ClanLib  2.3.7
software_program.h
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1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2011 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 ** Mark Page
28 */
29 
32 
33 #pragma once
34 
35 #include "api_swrender.h"
36 #include "../Core/Math/vec2.h"
37 #include "../Core/Math/vec4.h"
38 #include "../Core/Math/mat4.h"
39 
40 class CL_PixelPipeline;
41 class CL_PixelCommand;
42 
47 {
49 public:
50  virtual ~CL_SoftwareProgram() { }
51 
52  virtual int get_attribute_count() const = 0;
53  virtual int get_attribute_index(const CL_StringRef &name) const = 0;
54  virtual CL_Vec4f get_attribute_default(int index) { return CL_Vec4f(0.0f, 0.0f, 1.0f, 1.0f); }
55  virtual void set_uniform(const CL_StringRef &name, const CL_Vec4f &vec) = 0;
56  virtual void set_uniform_matrix(const CL_StringRef &name, const CL_Mat4f &mat) = 0;
57 
58  virtual CL_PixelCommand *draw_triangle(CL_PixelPipeline *pipeline, const std::vector<CL_Vec4f> &attribute_values) = 0;
59  virtual CL_PixelCommand *draw_sprite(CL_PixelPipeline *pipeline, const std::vector<CL_Vec4f> &attribute_values) = 0;
60  virtual CL_PixelCommand *draw_line(CL_PixelPipeline *pipeline, const std::vector<CL_Vec4f> &attribute_values) = 0;
61 };
62