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test, review and fix the shader examples. https://github.com/electronstudio/raylib-python-cffi/issues/47

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This commit is contained in:
richard 2022-02-02 18:21:34 +00:00
parent ff84bdf2dd
commit 218d9a18f7
7 changed files with 84 additions and 145 deletions
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24
examples/shaders/light_system.py
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@ -1,4 +1,4 @@
from raylib.dynamic import raylib as rl, ffi
import raylib as rl
class LightSystem:
@ -11,13 +11,13 @@ class LightSystem:
b"resources/shaders/fogLight.fs");
#// Get some shader loactions
self.shader.locs[rl.LOC_MATRIX_MODEL] = rl.GetShaderLocation(self.shader, b"matModel");
self.shader.locs[rl.LOC_VECTOR_VIEW] = rl.GetShaderLocation(self.shader, b"viewPos");
self.shader.locs[rl.SHADER_LOC_MATRIX_MODEL] = rl.GetShaderLocation(self.shader, b"matModel");
self.shader.locs[rl.SHADER_LOC_VECTOR_VIEW] = rl.GetShaderLocation(self.shader, b"viewPos");
#// ambient light level
self.ambientLoc = rl.GetShaderLocation(self.shader, b"ambient");
v = ffi.new("struct Vector4 *", ambient)
rl.SetShaderValue(self.shader, self.ambientLoc, v, rl.UNIFORM_VEC4);
v = rl.ffi.new("struct Vector4 *", ambient)
rl.SetShaderValue(self.shader, self.ambientLoc, v, rl.SHADER_UNIFORM_VEC4);
for light in ls:
self.add(light)
@ -29,7 +29,7 @@ class LightSystem:
raise Exception("Too many lights")
def update(self, cameraPos):
rl.SetShaderValue(self.shader, self.shader.locs[rl.LOC_VECTOR_VIEW], ffi.new("struct Vector3 *",cameraPos), rl.UNIFORM_VEC3)
rl.SetShaderValue(self.shader, self.shader.locs[rl.SHADER_LOC_VECTOR_VIEW], rl.ffi.new("struct Vector3 *",cameraPos), rl.SHADER_UNIFORM_VEC3)
for light in self.lights:
light.UpdateLightValues()
@ -49,7 +49,7 @@ class Light:
def __init__(self, type, position, target, color):
self.enabled = True
self.type = type
self.position = ffi.new("struct Vector3 *",position)
self.position = rl.ffi.new("struct Vector3 *",position)
self.target = target
self.color = color
@ -80,20 +80,20 @@ class Light:
#// NOTE: Light shader locations should be available
def UpdateLightValues(self):
#// Send to shader light enabled state and type
rl.SetShaderValue(self.shader, self.enabledLoc, ffi.new("int *",self.enabled), rl.UNIFORM_INT)
rl.SetShaderValue(self.shader, self.typeLoc, ffi.new("int *",self.type), rl.UNIFORM_INT)
rl.SetShaderValue(self.shader, self.enabledLoc, rl.ffi.new("int *",self.enabled), rl.SHADER_UNIFORM_INT)
rl.SetShaderValue(self.shader, self.typeLoc, rl.ffi.new("int *",self.type), rl.SHADER_UNIFORM_INT)
#// Send to shader light position values
position = [ self.position.x, self.position.y, self.position.z]
rl.SetShaderValue(self.shader, self.posLoc, ffi.new("struct Vector3 *",position), rl.UNIFORM_VEC3)
rl.SetShaderValue(self.shader, self.posLoc, rl.ffi.new("struct Vector3 *",position), rl.SHADER_UNIFORM_VEC3)
#// Send to shader light target position values
target =[ self.target.x, self.target.y, self.target.z ]
rl.SetShaderValue(self.shader, self.targetLoc, ffi.new("struct Vector3 *",target), rl.UNIFORM_VEC3)
rl.SetShaderValue(self.shader, self.targetLoc, rl.ffi.new("struct Vector3 *",target), rl.SHADER_UNIFORM_VEC3)
#// Send to shader light color values
color = [self.color[0]/255.0, self.color[1]/255.0, self.color[2]/255.0, self.color[3]/255.0]
rl.SetShaderValue(self.shader, self.colorLoc, ffi.new("struct Vector4 *",color), rl.UNIFORM_VEC4)
rl.SetShaderValue(self.shader, self.colorLoc, rl.ffi.new("struct Vector4 *",color), rl.SHADER_UNIFORM_VEC4)