cyberarm/i-mic-fps
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Fixed lighting artifacts caused by untransformed normals, added 'Scene' for holding objects for rendering, added turn table models to menus using a scene, misc other changes.

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Cyberarm
2020-03-23 11:48:32 -05:00
parent 18a62b81cc
commit 87fcc3a05c
14 changed files with 139 additions and 48 deletions
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3
i-mic-fps.rb
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@@ -100,6 +100,9 @@ require_relative "lib/map_parser"
require_relative "lib/manifest"
require_relative "lib/map"
require_relative "lib/scene"
require_relative "lib/scenes/turn_table"
require_relative "lib/crosshair"
require_relative "lib/demo"

4
lib/game_objects/entity.rb
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@@ -9,7 +9,7 @@ class IMICFPS
attr_accessor :position, :orientation, :scale, :velocity
attr_reader :name, :debug_color, :bounding_box, :drag, :camera, :manifest
def initialize(manifest:, map_entity: nil, spawnpoint: nil, backface_culling: true, auto_manage: true)
def initialize(manifest:, map_entity: nil, spawnpoint: nil, backface_culling: true, run_scripts: true)
@manifest = manifest
if map_entity
@@ -41,7 +41,7 @@ class IMICFPS
@last_position = Vector.new(@position.x, @position.y, @position.z)
@sandboxes = []
load_scripts
load_scripts if run_scripts
setup

2
lib/game_objects/light.rb
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@@ -9,7 +9,7 @@ class IMICFPS
id:,
type: Light::POINT,
ambient: Vector.new(0.5, 0.5, 0.5, 1),
diffuse: Vector.new(1, 0.5, 0, 1),
diffuse: Vector.new(1, 1, 1, 1),
specular: Vector.new(0.2, 0.2, 0.2, 1),
position: Vector.new(0, 0, 0, 0),
intensity: 1

2
lib/map.rb
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@@ -14,7 +14,7 @@ class IMICFPS
@lights = []
@collision_manager = CollisionManager.new(map: self)
@renderer = Renderer.new
@renderer = window.renderer
Publisher.new
end

4
lib/renderer/opengl_renderer.rb
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@@ -13,7 +13,7 @@ class IMICFPS
# @g_buffer.bind_for_writing
gl_error?
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
# glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
Shader.use("default") do |shader|
lights.each_with_index do |light, i|
@@ -42,7 +42,7 @@ class IMICFPS
end
end
# @g_buffer.unbind_framebuffer
@g_buffer.unbind_framebuffer
gl_error?
else
puts "Shader 'default' failed to compile, using immediate mode for rendering..." unless @@immediate_mode_warning

12
lib/renderer/renderer.rb
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@@ -9,6 +9,18 @@ class IMICFPS
@opengl_renderer = OpenGLRenderer.new
end
def preload_default_shaders
shaders = ["default"]
shaders.each do |shader|
Shader.new(
name: shader,
includes_dir: "shaders/include",
vertex: "shaders/vertex/#{shader}.glsl",
fragment: "shaders/fragment/#{shader}.glsl"
)
end
end
def draw(camera, lights, entities)
glViewport(0, 0, window.width, window.height)
glEnable(GL_DEPTH_TEST)

22
lib/scene.rb Normal file
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@@ -0,0 +1,22 @@
class IMICFPS
class Scene
attr_reader :camera, :entities, :lights
def initialize
@camera = Camera.new(position: Vector.new)
@entities = []
@lights = []
setup
end
def setup
end
def draw
end
def update(dt)
end
end
end

40
lib/scenes/turn_table.rb Normal file
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@@ -0,0 +1,40 @@
class IMICFPS
class TurnTableScene < Scene
def setup
camera.field_of_view = 45
lights << (Light.new(id: OpenGL::GL_LIGHT1, position: Vector.new(30, 10.0, 30), diffuse: Color.new(0, 0, 0), specular: Color.new(0, 0, 0)))
lights << (Light.new(id: OpenGL::GL_LIGHT2, position: Vector.new(0, 10, 5), diffuse: Color.new(1.0, 1.0, 1.0), specular: Color.new(0, 0, 0)))
options = {
"character": 0.25,
"information_panel": 0.25,
"purchase_terminal": 0.35,
"door": 0.2,
"ttank": 0.13,
"alternate_tank": 0.065,
"tree": 0.08,
# "evergreen_tree": 0.08,
"power_plant": 0.025,
"war_factory": 0.03,
"randomish_terrain": 0.004,
"river_terrain": 0.004,
}
choice = options.keys.sample
@entity = Entity.new(manifest: Manifest.new(package: "base", name: choice), run_scripts: false)
@entity.scale = Vector.new(1, 1, 1) * options[choice]
@entity.position.x = 0.75
@entity.position.y = -0.5
@entity.position.z = -1.5
@entity.bind_model
entities << @entity
@max_tilt = 5.0
end
def update(dt)
@entity.orientation.y += 10 * dt
end
end
end

2
lib/states/game_states/loading_state.rb
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@@ -13,7 +13,6 @@ class IMICFPS
@dummy_entity = nil
@assets = []
@asset_index = 0
add_asset(:shader, nil, "default")
add_asset(:model, @map_parser.terrain.package, @map_parser.terrain.name)
add_asset(:model, @map_parser.skydome.package, @map_parser.skydome.name)
@@ -43,6 +42,7 @@ class IMICFPS
end
def update
super
@percentage.text = "#{((@asset_index.to_f / @assets.count) * 100.0).round}%"
@act = true if @cycled

69
lib/ui/menu.rb
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@@ -8,21 +8,25 @@ class IMICFPS
@base_color = Gosu::Color.rgb(255, 127, 0)
@background_alpha = 200
window.needs_cursor = true
@__version_text = CyberarmEngine::Text.new("<b>#{IMICFPS::NAME}</b> v#{IMICFPS::VERSION} (#{IMICFPS::RELEASE_NAME})")
@__version_text.x = window.width - (@__version_text.width + 10)
@__version_text.y = window.height - (@__version_text.height + 10)
super(*args)
end
def title(text, color = @base_color)
@elements << Text.new(text, color: color, size: 100, x: 0, y: 15, alignment: :center)
@elements << Text.new(text, color: color, size: 100, x: 0, y: 15)
@_title = @elements.last
end
def subtitle(text, color = Gosu::Color::WHITE)
@elements << Text.new(text, color: color, size: 50, x: 0, y: 100, alignment: :center)
@elements << Text.new(text, color: color, size: 50, x: 0, y: 100)
@_subtitle = @elements.last
end
def link(text, color = Gosu::Color.rgb(0,127,127), &block)
text = Text.new(text, color: color, size: 50, x: 0, y: 100 + (60 * @elements.count), alignment: :center)
text = Text.new(text, color: color, size: 50, x: 0, y: 100 + (60 * @elements.count))
@elements << Link.new(text, self, block)
end
@@ -30,38 +34,44 @@ class IMICFPS
draw_background
draw_menu_box
draw_menu
@__version_text.draw
if window.scene
window.gl(-1) do
window.renderer.draw(window.scene.camera, window.scene.lights, window.scene.entities)
end
window.scene.draw
end
end
def draw_background
@background ||= Gosu.record(Gosu.screen_width, Gosu.screen_height) do
((Gosu.screen_height+@slope)/@size).times do |i|
fill_quad(
0, i*@size,
0, @slope+(i*@size),
window.width/2, (-@slope)+(i*@size),
window.width/2, i*@size,
Gosu::Color.rgba(@base_color.red-i*@color_step, @base_color.green-i*@color_step, @base_color.blue-i*@color_step, @background_alpha)
)
fill_quad(
window.width, i*@size,
window.width, @slope+(i*@size),
window.width/2, (-@slope)+(i*@size),
window.width/2, i*@size,
Gosu::Color.rgba(@base_color.red-i*@color_step, @base_color.green-i*@color_step, @base_color.blue-i*@color_step, @background_alpha)
)
end
((Gosu.screen_height+@slope)/@size).times do |i|
fill_quad(
0, i*@size,
0, @slope+(i*@size),
window.width/2, (-@slope)+(i*@size),
window.width/2, i*@size,
Gosu::Color.rgba(@base_color.red-i*@color_step, @base_color.green-i*@color_step, @base_color.blue-i*@color_step, @background_alpha),
-2
)
fill_quad(
window.width, i*@size,
window.width, @slope+(i*@size),
window.width/2, (-@slope)+(i*@size),
window.width/2, i*@size,
Gosu::Color.rgba(@base_color.red-i*@color_step, @base_color.green-i*@color_step, @base_color.blue-i*@color_step, @background_alpha),
-2
)
end
@background.draw(0, 0, 0)
end
def draw_menu_box
draw_rect(
window.width/4, 0,
window.width/2, window.height,
Gosu::Color.rgba(0, 0, 0, 150)
# Gosu::Color.rgba(@base_color.red+@color_step, @base_color.green+@color_step, @base_color.blue+@color_step, 200)
Gosu::Color.rgba(0, 0, 0, 150),
)
end
@@ -73,8 +83,16 @@ class IMICFPS
def update
@elements.each do |e|
e.x = window.width / 2 - e.width / 2
e.update
end
if window.scene
window.scene.update(window.dt)
end
@__version_text.x = window.width - (@__version_text.width + 10)
@__version_text.y = window.height - (@__version_text.height + 10)
end
def fill_quad(x1, y1, x2, y2, x3, y3, x4, y4, color = Gosu::Color::WHITE, z = 0, mode = :default)
@@ -125,6 +143,7 @@ class IMICFPS
end
def x; text.x; end
def x=(n); text.x = n; end
def y; text.y; end
def width; text.width; end
def height; text.height; end

6
lib/ui/menus/main_menu.rb
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@@ -37,8 +37,6 @@ as a commandline argument to override reported version."
message += linux_mesa_message if RUBY_PLATFORM =~ /linux/ && gl_version.downcase.include?(" mesa ")
@old_gl_warning = Gosu::Image.from_markup(message, 24, align: :center)
end
@text = CyberarmEngine::Text.new("<b>#{IMICFPS::NAME}</b> v#{IMICFPS::VERSION} (#{IMICFPS::RELEASE_NAME})")
end
def draw
@@ -47,10 +45,6 @@ as a commandline argument to override reported version."
if @old_gl_warning
@old_gl_warning.draw(window.width / 2 - @old_gl_warning.width / 2, window.height - (@old_gl_warning.height + 10), Float::INFINITY)
end
@text.draw
@text.x = window.width - (@text.width + 10)
@text.y = window.height - (@text.height + 10)
end
end
end

6
lib/window.rb
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@@ -1,7 +1,7 @@
class IMICFPS
class Window < CyberarmEngine::Engine
attr_accessor :number_of_vertices, :needs_cursor
attr_reader :camera, :config
attr_reader :renderer, :scene, :config
attr_reader :console, :delta_time
def initialize(window_width = 1280, window_height = 720, fullscreen = false)
@@ -23,6 +23,10 @@ class IMICFPS
@console = Console.new
Commands::Command.setup
@renderer = Renderer.new
@renderer.preload_default_shaders
@scene = TurnTableScene.new
at_exit do
@config.save!
end

7
shaders/fragment/default.glsl
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@@ -4,7 +4,7 @@
in vec3 outPosition;
in vec3 outColor;
in vec4 outNormal;
in vec3 outNormal;
in vec3 outUV;
in float outTextureID;
in float outHasTexture;
@@ -12,7 +12,6 @@ in Light outLights[MAX_LIGHTS];
in float outTotalLights;
in vec3 outFragPos;
in vec3 outCameraPos;
in vec3 outInverseNormal;
in float outDisableLighting;
uniform sampler2D diffuse_texture;
@@ -55,7 +54,7 @@ vec3 calculateBasicLight(Light light) {
float specularStrength = 0.5;
vec3 viewDir = normalize(outCameraPos - outFragPos);
vec3 reflectDir = reflect(-lightDir, outInverseNormal);
vec3 reflectDir = reflect(-lightDir, outNormal);
float spec = pow(max(dot(viewDir, reflectDir), 0.0), 32);
vec3 specular = specularStrength * spec * light.specular;
@@ -77,7 +76,7 @@ vec3 calculateLighting() {
}
void main() {
lokiVar = vec4(outColor, 1.0) + outNormal + vec4(outUV, 1.0) + vec4(outTextureID, 1.0, 1.0, 1.0);
lokiVar = vec4(outColor, 1.0) + vec4(outNormal, 1.0) + vec4(outUV, 1.0) + vec4(outTextureID, 1.0, 1.0, 1.0);
lokiVar = normalize(lokiVar);
vec3 result;

8
shaders/vertex/default.glsl
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@@ -4,13 +4,13 @@
layout(location = 0) in vec3 inPosition;
layout(location = 1) in vec3 inColor;
layout(location = 2) in vec4 inNormal;
layout(location = 2) in vec3 inNormal;
layout(location = 3) in vec3 inUV;
layout(location = 4) in float inTextureID;
out vec3 outPosition;
out vec3 outColor;
out vec4 outNormal;
out vec3 outNormal;
out vec3 outUV;
out float outTextureID;
out float outHasTexture;
@@ -19,7 +19,6 @@ out float outTotalLights;
out vec3 outFragPos;
out vec3 outViewPos;
out vec3 outCameraPos;
out vec3 outInverseNormal;
out float outDisableLighting;
uniform mat4 projection;
@@ -36,7 +35,7 @@ void main() {
// projection * view * model * position
outPosition = inPosition;
outColor = inColor;
outNormal= inNormal;
outNormal= normalize(transpose(inverse(mat3(model))) * inNormal);
outUV = inUV;
outTextureID = inTextureID;
outHasTexture = hasTexture;
@@ -44,7 +43,6 @@ void main() {
outTotalLights = totalLights;
outCameraPos = cameraPos;
outDisableLighting = disableLighting;
outInverseNormal = mat3(transpose(inverse(model))) * vec3(inNormal);
outFragPos = vec3(model * vec4(inPosition, 1.0));