forked from enlightenment/efl
450 lines
12 KiB
C
450 lines
12 KiB
C
#include "evas_common_private.h"
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#include "evas_private.h"
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#include "evas_engine.h"
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#include "rsxutil.h"
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#include "Evas_Engine_PSL1GHT.h"
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#include <malloc.h>
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int _evas_engine_psl1ght_log_dom = -1;
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/* function tables - filled in later (func and parent func) */
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static Evas_Func func, pfunc;
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/* engine struct data */
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typedef struct _Render_Engine Render_Engine;
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#define MAX_BUFFERS 2
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struct _Render_Engine
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{
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Tilebuf *tb;
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Tilebuf_Rect *rects;
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Eina_Inlist *cur_rect;
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/* RSX device context */
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gcmContextData *context;
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void *host_addr;
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/* The buffers we will be drawing into. */
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rsxBuffer buffers[MAX_BUFFERS];
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int currentBuffer;
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int width;
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int height;
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RGBA_Image *rgba_image;
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uint32_t rgba_image_offset;
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int end : 1;
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};
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/* prototypes we will use here */
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static void *_output_setup(int w, int h);
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/* internal engine routines */
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static void *
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_output_setup(int w, int h)
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{
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Render_Engine *re;
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int i;
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u16 width, height;
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DATA32 *image_data = NULL;
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int image_size;
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printf ("_output_setup called : %dx%d\n", w, h);
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re = calloc(1, sizeof(Render_Engine));
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if (!re)
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return NULL;
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/* Allocate a 1Mb buffer, alligned to a 1Mb boundary
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* to be our shared IO memory with the RSX. */
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re->host_addr = memalign (1024 * 1024, HOST_SIZE);
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if (re->host_addr == NULL)
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{
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free (re);
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return NULL;
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}
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re->context = initScreen (re->host_addr, HOST_SIZE);
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if (re->context == NULL)
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{
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free (re->host_addr);
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free (re);
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return NULL;
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}
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width = w;
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height = h;
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setResolution (re->context, &width, &height);
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re->currentBuffer = 0;
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re->width = width;
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re->height = height;
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for (i = 0; i < MAX_BUFFERS; i++)
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makeBuffer (&re->buffers[i], width, height, i);
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flipBuffer(re->context, MAX_BUFFERS - 1);
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re->tb = evas_common_tilebuf_new(w, h);
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/* in preliminary tests 16x16 gave highest framerates */
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evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
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/* Allocate our memaligned backbuffer */
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image_size = ((w * h * sizeof(u32)) + 0xfffff) & - 0x100000;
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image_data = memalign (1024 * 1024, image_size);
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re->rgba_image = (RGBA_Image *)evas_cache_image_data(evas_common_image_cache_get(),
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w, h, image_data, 1, EVAS_COLORSPACE_ARGB8888);
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gcmMapMainMemory(image_data, image_size, &re->rgba_image_offset);
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return re;
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}
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/* engine api this module provides */
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static void
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eng_output_info_setup(void *info)
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{
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Evas_Engine_Info_PSL1GHT *einfo = info;
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einfo->render_mode = EVAS_RENDER_MODE_BLOCKING;
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}
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static void *
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eng_output_setup(void *engine EINA_UNUSED, void *in, unsigned int w, unsigned int h)
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{
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Evas_Engine_Info_PSL1GHT *info = in;
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printf ("eng_setup called\n");
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return _output_setup(w, h);
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}
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static void
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eng_output_free(void *engine EINA_UNUSED, void *data)
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{
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Render_Engine *re;
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int i;
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printf ("eng_output_free called\n");
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re = (Render_Engine *)data;
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gcmSetWaitFlip(re->context);
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for (i = 0; i < MAX_BUFFERS; i++)
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rsxFree (re->buffers[i].ptr);
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if (re->rgba_image)
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{
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DATA32 *image_data;
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image_data = re->rgba_image->image.data;
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evas_cache_image_drop(&re->rgba_image->cache_entry);
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free (image_data);
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}
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freeScreen (re->context);
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free (re->host_addr);
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evas_common_tilebuf_free(re->tb);
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if (re->rects)
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evas_common_tilebuf_free_render_rects(re->rects);
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free(re);
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}
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static void
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eng_output_resize(void *engine EINA_UNUSED, void *data, int w, int h)
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{
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Render_Engine *re;
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int i;
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u16 width, height;
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DATA32 *image_data;
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int image_size;
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printf ("eng_output_resize called : %dx%d\n", w, h);
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re = (Render_Engine *)data;
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width = w;
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height = h;
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if (setResolution (re->context, &width, &height))
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{
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re->width = width;
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re->height = height;
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gcmSetWaitFlip(re->context);
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for (i = 0; i < MAX_BUFFERS; i++) {
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rsxFree (re->buffers[i].ptr);
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makeBuffer (&re->buffers[i], width, height, i);
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}
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flipBuffer(re->context, MAX_BUFFERS - 1);
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evas_common_tilebuf_free(re->tb);
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re->tb = evas_common_tilebuf_new(w, h);
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evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
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/* Realloc our backbuf image */
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if (re->rgba_image)
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{
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image_data = re->rgba_image->image.data;
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evas_cache_image_drop(&re->rgba_image->cache_entry);
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free (image_data);
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}
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image_size = ((w * h * sizeof(u32)) + 0xfffff) & - 0x100000;
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image_data = memalign (1024 * 1024, image_size);
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re->rgba_image = (RGBA_Image *)evas_cache_image_data(evas_common_image_cache_get(),
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w, h, image_data, 1, EVAS_COLORSPACE_ARGB8888);
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gcmMapMainMemory(image_data, image_size, &re->rgba_image_offset);
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}
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}
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static void
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eng_output_tile_size_set(void *engine EINA_UNUSED, void *data, int w, int h)
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{
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Render_Engine *re;
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printf ("eng_output_tile_size_set called : %dx%d\n", w, h);
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re = (Render_Engine *)data;
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evas_common_tilebuf_set_tile_size(re->tb, w, h);
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}
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static void
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eng_output_redraws_rect_add(void *engine EINA_UNUSED, void *data, int x, int y, int w, int h)
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{
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Render_Engine *re;
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//printf ("eng_output_redraws_rect_add called : %d,%d %dx%d\n", x, y, w, h);
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re = (Render_Engine *)data;
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evas_common_tilebuf_add_redraw(re->tb, x, y, w, h);
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}
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static void
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eng_output_redraws_rect_del(void *engine EINA_UNUSED, void *data, int x, int y, int w, int h)
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{
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Render_Engine *re;
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//printf ("eng_output_redraws_rect_del called : %d,%d %dx%d\n", x, y, w, h);
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re = (Render_Engine *)data;
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evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
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}
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static void
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eng_output_redraws_clear(void *engine EINA_UNUSED, void *data)
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{
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Render_Engine *re;
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//printf ("eng_output_redraws_clear called\n");
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re = (Render_Engine *)data;
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evas_common_tilebuf_clear(re->tb);
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}
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static void *
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eng_output_redraws_next_update_get(void *engine EINA_UNUSED, void *data, int *x, int *y, int *w, int *h, int *cx, int *cy, int *cw, int *ch)
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{
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Render_Engine *re;
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Tilebuf_Rect *rect;
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int ux, uy, uw, uh;
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re = (Render_Engine *)data;
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/*printf ("eng_output_redraws_next_update_get called : %d,%d %dx%d -- %d,%d %dx%d\n",
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*x, *y, *w, *h, *cx, *cy, *cw, *ch);*/
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if (re->end)
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{
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re->end = 0;
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return NULL;
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}
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if (!re->rects)
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{
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re->rects = evas_common_tilebuf_get_render_rects(re->tb);
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re->cur_rect = EINA_INLIST_GET(re->rects);
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}
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if (!re->cur_rect)
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return NULL;
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rect = (Tilebuf_Rect *)re->cur_rect;
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ux = rect->x; uy = rect->y; uw = rect->w; uh = rect->h;
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re->cur_rect = re->cur_rect->next;
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if (!re->cur_rect)
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{
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evas_common_tilebuf_free_render_rects(re->rects);
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re->rects = NULL;
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re->end = 1;
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}
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*x = *cx = ux;
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*y = *cy = uy;
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*w = *cw = uw;
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*h = *ch = uh;
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/*printf ("eng_output_redraws_next_update_get returning : %d,%d %dx%d -- %d,%d %dx%d\n",
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*x, *y, *w, *h, *cx, *cy, *cw, *ch);*/
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return re->rgba_image;
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}
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static void
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eng_output_redraws_next_update_push(void *engine EINA_UNUSED, void *data EINA_UNUSED, void *surface EINA_UNUSED, int x EINA_UNUSED, int y EINA_UNUSED, int w EINA_UNUSED, int h EINA_UNUSED, Evas_Render_Mode render_mode EINA_UNUSED)
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{
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/* Don't do anything, we'll just coy the whole buffer when it's time to flush */
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}
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static void
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eng_output_flush(void *engine EINA_UNUSED, void *data, Evas_Render_Mode render_mode)
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{
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Render_Engine *re;
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rsxBuffer *buffer;
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int width;
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int height;
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if (render_mode == EVAS_RENDER_MODE_ASYNC_INIT) return;
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//printf ("eng_output_flush called\n");
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re = (Render_Engine *)data;
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buffer = &re->buffers[re->currentBuffer];
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width = re->rgba_image->cache_entry.w;
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height = re->rgba_image->cache_entry.h;
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/* Wait for the flip before copying the buffer */
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waitFlip ();
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if (re->width == width &&
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re->height == height)
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{
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/* DMA the back buffer into the rsx buffer */
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rsxSetTransferImage (re->context,
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GCM_TRANSFER_MAIN_TO_LOCAL,
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buffer->offset, buffer->width * sizeof(u32),
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0, 0,
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re->rgba_image_offset, re->width * sizeof(u32),
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0, 0, re->width, re->height, sizeof(u32));
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}
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else
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{
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gcmTransferScale gcm_scale;
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gcmTransferSurface gcm_surface;
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gcm_surface.format = GCM_TRANSFER_SURFACE_FORMAT_A8R8G8B8;
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gcm_surface.pitch = buffer->width * sizeof(u32);
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gcm_surface._pad0[0] = gcm_surface._pad0[1] = 0;
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gcm_surface.offset = buffer->offset;
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gcm_scale.interp = GCM_TRANSFER_INTERPOLATOR_LINEAR;
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gcm_scale.conversion = GCM_TRANSFER_CONVERSION_TRUNCATE;
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gcm_scale.format = GCM_TRANSFER_SCALE_FORMAT_A8R8G8B8;
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gcm_scale.origin = GCM_TRANSFER_ORIGIN_CORNER;
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gcm_scale.operation = GCM_TRANSFER_OPERATION_SRCCOPY;
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gcm_scale.offset = re->rgba_image_offset;
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gcm_scale.clipX = 0;
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gcm_scale.clipY = 0;
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gcm_scale.clipW = re->width;
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gcm_scale.clipH = re->height;
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gcm_scale.outX = 0;
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gcm_scale.outY = 0;
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gcm_scale.outW = re->width;
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gcm_scale.outH = re->height;
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gcm_scale.ratioX = rsxGetFixedSint32 ((float)width / (float)re->width);
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gcm_scale.ratioY = rsxGetFixedSint32 ((float)height / (float)re->height);
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gcm_scale.inX = 0;
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gcm_scale.inY = 0;
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gcm_scale.inW = (width & ~1); // Width must be a multiple of 2
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gcm_scale.inH = height;
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if (gcm_scale.inW < 2) // Minimum inW value is 2
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gcm_scale.inW = 2;
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if (gcm_scale.inW > 2046) // Maximum inW value is 2046
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gcm_scale.inW = 2046;
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if (gcm_scale.inH < 1) // Minimum inH value is 1
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gcm_scale.inH = 1;
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if (gcm_scale.inH > 2047) // Maximum inW value is 2047
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gcm_scale.inH = 2047;
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gcm_scale.pitch = sizeof(u32) * width;
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rsxSetTransferScaleMode (re->context, GCM_TRANSFER_MAIN_TO_LOCAL, GCM_TRANSFER_SURFACE);
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rsxSetTransferScaleSurface (re->context, &gcm_scale, &gcm_surface);
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}
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/* Wait for the DMA to finish */
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flushRSX (re->context);
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/* Flip buffer onto screen */
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flipBuffer (re->context, re->currentBuffer);
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re->currentBuffer = (re->currentBuffer + 1) % MAX_BUFFERS;
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}
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static void
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eng_output_idle_flush(void *engine EINA_UNUSED, void *data)
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{
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Render_Engine *re;
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printf ("eng_output_idle_flush called\n");
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re = (Render_Engine *)data;
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}
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static Eina_Bool
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eng_canvas_alpha_get(void *engine)
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{
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Render_Engine *re;
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// printf ("eng_output_alpha_get called\n");
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re = (Render_Engine *)engine;
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return EINA_TRUE;
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}
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/* module advertising code */
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static int
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module_open(Evas_Module *em)
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{
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if (!em) return 0;
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/* get whatever engine module we inherit from */
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if (!_evas_module_engine_inherit(&pfunc, "software_generic", sizeof (Evas_Engine_Info_PSL1GHT))) return 0;
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_evas_engine_psl1ght_log_dom = eina_log_domain_register
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("evas-psl1ght", EVAS_DEFAULT_LOG_COLOR);
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if (_evas_engine_psl1ght_log_dom < 0)
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{
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EINA_LOG_ERR("Can not create a module log domain.");
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return 0;
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}
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/* store it for later use */
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func = pfunc;
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/* now to override methods */
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#define ORD(f) EVAS_API_OVERRIDE(f, &func, eng_)
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ORD(output_info_setup);
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ORD(output_setup);
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ORD(canvas_alpha_get);
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ORD(output_free);
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ORD(output_resize);
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ORD(output_tile_size_set);
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ORD(output_redraws_rect_add);
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ORD(output_redraws_rect_del);
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ORD(output_redraws_clear);
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ORD(output_redraws_next_update_get);
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ORD(output_redraws_next_update_push);
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ORD(output_flush);
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ORD(output_idle_flush);
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/* now advertise out own api */
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em->functions = (void *)(&func);
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return 1;
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}
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static void
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module_close(Evas_Module *em EINA_UNUSED)
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{
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if (_evas_engine_psl1ght_log_dom >= 0)
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{
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eina_log_domain_unregister(_evas_engine_psl1ght_log_dom);
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_evas_engine_psl1ght_log_dom = -1;
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}
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}
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static Evas_Module_Api evas_modapi =
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{
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EVAS_MODULE_API_VERSION,
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"psl1ght",
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"none",
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{
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module_open,
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module_close
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}
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};
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EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, psl1ght);
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#ifndef EVAS_STATIC_BUILD_PSL1GHT
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EVAS_EINA_MODULE_DEFINE(engine, psl1ght);
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#endif
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