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#include "gl_engine_filter.h"
static Eina_Bool
_gl_filter_mask(Render_Engine_GL_Generic *re, Evas_Filter_Command *cmd)
{
Evas_Engine_GL_Context *gc;
Evas_GL_Image *image, *surface, *orig_mask, *use_mask = NULL;
RGBA_Draw_Context *dc_save;
int x, y, w, h, mask_w, mask_h;
DEBUG_TIME_BEGIN();
w = cmd->input->w;
h = cmd->input->h;
image = evas_ector_buffer_drawable_image_get(cmd->input->buffer);
EINA_SAFETY_ON_NULL_RETURN_VAL(image, EINA_FALSE);
orig_mask = evas_ector_buffer_drawable_image_get(cmd->mask->buffer);
EINA_SAFETY_ON_NULL_RETURN_VAL(orig_mask, EINA_FALSE);
surface = evas_ector_buffer_render_image_get(cmd->output->buffer);
EINA_SAFETY_ON_NULL_RETURN_VAL(surface, EINA_FALSE);
DBG("mask %d @%p + %d %p -> %d @%p", cmd->input->id, cmd->input->buffer,
cmd->mask->id, cmd->mask->buffer, cmd->output->id, cmd->output->buffer);
gc = gl_generic_context_find(re, 1);
evas_gl_common_context_target_surface_set(gc, surface);
dc_save = gc->dc;
gc->dc = evas_common_draw_context_new();
evas_common_draw_context_set_multiplier(gc->dc, cmd->draw.R, cmd->draw.G, cmd->draw.B, cmd->draw.A);
evas_common_draw_context_clip_clip(gc->dc, 0, 0, w, h);
mask_w = (cmd->draw.fillmode & EVAS_FILTER_FILL_MODE_STRETCH_X) ? w : cmd->mask->w;
mask_h = (cmd->draw.fillmode & EVAS_FILTER_FILL_MODE_STRETCH_Y) ? h : cmd->mask->h;
use_mask = evas_gl_common_image_virtual_scaled_get(NULL, orig_mask, mask_w, mask_h, EINA_TRUE);
gc->dc->clip.mask = use_mask;
gc->dc->clip.mask_color = !cmd->mask->alpha_only;
for (y = 0; y < h; y += mask_h)
for (x = 0; x < w; x += mask_w)
{
int sw, sh;
sw = MIN(mask_w, w - x);
sh = MIN(mask_h, h - y);
gc->dc->clip.mask_x = x;
gc->dc->clip.mask_y = y;
evas_gl_common_image_draw(gc, image, x, y, sw, sh,
x, y, sw, sh, EINA_TRUE);
}
evas_gl_common_image_free(use_mask);
evas_common_draw_context_free(gc->dc);
gc->dc = dc_save;
evas_ector_buffer_engine_image_release(cmd->input->buffer, image);
evas_ector_buffer_engine_image_release(cmd->mask->buffer, orig_mask);
evas_ector_buffer_engine_image_release(cmd->output->buffer, surface);
DEBUG_TIME_END();
return EINA_TRUE;
}
GL_Filter_Apply_Func
gl_filter_mask_func_get(Render_Engine_GL_Generic *re EINA_UNUSED, Evas_Filter_Command *cmd)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(cmd, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(cmd->input, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(cmd->mask, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(cmd->output, NULL);
EINA_SAFETY_ON_FALSE_RETURN_VAL((cmd->input->w > 0) && (cmd->input->h > 0), NULL);
EINA_SAFETY_ON_FALSE_RETURN_VAL((cmd->mask->w > 0) && (cmd->mask->h > 0), NULL);
EINA_SAFETY_ON_FALSE_RETURN_VAL(cmd->input->w == cmd->output->w, NULL);
EINA_SAFETY_ON_FALSE_RETURN_VAL(cmd->input->h == cmd->output->h, NULL);
return _gl_filter_mask;
}
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