| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include "GLEScmUtils.h" |
| |
| |
| size_t glParamSize(GLenum param) |
| { |
| size_t s = 0; |
| |
| switch(param) |
| { |
| case GL_MAX_TEXTURE_SIZE: |
| //case GL_TEXTURE_GEN_MODE_OES: |
| case GL_TEXTURE_ENV_MODE: |
| case GL_FOG_MODE: |
| case GL_FOG_DENSITY: |
| case GL_FOG_START: |
| case GL_FOG_END: |
| case GL_SPOT_EXPONENT: |
| case GL_CONSTANT_ATTENUATION: |
| case GL_LINEAR_ATTENUATION: |
| case GL_QUADRATIC_ATTENUATION: |
| case GL_SHININESS: |
| case GL_LIGHT_MODEL_TWO_SIDE: |
| case GL_POINT_SIZE: |
| case GL_POINT_SIZE_MIN: |
| case GL_POINT_SIZE_MAX: |
| case GL_POINT_FADE_THRESHOLD_SIZE: |
| case GL_CULL_FACE_MODE: |
| case GL_FRONT_FACE: |
| case GL_SHADE_MODEL: |
| case GL_DEPTH_WRITEMASK: |
| case GL_DEPTH_CLEAR_VALUE: |
| case GL_STENCIL_FAIL: |
| case GL_STENCIL_PASS_DEPTH_FAIL: |
| case GL_STENCIL_PASS_DEPTH_PASS: |
| case GL_STENCIL_REF: |
| case GL_STENCIL_WRITEMASK: |
| case GL_MATRIX_MODE: |
| case GL_MODELVIEW_STACK_DEPTH: |
| case GL_PROJECTION_STACK_DEPTH: |
| case GL_TEXTURE_STACK_DEPTH: |
| case GL_ALPHA_TEST_FUNC: |
| case GL_ALPHA_TEST_REF: |
| case GL_BLEND_DST: |
| case GL_BLEND_SRC: |
| case GL_LOGIC_OP_MODE: |
| case GL_SCISSOR_TEST: |
| case GL_MAX_TEXTURE_UNITS: |
| s = 1; |
| break; |
| case GL_ALIASED_LINE_WIDTH_RANGE: |
| case GL_ALIASED_POINT_SIZE_RANGE: |
| case GL_DEPTH_RANGE: |
| case GL_MAX_VIEWPORT_DIMS: |
| case GL_SMOOTH_POINT_SIZE_RANGE: |
| case GL_SMOOTH_LINE_WIDTH_RANGE: |
| s= 2; |
| break; |
| case GL_SPOT_DIRECTION: |
| case GL_POINT_DISTANCE_ATTENUATION: |
| case GL_CURRENT_NORMAL: |
| s = 3; |
| break; |
| case GL_CURRENT_TEXTURE_COORDS: |
| case GL_CURRENT_COLOR: |
| case GL_FOG_COLOR: |
| case GL_AMBIENT: |
| case GL_DIFFUSE: |
| case GL_SPECULAR: |
| case GL_EMISSION: |
| case GL_POSITION: |
| case GL_LIGHT_MODEL_AMBIENT: |
| case GL_TEXTURE_ENV_COLOR: |
| case GL_SCISSOR_BOX: |
| case GL_VIEWPORT: |
| //case GL_TEXTURE_CROP_RECT_OES: |
| s = 4; |
| break; |
| case GL_MODELVIEW_MATRIX: |
| case GL_PROJECTION_MATRIX: |
| case GL_TEXTURE_MATRIX: |
| s = 16; |
| default: |
| s = 1; // assume 1 |
| } |
| return s; |
| } |