diff --git a/Game.cpp b/Game.cpp
index 210201b..7f278ee 100755
--- a/Game.cpp
+++ b/Game.cpp
@@ -25,6 +25,7 @@ namespace ZL
 		std::shared_ptr<Texture> backgroundTexturePtr;
 		std::shared_ptr<Texture> pipeTexturePtr;
 		std::shared_ptr<Texture> gameOverTexturePtr;
+		std::shared_ptr<Texture> testObjTexturePtr;
 
 		VertexRenderStruct birdMesh;
 
diff --git a/Game.h b/Game.h
index 969be5c..d291fc9 100755
--- a/Game.h
+++ b/Game.h
@@ -97,6 +97,7 @@ namespace ZL
 		extern std::shared_ptr<Texture> backgroundTexturePtr;
 		extern std::shared_ptr<Texture> pipeTexturePtr;
 		extern std::shared_ptr<Texture> gameOverTexturePtr;
+		extern std::shared_ptr<Texture> testObjTexturePtr;
 
 		extern VertexRenderStruct birdMesh;
 
diff --git a/TextureManager.cpp b/TextureManager.cpp
index f7c7a08..9053dc9 100755
--- a/TextureManager.cpp
+++ b/TextureManager.cpp
@@ -1,4 +1,5 @@
 #include "TextureManager.h"
+#include "png.h"
 
 namespace ZL
 {
@@ -163,5 +164,113 @@ namespace ZL
 		return texData;
 	}
 
+	TextureDataStruct CreateTextureDataFromPng(const std::string& fullFileName)
+	{
+		TextureDataStruct texData;
+
+		FILE* file = fopen(fullFileName.c_str(), "rb");
+		if (!file) {
+			fclose(file);
+			throw std::runtime_error("Could not open file " + fullFileName);
+		}
+
+		png_structp png = png_create_read_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);
+		if (!png) {
+			fclose(file);
+			throw std::runtime_error("Could not create PNG read structure");
+		}
+
+		png_infop info = png_create_info_struct(png);
+		if (!info) {
+			fclose(file);
+			png_destroy_read_struct(&png, nullptr, nullptr);
+			throw std::runtime_error("Could not create PNG info structure");
+		}
+
+		if (setjmp(png_jmpbuf(png))) {
+			png_destroy_read_struct(&png, &info, nullptr);
+			fclose(file);
+			throw std::runtime_error("Error during PNG read");
+		}
+
+		png_init_io(png, file);
+		png_read_info(png, info);
+
+		texData.width = png_get_image_width(png, info);
+		texData.height = png_get_image_height(png, info);
+		png_byte color_type = png_get_color_type(png, info);
+		png_byte bit_depth = png_get_bit_depth(png, info);
+
+		if (bit_depth == 16)
+			png_set_strip_16(png);
+
+		if (color_type == PNG_COLOR_TYPE_PALETTE)
+			png_set_palette_to_rgb(png);
+
+		if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)
+			png_set_expand_gray_1_2_4_to_8(png);
+
+		if (png_get_valid(png, info, PNG_INFO_tRNS))
+			png_set_tRNS_to_alpha(png);
+
+		if (color_type == PNG_COLOR_TYPE_RGB ||
+			color_type == PNG_COLOR_TYPE_GRAY ||
+			color_type == PNG_COLOR_TYPE_PALETTE)
+			png_set_filler(png, 0xFF, PNG_FILLER_AFTER);
+
+		if (color_type == PNG_COLOR_TYPE_GRAY ||
+			color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
+			png_set_gray_to_rgb(png);
+
+		png_read_update_info(png, info);
+
+
+		png_bytep* row_pointers = (png_bytep*)malloc(sizeof(png_bytep) * texData.height);
+		for (int y = 0; y < texData.height; y++) {
+			row_pointers[y] = (png_byte*)malloc(png_get_rowbytes(png, info));
+		}
+
+		png_read_image(png, row_pointers);
+
+		fclose(file);
+
+		bool has_alpha = (color_type & PNG_COLOR_MASK_ALPHA) || (png_get_valid(png, info, PNG_INFO_tRNS));
+
+		size_t dataSize;
+
+		if (has_alpha)
+		{
+			texData.bitSize = TextureDataStruct::BS_32BIT;
+		}
+		else
+		{
+			texData.bitSize = TextureDataStruct::BS_24BIT;
+		}
+
+		int channels = has_alpha ? 4 : 3;
+
+		dataSize = texData.width * texData.height * channels;
+		texData.data.resize(dataSize);
+
+		
+		for (int y = 0; y < texData.height; y++) {
+			png_bytep row = row_pointers[y];
+			for (int x = 0; x < texData.width; x++) {
+				png_bytep px = &(row[x * 4]);
+				texData.data[(y * texData.width + x) * channels + 0] = px[0]; // R
+				texData.data[(y * texData.width + x) * channels + 1] = px[1]; // G
+				texData.data[(y * texData.width + x) * channels + 2] = px[2]; // B
+				if (has_alpha) {
+					texData.data[(y * texData.width + x) * channels + 3] = px[3]; // A
+				}
+			}
+			free(row_pointers[y]);
+		}
+		free(row_pointers);
+
+		png_destroy_read_struct(&png, &info, nullptr);
+
+		return texData;
+	}
 
 }
\ No newline at end of file
diff --git a/TextureManager.h b/TextureManager.h
index 19c4644..ada4eba 100755
--- a/TextureManager.h
+++ b/TextureManager.h
@@ -41,4 +41,5 @@ namespace ZL
 
 	TextureDataStruct CreateTextureDataFromBmp24(const std::string& fullFileName);
 	TextureDataStruct CreateTextureDataFromBmp32(const std::string& fullFileName);
+	TextureDataStruct CreateTextureDataFromPng(const std::string& fullFileName);
 }
diff --git a/chair_01.obj b/chair_01.obj
new file mode 100644
index 0000000..b2d1c58
--- /dev/null
+++ b/chair_01.obj
@@ -0,0 +1,845 @@
+# File produced by Open Asset Import Library (http://www.assimp.sf.net)
+# (assimp v3.1.243586452)
+
+adobe_mdllib chair_03.mdl
+
+# vertex positions
+v 0.174148 0.345293 0.193496
+v 0.174148 0.372476 0.193496
+v -0.174148 0.372476 0.193496
+v -0.174148 0.345293 0.193496
+v -0.132761 0.345293 -0.198900
+v -0.132761 0.372476 -0.198900
+v 0.132761 0.372476 -0.198900
+v 0.132761 0.345293 -0.198900
+v 0.188859 0.345293 -0.135453
+v 0.188859 0.372476 -0.135453
+v 0.193496 0.372476 0.174149
+v 0.193496 0.345293 0.174149
+v -0.193496 0.345293 0.174149
+v -0.193496 0.372476 0.174149
+v -0.188859 0.372476 -0.135453
+v -0.188859 0.345293 -0.135453
+v 0.159079 0.372476 -0.185720
+v 0.159079 0.345293 -0.185720
+v 0.179627 0.372476 -0.164475
+v 0.179627 0.345293 -0.164475
+v -0.179627 0.372476 -0.164475
+v -0.179627 0.345293 -0.164475
+v -0.159079 0.372476 -0.185720
+v -0.159079 0.345293 -0.185720
+v 0.187829 0.345293 0.187829
+v 0.187829 0.372476 0.187829
+v -0.187829 0.345293 0.187829
+v -0.187829 0.372476 0.187829
+v -0.159554 0.275653 -0.156458
+v -0.184846 0.275653 -0.156458
+v -0.184846 0.141308 -0.165571
+v -0.159554 0.141308 -0.165571
+v -0.184846 0.275653 -0.195924
+v -0.159554 0.275653 -0.195924
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+v -0.184846 0.141308 -0.201722
+v -0.184846 0.000000 -0.214654
+v -0.159554 0.000000 -0.214654
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+v -0.184846 0.000000 -0.185918
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+v -0.184846 0.406973 -0.162999
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+v -0.159554 0.857491 -0.245516
+v -0.159554 0.857491 -0.221878
+v -0.184846 0.857491 -0.221878
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+v -0.159554 0.347038 0.180502
+v -0.184846 0.347038 0.180502
+v -0.184846 0.000000 0.180502
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+v -0.159554 0.347038 0.134330
+v -0.159554 0.000000 0.151766
+v -0.184846 0.000000 0.151766
+v -0.179757 0.318788 -0.164206
+v -0.166843 0.318788 -0.164206
+v -0.166843 0.318788 0.137869
+v -0.179757 0.318788 0.137869
+v -0.179757 0.347524 -0.164206
+v -0.179757 0.347524 0.137869
+v -0.166843 0.347524 -0.164206
+v -0.166843 0.347524 0.137869
+v 0.100121 0.879784 -0.259162
+v 0.100121 0.883241 -0.227301
+v 0.200242 0.884241 -0.218089
+v 0.200242 0.880783 -0.249950
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+v -0.100121 0.883241 -0.227301
+v -0.200242 0.884241 -0.218089
+v -0.193565 0.847757 -0.214129
+v -0.100121 0.846757 -0.223342
+v -0.193565 0.844428 -0.244806
+v -0.100121 0.843428 -0.254019
+v -0.200242 0.880783 -0.249950
+v -0.100121 0.879784 -0.259162
+v 0.000000 0.882942 -0.230053
+v 0.000000 0.846459 -0.226093
+v 0.000000 0.843129 -0.256771
+v 0.000000 0.879485 -0.261914
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+v 0.179797 0.318788 -0.164206
+v 0.179797 0.318788 0.137869
+v 0.166884 0.318788 0.137869
+v 0.166884 0.347524 -0.164206
+v 0.166884 0.347524 0.137869
+v 0.179797 0.347524 -0.164206
+v 0.179797 0.347524 0.137869
+v 0.085696 0.442857 -0.201557
+v 0.085696 0.445319 -0.178867
+v 0.171392 0.446319 -0.169654
+v 0.171392 0.443856 -0.192344
+v 0.085696 0.408515 -0.197830
+v 0.171392 0.409514 -0.188617
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+v 0.171392 0.411977 -0.165927
+v -0.085696 0.445319 -0.178867
+v -0.171392 0.446319 -0.169654
+v -0.171392 0.411977 -0.165927
+v -0.085696 0.410977 -0.175140
+v -0.171392 0.409514 -0.188617
+v -0.085696 0.408515 -0.197830
+v -0.171392 0.443856 -0.192344
+v -0.085696 0.442857 -0.201557
+v 0.000000 0.445020 -0.181618
+v 0.000000 0.410678 -0.177892
+v 0.000000 0.408216 -0.200581
+v 0.000000 0.442558 -0.204308
+v 0.172319 0.318788 0.164549
+v 0.172319 0.318788 0.177462
+v -0.172319 0.318788 0.177462
+v -0.172319 0.318788 0.164549
+v 0.172319 0.347524 0.164549
+v -0.172319 0.347524 0.164549
+v 0.172319 0.347524 0.177462
+v -0.172319 0.347524 0.177462
+v -0.162206 0.318788 -0.170740
+v -0.162206 0.318788 -0.183654
+v 0.162206 0.318788 -0.183654
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+v -0.162206 0.347524 -0.170740
+v 0.162206 0.347524 -0.170740
+v -0.162206 0.347524 -0.183654
+v 0.162206 0.347524 -0.183654
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+v 0.184849 0.141308 -0.165571
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+v 0.184849 0.275653 -0.195924
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+v 0.159558 0.141308 -0.201722
+v 0.159558 0.000000 -0.214654
+v 0.184849 0.000000 -0.214654
+v 0.184849 0.000000 -0.185918
+v 0.159558 0.000000 -0.185918
+v 0.184849 0.406973 -0.202951
+v 0.184849 0.406973 -0.162999
+v 0.159558 0.406973 -0.162999
+v 0.159558 0.406973 -0.202951
+v 0.184849 0.857491 -0.245516
+v 0.184849 0.857491 -0.221878
+v 0.159558 0.857491 -0.221878
+v 0.159558 0.857491 -0.245516
+v 0.184849 0.347038 0.180502
+v 0.159558 0.347038 0.180502
+v 0.159558 0.000000 0.180502
+v 0.184849 0.000000 0.180502
+v 0.159558 0.347038 0.134330
+v 0.184849 0.347038 0.134330
+v 0.184849 0.000000 0.151766
+v 0.159558 0.000000 0.151766
+v 0.055957 0.849196 -0.254543
+v 0.055957 0.849196 -0.236012
+v 0.046171 0.442297 -0.184164
+v 0.046171 0.442248 -0.200416
+v -0.055957 0.849196 -0.236012
+v -0.046171 0.442297 -0.184164
+v -0.046171 0.442248 -0.200416
+v -0.055957 0.849196 -0.254543
+
+# UV coordinates
+vt 0.964423 0.359152
+vt 0.986640 0.359152
+vt 0.986640 0.643817
+vt 0.964423 0.643817
+vt 0.927144 0.056003
+vt 0.949361 0.056003
+vt 0.949361 0.273015
+vt 0.927144 0.273015
+vt 0.964423 0.081879
+vt 0.986640 0.081879
+vt 0.986640 0.334947
+vt 0.964423 0.334947
+vt 0.964423 0.668022
+vt 0.986640 0.668022
+vt 0.986640 0.921089
+vt 0.964423 0.921089
+vt 0.949361 0.297072
+vt 0.927144 0.297072
+vt 0.986639 0.032832
+vt 0.986640 0.056989
+vt 0.964423 0.056989
+vt 0.964423 0.032832
+vt 0.986640 0.945980
+vt 0.964423 0.945980
+vt 0.986640 0.970136
+vt 0.964423 0.970136
+vt 0.949361 0.031947
+vt 0.927144 0.031947
+vt 0.964423 0.347049
+vt 0.986640 0.347049
+vt 0.964423 0.655919
+vt 0.986640 0.656015
+vt 0.669839 0.067030
+vt 0.361128 0.067030
+vt 0.368673 0.043311
+vt 0.662294 0.043311
+vt 0.329595 0.331251
+vt 0.022567 0.331250
+vt 0.017936 0.320069
+vt 0.334227 0.320069
+vt 0.021726 0.067030
+vt 0.330437 0.067030
+vt 0.318413 0.335882
+vt 0.033749 0.335882
+vt 0.322892 0.043311
+vt 0.029271 0.043311
+vt 0.046065 0.025947
+vt 0.306097 0.025947
+vt 0.067575 0.015175
+vt 0.284587 0.015175
+vt 0.357338 0.320069
+vt 0.673628 0.320069
+vt 0.645499 0.025947
+vt 0.385467 0.025947
+vt 0.406977 0.015175
+vt 0.623989 0.015175
+vt 0.361969 0.331251
+vt 0.668997 0.331251
+vt 0.657815 0.335882
+vt 0.373151 0.335882
+vt 0.800491 0.262909
+vt 0.779813 0.262948
+vt 0.778308 0.154256
+vt 0.798979 0.153763
+vt 0.747361 0.262738
+vt 0.726595 0.262527
+vt 0.728278 0.151507
+vt 0.748942 0.151858
+vt 0.729278 0.014576
+vt 0.730695 0.035200
+vt 0.707322 0.036833
+vt 0.705868 0.016208
+vt 0.694175 0.262023
+vt 0.698826 0.152901
+vt 0.751297 0.035617
+vt 0.774572 0.038174
+vt 0.795251 0.037488
+vt 0.725787 0.371235
+vt 0.693293 0.368633
+vt 0.799595 0.369478
+vt 0.778935 0.368930
+vt 0.746451 0.371309
+vt 0.725794 0.741375
+vt 0.706573 0.739566
+vt 0.786334 0.740284
+vt 0.765673 0.739551
+vt 0.746451 0.741370
+vt 0.487747 0.678448
+vt 0.467076 0.678448
+vt 0.467076 0.394812
+vt 0.487747 0.394812
+vt 0.429340 0.678448
+vt 0.408695 0.677411
+vt 0.422946 0.393775
+vt 0.443590 0.394812
+vt 0.424124 0.370319
+vt 0.444769 0.371356
+vt 0.525483 0.678448
+vt 0.511233 0.394812
+vt 0.229182 0.982798
+vt 0.218628 0.982798
+vt 0.218628 0.735910
+vt 0.229182 0.735910
+vt 0.252668 0.982798
+vt 0.252668 0.735910
+vt 0.195142 0.982798
+vt 0.195142 0.735910
+vt 0.301082 0.604823
+vt 0.327240 0.606274
+vt 0.327240 0.688857
+vt 0.301271 0.686576
+vt 0.271574 0.604993
+vt 0.271971 0.681439
+vt 0.357354 0.606336
+vt 0.357023 0.683392
+vt 0.382432 0.604915
+vt 0.382828 0.681147
+vt 0.327152 0.441180
+vt 0.327069 0.358601
+vt 0.356857 0.364037
+vt 0.357256 0.441096
+vt 0.381194 0.366258
+vt 0.381590 0.442492
+vt 0.270335 0.366073
+vt 0.301102 0.360908
+vt 0.300995 0.442661
+vt 0.270731 0.442520
+vt 0.327306 0.523731
+vt 0.357308 0.523711
+vt 0.382011 0.523698
+vt 0.300994 0.523744
+vt 0.271153 0.523759
+vt 0.481016 0.347955
+vt 0.507159 0.348790
+vt 0.506187 0.379217
+vt 0.481016 0.378414
+vt 0.572308 0.378061
+vt 0.546152 0.378061
+vt 0.547124 0.347618
+vt 0.572308 0.347618
+vt 0.317140 0.982798
+vt 0.306586 0.982798
+vt 0.306586 0.735910
+vt 0.317140 0.735910
+vt 0.340626 0.982798
+vt 0.340626 0.735910
+vt 0.283100 0.982798
+vt 0.283100 0.735910
+vt 0.396610 0.915941
+vt 0.415219 0.917174
+vt 0.415219 0.987949
+vt 0.396788 0.986062
+vt 0.368368 0.916020
+vt 0.368556 0.986238
+vt 0.443555 0.917253
+vt 0.443259 0.987914
+vt 0.462167 0.916073
+vt 0.461712 0.986082
+vt 0.415397 0.775838
+vt 0.415502 0.705145
+vt 0.443534 0.705088
+vt 0.443729 0.775882
+vt 0.461985 0.706957
+vt 0.462338 0.777088
+vt 0.368862 0.706746
+vt 0.397073 0.706986
+vt 0.396784 0.777047
+vt 0.368544 0.776898
+vt 0.415384 0.846519
+vt 0.443631 0.846554
+vt 0.462354 0.846574
+vt 0.396650 0.846496
+vt 0.368404 0.846460
+vt 0.056810 0.988213
+vt 0.046256 0.988213
+vt 0.046256 0.706538
+vt 0.056810 0.706538
+vt 0.080296 0.988213
+vt 0.080296 0.706538
+vt 0.022770 0.988213
+vt 0.022770 0.706538
+vt 0.144549 0.982877
+vt 0.133995 0.982886
+vt 0.133995 0.717741
+vt 0.144549 0.717733
+vt 0.168035 0.982859
+vt 0.168035 0.717715
+vt 0.110509 0.982904
+vt 0.110509 0.717760
+vt 0.835458 0.262897
+vt 0.814783 0.262827
+vt 0.816350 0.153685
+vt 0.837008 0.154198
+vt 0.888674 0.262477
+vt 0.867909 0.262713
+vt 0.866372 0.151815
+vt 0.887038 0.151471
+vt 0.884677 0.035172
+vt 0.886117 0.014615
+vt 0.909475 0.016250
+vt 0.908035 0.036810
+vt 0.916487 0.152869
+vt 0.921094 0.261971
+vt 0.840797 0.038112
+vt 0.864071 0.035561
+vt 0.820136 0.037420
+vt 0.868772 0.371264
+vt 0.836284 0.368880
+vt 0.815617 0.369389
+vt 0.921933 0.368597
+vt 0.889436 0.371199
+vt 0.868772 0.741330
+vt 0.848693 0.739430
+vt 0.828023 0.740118
+vt 0.909505 0.739446
+vt 0.889427 0.741336
+vt 0.601359 0.676759
+vt 0.580688 0.676759
+vt 0.580688 0.393123
+vt 0.601359 0.393123
+vt 0.659740 0.675722
+vt 0.639095 0.676759
+vt 0.624845 0.393123
+vt 0.645490 0.392086
+vt 0.623666 0.369667
+vt 0.644311 0.368630
+vt 0.542952 0.676759
+vt 0.557203 0.393123
+vt 0.135251 0.687029
+vt 0.120190 0.687028
+vt 0.113139 0.351667
+vt 0.126352 0.351667
+vt 0.028722 0.687029
+vt 0.037668 0.351667
+vt 0.024447 0.351667
+vt 0.013653 0.687029
+vt 0.245571 0.687113
+vt 0.154104 0.687113
+vt 0.162102 0.351583
+vt 0.237574 0.351583
+
+# vertex normals
+vn 0.015653 0.000000 0.999878
+vn -0.015653 0.000000 0.999878
+vn -0.045115 0.000000 -0.998982
+vn 0.045115 0.000000 -0.998982
+vn 0.999162 0.000000 -0.040922
+vn 0.999995 0.000000 0.003186
+vn -0.999995 0.000000 0.003186
+vn -0.999162 0.000000 -0.040922
+vn 0.591992 0.000000 -0.805943
+vn 0.860349 0.000000 -0.509706
+vn -0.860349 0.000000 -0.509706
+vn -0.591992 0.000000 -0.805943
+vn 0.382683 0.000000 0.923880
+vn 0.923880 0.000000 0.382684
+vn -0.923880 0.000000 0.382684
+vn -0.382683 0.000000 0.923880
+vn 0.000000 -1.000000 -0.000000
+vn 0.000000 -1.000000 0.000000
+vn 0.000000 1.000000 -0.000001
+vn 0.000000 1.000000 -0.000000
+vn 0.000000 1.000000 -0.000000
+vn 0.000000 1.000000 0.000000
+vn 0.000000 1.000000 0.000001
+vn 0.000000 1.000000 0.000001
+vn 0.000000 1.000000 0.000000
+vn 0.000000 -1.000000 -0.000000
+vn 0.000000 -1.000000 -0.000001
+vn 0.000000 -1.000000 0.000001
+vn 0.000000 -1.000000 0.000001
+vn 0.000000 -1.000000 0.000003
+vn 0.000000 -0.009682 0.999953
+vn 0.000000 -0.106269 0.994337
+vn 0.000000 -0.004625 -0.999989
+vn 0.000000 0.067791 -0.997700
+vn 0.000000 -1.000000 0.000000
+vn 1.000000 -0.000000 0.000000
+vn 1.000000 -0.000000 0.000000
+vn 1.000000 -0.000000 0.000000
+vn 1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 0.000000 0.091131 -0.995839
+vn -1.000000 0.000000 0.000000
+vn 0.000000 -0.142521 0.989792
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 0.000000 0.111732 0.993738
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn 0.000000 -0.084926 -0.996387
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 0.000000 0.129590 0.991568
+vn 0.000000 -0.094062 -0.995566
+vn 0.000000 0.000000 1.000000
+vn 0.000000 -0.050179 -0.998740
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 0.000000 -1.000000 -0.000000
+vn 0.000000 -1.000000 -0.000000
+vn 0.000000 -1.000000 -0.000000
+vn 0.000000 -1.000000 -0.000000
+vn -1.000000 0.000001 0.000000
+vn 1.000000 -0.000000 0.000000
+vn 1.000000 -0.000000 0.000000
+vn -0.000000 0.994163 -0.107888
+vn -0.000000 0.994163 -0.107888
+vn 0.000001 0.994163 -0.107888
+vn 0.000001 0.994163 -0.107888
+vn 0.061008 -0.144045 -0.987689
+vn 0.060922 -0.144035 -0.987696
+vn 0.095232 -0.148007 -0.984391
+vn 0.095232 -0.148007 -0.984391
+vn -0.095309 0.116012 0.988665
+vn -0.061003 0.111934 0.991841
+vn -0.061003 0.111934 0.991841
+vn -0.000000 -0.994163 0.107888
+vn -0.000001 -0.994163 0.107887
+vn -0.000001 -0.994163 0.107887
+vn -0.000000 -0.994163 0.107888
+vn 0.061003 0.111934 0.991841
+vn 0.095309 0.116012 0.988665
+vn 0.061003 0.111934 0.991841
+vn 0.000001 -0.994163 0.107887
+vn 0.000000 -0.994163 0.107888
+vn 0.000000 -0.994163 0.107888
+vn 0.000001 -0.994163 0.107887
+vn -0.095232 -0.148007 -0.984391
+vn -0.095232 -0.148007 -0.984391
+vn -0.060922 -0.144035 -0.987696
+vn -0.061008 -0.144045 -0.987689
+vn -0.000001 0.994163 -0.107886
+vn 0.000000 0.994163 -0.107886
+vn 0.000000 0.994163 -0.107886
+vn -0.000000 0.107888 0.994163
+vn -0.000000 0.107888 0.994163
+vn 0.000000 -0.994163 0.107889
+vn 0.000000 -0.994163 0.107889
+vn 0.000000 -0.140076 -0.990141
+vn 0.000000 0.994163 -0.107887
+vn -0.000000 0.994163 -0.107887
+vn 0.983850 -0.177951 0.019312
+vn 0.983850 -0.177951 0.019312
+vn 0.983850 -0.177951 0.019312
+vn -0.983850 -0.177952 0.019310
+vn -0.983850 -0.177952 0.019310
+vn -0.983850 -0.177952 0.019310
+vn -0.983850 -0.177952 0.019310
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 0.000000 0.994163 -0.107889
+vn 0.000000 0.994163 -0.107888
+vn -0.000000 0.994163 -0.107887
+vn 0.070043 -0.107622 -0.991721
+vn 0.070043 -0.107622 -0.991721
+vn 0.107510 -0.107262 -0.988401
+vn 0.107510 -0.107262 -0.988401
+vn -0.107510 0.107262 0.988401
+vn -0.070043 0.107622 0.991722
+vn -0.070043 0.107622 0.991721
+vn -0.000000 -0.994163 0.107888
+vn 0.000000 -0.994163 0.107889
+vn 0.000000 -0.994163 0.107889
+vn 0.000000 -0.994163 0.107888
+vn 0.070043 0.107622 0.991721
+vn 0.107510 0.107262 0.988401
+vn 0.107510 0.107262 0.988401
+vn 0.070043 0.107622 0.991721
+vn -0.000000 -0.994163 0.107887
+vn 0.000000 -0.994163 0.107888
+vn -0.000000 -0.994163 0.107888
+vn -0.107509 -0.107262 -0.988401
+vn -0.107509 -0.107262 -0.988401
+vn -0.070043 -0.107622 -0.991721
+vn -0.070043 -0.107622 -0.991721
+vn 0.000000 0.994163 -0.107886
+vn 0.000000 0.994163 -0.107885
+vn -0.000000 0.994163 -0.107886
+vn -0.000000 0.994163 -0.107886
+vn 0.000000 0.107887 0.994163
+vn -0.000000 0.107887 0.994163
+vn -0.000000 -0.994163 0.107888
+vn -0.000000 -0.994163 0.107888
+vn 0.000000 -0.107887 -0.994163
+vn -0.000000 0.994163 -0.107889
+vn 0.000000 0.994163 -0.107889
+vn -0.000000 -1.000000 0.000000
+vn 0.000000 0.000000 -1.000000
+vn 0.000000 -1.000000 0.000000
+vn 0.000000 -1.000000 0.000000
+vn 0.000000 0.000000 1.000000
+vn 0.000000 0.000000 1.000000
+vn 0.000000 -0.009682 0.999953
+vn 0.000000 -0.106269 0.994337
+vn 1.000000 -0.000000 0.000000
+vn 1.000000 -0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 0.000000 0.000000
+vn -1.000000 0.000000 0.000000
+vn -1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn 0.000000 -0.142521 0.989792
+vn 1.000000 0.000000 0.000000
+vn 1.000000 0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn -1.000000 -0.000000 0.000000
+vn 0.000000 -0.050179 -0.998740
+vn 0.999711 -0.024036 0.000033
+vn 0.999711 -0.024036 0.000033
+vn 0.999711 -0.024036 0.000033
+vn 0.999711 -0.024036 0.000033
+vn 0.000000 0.126400 0.991979
+vn 0.000000 0.126400 0.991979
+vn -0.999711 -0.024036 0.000033
+vn -0.999711 -0.024036 0.000033
+vn -0.999711 -0.024036 0.000033
+vn 0.000000 -0.131846 -0.991270
+vn 0.000000 -0.131846 -0.991270
+
+# Mesh
+g chair_01
+usemtl MATERIAL_CHAIR_01_
+f 4/4/2 1/1/1 2/2/1
+f 2/2/1 3/3/2 4/4/2
+f 8/8/4 5/5/3 6/6/3
+f 6/6/3 7/7/4 8/8/4
+f 12/12/6 9/9/5 10/10/5
+f 10/10/5 11/11/6 12/12/6
+f 16/16/8 13/13/7 14/14/7
+f 14/14/7 15/15/8 16/16/8
+f 8/8/4 7/7/4 17/17/9
+f 17/17/9 18/18/9 8/8/4
+f 18/22/9 17/19/9 19/20/10
+f 19/20/10 20/21/10 18/22/9
+f 20/21/10 19/20/10 10/10/5
+f 10/10/5 9/9/5 20/21/10
+f 16/16/8 15/15/8 21/23/11
+f 21/23/11 22/24/11 16/16/8
+f 22/24/11 21/23/11 23/25/12
+f 23/25/12 24/26/12 22/24/11
+f 24/28/12 23/27/12 6/6/3
+f 6/6/3 5/5/3 24/28/12
+f 2/2/1 1/1/1 25/29/13
+f 25/29/13 26/30/13 2/2/1
+f 26/30/14 25/29/14 12/12/6
+f 12/12/6 11/11/6 26/30/14
+f 14/14/7 13/13/7 27/31/15
+f 27/31/15 28/32/15 14/14/7
+f 28/32/16 27/31/16 4/4/2
+f 4/4/2 3/3/2 28/32/16
+f 20/36/18 9/33/17 16/34/17
+f 16/34/17 22/35/18 20/36/18
+f 14/40/20 28/37/19 26/38/19
+f 26/38/19 11/39/20 14/40/20
+f 15/42/21 14/40/20 11/39/20
+f 11/39/20 10/41/21 15/42/21
+f 26/38/19 28/37/19 3/43/22
+f 3/43/22 2/44/22 26/38/19
+f 23/48/24 21/45/23 19/46/23
+f 19/46/23 17/47/24 23/48/24
+f 21/45/23 15/42/21 10/41/21
+f 10/41/21 19/46/23 21/45/23
+f 6/50/25 23/48/24 17/47/24
+f 17/47/24 7/49/25 6/50/25
+f 12/52/26 13/51/26 16/34/17
+f 16/34/17 9/33/17 12/52/26
+f 8/56/28 18/53/27 24/54/27
+f 24/54/27 5/55/28 8/56/28
+f 18/53/27 20/36/18 22/35/18
+f 22/35/18 24/54/27 18/53/27
+f 4/60/30 27/57/29 25/58/29
+f 25/58/29 1/59/30 4/60/30
+f 27/57/29 13/51/26 12/52/26
+f 12/52/26 25/58/29 27/57/29
+f 32/64/32 29/61/31 30/62/31
+f 30/62/31 31/63/32 32/64/32
+f 36/68/34 33/65/33 34/66/33
+f 34/66/33 35/67/34 36/68/34
+f 40/72/35 37/69/35 38/70/35
+f 38/70/35 39/71/35 40/72/35
+f 35/67/39 34/66/36 29/73/37
+f 29/73/37 32/74/38 35/67/39
+f 33/65/43 36/68/40 31/63/41
+f 31/63/41 30/62/42 33/65/43
+f 38/70/44 35/67/39 32/74/38
+f 32/74/38 39/71/44 38/70/44
+f 37/75/45 36/68/34 35/67/34
+f 35/67/34 38/70/45 37/75/45
+f 37/75/46 40/76/46 31/63/41
+f 31/63/41 36/68/40 37/75/46
+f 39/77/47 32/64/32 31/63/32
+f 31/63/32 40/76/47 39/77/47
+f 34/66/36 41/78/48 42/79/49
+f 42/79/49 29/73/37 34/66/36
+f 29/61/31 42/80/50 43/81/50
+f 43/81/50 30/62/31 29/61/31
+f 44/82/52 33/65/43 30/62/42
+f 30/62/42 43/81/51 44/82/52
+f 33/65/33 44/82/53 41/78/53
+f 41/78/53 34/66/33 33/65/33
+f 41/78/48 45/83/54 46/84/55
+f 46/84/55 42/79/49 41/78/48
+f 42/80/50 46/85/56 47/86/56
+f 47/86/56 43/81/50 42/80/50
+f 48/87/46 44/82/52 43/81/51
+f 43/81/51 47/86/46 48/87/46
+f 44/82/53 48/87/57 45/83/57
+f 45/83/57 41/78/53 44/82/53
+f 52/91/58 49/88/58 50/89/58
+f 50/89/58 51/90/58 52/91/58
+f 56/95/59 53/92/59 54/93/59
+f 54/93/59 55/94/59 56/95/59
+f 51/97/35 56/95/35 55/94/35
+f 55/94/35 52/96/35 51/97/35
+f 55/99/62 54/98/60 49/88/61
+f 49/88/61 52/91/61 55/99/62
+f 56/95/46 51/90/46 50/89/46
+f 50/89/46 53/92/46 56/95/46
+f 60/103/66 57/100/63 58/101/64
+f 58/101/64 59/102/65 60/103/66
+f 62/105/67 61/104/67 57/100/67
+f 57/100/67 60/103/67 62/105/67
+f 64/107/68 59/102/68 58/101/69
+f 58/101/69 63/106/69 64/107/68
+f 68/111/73 65/108/70 66/109/71
+f 66/109/71 67/110/72 68/111/73
+f 70/113/77 69/112/74 65/108/75
+f 65/108/75 68/111/76 70/113/77
+f 72/115/78 67/110/78 66/109/79
+f 66/109/79 71/114/80 72/115/78
+f 71/114/84 69/116/81 70/117/82
+f 70/117/82 72/115/83 71/114/84
+f 76/121/87 73/118/85 74/119/86
+f 74/119/86 75/120/86 76/121/87
+f 75/120/91 77/122/88 78/123/89
+f 78/123/89 76/121/90 75/120/91
+f 78/127/95 77/124/92 79/125/93
+f 79/125/93 80/126/94 78/127/95
+f 80/126/98 79/125/96 74/119/96
+f 74/119/96 73/118/97 80/126/98
+f 82/129/100 81/128/99 73/118/85
+f 73/118/85 76/121/87 82/129/100
+f 76/121/90 78/123/89 83/130/101
+f 83/130/101 82/129/102 76/121/90
+f 83/132/103 78/127/95 80/126/94
+f 80/126/94 84/131/103 83/132/103
+f 84/131/105 80/126/98 73/118/97
+f 73/118/97 81/128/104 84/131/105
+f 71/114/80 66/109/79 81/128/99
+f 81/128/99 82/129/100 71/114/80
+f 82/129/102 83/130/101 69/116/81
+f 69/116/81 71/114/84 82/129/102
+f 69/112/74 83/132/103 84/131/103
+f 84/131/103 65/108/75 69/112/74
+f 65/108/70 84/131/105 81/128/104
+f 81/128/104 66/109/71 65/108/70
+f 70/136/108 68/133/106 67/134/107
+f 67/134/107 72/135/106 70/136/108
+f 75/140/112 74/137/109 79/138/110
+f 79/138/110 77/139/111 75/140/112
+f 88/144/66 85/141/63 86/142/64
+f 86/142/64 87/143/65 88/144/66
+f 90/146/67 89/145/67 85/141/67
+f 85/141/67 88/144/67 90/146/67
+f 92/148/115 87/143/113 86/142/114
+f 86/142/114 91/147/113 92/148/115
+f 96/152/118 93/149/116 94/150/117
+f 94/150/117 95/151/118 96/152/118
+f 98/154/122 97/153/119 93/149/120
+f 93/149/120 96/152/121 98/154/122
+f 100/156/123 95/151/123 94/150/124
+f 94/150/124 99/155/125 100/156/123
+f 99/155/129 97/157/126 98/158/127
+f 98/158/127 100/156/128 99/155/129
+f 104/162/133 101/159/130 102/160/131
+f 102/160/131 103/161/132 104/162/133
+f 103/161/134 105/163/134 106/164/135
+f 106/164/135 104/162/136 103/161/134
+f 106/168/140 105/165/137 107/166/138
+f 107/166/138 108/167/139 106/168/140
+f 108/167/144 107/166/141 102/160/142
+f 102/160/142 101/159/143 108/167/144
+f 110/170/146 109/169/145 101/159/130
+f 101/159/130 104/162/133 110/170/146
+f 104/162/136 106/164/135 111/171/147
+f 111/171/147 110/170/148 104/162/136
+f 111/173/149 106/168/140 108/167/139
+f 108/167/139 112/172/149 111/173/149
+f 112/172/151 108/167/144 101/159/143
+f 101/159/143 109/169/150 112/172/151
+f 99/155/125 94/150/124 109/169/145
+f 109/169/145 110/170/146 99/155/125
+f 110/170/148 111/171/147 97/157/126
+f 97/157/126 99/155/129 110/170/148
+f 97/153/119 111/173/149 112/172/149
+f 112/172/149 93/149/120 97/153/119
+f 93/149/116 112/172/151 109/169/150
+f 109/169/150 94/150/117 93/149/116
+f 116/177/152 113/174/152 114/175/152
+f 114/175/152 115/176/152 116/177/152
+f 118/179/153 117/178/153 113/174/153
+f 113/174/153 116/177/153 118/179/153
+f 120/181/58 115/176/58 114/175/58
+f 114/175/58 119/180/58 120/181/58
+f 124/185/154 121/182/154 122/183/155
+f 122/183/155 123/184/154 124/185/154
+f 126/187/156 125/186/156 121/182/157
+f 121/182/157 124/185/156 126/187/156
+f 128/189/153 123/184/153 122/183/153
+f 122/183/153 127/188/153 128/189/153
+f 132/193/159 129/190/158 130/191/158
+f 130/191/158 131/192/159 132/193/159
+f 136/197/34 133/194/33 134/195/33
+f 134/195/33 135/196/34 136/197/34
+f 140/201/35 137/198/35 138/199/35
+f 138/199/35 139/200/35 140/201/35
+f 135/196/163 134/195/160 129/190/161
+f 129/190/161 132/193/162 135/196/163
+f 133/194/167 136/197/164 131/202/165
+f 131/202/165 130/203/166 133/194/167
+f 138/205/168 135/196/163 132/193/162
+f 132/193/162 139/204/168 138/205/168
+f 137/198/45 136/197/34 135/196/34
+f 135/196/34 138/205/45 137/198/45
+f 137/198/170 140/201/169 131/202/165
+f 131/202/165 136/197/164 137/198/170
+f 139/204/171 132/193/159 131/192/159
+f 131/192/159 140/206/171 139/204/171
+f 134/195/160 141/207/172 142/208/173
+f 142/208/173 129/190/161 134/195/160
+f 129/190/158 142/208/50 143/209/50
+f 143/209/50 130/191/158 129/190/158
+f 144/211/175 133/194/167 130/203/166
+f 130/203/166 143/210/174 144/211/175
+f 133/194/33 144/211/53 141/207/53
+f 141/207/53 134/195/33 133/194/33
+f 141/207/172 145/212/54 146/213/55
+f 146/213/55 142/208/173 141/207/172
+f 142/208/50 146/213/56 147/214/56
+f 147/214/56 143/209/50 142/208/50
+f 148/216/46 144/211/175 143/210/174
+f 143/210/174 147/215/46 148/216/46
+f 144/211/53 148/216/57 145/212/57
+f 145/212/57 141/207/53 144/211/53
+f 152/220/58 149/217/58 150/218/58
+f 150/218/58 151/219/58 152/220/58
+f 156/224/176 153/221/176 154/222/176
+f 154/222/176 155/223/176 156/224/176
+f 151/226/35 156/224/35 155/223/35
+f 155/223/35 152/225/35 151/226/35
+f 155/223/44 154/222/44 149/217/44
+f 149/217/44 152/220/44 155/223/44
+f 156/228/46 151/219/46 150/218/46
+f 150/218/46 153/227/46 156/228/46
+f 160/232/180 157/229/177 158/230/178
+f 158/230/178 159/231/179 160/232/180
+f 159/231/181 158/230/181 161/233/181
+f 161/233/181 162/234/182 159/231/181
+f 164/236/185 163/235/183 162/234/184
+f 162/234/184 161/233/184 164/236/185
+f 163/240/186 164/237/186 157/238/187
+f 157/238/187 160/239/186 163/240/186
diff --git a/chair_01_Base_Color.png b/chair_01_Base_Color.png
new file mode 100644
index 0000000..7a5790e
Binary files /dev/null and b/chair_01_Base_Color.png differ
diff --git a/main.cpp b/main.cpp
index 820cb64..8b7a319 100755
--- a/main.cpp
+++ b/main.cpp
@@ -152,7 +152,7 @@ namespace ZL
 		GameObjects::testObjMeshMutable.data.RotateByMatrix(QuatToMatrix(QuatFromRotateAroundZ(gs.rotateTimer * M_PI / 3.0)));
 		GameObjects::testObjMeshMutable.RefreshVBO();
 
-		glBindTexture(GL_TEXTURE_2D, GameObjects::backgroundTexturePtr->getTexID());
+		glBindTexture(GL_TEXTURE_2D, GameObjects::testObjTexturePtr->getTexID());
 		renderer.DrawVertexRenderStruct(GameObjects::testObjMeshMutable);
 
 		renderer.PopMatrix();
@@ -257,6 +257,7 @@ namespace ZL
 		GameObjects::backgroundTexturePtr = std::make_shared<Texture>(CreateTextureDataFromBmp24("./background.bmp"));
 		GameObjects::pipeTexturePtr = std::make_shared<Texture>(CreateTextureDataFromBmp32("./pipe.bmp32"));
 		GameObjects::gameOverTexturePtr = std::make_shared<Texture>(CreateTextureDataFromBmp32("./game_over.bmp32"));
+		GameObjects::testObjTexturePtr = std::make_shared<Texture>(CreateTextureDataFromPng("./chair_01_Base_Color.png"));
 
 
 		CheckGlError();