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Fix RasterizerGLES2::canvas_draw_polygon can't work correct at some devices(like Sumsung Note2)

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in some devices, gpu doe's not support uint(32bit) indies
This commit is contained in:
sanikoyes 2014-12-19 13:08:48 +08:00
parent 04362defe7
commit 0b7a5b8425
1 changed files with 8 additions and 1 deletions
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9
drivers/gles2/rasterizer_gles2.cpp
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@ -8142,7 +8142,14 @@ void RasterizerGLES2::canvas_draw_polygon(int p_vertex_count, const int* p_indic
if (p_indices) {
glDrawElements(GL_TRIANGLES, p_vertex_count, GL_UNSIGNED_INT, p_indices );
static const int _max_draw_poly_indices = 8*1024; // change this size if needed!!!
ERR_FAIL_COND(p_vertex_count > _max_draw_poly_indices);
static uint16_t _draw_poly_indices[_max_draw_poly_indices];
for (int i=0; i<p_vertex_count; i++) {
_draw_poly_indices[i] = p_indices[i];
};
glDrawElements(GL_TRIANGLES, p_vertex_count, GL_UNSIGNED_SHORT, _draw_poly_indices );
//glDrawElements(GL_TRIANGLES, p_vertex_count, GL_UNSIGNED_INT, p_indices );
} else {
glDrawArrays(GL_TRIANGLES,0,p_vertex_count);
}