CCGPU multimonitor script

gistfile1.lua

if not initialized then
	-- make sure all monitors are the same resolution
	-- set initial resolution
	local width, height
	local tempWidth, tempHeight
	width, height = gpuGetResolution(1)

	tempWidth, tempHeight = gpuGetResolution(2)
	if not (tempWidth == width and tempHeight == height) then
		error("Monitor 2 does not match monitor 1 it's resolution.")
	end

	tempWidth, tempHeight = gpuGetResolution(3)
	if not (tempWidth == width and tempHeight == height) then
		error("Monitor 3 does not match monitor 1 it's resolution.")
	end

	tempWidth, tempHeight = gpuGetResolution(4)
	if not (tempWidth == width and tempHeight == height) then
		error("Monitor 4 does not match monitor 1 it's resolution.")
	end

	_G.monitorWidth = width
	_G.monitorHeight = height

	_G.bufferWidth = width * 2
	_G.bufferHeight = height * 2

	_G.buffer = gpuCreateBuffer(bufferWidth, bufferHeight)

	_G.initialized = true
end

gpuBindBuffer(buffer)

-- Render to a buffer as big as the 4 screens together


-- Render our screens
gpuBindMonitor(1)
glBindTexture(GL_TEXTURE_2D, buffer)
glBegin(GL_QUADS)
-- {
	glTextCoord2f(0.0, 0.0) glVertex2f(0, 0)
	glTextCoord2f(0.5, 0.0) glVertex2f(monitorWidth, 0)
	glTextCoord2f(0.5, 0.5) glVertex2f(monitorWidth, monitorHeight)
	glTextCoord2f(0.0, 0.5) glVertex2f(0, monitorHeight)
-- }

gpuBindMonitor(2)
glBindTexture(GL_TEXTURE_2D, buffer)
glBegin(GL_QUADS)
-- {
	glTextCoord2f(0.5, 0.0) glVertex2f(0, 0)
	glTextCoord2f(1.0, 0.0) glVertex2f(monitorWidth, 0)
	glTextCoord2f(1.0, 0.5) glVertex2f(monitorWidth, monitorHeight)
	glTextCoord2f(0.5, 0.5) glVertex2f(0, monitorHeight)
-- }

gpuBindMonitor(3)
glBindTexture(GL_TEXTURE_2D, buffer)
glBegin(GL_QUADS)
-- {
	glTextCoord2f(0.0, 0.5) glVertex2f(0, 0)
	glTextCoord2f(0.5, 0.5) glVertex2f(monitorWidth, 0)
	glTextCoord2f(0.5, 1.0) glVertex2f(monitorWidth, monitorHeight)
	glTextCoord2f(0.0, 1.0) glVertex2f(0, monitorHeight)
-- }

gpuBindMonitor(4)
glBindTexture(GL_TEXTURE_2D, buffer)
glBegin(GL_QUADS)
-- {
	glTextCoord2f(0.5, 0.5) glVertex2f(0, 0)
	glTextCoord2f(1.0, 0.5) glVertex2f(monitorWidth, 0)
	glTextCoord2f(1.0, 1.0) glVertex2f(monitorWidth, monitorHeight)
	glTextCoord2f(0.5, 1.0) glVertex2f(0, monitorHeight)
-- }