GL_ARB_tessellation_shader http://www.opengl.org/registry/specs/ARB/tessellation_shader.txt GL_ARB_tessellation_shader GL_PATCHES 0xE GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_CONTROL_SHADER 0x84F0 GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_EVALUATION_SHADER 0x84F1 GL_MAX_TESS_CONTROL_INPUT_COMPONENTS 0x886C GL_MAX_TESS_EVALUATION_INPUT_COMPONENTS 0x886D GL_MAX_COMBINED_TESS_CONTROL_UNIFORM_COMPONENTS 0x8E1E GL_MAX_COMBINED_TESS_EVALUATION_UNIFORM_COMPONENTS 0x8E1F GL_PATCH_VERTICES 0x8E72 GL_PATCH_DEFAULT_INNER_LEVEL 0x8E73 GL_PATCH_DEFAULT_OUTER_LEVEL 0x8E74 GL_TESS_CONTROL_OUTPUT_VERTICES 0x8E75 GL_TESS_GEN_MODE 0x8E76 GL_TESS_GEN_SPACING 0x8E77 GL_TESS_GEN_VERTEX_ORDER 0x8E78 GL_TESS_GEN_POINT_MODE 0x8E79 GL_ISOLINES 0x8E7A GL_FRACTIONAL_ODD 0x8E7B GL_FRACTIONAL_EVEN 0x8E7C GL_MAX_PATCH_VERTICES 0x8E7D GL_MAX_TESS_GEN_LEVEL 0x8E7E GL_MAX_TESS_CONTROL_UNIFORM_COMPONENTS 0x8E7F GL_MAX_TESS_EVALUATION_UNIFORM_COMPONENTS 0x8E80 GL_MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS 0x8E81 GL_MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS 0x8E82 GL_MAX_TESS_CONTROL_OUTPUT_COMPONENTS 0x8E83 GL_MAX_TESS_PATCH_COMPONENTS 0x8E84 GL_MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS 0x8E85 GL_MAX_TESS_EVALUATION_OUTPUT_COMPONENTS 0x8E86 GL_TESS_EVALUATION_SHADER 0x8E87 GL_TESS_CONTROL_SHADER 0x8E88 GL_MAX_TESS_CONTROL_UNIFORM_BLOCKS 0x8E89 GL_MAX_TESS_EVALUATION_UNIFORM_BLOCKS 0x8E8A void glPatchParameterfv (GLenum pname, const GLfloat* values) void glPatchParameteri (GLenum pname, GLint value)