Initial commit -- moved from https://github.com/LaurentGomila/SFML (bindings/c)

include/SFML/Graphics/Shader.h

@@ -0,0 +1,157 @@
+////////////////////////////////////////////////////////////
+//
+// SFML - Simple and Fast Multimedia Library
+// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+//    you must not claim that you wrote the original software.
+//    If you use this software in a product, an acknowledgment
+//    in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+//    and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+////////////////////////////////////////////////////////////
+
+#ifndef SFML_SHADER_H
+#define SFML_SHADER_H
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+#include <SFML/Config.h>
+#include <SFML/Graphics/Types.h>
+
+
+////////////////////////////////////////////////////////////
+/// Create a new shader from a file
+///
+/// \param filename : File to load
+///
+/// \return A new sfShader object, or NULL if it failed
+///
+////////////////////////////////////////////////////////////
+CSFML_API sfShader* sfShader_CreateFromFile(const char* filename);
+
+////////////////////////////////////////////////////////////
+/// Create a new shader from an effect source code
+///
+/// \param effect : Source code of the effect
+///
+/// \return A new sfShader object, or NULL if it failed
+///
+////////////////////////////////////////////////////////////
+CSFML_API sfShader* sfShader_CreateFromMemory(const char* effect);
+
+////////////////////////////////////////////////////////////
+/// Copy an existing shader
+///
+/// \param shader : Shader to copy
+///
+/// \return Copied object
+///
+////////////////////////////////////////////////////////////
+CSFML_API sfShader* sfShader_Copy(sfShader* shader);
+
+////////////////////////////////////////////////////////////
+/// Destroy an existing shader
+///
+/// \param shader : Shader to delete
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_Destroy(sfShader* shader);
+
+////////////////////////////////////////////////////////////
+/// Change a parameter of a shader (1 float)
+///
+/// \param shader : Shader to modify
+/// \param name :   Parameter name in the effect
+/// \param x :      Value to assign
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_SetParameter1(sfShader* shader, const char* name, float x);
+
+////////////////////////////////////////////////////////////
+/// Change a parameter of a shader (2 floats)
+///
+/// \param shader : Shader to modify
+/// \param name :   Parameter name in the effect
+/// \param x, y :   Values to assign
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_SetParameter2(sfShader* shader, const char* name, float x, float y);
+
+////////////////////////////////////////////////////////////
+/// Change a parameter of a shader (3 floats)
+///
+/// \param shader :  Shader to modify
+/// \param name :    Parameter name in the effect
+/// \param x, y, z : Values to assign
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_SetParameter3(sfShader* shader, const char* name, float x, float y, float z);
+
+////////////////////////////////////////////////////////////
+/// Change a parameter of a shader (4 floats)
+///
+/// \param shader :     Shader to modify
+/// \param name :       Parameter name in the effect
+/// \param x, y, z, w : Values to assign
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_SetParameter4(sfShader* shader, const char* name, float x, float y, float z, float w);
+
+////////////////////////////////////////////////////////////
+/// Set a texture parameter in a shader
+///
+/// \param shader :  Shader to modify
+/// \param name :    Texture name in the effect
+/// \param texture : Image to set
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_SetTexture(sfShader* shader, const char* name, const sfImage* texture);
+
+////////////////////////////////////////////////////////////
+/// Set the current texture parameter in a shader
+///
+/// \param shader : Shader to modify
+/// \param name :   Texture name in the effect
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_SetCurrentTexture(sfShader* shader, const char* name);
+
+////////////////////////////////////////////////////////////
+/// Bind a shader for rendering
+///
+/// \param shader : Shader to bind
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_Bind(const sfShader* shader);
+
+////////////////////////////////////////////////////////////
+/// Unbind a shader
+///
+/// \param shader : Shader to unbind
+///
+////////////////////////////////////////////////////////////
+CSFML_API void sfShader_Unbind(const sfShader* shader);
+
+////////////////////////////////////////////////////////////
+/// Tell whether or not the system supports shaders
+///
+/// \return sfTrue if the system can use shaders
+///
+////////////////////////////////////////////////////////////
+CSFML_API sfBool sfShader_IsAvailable(void);
+
+
+#endif // SFML_SHADER_H