Gfx::CNullDevice Class Reference

Device implementation that doesn't render anything. More...

#include <nulldevice.h>

Inheritance diagram for Gfx::CNullDevice:

Public Member Functions
virtual void	DebugHook ()
	Provides a hook to debug graphics code (implementation-specific)
virtual void	DebugLights ()
	Displays light positions to aid in debuggings.
virtual bool	Create ()
	Initializes the device, setting the initial state.
virtual void	Destroy ()
	Destroys the device, releasing every acquired resource.
virtual void	BeginScene ()
	Begins drawing the 3D scene.
virtual void	EndScene ()
	Ends drawing the 3D scene.
virtual void	Clear ()
	Clears the screen to blank.
virtual void	SetTransform (TransformType type, const Math::Matrix &matrix)
	Sets the transform matrix of given type.
virtual const Math::Matrix &	GetTransform (TransformType type)
virtual void	MultiplyTransform (TransformType type, const Math::Matrix &matrix)
virtual void	SetMaterial (const Material &material)
	Sets the current material.
virtual const Material &	GetMaterial ()
virtual int	GetMaxLightCount ()
	Returns the maximum number of lights available.
virtual void	SetLight (int index, const Light &light)
	Sets the light at given index.
virtual const Light &	GetLight (int index)
virtual void	SetLightEnabled (int index, bool enabled)
	Enables/disables the light at given index.
virtual bool	GetLightEnabled (int index)
virtual Texture	CreateTexture (CImage *image, const TextureCreateParams &params)
	Creates a texture from image; the image can be safely removed after that.
virtual Texture	CreateTexture (ImageData *data, const TextureCreateParams &params)
	Creates a texture from raw image data; image data can be freed after that.
virtual Texture	CreateDepthTexture (int width, int height, int depth)
	Creates a depth texture with specific dimensions and depth.
virtual void	DestroyTexture (const Texture &texture)
	Deletes a given texture, freeing it from video memory.
virtual void	DestroyAllTextures ()
	Deletes all textures created so far.
virtual int	GetMaxTextureStageCount ()
	Returns the maximum number of multitexture stages.
virtual void	SetTexture (int index, const Texture &texture)
	Sets the texture at given texture stage.
virtual void	SetTexture (int index, unsigned int textureId)
	Sets the texture image by ID at given texture stage.
virtual Texture	GetTexture (int index)
virtual void	SetTextureEnabled (int index, bool enabled)
	Enables/disables the given texture stage.
virtual bool	GetTextureEnabled (int index)
virtual void	SetTextureStageParams (int index, const TextureStageParams &params)
	Sets the params for texture stage with given index.
virtual TextureStageParams	GetTextureStageParams (int index)
virtual void	SetTextureStageWrap (int index, Gfx::TexWrapMode wrapS, Gfx::TexWrapMode wrapT)
	Sets only the texture wrap modes (for faster than thru stage params)
virtual void	SetTextureCoordGeneration (int index, TextureGenerationParams &params)
	Sets the texture coordinate generation mode for given texture unit.
virtual void	DrawPrimitive (PrimitiveType type, const Vertex *vertices, int vertexCount, Color color=Color(1.0f, 1.0f, 1.0f, 1.0f))
	Renders primitive composed of vertices with single texture.
virtual void	DrawPrimitive (PrimitiveType type, const VertexTex2 *vertices, int vertexCount, Color color=Color(1.0f, 1.0f, 1.0f, 1.0f))
	Renders primitive composed of vertices with multitexturing (2 textures)
virtual void	DrawPrimitive (PrimitiveType type, const VertexCol *vertices, int vertexCount)
	Renders primitive composed of vertices with solid color.
virtual unsigned int	CreateStaticBuffer (PrimitiveType primitiveType, const Vertex *vertices, int vertexCount)
	Creates a static buffer composed of given primitives with single texture vertices.
virtual unsigned int	CreateStaticBuffer (PrimitiveType primitiveType, const VertexTex2 *vertices, int vertexCount)
	Creates a static buffer composed of given primitives with multitexturing.
virtual unsigned int	CreateStaticBuffer (PrimitiveType primitiveType, const VertexCol *vertices, int vertexCount)
	Creates a static buffer composed of given primitives with solid color.
virtual void	UpdateStaticBuffer (unsigned int bufferId, PrimitiveType primitiveType, const Vertex *vertices, int vertexCount)
	Updates the static buffer composed of given primitives with single texture vertices.
virtual void	UpdateStaticBuffer (unsigned int bufferId, PrimitiveType primitiveType, const VertexTex2 *vertices, int vertexCount)
	Updates the static buffer composed of given primitives with multitexturing.
virtual void	UpdateStaticBuffer (unsigned int bufferId, PrimitiveType primitiveType, const VertexCol *vertices, int vertexCount)
	Updates the static buffer composed of given primitives with solid color.
virtual void	DrawStaticBuffer (unsigned int bufferId)
	Draws a static buffer.
virtual void	DestroyStaticBuffer (unsigned int bufferId)
	Deletes a static buffer.
virtual int	ComputeSphereVisibility (const Math::Vector &center, float radius)
virtual void	SetViewport (int x, int y, int width, int height)
	Changes rendering viewport.
virtual void	SetRenderState (RenderState state, bool enabled)
	Enables/disables the given render state.
virtual bool	GetRenderState (RenderState state)
virtual void	SetColorMask (bool red, bool green, bool blue, bool alpha)
	Sets the color mask.
virtual void	SetDepthTestFunc (CompFunc func)
	Sets the function of depth test.
virtual CompFunc	GetDepthTestFunc ()
virtual void	SetDepthBias (float factor, float units)
	Sets the depth bias (constant value added to Z-coords)
virtual float	GetDepthBias ()
virtual void	SetAlphaTestFunc (CompFunc func, float refValue)
	Sets the alpha test function and reference value.
virtual void	GetAlphaTestFunc (CompFunc &func, float &refValue)
virtual void	SetBlendFunc (BlendFunc srcBlend, BlendFunc dstBlend)
	Sets the blending functions for source and destination operations.
virtual void	GetBlendFunc (BlendFunc &srcBlend, BlendFunc &dstBlend)
virtual void	SetClearColor (const Color &color)
	Sets the clear color.
virtual Color	GetClearColor ()
virtual void	SetGlobalAmbient (const Color &color)
	Sets the global ambient color.
virtual Color	GetGlobalAmbient ()
virtual void	SetFogParams (FogMode mode, const Color &color, float start, float end, float density)
	Sets the fog parameters: mode, color, start distance, end distance and density (for exp models)
virtual void	GetFogParams (FogMode &mode, Color &color, float &start, float &end, float &density)
virtual void	SetCullMode (CullMode mode)
	Sets the current cull mode.
virtual CullMode	GetCullMode ()
virtual void	SetShadeModel (ShadeModel model)
	Sets the shade model.
virtual ShadeModel	GetShadeModel ()
virtual void	SetShadowColor (float value)
	Sets shadow color.
virtual void	SetFillMode (FillMode mode)
	Sets the current fill mode.
virtual FillMode	GetFillMode ()
virtual void	InitOffscreenBuffer (int width, int height)
	Initializes offscreen buffer.
virtual void	SetRenderTexture (RenderTarget target, int texture)
	Sets render target to texture.
virtual void	CopyFramebufferToTexture (Texture &texture, int xOffset, int yOffset, int x, int y, int width, int height)
	Copies content of framebuffer to texture.
virtual void *	GetFrameBufferPixels () const
	Returns the pixels of the entire screen.

Detailed Description

Device implementation that doesn't render anything.

Member Function Documentation

int Gfx::CNullDevice::ComputeSphereVisibility ( const Math::Vector &  center, float  radius  )

virtual

Tests whether a sphere is (partially) within the frustum volume Returns a mask of frustum planes for which the test is positive

Implements Gfx::CDevice.

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The documentation for this class was generated from the following files:

• /build/colobot-Ei3Fmb/colobot-0.1.5/src/graphics/core/nulldevice.h
• /build/colobot-Ei3Fmb/colobot-0.1.5/src/graphics/core/nulldevice.cpp