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-- Work In Progress!
local monitor = 0
local texture = -1
local triSize = 32.0
local vertices = {
0.0, 0.0, 0.0,
0.0, 0.0, triSize,
triSize, 0.0, triSize
}
local colors = {
255, 0, 0,
0, 255, 0,
0, 0, 255
}
local VBO_VERTEX_POS = 0
local VBO_COLOR_POS = 1
local mesh = {
vaoId = -1,
vboIds = {
vertices = -1,
colors = -1,
}
}
local function uploadMesh()
mesh.vaoId = RL.rlLoadVertexArray()
RL.rlEnableVertexArray( mesh.vaoId )
-- Vertices.
local vertexBuffer = RL.LoadBuffer( vertices, RL.BUFFER_FLOAT )
mesh.vboIds.vertices = RL.rlLoadVertexBuffer( vertexBuffer, false )
RL.rlSetVertexAttribute( VBO_VERTEX_POS, 3, RL.RL_FLOAT, false, 0, 0 )
RL.rlEnableVertexAttribute( VBO_VERTEX_POS )
-- Colors.
local colorBuffer = RL.LoadBuffer( colors, RL.BUFFER_UNSIGNED_CHAR )
mesh.vboIds.colors = RL.rlLoadVertexBuffer( colorBuffer, false )
RL.rlSetVertexAttribute( VBO_COLOR_POS, 4, RL.RL_UNSIGNED_BYTE, false, 0, 0 )
RL.rlEnableVertexAttribute( VBO_COLOR_POS )
RL.rlDisableVertexArray()
print( "\nMesh:" )
print( "\tvaoId: "..mesh.vaoId )
print( "\tvboIds.vertices: "..mesh.vboIds.vertices )
print( "\tvboIds.colors: "..mesh.vboIds.colors )
end
function RL.init()
local mPos = RL.GetMonitorPosition( monitor )
local mSize = RL.GetMonitorSize( monitor )
local winSize = RL.GetScreenSize()
RL.SetWindowState( RL.FLAG_WINDOW_RESIZABLE )
RL.SetWindowState( RL.FLAG_VSYNC_HINT )
RL.SetWindowPosition( { mPos[1] + mSize[1] / 2 - winSize[1] / 2, mPos[2] + mSize[2] / 2 - winSize[2] / 2 } )
uploadMesh()
end
local function drawMesh()
end
function RL.draw()
RL.ClearBackground( { 100, 150, 100 } )
end
-- You need to manually free resources.
function RL.exit()
if 0 <= mesh.vaoId then
RL.rlUnloadVertexArray( mesh.vaoId )
end
for _, vboId in pairs( mesh.vboIds ) do
if 0 <= vboId then
RL.rlUnloadVertexBuffer( vboId )
end
end
end
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