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/*
* Copyright (C) 2007-2010 The Nouveau Project.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __NOUVEAU_GLDEFS_H__
#define __NOUVEAU_GLDEFS_H__
static inline unsigned
nvgl_blend_func(unsigned func)
{
switch (func) {
case GL_ZERO:
return 0x0000;
case GL_ONE:
return 0x0001;
case GL_SRC_COLOR:
return 0x0300;
case GL_ONE_MINUS_SRC_COLOR:
return 0x0301;
case GL_SRC_ALPHA:
return 0x0302;
case GL_ONE_MINUS_SRC_ALPHA:
return 0x0303;
case GL_DST_ALPHA:
return 0x0304;
case GL_ONE_MINUS_DST_ALPHA:
return 0x0305;
case GL_DST_COLOR:
return 0x0306;
case GL_ONE_MINUS_DST_COLOR:
return 0x0307;
case GL_SRC_ALPHA_SATURATE:
return 0x0308;
case GL_CONSTANT_COLOR:
return 0x8001;
case GL_ONE_MINUS_CONSTANT_COLOR:
return 0x8002;
case GL_CONSTANT_ALPHA:
return 0x8003;
case GL_ONE_MINUS_CONSTANT_ALPHA:
return 0x8004;
default:
assert(0);
}
}
static inline unsigned
nvgl_blend_eqn(unsigned eqn)
{
switch (eqn) {
case GL_FUNC_ADD:
return 0x8006;
case GL_MIN:
return 0x8007;
case GL_MAX:
return 0x8008;
case GL_FUNC_SUBTRACT:
return 0x800a;
case GL_FUNC_REVERSE_SUBTRACT:
return 0x800b;
default:
assert(0);
}
}
static inline unsigned
nvgl_logicop_func(unsigned func)
{
switch (func) {
case GL_CLEAR:
return 0x1500;
case GL_NOR:
return 0x1508;
case GL_AND_INVERTED:
return 0x1504;
case GL_COPY_INVERTED:
return 0x150c;
case GL_AND_REVERSE:
return 0x1502;
case GL_INVERT:
return 0x150a;
case GL_XOR:
return 0x1506;
case GL_NAND:
return 0x150e;
case GL_AND:
return 0x1501;
case GL_EQUIV:
return 0x1509;
case GL_NOOP:
return 0x1505;
case GL_OR_INVERTED:
return 0x150d;
case GL_COPY:
return 0x1503;
case GL_OR_REVERSE:
return 0x150b;
case GL_OR:
return 0x1507;
case GL_SET:
return 0x150f;
default:
assert(0);
}
}
static inline unsigned
nvgl_comparison_op(unsigned op)
{
switch (op) {
case GL_NEVER:
return 0x0200;
case GL_LESS:
return 0x0201;
case GL_EQUAL:
return 0x0202;
case GL_LEQUAL:
return 0x0203;
case GL_GREATER:
return 0x0204;
case GL_NOTEQUAL:
return 0x0205;
case GL_GEQUAL:
return 0x0206;
case GL_ALWAYS:
return 0x0207;
default:
assert(0);
}
}
static inline unsigned
nvgl_polygon_mode(unsigned mode)
{
switch (mode) {
case GL_POINT:
return 0x1b00;
case GL_LINE:
return 0x1b01;
case GL_FILL:
return 0x1b02;
default:
assert(0);
}
}
static inline unsigned
nvgl_stencil_op(unsigned op)
{
switch (op) {
case GL_ZERO:
return 0x0000;
case GL_INVERT:
return 0x150a;
case GL_KEEP:
return 0x1e00;
case GL_REPLACE:
return 0x1e01;
case GL_INCR:
return 0x1e02;
case GL_DECR:
return 0x1e03;
case GL_INCR_WRAP_EXT:
return 0x8507;
case GL_DECR_WRAP_EXT:
return 0x8508;
default:
assert(0);
}
}
static inline unsigned
nvgl_primitive(unsigned prim)
{
switch (prim) {
case GL_POINTS:
return 0x0001;
case GL_LINES:
return 0x0002;
case GL_LINE_LOOP:
return 0x0003;
case GL_LINE_STRIP:
return 0x0004;
case GL_TRIANGLES:
return 0x0005;
case GL_TRIANGLE_STRIP:
return 0x0006;
case GL_TRIANGLE_FAN:
return 0x0007;
case GL_QUADS:
return 0x0008;
case GL_QUAD_STRIP:
return 0x0009;
case GL_POLYGON:
return 0x000a;
default:
assert(0);
}
}
static inline unsigned
nvgl_wrap_mode(unsigned wrap)
{
switch (wrap) {
case GL_REPEAT:
return 0x1;
case GL_MIRRORED_REPEAT:
return 0x2;
case GL_CLAMP_TO_EDGE:
return 0x3;
case GL_CLAMP_TO_BORDER:
return 0x4;
case GL_CLAMP:
return 0x5;
default:
assert(0);
}
}
static inline unsigned
nvgl_filter_mode(unsigned filter)
{
switch (filter) {
case GL_NEAREST:
return 0x1;
case GL_LINEAR:
return 0x2;
case GL_NEAREST_MIPMAP_NEAREST:
return 0x3;
case GL_LINEAR_MIPMAP_NEAREST:
return 0x4;
case GL_NEAREST_MIPMAP_LINEAR:
return 0x5;
case GL_LINEAR_MIPMAP_LINEAR:
return 0x6;
default:
assert(0);
}
}
#endif
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