103 lines
3.3 KiB
Lua
103 lines
3.3 KiB
Lua
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package.path = package.path..";../../?.lua"
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local dirtools = require("tools.vfs.dirtools").init("sokol%-luajit")
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--_G.SOKOL_DLL = "sokol_debug_dll"
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local sapp = require("sokol_app")
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sgp = require("sokol_gp")
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sg = sgp
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local slib = require("sokol_libs") -- Warn - always after gfx!!
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local hmm = require("hmm")
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local hutils = require("hmm_utils")
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local utils = require("utils")
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local ffi = require("ffi")
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-- --------------------------------------------------------------------------------------
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local function init()
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local desc = ffi.new("sg_desc[1]")
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desc[0].environment = slib.sglue_environment()
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desc[0].logger.func = slib.slog_func
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desc[0].disable_validation = false
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sg.sg_setup( desc )
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print("Sokol Is Valid: "..tostring(sg.sg_isvalid()))
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-- Initialize Sokol GP, adjust the size of command buffers for your own use.
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local sgpdesc = ffi.new("sgp_desc[1]")
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ffi.fill(sgpdesc, ffi.sizeof("sgp_desc"))
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sgp.sgp_setup(sgpdesc)
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print("Sokol GP Is Valid: ".. tostring(sgp.sgp_is_valid()))
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end
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-- --------------------------------------------------------------------------------------
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local function frame()
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-- Get current window size.
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local width = sapp.sapp_widthf()
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local height = sapp.sapp_heightf()
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local t = (sapp.sapp_frame_duration() * 60.0)
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local ratio = width/height
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-- Begin recording draw commands for a frame buffer of size (width, height).
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sgp.sgp_begin(width, height)
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-- Set frame buffer drawing region to (0,0,width,height).
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sgp.sgp_viewport(0, 0, width, height)
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-- Set drawing coordinate space to (left=-ratio, right=ratio, top=1, bottom=-1).
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sgp.sgp_project(-ratio, ratio, 1.0, -1.0)
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-- Clear the frame buffer.
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sgp.sgp_set_color(0.1, 0.1, 0.1, 1.0)
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sgp.sgp_clear()
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-- Draw an animated rectangle that rotates and changes its colors.
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local time = tonumber(sapp.sapp_frame_count()) * sapp.sapp_frame_duration()
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local r = math.sin(time)*0.5+0.5
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local g = math.cos(time)*0.5+0.5
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sgp.sgp_set_color(r, g, 0.3, 1.0)
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sgp.sgp_rotate_at(time, 0.0, 0.0)
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sgp.sgp_draw_filled_rect(-0.5, -0.5, 1.0, 1.0)
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-- Begin a render pass.
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local pass = ffi.new("sg_pass[1]")
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pass[0].swapchain = slib.sglue_swapchain()
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sg.sg_begin_pass(pass)
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-- Dispatch all draw commands to Sokol GFX.
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sgp.sgp_flush()
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-- Finish a draw command queue, clearing it.
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sgp.sgp_end()
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-- End render pass.
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sgp.sg_end_pass()
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-- Commit Sokol render.
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sg.sg_commit()
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end
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-- --------------------------------------------------------------------------------------
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local function cleanup()
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sgp.sgp_shutdown()
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sg.sg_shutdown()
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end
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-- --------------------------------------------------------------------------------------
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local app_desc = ffi.new("sapp_desc[1]")
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app_desc[0].init_cb = init
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app_desc[0].frame_cb = frame
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app_desc[0].cleanup_cb = cleanup
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app_desc[0].width = 1920
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app_desc[0].height = 1080
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app_desc[0].window_title = "Rectangle (Sokol GP)"
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app_desc[0].fullscreen = false
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app_desc[0].icon.sokol_default = true
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app_desc[0].logger.func = slib.slog_func
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sapp.sapp_run( app_desc )
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-- --------------------------------------------------------------------------------------
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