Oolite 1.91.0.7645-241119-222d325
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OOShaderProgram.h
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1/*
2
3OOShaderProgram.h
4
5Encapsulates a vertex + fragment shader combo. In general, this should only be
6used though OOShaderMaterial. The point of this separation is that more than
7one OOShaderMaterial can use the same OOShaderProgram.
8
9
10Copyright (C) 2007-2013 Jens Ayton
11
12Permission is hereby granted, free of charge, to any person obtaining a copy
13of this software and associated documentation files (the "Software"), to deal
14in the Software without restriction, including without limitation the rights
15to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
16copies of the Software, and to permit persons to whom the Software is
17furnished to do so, subject to the following conditions:
18
19The above copyright notice and this permission notice shall be included in all
20copies or substantial portions of the Software.
21
22THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
25AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
27OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28SOFTWARE.
29
30*/
31
32
33#import <Foundation/Foundation.h>
34#import "OOOpenGL.h"
36
37#if OO_SHADERS
38
39
40@interface OOShaderProgram: NSObject
41{
42@private
43 GLhandleARB program;
44 NSString *key;
45 NSArray *standardMatrixUniformLocations;
46}
47
48+ (id) shaderProgramWithVertexShader:(NSString *)vertexShaderSource
49 fragmentShader:(NSString *)fragmentShaderSource
50 vertexShaderName:(NSString *)vertexShaderName
51 fragmentShaderName:(NSString *)fragmentShaderName
52 prefix:(NSString *)prefixString // String prepended to program source (both vs and fs)
53 attributeBindings:(NSDictionary *)attributeBindings // Maps vertex attribute names to "locations".
54 cacheKey:(NSString *)cacheKey;
55
56// Loads a shader from a file, caching and sharing shader program instances.
57+ (id) shaderProgramWithVertexShaderName:(NSString *)vertexShaderName
58 fragmentShaderName:(NSString *)fragmentShaderName
59 prefix:(NSString *)prefixString // String prepended to program source (both vs and fs)
60 attributeBindings:(NSDictionary *)attributeBindings; // Maps vertex attribute names to "locations".
61
62- (void) apply;
63+ (void) applyNone;
64
65- (GLhandleARB) program;
66
67@end
68
69#endif // OO_SHADERS