[QUESTION] Dx Render Target Rounded Corners

[Ianec21 0]

Hello! How can I draw a render target, but with rounded corners?

Edited Sunday at 21:07 by Ianec21

[XaskeL 69]

-- Author: XaskeL
-- Created 06/05/2021
-- https://forum.mtasa.com/topic/130202-question-dx-render-target-rounded-corners/

local SHADER_CODE		= base64Decode( "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" );
local g_pShader 		= dxCreateShader( SHADER_CODE );
local _dxRenderTarget 	= dxDrawRectangle;
local _tocolor			= tocolor;

local function dxDrawRectangle( fPosX, fPosY, fWidth, fHeight, vColor, bPostDraw, bRound, fRadius, fBorderSoft )
	if ( not bRound ) then
		_dxRenderTarget( fPosX, fPosY, fWidth, fHeight, vColor, bPostDraw );
	else
		if ( type ( vColor ) == "table" ) then 
			dxSetShaderValue( g_pShader, "radius", fRadius );
			dxSetShaderValue( g_pShader, "borderSoft", fBorderSoft );
			dxSetShaderValue( g_pShader, "color", vColor );
			
			dxDrawImage( fPosX, fPosY, fWidth, fHeight, g_pShader, 0, 0, 0, -1, bPostDraw );
		end
	end
end

local function tocolor( iRed, iGreen, iBlue, iAlpha, bToShader )
	if ( not bToShader ) then
		return _tocolor( iRed, iGreen, iBlue, iAlpha );
	else
		return { iRed / 255, iGreen / 255, iBlue / 255, iAlpha / 255 };
	end
end;

local RED = tocolor( 255, 0, 0, 255, true );

addEventHandler( "onClientRender", root, function ( )
	dxDrawRectangle( 600, 600, 256, 256, RED, false, true, 0.2, 0.01 );
end );

I took the shader code from DGS and compiled it (for review, I hope thisdp won't mind). You don't have to drag around a huge number of files if you only need to draw the antialiased corners in dxDrawRectangle. Which you yourself can grab into the RenderTarget.