added thunder sound with Lightning
Merge branch 'master' into thunder
specular is off, but can change between shading models by keystroke B for Blinn
merged shader_setup into draw_shaders
added USE_BONES to texture shader; fixed mesh drawing seg-fault
Merge branch 'master' into remove_shader_setup
fixed water shader on mac.
rename FBOType::COLOR to FBOType::COLOR_WITH_DEPTH
Flower mesh now instead of deer, flowers now level with ground at that position
Merge branch 'master' of github.com:ethanmn/CPE476Final
now push B for Blinn Phong shading
Fixed shadows beyond shadowMap
Blinn Phong shader merged with Texture shader
trees and bushes now have texture, need to change the texture loading so transparency is preserved
Butterflies textures are all in Texture.h and can be loaded, but each butterfly system can only have one texture, not randomize the 3
rename Textures to TextureType
texture takes in a TextureType instead of a path
 loading textures into a static map
 added a texture cache to draw shaders
 texture_id_ is really a texture_