nux-0.9.46
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00001 /* 00002 * Copyright 2010 Inalogic® Inc. 00003 * 00004 * This program is free software: you can redistribute it and/or modify it 00005 * under the terms of the GNU Lesser General Public License, as 00006 * published by the Free Software Foundation; either version 2.1 or 3.0 00007 * of the License. 00008 * 00009 * This program is distributed in the hope that it will be useful, but 00010 * WITHOUT ANY WARRANTY; without even the implied warranties of 00011 * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR 00012 * PURPOSE. See the applicable version of the GNU Lesser General Public 00013 * License for more details. 00014 * 00015 * You should have received a copy of both the GNU Lesser General Public 00016 * License along with this program. If not, see <http://www.gnu.org/licenses/> 00017 * 00018 * Authored by: Jay Taoko <jaytaoko@inalogic.com> 00019 * 00020 */ 00021 00022 00023 #ifndef RENDERINGPIPE_H 00024 #define RENDERINGPIPE_H 00025 00026 #include "GLResource.h" 00027 00028 namespace nux 00029 { 00030 00032 00037 typedef enum 00038 { 00039 TEXWRAP_UNKNOWN = 0, 00040 TEXWRAP_REPEAT, 00041 TEXWRAP_CLAMP, 00042 TEXWRAP_CLAMP_TO_EDGE, 00043 TEXWRAP_CLAMP_TO_BORDER, 00044 TEXWRAP_MIRRORED_REPEAT, 00045 TEXWRAP_MIRROR_CLAMP_EXT, 00046 TEXWRAP_MIRROR_CLAMP_TO_EDGE_EXT, 00047 TEXWRAP_MIRROR_CLAMP_TO_BORDER_EXT, 00048 } TexWrap; 00049 00051 00056 typedef enum 00057 { 00058 TEXFILTER_UNKNOWN = 0, 00059 TEXFILTER_LINEAR, 00060 TEXFILTER_NEAREST, 00061 TEXFILTER_NEAREST_MIPMAP_NEAREST, 00062 TEXFILTER_LINEAR_MIPMAP_NEAREST, 00063 TEXFILTER_NEAREST_MIPMAP_LINEAR, 00064 TEXFILTER_LINEAR_MIPMAP_LINEAR, 00065 } TexFilter; 00066 00068 00072 typedef enum 00073 { 00074 ROPBLEND_UNKNOWN = 0, 00075 ROPBLEND_ZERO, 00076 ROPBLEND_ONE, 00077 ROPBLEND_SRC_COLOR, 00078 ROPBLEND_ONE_MINUS_SRC_COLOR, 00079 ROPBLEND_DST_COLOR, 00080 ROPBLEND_ONE_MINUS_DST_COLOR, 00081 ROPBLEND_SRC_ALPHA, 00082 ROPBLEND_ONE_MINUS_SRC_ALPHA, 00083 ROPBLEND_DST_ALPHA, 00084 ROPBLEND_ONE_MINUS_DST_ALPHA, 00085 ROPBLEND_CONSTANT_COLOR, 00086 ROPBLEND_ONE_MINUS_CONSTANT_COLOR, 00087 ROPBLEND_CONSTANT_ALPHA, 00088 ROPBLEND_ONE_MINUS_CONSTANT_ALPHA, 00089 ROPBLEND_SRC_ALPHA_SATURATE, 00090 } RopBlend; 00091 00093 00096 class TexCoordXForm 00097 { 00098 public: 00100 typedef enum 00101 { 00102 OFFSET_SCALE_COORD, 00103 OFFSET_COORD, 00104 NORMALIZED_COORD, 00105 UNNORMALIZED_COORD, 00106 FIXED_COORD, 00107 } TexCoordType; 00108 00109 TexCoordXForm(); 00110 00111 void SetTexCoordType (TexCoordType tex_coord_type); 00112 void FlipUCoord (bool b); 00113 void FlipVCoord (bool b); 00114 void FlipUVCoord (bool flip_u, bool flip_v); 00115 void SetFilter (TexFilter min_fliter, TexFilter mag_filter); 00116 void SetWrap (TexWrap u_wrap, TexWrap v_wrap); 00117 00119 float u0, v0, u1, v1; 00120 float uscale; 00121 float vscale; 00122 float uoffset; 00123 float voffset; 00124 TexWrap uwrap; 00125 TexWrap vwrap; 00126 TexFilter min_filter; 00127 TexFilter mag_filter; 00128 bool flip_u_coord; 00129 bool flip_v_coord; 00130 TexCoordType m_tex_coord_type; 00131 }; 00132 00134 00140 void QRP_Compute_Texture_Coord (t_int32 quad_width, t_int32 quad_height, ObjectPtr<IOpenGLBaseTexture> tex, TexCoordXForm &texxform); 00141 00142 } 00143 00144 #endif // RENDERINGPIPE_H