Python OpenGL.GL.glBindTexture() Examples

The following are 30 code examples of OpenGL.GL.glBindTexture(). 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 OpenGL.GL , or try the search function .
Example #1
Source File: hellovr_glfw.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def set_up_texture_maps(self):
        ts = pkg_resources.resource_stream('samples', 'cube_texture.png')
        image = Image.open(ts).convert('RGBA')
        width, height = image.size
        image_data = numpy.array(list(image.getdata()), numpy.uint8)
        self.i_texture = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.i_texture)
        GL.glTexImage2D(
            GL.GL_TEXTURE_2D,
            0,
            GL.GL_RGBA,
            width, height,
            0,
            GL.GL_RGBA,
            GL.GL_UNSIGNED_BYTE,
            image_data,
        )
        GL.glGenerateMipmap(GL.GL_TEXTURE_2D)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_S, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_T, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR_MIPMAP_LINEAR)
        f_largest = GL.glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT)
        GL.glTexParameterf(GL.GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, f_largest)
        GL.glBindTexture(GL.GL_TEXTURE_2D, 0)
Example #2
Source File: hellovr_glfw.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def render_companion_window(self):
        GL.glDisable(GL.GL_DEPTH_TEST)
        GL.glViewport(0, 0, self.companion_width, self.companion_height)
        GL.glBindVertexArray(self.companion_window_vao)
        GL.glUseProgram(self.companion_window_program)
        # render left eye (first half of index array)
        i_size = sizeof(c_uint16)
        count = int(self.companion_window_index_size / 2)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.left_eye_desc.resolve_texture_id)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_S, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_T, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR)
        GL.glDrawElements(GL.GL_TRIANGLES, count, GL.GL_UNSIGNED_SHORT, cast(0 * i_size, c_void_p))
        # render right eye (second half of index array)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.right_eye_desc.resolve_texture_id)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_S, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_T, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR)
        GL.glDrawElements(GL.GL_TRIANGLES, count, GL.GL_UNSIGNED_SHORT, cast(count * i_size, c_void_p))
        GL.glBindVertexArray(0)
        GL.glUseProgram(0)
Example #3
Source File: glhelpers.py    From bluesky with GNU General Public License v3.0 6 votes vote down vote up 
def create_font_array(self):
        # Load the first image to get font size
        img          = QImage(os.path.join(settings.gfx_path, 'font/32.png'))
        imgsize      = (img.width(), img.height())
        self.char_ar = float(imgsize[1]) / imgsize[0]

        # Set-up the texture array
        self.tex_id = gl.glGenTextures(1)
        gl.glBindTexture(gl.GL_TEXTURE_2D_ARRAY, self.tex_id)
        gl.glTexImage3D(gl.GL_TEXTURE_2D_ARRAY, 0, gl.GL_RGBA8, imgsize[0], imgsize[1], 127 - 30, 0, gl.GL_BGRA, gl.GL_UNSIGNED_BYTE, None)
        gl.glTexParameteri(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
        gl.glTexParameteri(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
        gl.glTexParameterf(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_BORDER)
        gl.glTexParameterf(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_BORDER)
        # We're using the ASCII range 32-126; space, uppercase, lower case, numbers, brackets, punctuation marks
        for i in range(30, 127):
            img = QImage(os.path.join(settings.gfx_path, 'font/%d.png' % i)).convertToFormat(QImage.Format_ARGB32)
            ptr = c_void_p(int(img.constBits()))
            gl.glTexSubImage3D(gl.GL_TEXTURE_2D_ARRAY, 0, 0, 0, i - 30, imgsize[0], imgsize[1], 1, gl.GL_BGRA, gl.GL_UNSIGNED_BYTE, ptr)
Example #4
Source File: opengl.py    From pyimgui with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def refresh_font_texture(self):
        # save texture state
        last_texture = gl.glGetIntegerv(gl.GL_TEXTURE_BINDING_2D)

        width, height, pixels = self.io.fonts.get_tex_data_as_rgba32()

        if self._font_texture is not None:
            gl.glDeleteTextures([self._font_texture])

        self._font_texture = gl.glGenTextures(1)

        gl.glBindTexture(gl.GL_TEXTURE_2D, self._font_texture)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
        gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, width, height, 0, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, pixels)

        self.io.fonts.texture_id = self._font_texture
        gl.glBindTexture(gl.GL_TEXTURE_2D, last_texture)
        self.io.fonts.clear_tex_data()
Example #5
Source File: tracked_devices_actor.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def display_gl(self, modelview, projection, pose):
        if not self.model_is_loaded:
            self._try_load_model()
            return
        if not self.texture_is_loaded:
            self._try_load_texture()
            return
        controller_X_room = pose.mDeviceToAbsoluteTracking
        controller_X_room = matrixForOpenVrMatrix(controller_X_room)
        modelview0 = controller_X_room * modelview
        # Repack before use, just in case
        modelview0 = numpy.asarray(numpy.matrix(modelview0, dtype=numpy.float32))
        GL.glUniformMatrix4fv(4, 1, False, modelview0)
        normal_matrix = numpy.asarray(controller_X_room)
        GL.glUniformMatrix4fv(8, 1, False, normal_matrix)
        GL.glActiveTexture(GL.GL_TEXTURE0)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.diffuse_texture)
        GL.glBindVertexArray(self.vao)
        GL.glDrawElements(GL.GL_TRIANGLES, len(self.indexPositions), GL.GL_UNSIGNED_INT, None)
        GL.glBindVertexArray(0)
Example #6
Source File: tracked_devices_actor.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def _try_load_texture(self):
        # Surface texture
        try:
            texture_map = openvr.VRRenderModels().loadTexture_Async(self.model.diffuseTextureId)
        except openvr.error_code.RenderModelError_Loading:
            return
        self.texture_map = texture_map
        self.diffuse_texture = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.diffuse_texture)
        GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA, self.texture_map.unWidth, self.texture_map.unHeight,
                        0, GL.GL_RGBA,
                        GL.GL_UNSIGNED_BYTE, self.texture_map.rubTextureMapData)
        GL.glGenerateMipmap(GL.GL_TEXTURE_2D)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_S, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_WRAP_T, GL.GL_CLAMP_TO_EDGE)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR_MIPMAP_LINEAR)
        fLargest = GL.glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT)
        GL.glTexParameterf(GL.GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, fLargest)
        GL.glBindTexture(GL.GL_TEXTURE_2D, 0)
        self.texture_is_loaded = True
Example #7
Source File: blipdriver.py    From bluesky with GNU General Public License v3.0 6 votes vote down vote up 
def load_lcd_font():
    files = sorted(glob('mcp_font/*.png'))
    img          = QImage(files[0])
    imgsize      = (img.width(), img.height())
    # Set-up the texture array
    tex_id = gl.glGenTextures(1)
    gl.glBindTexture(gl.GL_TEXTURE_2D_ARRAY, tex_id)
    gl.glTexImage3D(gl.GL_TEXTURE_2D_ARRAY, 0, gl.GL_RGBA8, imgsize[0], imgsize[1], len(files), 0, gl.GL_BGRA, gl.GL_UNSIGNED_BYTE, None)
    gl.glTexParameteri(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
    gl.glTexParameteri(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
    gl.glTexParameterf(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_BORDER)
    gl.glTexParameterf(gl.GL_TEXTURE_2D_ARRAY, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_BORDER)

    for i, fname in enumerate(files):
        img = QImage(fname).convertToFormat(QImage.Format_ARGB32)
        ptr = c_void_p(int(img.constBits()))
        gl.glTexSubImage3D(gl.GL_TEXTURE_2D_ARRAY, 0, 0, 0, i, imgsize[0], imgsize[1], 1, gl.GL_BGRA, gl.GL_UNSIGNED_BYTE, ptr)

    return tex_id
Example #8
Source File: glhelpers.py    From bluesky with GNU General Public License v3.0 5 votes vote down vote up 
def load_texture(fname):
    img = QImage(fname)
    ptr = c_void_p(int(img.constBits()))

    tex_id = gl.glGenTextures(1)
    gl.glBindTexture(gl.GL_TEXTURE_2D, tex_id)
    gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA8, img.width(), img.height(), 0, gl.GL_BGRA, gl.GL_UNSIGNED_BYTE, ptr)
    gl.glGenerateMipmap(gl.GL_TEXTURE_2D)
    gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR_MIPMAP_LINEAR)
    gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
    return tex_id
Example #9
Source File: rendering.py    From renpy-shader with MIT License 5 votes vote down vote up 
def unbindTextures(self):
        for i in range(len(self.textures)):
            gl.glActiveTexture(gl.GL_TEXTURE0 + i)
            gl.glBindTexture(gl.GL_TEXTURE_2D, 0)
        gl.glActiveTexture(gl.GL_TEXTURE0)
Example #10
Source File: glhelpers.py    From bluesky with GNU General Public License v3.0 5 votes vote down vote up 
def use(self):
        gl.glActiveTexture(gl.GL_TEXTURE0 + 0)
        gl.glBindTexture(gl.GL_TEXTURE_2D_ARRAY, self.tex_id)
Example #11
Source File: glhelpers.py    From bluesky with GNU General Public License v3.0 5 votes vote down vote up 
def load_texture(fname):
    img = QImage(fname)
    ptr = c_void_p(int(img.constBits()))

    tex_id = gl.glGenTextures(1)
    gl.glBindTexture(gl.GL_TEXTURE_2D, tex_id)
    gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA8, img.width(), img.height(), 0, gl.GL_BGRA, gl.GL_UNSIGNED_BYTE, ptr)
    gl.glGenerateMipmap(gl.GL_TEXTURE_2D)
    gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR_MIPMAP_LINEAR)
    gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
    return tex_id
Example #12
Source File: glhelpers.py    From bluesky with GNU General Public License v3.0 5 votes vote down vote up 
def use(self):
        gl.glActiveTexture(gl.GL_TEXTURE0 + 0)
        gl.glBindTexture(gl.GL_TEXTURE_2D_ARRAY, self.tex_id)
Example #13
Source File: fullscreen_quad.py    From dm_control with Apache License 2.0 5 votes vote down vote up 
def _init_texture(self):
    """Initializes the texture storage."""
    self._texture = GL.glGenTextures(1)
    GL.glBindTexture(GL.GL_TEXTURE_2D, self._texture)
    GL.glTexParameteri(
        GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_NEAREST)
    GL.glTexParameteri(
        GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_NEAREST)
Example #14
Source File: fullscreen_quad.py    From dm_control with Apache License 2.0 5 votes vote down vote up 
def render(self, pixmap, viewport_shape):
    """Renders the pixmap on a fullscreen quad.

    Args:
      pixmap: A 3D numpy array of bytes (np.uint8), with dimensions
        (width, height, 3).
      viewport_shape: A tuple of two elements, (width, height).
    """
    GL.glClear(GL.GL_COLOR_BUFFER_BIT)
    GL.glViewport(0, 0, *viewport_shape)
    GL.glUseProgram(self._shader)
    GL.glActiveTexture(GL.GL_TEXTURE0)
    GL.glBindTexture(GL.GL_TEXTURE_2D, self._texture)
    GL.glPixelStorei(GL.GL_UNPACK_ALIGNMENT, 1)
    GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGB, pixmap.shape[1],
                    pixmap.shape[0], 0, GL.GL_RGB, GL.GL_UNSIGNED_BYTE,
                    pixmap)
    GL.glUniform1i(self._var_texture_sampler, 0)
    GL.glDrawArrays(GL.GL_TRIANGLE_STRIP, 0, 4)
Example #15
Source File: hellovr_glfw.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def draw(self):
        GL.glBindVertexArray(self.vertex_array)
        GL.glActiveTexture(GL.GL_TEXTURE0)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.texture)
        GL.glDrawElements(GL.GL_TRIANGLES, self.vertex_count, GL.GL_UNSIGNED_SHORT, None)
        GL.glBindVertexArray(0)
Example #16
Source File: hellovr_glfw.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def __init__(self, width, height):
        self.render_framebuffer_id = GL.glGenFramebuffers(1)
        GL.glBindFramebuffer(GL.GL_FRAMEBUFFER, self.render_framebuffer_id)
        # 
        self.depth_buffer_id = GL.glGenRenderbuffers(1)
        GL.glBindRenderbuffer(GL.GL_RENDERBUFFER, self.depth_buffer_id)
        GL.glRenderbufferStorageMultisample(GL.GL_RENDERBUFFER, 4, GL.GL_DEPTH_COMPONENT, width, height)
        GL.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_DEPTH_ATTACHMENT, GL.GL_RENDERBUFFER,
                                     self.depth_buffer_id)
        #
        self.render_texture_id = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D_MULTISAMPLE, self.render_texture_id)
        GL.glTexImage2DMultisample(GL.GL_TEXTURE_2D_MULTISAMPLE, 4, GL.GL_RGBA8, width, height, True)
        GL.glFramebufferTexture2D(GL.GL_FRAMEBUFFER, GL.GL_COLOR_ATTACHMENT0, GL.GL_TEXTURE_2D_MULTISAMPLE,
                                  self.render_texture_id, 0)
        #
        self.resolve_framebuffer_id = GL.glGenFramebuffers(1)
        GL.glBindFramebuffer(GL.GL_FRAMEBUFFER, self.resolve_framebuffer_id)
        #
        self.resolve_texture_id = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.resolve_texture_id)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAX_LEVEL, 0)
        GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA8, width, height, 0, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, None)
        GL.glFramebufferTexture2D(GL.GL_FRAMEBUFFER, GL.GL_COLOR_ATTACHMENT0, GL.GL_TEXTURE_2D, self.resolve_texture_id,
                                  0)
        status = GL.glCheckFramebufferStatus(GL.GL_FRAMEBUFFER)
        assert status == GL.GL_FRAMEBUFFER_COMPLETE
Example #17
Source File: glutils.py    From MCEdit-Unified with ISC License 5 votes vote down vote up 
def bind(self):
        GL.glBindTexture(GL.GL_TEXTURE_2D, self._texID)
Example #18
Source File: test_opengl.py    From spimagine with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def paintGL(self):
        #GL.glClear(GL.GL_COLOR_BUFFER_BIT)
        self.program.bind()

        self.program.enableAttributeArray("position")
        self.program.enableAttributeArray("texcoord")
        self.program.setAttributeArray("position", self.quadCoord)
        self.program.setAttributeArray("texcoord", self.quadCoordTex)

        GL.glActiveTexture(GL.GL_TEXTURE0)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.texture)
        self.program.setUniformValue("texture", 0)

        GL.glDrawArrays(GL.GL_TRIANGLES, 0, len(self.quadCoord))
Example #19
Source File: glow.py    From semantic-kitti-api with MIT License 5 votes vote down vote up 
def assign(self, array):
    gl.glBindTexture(gl.GL_TEXTURE_RECTANGLE, self.id_)

    if array.dtype == np.uint8:
      gl.glTexImage2D(gl.GL_TEXTURE_RECTANGLE, 0, self.internalFormat_, self.width_, self.height_, 0, self.format,
                      gl.GL_UNSIGNED_BYTE, array)
    elif array.dtype == np.float32:
      gl.glTexImage2D(gl.GL_TEXTURE_RECTANGLE, 0, self.internalFormat_, self.width_, self.height_, 0, self.format,
                      gl.GL_FLOAT, array)
    else:
      raise NotImplementedError("pixel type not implemented.")

    gl.glBindTexture(gl.GL_TEXTURE_RECTANGLE, 0)
Example #20
Source File: glow.py    From semantic-kitti-api with MIT License 5 votes vote down vote up 
def release(self, textureUnitId):
    gl.glActiveTexture(gl.GL_TEXTURE0 + int(textureUnitId))
    gl.glBindTexture(gl.GL_TEXTURE_RECTANGLE, 0)
Example #21
Source File: glow.py    From semantic-kitti-api with MIT License 5 votes vote down vote up 
def bind(self, textureUnitId):
    gl.glActiveTexture(gl.GL_TEXTURE0 + int(textureUnitId))
    gl.glBindTexture(gl.GL_TEXTURE_RECTANGLE, self.id_)
Example #22
Source File: glow.py    From semantic-kitti-api with MIT License 5 votes vote down vote up 
def __init__(self, width, height, internalFormat=gl.GL_RGBA, format=gl.GL_RGBA):
    self.id_ = gl.glGenTextures(1)
    self.internalFormat_ = internalFormat  # gl.GL_RGB_FLOAT, gl.GL_RGB_UNSIGNED, ...
    self.format = format  # GL_RG. GL_RG_INTEGER, ...

    self.width_ = width
    self.height_ = height

    gl.glBindTexture(gl.GL_TEXTURE_RECTANGLE, self.id_)
    gl.glTexParameteri(gl.GL_TEXTURE_RECTANGLE, gl.GL_TEXTURE_MIN_FILTER, gl.GL_NEAREST)
    gl.glTexParameteri(gl.GL_TEXTURE_RECTANGLE, gl.GL_TEXTURE_MAG_FILTER, gl.GL_NEAREST)
    gl.glTexParameteri(gl.GL_TEXTURE_RECTANGLE, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_BORDER)
    gl.glTexParameteri(gl.GL_TEXTURE_RECTANGLE, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_BORDER)
    gl.glBindTexture(gl.GL_TEXTURE_RECTANGLE, 0)
Example #23
Source File: rendering.py    From renpy-shader with MIT License 5 votes vote down vote up 
def bindTextures(self, shader):
        index = 0
        for sampler, entry in self.textures.items():
            shader.uniformi(sampler, index)
            gl.glActiveTexture(gl.GL_TEXTURE0 + index)
            gl.glBindTexture(gl.GL_TEXTURE_2D, entry.texture.textureId)
            index += 1
Example #24
Source File: rendering.py    From renpy-shader with MIT License 5 votes vote down vote up 
def render(self, context):
        self.shader.bind()

        self.setUniforms(self.shader, context.uniforms)
        self.shader.uniformf("screenSize", *self.getSize())

        gl.glClearColor(*self.clearColor)
        gl.glClear(gl.GL_COLOR_BUFFER_BIT)
        gl.glDisable(gl.GL_DEPTH_TEST)

        transforms = self.computeBoneTransforms()

        boneMatrixArray = []
        for i, transform in enumerate(transforms):
            boneMatrix = transform.matrix
            boneMatrix.p = transform.transparency #Abuse unused matrix location

            overwrite = transform.damping > 0.0
            if overwrite and self.oldFrameData.get(transform.bone.name):
                overwrite = self.dampenBoneTransform(context, transform)

            if overwrite:
                self.oldFrameData[transform.bone.name] = SkinnedFrameData(context.shownTime, transform)

            boneMatrixArray.extend(utils.matrixToList(boneMatrix))
        self.shader.uniformMatrix4fArray("boneMatrices", boneMatrixArray)

        for transform in transforms:
            self.renderBoneTransform(transform, context)

        for i in range(2):
            gl.glActiveTexture(gl.GL_TEXTURE0 + i)
            gl.glBindTexture(gl.GL_TEXTURE_2D, 0)

        gl.glActiveTexture(gl.GL_TEXTURE0)

        self.shader.unbind()
Example #25
Source File: glutils.py    From GDMC with ISC License 5 votes vote down vote up 
def bind(self):
        GL.glBindTexture(GL.GL_TEXTURE_2D, self._texID)
Example #26
Source File: opengl.py    From pyimgui with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def refresh_font_texture(self):
        # save texture state
        # last_texture = gl.glGetIntegerv(gl.GL_TEXTURE_BINDING_2D)
        width, height, pixels = self.io.fonts.get_tex_data_as_alpha8()

        if self._font_texture is not None:
            gl.glDeleteTextures([self._font_texture])

        self._font_texture = gl.glGenTextures(1)
        gl.glBindTexture(gl.GL_TEXTURE_2D, self._font_texture)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
        gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_ALPHA, width, height, 0, gl.GL_ALPHA, gl.GL_UNSIGNED_BYTE, pixels)

        self.io.fonts.texture_id = self._font_texture
        # gl.glBindTexture(gl.GL_TEXTURE_2D, last_texture)
        self.io.fonts.clear_tex_data()
Example #27
Source File: texture.py    From renpy-shader with MIT License 5 votes vote down vote up 
def _load(self, surface):
        self.free()

        self.width = surface.get_width()
        self.height = surface.get_height()
        self.textureId = 0

        textureId = (gl.GLuint * 1)()

        surface.lock()

        BYTEP = ctypes.POINTER(ctypes.c_ubyte)
        ptr = ctypes.cast(surface._pixels_address, BYTEP)

        gl.glGenTextures(1, textureId)
        gl.glEnable(gl.GL_TEXTURE_2D)
        gl.glActiveTexture(gl.GL_TEXTURE0)

        gl.glPixelStorei(gl.GL_UNPACK_ROW_LENGTH, surface.get_pitch() // surface.get_bytesize())
        gl.glBindTexture(gl.GL_TEXTURE_2D, textureId[0])
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_EDGE)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_EDGE)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
        gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
        gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, self.width, self.height, 0, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, ptr)
        gl.glBindTexture(gl.GL_TEXTURE_2D, 0);
        gl.glPixelStorei(gl.GL_UNPACK_ROW_LENGTH, 0)

        surface.unlock()

        self.textureId = textureId[0]
Example #28
Source File: texture.py    From renpy-shader with MIT License 5 votes vote down vote up 
def bind(self, index):
        gl.glActiveTexture(gl.GL_TEXTURE0 + index)
        gl.glBindTexture(gl.GL_TEXTURE_2D, self.textureId)
Example #29
Source File: controller.py    From renpy-shader with MIT License 5 votes vote down vote up 
def copyRenderBufferToSurface(self, surface):
        surface.lock()

        gl.glPixelStorei(gl.GL_PACK_ROW_LENGTH, surface.get_pitch() // surface.get_bytesize())

        gl.glBindTexture(gl.GL_TEXTURE_2D, self.frameBuffer.texture)
        gl.glGetTexImage(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, surface._pixels_address)

        gl.glBindTexture(gl.GL_TEXTURE_2D, 0)
        gl.glPixelStorei(gl.GL_PACK_ROW_LENGTH, 0)

        surface.unlock()
Example #30
Source File: glutils.py    From MCEdit-Unified with ISC License 4 votes vote down vote up 
def __init__(self, width, height, drawFunc):
        tex = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D, tex)
        GL.glTexParameter(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_NEAREST)
        GL.glTexParameter(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_NEAREST)
        GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA8, width, height, 0, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, None)
        self.enabled = False
        self._texID = tex
        if bool(FBO.glGenFramebuffers) and "Intel" not in GL.glGetString(GL.GL_VENDOR):
            buf = FBO.glGenFramebuffers(1)
            depthbuffer = FBO.glGenRenderbuffers(1)

            FBO.glBindFramebuffer(FBO.GL_FRAMEBUFFER, buf)

            FBO.glBindRenderbuffer(FBO.GL_RENDERBUFFER, depthbuffer)
            FBO.glRenderbufferStorage(FBO.GL_RENDERBUFFER, GL.GL_DEPTH_COMPONENT, width, height)

            FBO.glFramebufferRenderbuffer(FBO.GL_FRAMEBUFFER, FBO.GL_DEPTH_ATTACHMENT, FBO.GL_RENDERBUFFER, depthbuffer)
            FBO.glFramebufferTexture2D(FBO.GL_FRAMEBUFFER, FBO.GL_COLOR_ATTACHMENT0, GL.GL_TEXTURE_2D, tex, 0)

            status = FBO.glCheckFramebufferStatus(FBO.GL_FRAMEBUFFER)
            if status != FBO.GL_FRAMEBUFFER_COMPLETE:
                print "glCheckFramebufferStatus", status
                self.enabled = False
                return

            FBO.glBindFramebuffer(FBO.GL_FRAMEBUFFER, buf)

            with gl.glPushAttrib(GL.GL_VIEWPORT_BIT):
                GL.glViewport(0, 0, width, height)
                drawFunc()

            FBO.glBindFramebuffer(FBO.GL_FRAMEBUFFER, 0)
            FBO.glDeleteFramebuffers(1, [buf])
            FBO.glDeleteRenderbuffers(1, [depthbuffer])
            self.enabled = True
        else:
            GL.glReadBuffer(GL.GL_BACK)

            GL.glPushAttrib(
                GL.GL_VIEWPORT_BIT | GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT | GL.GL_STENCIL_TEST | GL.GL_STENCIL_BUFFER_BIT)
            GL.glDisable(GL.GL_STENCIL_TEST)

            GL.glViewport(0, 0, width, height)
            GL.glScissor(0, 0, width, height)
            with gl.glEnable(GL.GL_SCISSOR_TEST):
                drawFunc()

            GL.glBindTexture(GL.GL_TEXTURE_2D, tex)
            GL.glReadBuffer(GL.GL_BACK)
            GL.glCopyTexSubImage2D(GL.GL_TEXTURE_2D, 0, 0, 0, 0, 0, width, height)

            GL.glPopAttrib()