VuoImageRenderer.cc File Reference

Description

VuoImageRenderer implementation.

Copyright

Copyright © 2012–2020 Kosada Incorporated. This code may be modified and distributed under the terms of the MIT License. For more information, see https://vuo.org/license.

Definition in file VuoImageRenderer.cc.

Go to the source code of this file.

Classes
struct	VuoImageRendererInternal
	Internal state data for a VuoImageRenderer instance. More...

Macros
#define	glGenVertexArrays   glGenVertexArraysAPPLE
	Stub. More...
#define	glBindVertexArray   glBindVertexArrayAPPLE
	Stub. More...
#define	glDeleteVertexArrays   glDeleteVertexArraysAPPLE
	Stub. More...

Functions
static void	VuoImageRenderer_fini (void)
	Destroys and deallocates the image renderer. More...
static void	VuoImageRenderer_init (void)
	Initializes global state for rendering a VuoImage. More...
VuoImage	VuoImageRenderer_draw (void *ir, VuoShader shader, unsigned int pixelsWide, unsigned int pixelsHigh, VuoImageColorDepth imageColorDepth)
	Deprecated. More...
void *	VuoImageRenderer_make (void *)
	Deprecated. More...
VuoImage	VuoImageRenderer_render (VuoShader shader, unsigned int pixelsWide, unsigned int pixelsHigh, VuoImageColorDepth imageColorDepth)
	Produces a new VuoImage by rendering shader. More...

Variables
static VuoImageRendererInternal	VuoImageRendererGlobal
	Internal state data for a VuoImageRenderer instance. More...
static const GLfloat	quadData []
	Positions and texture coordinates for a quad. More...
static const GLfloat	unityMatrix [16]
	An identity matrix. More...

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Class Documentation

VuoImageRendererInternal

struct VuoImageRendererInternal

Class Members
GLuint	outputFramebuffer
GLuint	quadDataBuffer
GLuint	vertexArray

Macro Definition Documentation

glBindVertexArray

#define glBindVertexArray   glBindVertexArrayAPPLE

Stub.

Definition at line 18 of file VuoImageRenderer.cc.

glDeleteVertexArrays

#define glDeleteVertexArrays   glDeleteVertexArraysAPPLE

Stub.

Definition at line 19 of file VuoImageRenderer.cc.

glGenVertexArrays

#define glGenVertexArrays   glGenVertexArraysAPPLE

Stub.

Definition at line 17 of file VuoImageRenderer.cc.

Function Documentation

VuoImageRenderer_draw()

VuoImage VuoImageRenderer_draw	(	void *	ir,
		VuoShader	shader,
		unsigned int	pixelsWide,
		unsigned int	pixelsHigh,
		VuoImageColorDepth	imageColorDepth
	)

Deprecated.

This shim exists to enable old 3rd-party nodes to continue working.

Definition at line 113 of file VuoImageRenderer.cc.

VuoImageRenderer_fini()

static void VuoImageRenderer_fini ( void  )

static

Destroys and deallocates the image renderer.

This function may be called from any thread.

Definition at line 314 of file VuoImageRenderer.cc.

VuoImageRenderer_init()

static void VuoImageRenderer_init ( void  )

static

Initializes global state for rendering a VuoImage.

Definition at line 86 of file VuoImageRenderer.cc.

VuoImageRenderer_make()

void* VuoImageRenderer_make

(

void *

)

Deprecated.

This shim exists to enable old 3rd-party nodes to continue working.

Definition at line 121 of file VuoImageRenderer.cc.

VuoImageRenderer_render()

VuoImage VuoImageRenderer_render	(	VuoShader	shader,
		unsigned int	pixelsWide,
		unsigned int	pixelsHigh,
		VuoImageColorDepth	imageColorDepth
	)

Produces a new VuoImage by rendering shader.

This function may be called from any thread.

Definition at line 131 of file VuoImageRenderer.cc.

Variable Documentation

quadData

const GLfloat quadData[]

static

Initial value:

= {
    
    -1, -1, 0, 1,
     1, -1, 0, 1,
    -1,  1, 0, 1,
     1,  1, 0, 1,
 
    
    0, 0, 0, 0,
    1, 0, 0, 0,
    0, 1, 0, 0,
    1, 1, 0, 0
}

Positions and texture coordinates for a quad.

Definition at line 58 of file VuoImageRenderer.cc.

unityMatrix

const GLfloat unityMatrix[16]

static

Initial value:

= {
    1,0,0,0,
    0,1,0,0,
    0,0,1,0,
    0,0,0,1
}

An identity matrix.

Definition at line 74 of file VuoImageRenderer.cc.

VuoImageRendererGlobal

VuoImageRendererInternal VuoImageRendererGlobal

static

Internal state data for a VuoImageRenderer instance.

Definition at line 53 of file VuoImageRenderer.cc.