gbm *gbm, int samples);
const struct egl * init_cube_tex(const struct gbm *gbm, enum mode mode, int samples);
const struct egl * init_cube_shadertoy(const struct gbm *gbm, const char *shadertoy, int samples);
#ifdef HAVE_GST
struct decoder;
struct decoder * video_init(const struct egl *egl, const struct gbm *gbm, const char *filename);
EGLImage video_frame(struct decoder *dec);
void video_deinit(struct decoder *dec);
const struct egl * init_cube_video(const struct gbm *gbm, const char *video, int samples);
#else
static inline const struct egl *
init_cube_video(const struct gbm *gbm, const char *video, int samples)
{
(void)gbm; (void)video; (void)samples;
printf("no GStreamer support!\n");
return NULL;
}
#endif
void init_perfcntrs(const struct egl *egl, const char *perfcntrs);
void start_perfcntrs(void);
void end_perfcntrs(void);
void finish_perfcntrs(void);
void dump_perfcntrs(unsigned nframes, uint64_t elapsed_time_ns);
#define NSEC_PER_SEC (INT64_C(1000) * USEC_PER_SEC)
#define USEC_PER_SEC (INT64_C(1000) * MSEC_PER_SEC)
#define MSEC_PER_SEC INT64_C(1000)
int64_t get_time_ns(void);
#endif /* _COMMON_H */