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Documentation: Replace the bgl API in the gpu module exemples

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This commit is contained in:
Germano Cavalcante 2021-04-30 10:50:50 -03:00
parent 2510bd3a5f
commit c3a980436d
6 changed files with 29 additions and 37 deletions
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10
doc/python_api/examples/gpu.7.py
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@ -9,7 +9,6 @@ Generate a texture using Offscreen Rendering
"""
import bpy
import gpu
import bgl
from mathutils import Matrix
from gpu_extras.batch import batch_for_shader
from gpu_extras.presets import draw_circle_2d
@ -20,8 +19,8 @@ from gpu_extras.presets import draw_circle_2d
offscreen = gpu.types.GPUOffScreen(512, 512)
with offscreen.bind():
bgl.glClearColor(0.0, 0.0, 0.0, 0.0)
bgl.glClear(bgl.GL_COLOR_BUFFER_BIT)
fb = gpu.state.active_framebuffer_get()
fb.clear(color=(0.0, 0.0, 0.0, 0.0))
with gpu.matrix.push_pop():
# reset matrices -> use normalized device coordinates [-1, 1]
gpu.matrix.load_matrix(Matrix.Identity(4))
@ -75,13 +74,10 @@ batch = batch_for_shader(
def draw():
bgl.glActiveTexture(bgl.GL_TEXTURE0)
bgl.glBindTexture(bgl.GL_TEXTURE_2D, offscreen.color_texture)
shader.bind()
shader.uniform_float("modelMatrix", Matrix.Translation((1, 2, 3)) @ Matrix.Scale(3, 4))
shader.uniform_float("viewProjectionMatrix", bpy.context.region_data.perspective_matrix)
shader.uniform_float("image", 0)
shader.uniform_sampler("image", offscreen.texture_color)
batch.draw(shader)