OpenGL.raw.GL.NV.vertex_program | index /build/buildd/pyopengl-3.0.0~b3/OpenGL/raw/GL/NV/vertex_program.py |
OpenGL extension NV.vertex_program
Overview (from the spec)
Unextended OpenGL mandates a certain set of configurable per-vertex
computations defining vertex transformation, texture coordinate
generation and transformation, and lighting. Several extensions
have added further per-vertex computations to OpenGL. For example,
extensions have defined new texture coordinate generation modes
(ARB_texture_cube_map, NV_texgen_reflection, NV_texgen_emboss), new
vertex transformation modes (EXT_vertex_weighting), new lighting modes
(OpenGL 1.2's separate specular and rescale normal functionality),
several modes for fog distance generation (NV_fog_distance), and
eye-distance point size attenuation (EXT_point_parameters).
Each such extension adds a small set of relatively inflexible
per-vertex computations.
This inflexibility is in contrast to the typical flexibility provided
by the underlying programmable floating point engines (whether
micro-coded vertex engines, DSPs, or CPUs) that are traditionally used
to implement OpenGL's per-vertex computations. The purpose of this
extension is to expose to the OpenGL application writer a significant
degree of per-vertex programmability for computing vertex parameters.
For the purposes of discussing this extension, a vertex program is
a sequence of floating-point 4-component vector operations that
determines how a set of program parameters (defined outside of
OpenGL's begin/end pair) and an input set of per-vertex parameters
are transformed to a set of per-vertex output parameters.
The per-vertex computations for standard OpenGL given a particular
set of lighting and texture coordinate generation modes (along with
any state for extensions defining per-vertex computations) is, in
essence, a vertex program. However, the sequence of operations is
defined implicitly by the current OpenGL state settings rather than
defined explicitly as a sequence of instructions.
This extension provides an explicit mechanism for defining vertex
program instruction sequences for application-defined vertex programs.
In order to define such vertex programs, this extension defines
a vertex programming model including a floating-point 4-component
vector instruction set and a relatively large set of floating-point
4-component registers.
The extension's vertex programming model is designed for efficient
hardware implementation and to support a wide variety of vertex
programs. By design, the entire set of existing vertex programs
defined by existing OpenGL per-vertex computation extensions can be
implemented using the extension's vertex programming model.
The official definition of this extension is available here:
http://oss.sgi.com/projects/ogl-sample/registry/NV/vertex_program.txt
Automatically generated by the get_gl_extensions script, do not edit!
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GL_ATTRIB_ARRAY_POINTER_NV = GL_ATTRIB_ARRAY_POINTER_NV GL_ATTRIB_ARRAY_SIZE_NV = GL_ATTRIB_ARRAY_SIZE_NV GL_ATTRIB_ARRAY_STRIDE_NV = GL_ATTRIB_ARRAY_STRIDE_NV GL_ATTRIB_ARRAY_TYPE_NV = GL_ATTRIB_ARRAY_TYPE_NV GL_CURRENT_ATTRIB_NV = GL_CURRENT_ATTRIB_NV GL_CURRENT_MATRIX_NV = GL_CURRENT_MATRIX_NV GL_CURRENT_MATRIX_STACK_DEPTH_NV = GL_CURRENT_MATRIX_STACK_DEPTH_NV GL_IDENTITY_NV = GL_IDENTITY_NV GL_INVERSE_NV = GL_INVERSE_NV GL_INVERSE_TRANSPOSE_NV = GL_INVERSE_TRANSPOSE_NV GL_MAP1_VERTEX_ATTRIB0_4_NV = GL_MAP1_VERTEX_ATTRIB0_4_NV GL_MAP1_VERTEX_ATTRIB10_4_NV = GL_MAP1_VERTEX_ATTRIB10_4_NV GL_MAP1_VERTEX_ATTRIB11_4_NV = GL_MAP1_VERTEX_ATTRIB11_4_NV GL_MAP1_VERTEX_ATTRIB12_4_NV = GL_MAP1_VERTEX_ATTRIB12_4_NV GL_MAP1_VERTEX_ATTRIB13_4_NV = GL_MAP1_VERTEX_ATTRIB13_4_NV GL_MAP1_VERTEX_ATTRIB14_4_NV = GL_MAP1_VERTEX_ATTRIB14_4_NV GL_MAP1_VERTEX_ATTRIB15_4_NV = GL_MAP1_VERTEX_ATTRIB15_4_NV GL_MAP1_VERTEX_ATTRIB1_4_NV = GL_MAP1_VERTEX_ATTRIB1_4_NV GL_MAP1_VERTEX_ATTRIB2_4_NV = GL_MAP1_VERTEX_ATTRIB2_4_NV GL_MAP1_VERTEX_ATTRIB3_4_NV = GL_MAP1_VERTEX_ATTRIB3_4_NV GL_MAP1_VERTEX_ATTRIB4_4_NV = GL_MAP1_VERTEX_ATTRIB4_4_NV GL_MAP1_VERTEX_ATTRIB5_4_NV = GL_MAP1_VERTEX_ATTRIB5_4_NV GL_MAP1_VERTEX_ATTRIB6_4_NV = GL_MAP1_VERTEX_ATTRIB6_4_NV GL_MAP1_VERTEX_ATTRIB7_4_NV = GL_MAP1_VERTEX_ATTRIB7_4_NV GL_MAP1_VERTEX_ATTRIB8_4_NV = GL_MAP1_VERTEX_ATTRIB8_4_NV GL_MAP1_VERTEX_ATTRIB9_4_NV = GL_MAP1_VERTEX_ATTRIB9_4_NV GL_MAP2_VERTEX_ATTRIB0_4_NV = GL_MAP2_VERTEX_ATTRIB0_4_NV GL_MAP2_VERTEX_ATTRIB10_4_NV = GL_MAP2_VERTEX_ATTRIB10_4_NV GL_MAP2_VERTEX_ATTRIB11_4_NV = GL_MAP2_VERTEX_ATTRIB11_4_NV GL_MAP2_VERTEX_ATTRIB12_4_NV = GL_MAP2_VERTEX_ATTRIB12_4_NV GL_MAP2_VERTEX_ATTRIB13_4_NV = GL_MAP2_VERTEX_ATTRIB13_4_NV GL_MAP2_VERTEX_ATTRIB14_4_NV = GL_MAP2_VERTEX_ATTRIB14_4_NV GL_MAP2_VERTEX_ATTRIB15_4_NV = GL_MAP2_VERTEX_ATTRIB15_4_NV GL_MAP2_VERTEX_ATTRIB1_4_NV = GL_MAP2_VERTEX_ATTRIB1_4_NV GL_MAP2_VERTEX_ATTRIB2_4_NV = GL_MAP2_VERTEX_ATTRIB2_4_NV GL_MAP2_VERTEX_ATTRIB3_4_NV = GL_MAP2_VERTEX_ATTRIB3_4_NV GL_MAP2_VERTEX_ATTRIB4_4_NV = GL_MAP2_VERTEX_ATTRIB4_4_NV GL_MAP2_VERTEX_ATTRIB5_4_NV = GL_MAP2_VERTEX_ATTRIB5_4_NV GL_MAP2_VERTEX_ATTRIB6_4_NV = GL_MAP2_VERTEX_ATTRIB6_4_NV GL_MAP2_VERTEX_ATTRIB7_4_NV = GL_MAP2_VERTEX_ATTRIB7_4_NV GL_MAP2_VERTEX_ATTRIB8_4_NV = GL_MAP2_VERTEX_ATTRIB8_4_NV GL_MAP2_VERTEX_ATTRIB9_4_NV = GL_MAP2_VERTEX_ATTRIB9_4_NV GL_MATRIX0_NV = GL_MATRIX0_NV GL_MATRIX1_NV = GL_MATRIX1_NV GL_MATRIX2_NV = GL_MATRIX2_NV GL_MATRIX3_NV = GL_MATRIX3_NV GL_MATRIX4_NV = GL_MATRIX4_NV GL_MATRIX5_NV = GL_MATRIX5_NV GL_MATRIX6_NV = GL_MATRIX6_NV GL_MATRIX7_NV = GL_MATRIX7_NV GL_MAX_TRACK_MATRICES_NV = GL_MAX_TRACK_MATRICES_NV GL_MAX_TRACK_MATRIX_STACK_DEPTH_NV = GL_MAX_TRACK_MATRIX_STACK_DEPTH_NV GL_MODELVIEW_PROJECTION_NV = GL_MODELVIEW_PROJECTION_NV GL_PROGRAM_ERROR_POSITION_NV = GL_PROGRAM_ERROR_POSITION_NV GL_PROGRAM_LENGTH_NV = GL_PROGRAM_LENGTH_NV GL_PROGRAM_PARAMETER_NV = GL_PROGRAM_PARAMETER_NV GL_PROGRAM_RESIDENT_NV = GL_PROGRAM_RESIDENT_NV GL_PROGRAM_STRING_NV = GL_PROGRAM_STRING_NV GL_PROGRAM_TARGET_NV = GL_PROGRAM_TARGET_NV GL_TRACK_MATRIX_NV = GL_TRACK_MATRIX_NV GL_TRACK_MATRIX_TRANSFORM_NV = GL_TRACK_MATRIX_TRANSFORM_NV GL_TRANSPOSE_NV = GL_TRANSPOSE_NV GL_VERTEX_ATTRIB_ARRAY0_NV = GL_VERTEX_ATTRIB_ARRAY0_NV GL_VERTEX_ATTRIB_ARRAY10_NV = GL_VERTEX_ATTRIB_ARRAY10_NV GL_VERTEX_ATTRIB_ARRAY11_NV = GL_VERTEX_ATTRIB_ARRAY11_NV GL_VERTEX_ATTRIB_ARRAY12_NV = GL_VERTEX_ATTRIB_ARRAY12_NV GL_VERTEX_ATTRIB_ARRAY13_NV = GL_VERTEX_ATTRIB_ARRAY13_NV GL_VERTEX_ATTRIB_ARRAY14_NV = GL_VERTEX_ATTRIB_ARRAY14_NV GL_VERTEX_ATTRIB_ARRAY15_NV = GL_VERTEX_ATTRIB_ARRAY15_NV GL_VERTEX_ATTRIB_ARRAY1_NV = GL_VERTEX_ATTRIB_ARRAY1_NV GL_VERTEX_ATTRIB_ARRAY2_NV = GL_VERTEX_ATTRIB_ARRAY2_NV GL_VERTEX_ATTRIB_ARRAY3_NV = GL_VERTEX_ATTRIB_ARRAY3_NV GL_VERTEX_ATTRIB_ARRAY4_NV = GL_VERTEX_ATTRIB_ARRAY4_NV GL_VERTEX_ATTRIB_ARRAY5_NV = GL_VERTEX_ATTRIB_ARRAY5_NV GL_VERTEX_ATTRIB_ARRAY6_NV = GL_VERTEX_ATTRIB_ARRAY6_NV GL_VERTEX_ATTRIB_ARRAY7_NV = GL_VERTEX_ATTRIB_ARRAY7_NV GL_VERTEX_ATTRIB_ARRAY8_NV = GL_VERTEX_ATTRIB_ARRAY8_NV GL_VERTEX_ATTRIB_ARRAY9_NV = GL_VERTEX_ATTRIB_ARRAY9_NV GL_VERTEX_PROGRAM_BINDING_NV = GL_VERTEX_PROGRAM_BINDING_NV GL_VERTEX_PROGRAM_NV = GL_VERTEX_PROGRAM_NV GL_VERTEX_PROGRAM_POINT_SIZE_NV = GL_VERTEX_PROGRAM_POINT_SIZE_NV GL_VERTEX_PROGRAM_TWO_SIDE_NV = GL_VERTEX_PROGRAM_TWO_SIDE_NV GL_VERTEX_STATE_PROGRAM_NV = GL_VERTEX_STATE_PROGRAM_NV __file__ = '/build/buildd/pyopengl-3.0.0~b3/OpenGL/raw/GL/NV/vertex_program.py' __name__ = 'OpenGL.raw.GL.NV.vertex_program' |