cyberarm/i-mic-fps
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Modern 'GL now renders properly, camera works as expected, added fallback to immediate mode if shader fails to compile.

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Cyberarm
2019-12-08 17:50:20 -06:00
parent e076ce8612
commit af19166af2
9 changed files with 68 additions and 67 deletions
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28
lib/renderer/opengl_renderer.rb
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@@ -2,12 +2,17 @@ class IMICFPS
class OpenGLRenderer
include CommonMethods
def initialize
@immediate_mode_warning = false
end
def draw_object(camera, lights, object)
if Shader.available?("default")
Shader.use("default") do |shader|
shader.set_uniform("projection", camera.projection_matrix)
shader.set_uniform("view", camera.view_matrix)
shader.set_uniform("model", object.model_matrix)
shader.set_uniform("hasTexture", object.model.has_texture?)
# TODO: Upload and use lights
@@ -16,10 +21,12 @@ class IMICFPS
object.draw
end
else
puts "Shader 'default' failed to compile, using immediate mode for rendering..." unless @immediate_mode_warning
@immediate_mode_warning = true
handleGlError
lights.each(&:draw)
camera.draw
glEnable(GL_DEPTH_TEST)
glEnable(GL_NORMALIZE)
glPushMatrix
@@ -44,14 +51,18 @@ class IMICFPS
glEnableVertexAttribArray(0)
glEnableVertexAttribArray(1)
glEnableVertexAttribArray(2)
glEnableVertexAttribArray(3)
glEnableVertexAttribArray(4)
if model.has_texture?
glEnableVertexAttribArray(3)
glEnableVertexAttribArray(4)
end
glDrawArrays(GL_TRIANGLES, 0, model.vertices.count)
window.number_of_vertices+=model.vertices.size
glDrawArrays(GL_TRIANGLES, 0, model.faces.count * 3)
window.number_of_vertices += model.faces.count * 3
glDisableVertexAttribArray(4)
glDisableVertexAttribArray(3)
if model.has_texture?
glDisableVertexAttribArray(4)
glDisableVertexAttribArray(3)
end
glDisableVertexAttribArray(2)
glDisableVertexAttribArray(1)
glDisableVertexAttribArray(0)
@@ -80,9 +91,6 @@ class IMICFPS
glColorPointer(3, GL_FLOAT, 0, o.flattened_materials)
glNormalPointer(GL_FLOAT, 0, o.flattened_normals)
# glBindBuffer(GL_ARRAY_BUFFER, model.vertices_buffer)
# glVertexAttribPointer(0, 4, GL_FLOAT, GL_FALSE, 0, 0)
if $debug.get(:wireframe) # This is kinda expensive
glDisable(GL_LIGHTING)
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)