From 0b7a5b84255a53138b3a092175de7b6b9f32b058 Mon Sep 17 00:00:00 2001
From: sanikoyes <sanikoyes@163.com>
Date: Fri, 19 Dec 2014 13:08:48 +0800
Subject: Fix RasterizerGLES2::canvas_draw_polygon can't work correct at some
 devices(like Sumsung Note2) in some devices, gpu doe's not support
 uint(32bit) indies

---
 drivers/gles2/rasterizer_gles2.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'drivers')

diff --git a/drivers/gles2/rasterizer_gles2.cpp b/drivers/gles2/rasterizer_gles2.cpp
index 9f2fd032fa..79d163b019 100644
--- a/drivers/gles2/rasterizer_gles2.cpp
+++ b/drivers/gles2/rasterizer_gles2.cpp
@@ -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);
 	}
-- 
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