Add FSR and custom font examples.

This commit is contained in:
TSnake41 2021-10-02 19:14:10 +02:00
parent 8815751ac9
commit 969e64725e
5 changed files with 8052 additions and 0 deletions

Binary file not shown.

File diff suppressed because it is too large Load Diff

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,232 @@
local screenWidth = 1920
local screenHeight = 1080
local preset = 3
local default_sharpness = 1.0
local presets = {
{ 2.0, "Performance" },
{ 1.7, "Balanced" },
{ 1.5, "Quality" },
{ 1.3, "Ultra Quality" },
{ 1.0, "Custom (Native)" }
}
local use_fsr = true
local ratio = presets[preset][1]
local num_blocks = 15
local screenSize = rl.new("Vector2", screenWidth, screenHeight)
local fbWidth = screenWidth / ratio
local fbHeight = screenHeight / ratio
local fbSize = rl.new("Vector2", fbWidth, fbHeight)
rl.SetConfigFlags(rl.FLAG_FULLSCREEN_MODE)
rl.InitWindow(screenWidth, screenHeight, "raylua [shaders] example - AMD FSR")
local render_texture = rl.LoadRenderTexture(fbWidth, fbHeight)
local dest_fb = rl.LoadRenderTexture(screenWidth, screenHeight)
local easu_shader = rl.LoadShader(nil, "resources/fsr/fsrEasu.frag")
local srcSize_loc = rl.GetShaderLocation(easu_shader, "srcSize")
local dstSize_loc = rl.GetShaderLocation(easu_shader, "dstSize")
rl.SetShaderValue(easu_shader, srcSize_loc, fbSize, rl.SHADER_UNIFORM_VEC2)
rl.SetShaderValue(easu_shader, dstSize_loc, screenSize, rl.SHADER_UNIFORM_VEC2)
local rcas_shader = rl.LoadShader(nil, "resources/fsr/fsrRcas.frag")
local sharpness_loc = rl.GetShaderLocation(rcas_shader, "sharpness")
local size_loc = rl.GetShaderLocation(rcas_shader, "dstSize")
local sharpness = rl.new("float[1]", default_sharpness)
rl.SetShaderValue(rcas_shader, sharpness_loc, sharpness, rl.SHADER_UNIFORM_FLOAT)
rl.SetShaderValue(rcas_shader, size_loc, screenSize, rl.SHADER_UNIFORM_VEC2)
local camera = rl.new("Camera3D", {
position = { 30, 20, 30 },
target = { 0, 0, 0 },
up = { 0, 1, 0 },
fovy = 70,
type = rl.CAMERA_PERSPECTIVE
})
local enable_easu = false
local enable_rcas = false
local stop_animation = false
local t = 0.0
local bilinear = false
while not rl.WindowShouldClose() do
if not stop_animation then
t = rl.GetTime()
end
local scale = (2.0 + math.sin(t)) * 0.7
local camera_time = t * 0.3
camera.position.x = math.cos(camera_time) * 40.0
camera.position.z = math.sin(camera_time) * 40.0
if use_fsr then
rl.BeginTextureMode(render_texture)
else
rl.BeginDrawing()
end
rl.BeginMode3D(camera)
rl.ClearBackground(rl.RAYWHITE)
rl.DrawGrid(10, 5.0)
for x=0,num_blocks-1 do
for y=0,num_blocks-1 do
for z=0,num_blocks-1 do
local block_scale = (x + y + z) / 30
local scatter = math.sin(block_scale * 20.0 + t * 4.0)
local cube_pos = rl.new("Vector3",
(x - num_blocks / 2) * (scale * 3.0) + scatter,
(y - num_blocks / 2) * (scale * 2.0) + scatter,
(z - num_blocks / 2) * (scale * 3.0) + scatter)
local cube_color = rl.ColorFromHSV(
(((x + y + z) * 18) % 360), 0.75, 0.9
)
local cube_size = (2.4 - scale) * block_scale
rl.DrawCube(cube_pos, cube_size, cube_size, cube_size, cube_color)
end
end
end
rl.EndMode3D()
if use_fsr then
rl.EndTextureMode()
rl.BeginTextureMode(dest_fb)
rl.ClearBackground(rl.RAYWHITE)
if enable_easu then
rl.BeginShaderMode(easu_shader)
end
rl.DrawTextureEx(render_texture.texture, screenSize, 180, ratio, rl.WHITE)
if enable_easu then
rl.EndShaderMode()
end
rl.EndTextureMode()
rl.BeginDrawing()
rl.ClearBackground(rl.WHITE)
if enable_rcas then
rl.BeginShaderMode(rcas_shader)
end
rl.DrawTextureEx(dest_fb.texture, screenSize, 180, 1.0, rl.WHITE)
if enable_rcas then
rl.EndShaderMode()
end
end
rl.DrawFPS(10, 10)
if use_fsr then
rl.DrawText("EASU", 10, 32, 20, enable_easu and rl.GREEN or rl.RED)
rl.DrawText("RCAS", 10, 54, 20, enable_rcas and rl.GREEN or rl.RED)
rl.DrawText(string.format("sharpness: %.1f", sharpness[0]), 10, 74, 10, rl.BLACK)
rl.DrawText(string.format("Preset: %s (%.1f)", presets[preset][2], ratio), 10, 86, 10, rl.BLACK)
rl.DrawText(string.format("Resolution: %dx%d", fbWidth, fbHeight), 10, 98, 10, rl.BLACK)
rl.DrawText(string.format("Filter: %s", bilinear and "bilinear" or "point"), 10, 110, 10, rl.BLACK)
else
rl.DrawText("NATIVE", 10, 32, 20, rl.BLUE)
end
rl.EndDrawing()
if rl.IsKeyPressed(rl.KEY_E) then
enable_easu = not enable_easu
end
if rl.IsKeyPressed(rl.KEY_R) then
enable_rcas = not enable_rcas
end
if rl.IsKeyPressed(rl.KEY_N) then
use_fsr = not use_fsr
end
if rl.IsKeyPressed(rl.KEY_LEFT) then
sharpness[0] = math.max(0.0, sharpness[0] - 0.1)
rl.SetShaderValue(rcas_shader, sharpness_loc, sharpness, rl.SHADER_UNIFORM_FLOAT)
end
if rl.IsKeyPressed(rl.KEY_RIGHT) then
sharpness[0] = math.min(2.0, sharpness[0] + 0.1)
rl.SetShaderValue(rcas_shader, sharpness_loc, sharpness, rl.SHADER_UNIFORM_FLOAT)
end
if rl.IsKeyPressed(rl.KEY_F) then
bilinear = not bilinear
rl.SetTextureFilter(render_texture.texture,
bilinear and rl.TEXTURE_FILTER_BILINEAR or rl.TEXTURE_FILTER_POINT)
end
local preset_changed = false
if rl.IsKeyPressed(rl.KEY_UP) then
preset_changed = true
preset = preset + 1
if preset == #presets + 1 then
preset = 1
end
end
if rl.IsKeyPressed(rl.KEY_DOWN) then
preset_changed = true
preset = preset - 1
if preset == 0 then
preset = #presets
end
end
if rl.IsKeyPressed(rl.KEY_S) then
stop_animation = not stop_animation
end
if rl.IsKeyPressed(rl.KEY_F11) then
rl.ToggleFullscreen()
end
if preset_changed then
ratio = presets[preset][1]
fbWidth = screenWidth / ratio
fbHeight = screenHeight / ratio
fbSize = rl.new("Vector2", fbWidth, fbHeight)
rl.UnloadRenderTexture(render_texture)
render_texture = rl.LoadRenderTexture(fbWidth, fbHeight)
rl.SetTextureFilter(render_texture.texture,
bilinear and rl.TEXTURE_FILTER_BILINEAR or rl.TEXTURE_FILTER_POINT)
end
end
rl.UnloadRenderTexture(render_texture)
rl.UnloadRenderTexture(dest_fb)
rl.CloseWindow()

View File

@ -0,0 +1,18 @@
rl.SetConfigFlags(rl.FLAG_VSYNC_HINT)
rl.InitWindow(800, 450, "raylib [core] example - basic window")
local font = rl.LoadFontEx("resources/NotoSans-Medium.ttf", 32, nil, 255)
while not rl.WindowShouldClose() do
rl.BeginDrawing()
rl.DrawFPS(10, 10)
rl.ClearBackground(rl.RAYWHITE)
rl.DrawTextEx(font, "Congrats! You created your first window!", rl.new("Vector2", 174, 200), 32, 0, rl.BLACK)
rl.EndDrawing()
end
rl.CloseWindow()