2 * Mesa 3-D graphics library ATI Fragment Shader
4 * Copyright (C) 2004 David Airlie All Rights Reserved.
8 #ifndef ATIFRAGSHADER_H
9 #define ATIFRAGSHADER_H
11 #define MAX_NUM_INSTRUCTIONS_PER_PASS_ATI 8
12 #define MAX_NUM_PASSES_ATI 2
13 #define MAX_NUM_FRAGMENT_REGISTERS_ATI 6
15 struct ati_fs_opcode_st
21 extern struct ati_fs_opcode_st ati_fs_opcodes
[];
23 struct atifragshader_src_register
30 struct atifragshader_dst_register
37 #define ATI_FRAGMENT_SHADER_COLOR_OP 0
38 #define ATI_FRAGMENT_SHADER_ALPHA_OP 1
39 #define ATI_FRAGMENT_SHADER_PASS_OP 2
40 #define ATI_FRAGMENT_SHADER_SAMPLE_OP 3
42 /* two opcodes - one for color/one for alpha */
43 /* up to three source registers for most ops */
44 struct atifs_instruction
48 struct atifragshader_src_register SrcReg
[2][3];
49 struct atifragshader_dst_register DstReg
[2];
52 /* different from arithmetic shader instruction */
53 struct atifs_setupinst
61 extern struct ati_fragment_shader
*
62 _mesa_new_ati_fragment_shader(GLcontext
*ctx
, GLuint id
);
65 _mesa_delete_ati_fragment_shader(GLcontext
*ctx
,
66 struct ati_fragment_shader
*s
);
69 extern GLuint GLAPIENTRY
_mesa_GenFragmentShadersATI(GLuint range
);
71 extern void GLAPIENTRY
_mesa_BindFragmentShaderATI(GLuint id
);
73 extern void GLAPIENTRY
_mesa_DeleteFragmentShaderATI(GLuint id
);
75 extern void GLAPIENTRY
_mesa_BeginFragmentShaderATI(void);
77 extern void GLAPIENTRY
_mesa_EndFragmentShaderATI(void);
79 extern void GLAPIENTRY
80 _mesa_PassTexCoordATI(GLuint dst
, GLuint coord
, GLenum swizzle
);
82 extern void GLAPIENTRY
83 _mesa_SampleMapATI(GLuint dst
, GLuint interp
, GLenum swizzle
);
85 extern void GLAPIENTRY
86 _mesa_ColorFragmentOp1ATI(GLenum op
, GLuint dst
, GLuint dstMask
,
87 GLuint dstMod
, GLuint arg1
, GLuint arg1Rep
,
90 extern void GLAPIENTRY
91 _mesa_ColorFragmentOp2ATI(GLenum op
, GLuint dst
, GLuint dstMask
,
92 GLuint dstMod
, GLuint arg1
, GLuint arg1Rep
,
93 GLuint arg1Mod
, GLuint arg2
, GLuint arg2Rep
,
96 extern void GLAPIENTRY
97 _mesa_ColorFragmentOp3ATI(GLenum op
, GLuint dst
, GLuint dstMask
,
98 GLuint dstMod
, GLuint arg1
, GLuint arg1Rep
,
99 GLuint arg1Mod
, GLuint arg2
, GLuint arg2Rep
,
100 GLuint arg2Mod
, GLuint arg3
, GLuint arg3Rep
,
103 extern void GLAPIENTRY
104 _mesa_AlphaFragmentOp1ATI(GLenum op
, GLuint dst
, GLuint dstMod
, GLuint arg1
,
105 GLuint arg1Rep
, GLuint arg1Mod
);
107 extern void GLAPIENTRY
108 _mesa_AlphaFragmentOp2ATI(GLenum op
, GLuint dst
, GLuint dstMod
, GLuint arg1
,
109 GLuint arg1Rep
, GLuint arg1Mod
, GLuint arg2
,
110 GLuint arg2Rep
, GLuint arg2Mod
);
112 extern void GLAPIENTRY
113 _mesa_AlphaFragmentOp3ATI(GLenum op
, GLuint dst
, GLuint dstMod
, GLuint arg1
,
114 GLuint arg1Rep
, GLuint arg1Mod
, GLuint arg2
,
115 GLuint arg2Rep
, GLuint arg2Mod
, GLuint arg3
,
116 GLuint arg3Rep
, GLuint arg3Mod
);
118 extern void GLAPIENTRY
119 _mesa_SetFragmentShaderConstantATI(GLuint dst
, const GLfloat
* value
);