software_program.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2013 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 
30 
31 #pragma once
32 
33 #include "api_swrender.h"
34 #include "../Core/Math/vec2.h"
35 #include "../Core/Math/vec4.h"
36 #include "../Core/Math/mat4.h"
37 
38 namespace clan
39 {
42 
43 class PixelPipeline;
44 class PixelCommand;
45 
48 {
50 public:
51  virtual ~SoftwareProgram() { }
52 
53  virtual int get_attribute_count() const = 0;
54  virtual int get_attribute_index(const std::string &name) const = 0;
55  virtual Vec4f get_attribute_default(int index) { return Vec4f(0.0f, 0.0f, 1.0f, 1.0f); }
56  virtual void set_uniform(int location, const Vec4f &vec) = 0;
57  virtual void set_uniform_matrix(int location, const Mat4f &mat) = 0;
58 
59  virtual PixelCommand *draw_triangle(PixelPipeline *pipeline, const std::vector<Vec4f> &attribute_values) = 0;
60  virtual PixelCommand *draw_sprite(PixelPipeline *pipeline, const std::vector<Vec4f> &attribute_values) = 0;
61  virtual PixelCommand *draw_line(PixelPipeline *pipeline, const std::vector<Vec4f> &attribute_values) = 0;
62 };
63 
64 }
65 
virtual void set_uniform(int location, const Vec4f &vec)=0
virtual ~SoftwareProgram()
Operations.
Definition: software_program.h:51
Interface for commands participating in the rendering pipeline.
Definition: pixel_command.h:43
Interface for commands participating in drawing primitives.
Definition: software_program.h:47
virtual int get_attribute_index(const std::string &name) const =0
virtual Vec4f get_attribute_default(int index)
Definition: software_program.h:55
virtual int get_attribute_count() const =0
virtual void set_uniform_matrix(int location, const Mat4f &mat)=0
virtual PixelCommand * draw_triangle(PixelPipeline *pipeline, const std::vector< Vec4f > &attribute_values)=0
4D matrix
Definition: mat2.h:52
Vec4< float > Vec4f
Definition: vec4.h:400
virtual PixelCommand * draw_sprite(PixelPipeline *pipeline, const std::vector< Vec4f > &attribute_values)=0
virtual PixelCommand * draw_line(PixelPipeline *pipeline, const std::vector< Vec4f > &attribute_values)=0