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ector: fix not to over access memory.

This commit is contained in:
Hermet Park 2019-08-29 21:13:53 +09:00
parent a4d6fa4b53
commit 32fc30cbfa
1 changed files with 4 additions and 2 deletions
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6
src/lib/ector/software/ector_software_rasterizer.c
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@ -314,7 +314,8 @@ _blend_gradient_alpha(int count, const SW_FT_Span *spans, void *user_data)
uint32_t *mbuffer = mask->pixels.u32;
//Temp buffer for intermediate processing
uint32_t *tbuffer = alloca(sizeof(uint32_t) * sd->raster_buffer->generic->w);
int tsize = sd->raster_buffer->generic->w > spans->len ? sd->raster_buffer->generic->w : spans->len;
uint32_t *tbuffer = alloca(sizeof(uint32_t) * tsize);
comp_func = efl_draw_func_span_get(sd->op, sd->mul_col, sd->gradient->alpha);
@ -370,7 +371,8 @@ _blend_gradient_alpha_inv(int count, const SW_FT_Span *spans, void *user_data)
uint32_t *mbuffer = mask->pixels.u32;
//Temp buffer for intermediate processing
uint32_t *tbuffer = alloca(sizeof(uint32_t) * sd->raster_buffer->generic->w);
int tsize = sd->raster_buffer->generic->w > spans->len ? sd->raster_buffer->generic->w : spans->len;
uint32_t *tbuffer = alloca(sizeof(uint32_t) * tsize);
comp_func = efl_draw_func_span_get(sd->op, sd->mul_col, sd->gradient->alpha);