Python bgl.GL_TEXTURE_MAG_FILTER Examples

The following are 4 code examples of bgl.GL_TEXTURE_MAG_FILTER(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module bgl , or try the search function .
Example #1
Source File: viewport.py    From BlendLuxCore with GNU General Public License v3.0 6 votes vote down vote up 
def _update_texture(self, scene):
        if self._transparent:
            gl_format = bgl.GL_RGBA
            internal_format = bgl.GL_RGBA32F
        else:
            gl_format = bgl.GL_RGB
            internal_format = bgl.GL_RGB32F

        bgl.glActiveTexture(bgl.GL_TEXTURE0)
        bgl.glBindTexture(bgl.GL_TEXTURE_2D, self.texture_id)
        bgl.glTexImage2D(bgl.GL_TEXTURE_2D, 0, internal_format, self._width, self._height,
                         0, gl_format, bgl.GL_FLOAT, self.buffer)
        bgl.glTexParameteri(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_WRAP_S, bgl.GL_CLAMP_TO_EDGE)
        bgl.glTexParameteri(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_WRAP_T, bgl.GL_CLAMP_TO_EDGE)

        bgl.glTexParameteri(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MIN_FILTER, bgl.GL_NEAREST)
        mag_filter = bgl.GL_NEAREST if scene.luxcore.viewport.mag_filter == "NEAREST" else bgl.GL_LINEAR
        bgl.glTexParameteri(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MAG_FILTER, mag_filter)
        bgl.glBindTexture(bgl.GL_TEXTURE_2D, NULL)
Example #2
Source File: muv_texproj_ops.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def draw_texture(self, context):
        sc = context.scene

        # no textures are selected
        if sc.muv_texproj_tex_image == "None":
            return

        # setup rendering region
        rect = get_canvas(context, sc.muv_texproj_tex_magnitude)
        positions = [
            [rect.x0, rect.y0],
            [rect.x0, rect.y1],
            [rect.x1, rect.y1],
            [rect.x1, rect.y0]
            ]
        tex_coords = [[0.0, 0.0], [0.0, 1.0], [1.0, 1.0], [1.0, 0.0]]

        # get texture to be renderred
        img = bpy.data.images[sc.muv_texproj_tex_image]

        # OpenGL configuration
        bgl.glEnable(bgl.GL_BLEND)
        bgl.glEnable(bgl.GL_TEXTURE_2D)
        if img.bindcode:
            bind = img.bindcode
            bgl.glBindTexture(bgl.GL_TEXTURE_2D, bind)
            bgl.glTexParameteri(
                bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MIN_FILTER, bgl.GL_LINEAR)
            bgl.glTexParameteri(
                bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MAG_FILTER, bgl.GL_LINEAR)
            bgl.glTexEnvi(
                bgl.GL_TEXTURE_ENV, bgl.GL_TEXTURE_ENV_MODE, bgl.GL_MODULATE)

        # render texture
        bgl.glBegin(bgl.GL_QUADS)
        bgl.glColor4f(1.0, 1.0, 1.0, sc.muv_texproj_tex_transparency)
        for (v1, v2), (u, v) in zip(positions, tex_coords):
            bgl.glTexCoord2f(u, v)
            bgl.glVertex2f(v1, v2)
        bgl.glEnd()
Example #3
Source File: ui.py    From addon_common with GNU General Public License v3.0 5 votes vote down vote up 
def buffer_image(self):
        if not self.loaded: return
        if self.buffered: return
        if self.deleted: return
        bgl.glBindTexture(bgl.GL_TEXTURE_2D, self.texture_id)
        bgl.glTexEnvf(bgl.GL_TEXTURE_ENV, bgl.GL_TEXTURE_ENV_MODE, bgl.GL_MODULATE)
        bgl.glTexParameterf(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MAG_FILTER, bgl.GL_NEAREST)
        bgl.glTexParameterf(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MIN_FILTER, bgl.GL_LINEAR)
        # texbuffer = bgl.Buffer(bgl.GL_BYTE, [self.width,self.height,self.depth], image_data)
        image_size = self.image_width*self.image_height*self.image_depth
        texbuffer = bgl.Buffer(bgl.GL_BYTE, [image_size], self.image_flat)
        bgl.glTexImage2D(bgl.GL_TEXTURE_2D, 0, bgl.GL_RGBA, self.image_width, self.image_height, 0, bgl.GL_RGBA, bgl.GL_UNSIGNED_BYTE, texbuffer)
        del texbuffer
        bgl.glBindTexture(bgl.GL_TEXTURE_2D, 0)
        self.buffered = True
Example #4
Source File: archipack_gl.py    From archipack with GNU General Public License v3.0 5 votes vote down vote up 
def draw(self, context, render=False):
        if self.image is None:
            return
        bgl.glPushAttrib(bgl.GL_ENABLE_BIT)
        p0 = self.pts[0]
        p1 = self.pts[1]
        bgl.glEnable(bgl.GL_BLEND)
        bgl.glColor4f(*self.colour)
        bgl.glRectf(p0.x, p0.y, p1.x, p1.y)
        self.image.gl_load()
        bgl.glEnable(bgl.GL_BLEND)
        bgl.glBindTexture(bgl.GL_TEXTURE_2D, self.image.bindcode[0])
        bgl.glTexParameteri(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MIN_FILTER, bgl.GL_NEAREST)
        bgl.glTexParameteri(bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MAG_FILTER, bgl.GL_NEAREST)
        bgl.glEnable(bgl.GL_TEXTURE_2D)
        bgl.glBlendFunc(bgl.GL_SRC_ALPHA, bgl.GL_ONE_MINUS_SRC_ALPHA)
        # bgl.glColor4f(1, 1, 1, 1)
        bgl.glBegin(bgl.GL_QUADS)
        bgl.glTexCoord2d(0, 0)
        bgl.glVertex2d(p0.x, p0.y)
        bgl.glTexCoord2d(0, 1)
        bgl.glVertex2d(p0.x, p1.y)
        bgl.glTexCoord2d(1, 1)
        bgl.glVertex2d(p1.x, p1.y)
        bgl.glTexCoord2d(1, 0)
        bgl.glVertex2d(p1.x, p0.y)
        bgl.glEnd()
        self.image.gl_free()
        bgl.glDisable(bgl.GL_TEXTURE_2D)