d07c171f |
1 | /* |
2 | Copyright (C) 2005 Rice1964 |
3 | |
4 | This program is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU General Public License |
6 | as published by the Free Software Foundation; either version 2 |
7 | of the License, or (at your option) any later version. |
8 | |
9 | This program is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software |
16 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
17 | */ |
18 | |
19 | #ifndef _OGL_FRAGMENT_SHADER_H_ |
20 | #define _OGL_FRAGMENT_SHADER_H_ |
21 | |
22 | #include <vector> |
23 | |
24 | #include "osal_opengl.h" |
25 | |
26 | #include "OGLCombiner.h" |
27 | #include "OGLExtCombiner.h" |
28 | #include "GeneralCombiner.h" |
29 | |
30 | typedef struct { |
31 | uint32 dwMux0; |
32 | uint32 dwMux1; |
33 | |
34 | bool fogIsUsed; |
35 | bool alphaTest; |
36 | GLuint fragmentShaderID; |
37 | GLuint vertexShaderID; |
38 | GLuint programID; |
39 | |
40 | GLint PrimColorLocation; |
41 | GLint EnvColorLocation; |
42 | GLint PrimFracLocation; |
43 | GLint EnvFracLocation; |
44 | GLint AlphaRefLocation; |
45 | GLint FogColorLocation; |
46 | GLint FogMinMaxLocation; |
47 | |
48 | } OGLShaderCombinerSaveType; |
49 | |
50 | |
51 | class COGL_FragmentProgramCombiner : public COGLColorCombiner4 |
52 | { |
53 | public: |
54 | bool Initialize(void); |
55 | float m_AlphaRef; |
56 | void UpdateFog(bool bEnable); |
57 | |
58 | protected: |
59 | friend class OGLDeviceBuilder; |
60 | |
61 | void DisableCombiner(void); |
62 | void InitCombinerCycleCopy(void); |
63 | void InitCombinerCycleFill(void); |
64 | void InitCombinerCycle12(void); |
65 | |
66 | COGL_FragmentProgramCombiner(CRender *pRender); |
67 | ~COGL_FragmentProgramCombiner(); |
68 | |
69 | bool m_bFragmentProgramIsSupported; |
70 | std::vector<OGLShaderCombinerSaveType> m_vCompiledShaders; |
71 | |
72 | private: |
73 | virtual int ParseDecodedMux(); |
74 | virtual void GenerateProgramStr(); |
75 | int FindCompiledMux(); |
76 | virtual void GenerateCombinerSetting(int index); |
77 | virtual void GenerateCombinerSettingConstants(int index); |
78 | |
79 | #ifdef DEBUGGER |
80 | void DisplaySimpleMuxString(void); |
81 | #endif |
82 | |
83 | }; |
84 | |
85 | |
86 | |
87 | class COGLFragmentShaderCombiner : public COGLColorCombiner |
88 | { |
89 | public: |
90 | bool Initialize(void); |
91 | void InitCombinerBlenderForSimpleTextureDraw(uint32 tile=0); |
92 | protected: |
93 | friend class OGLDeviceBuilder; |
94 | |
95 | void DisableCombiner(void); |
96 | void InitCombinerCycleCopy(void); |
97 | void InitCombinerCycleFill(void); |
98 | void InitCombinerCycle12(void); |
99 | |
100 | COGLFragmentShaderCombiner(CRender *pRender); |
101 | ~COGLFragmentShaderCombiner(); |
102 | |
103 | bool m_bShaderIsSupported; |
104 | |
105 | #ifdef DEBUGGER |
106 | void DisplaySimpleMuxString(void); |
107 | #endif |
108 | |
109 | }; |
110 | |
111 | |
112 | #endif |
113 | |