def render_planar_update(self, rx, ry, rw, rh, x_scale=1, y_scale=1):
log("%s.render_planar_update%s pixel_format=%s", self, (rx, ry, rw, rh, x_scale, y_scale), self.pixel_format)
if self.pixel_format not in ("YUV420P", "YUV422P", "YUV444P", "GBRP"):
#not ready to render yet
return
if self.pixel_format == "GBRP":
self.set_rgbP_paint_state()
self.gl_marker("painting planar update, format %s", self.pixel_format)
divs = get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
glActiveTexture(texture)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[index])
tw, th = self.texture_size
log("%s.render_planar_update(..) texture_size=%s, size=%s", self, self.texture_size, self.size)
glBegin(GL_QUADS)
for x,y in ((0, 0), (0, rh), (rw, rh), (rw, 0)):
ax = min(tw, x)
ay = min(th, y)
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
(div_w, div_h) = divs[index]
glMultiTexCoord2i(texture, ax//div_w, ay//div_h)
glVertex2i(int(rx+ax*x_scale), int(ry+ay*y_scale))
glEnd()
if self.pixel_format == "GBRP":
self.unset_rgbP_paint_state()
def render_planar_update(self, rx, ry, rw, rh, x_scale=1, y_scale=1):
log("%s.render_planar_update%s pixel_format=%s", self, (rx, ry, rw, rh, x_scale, y_scale), self.pixel_format)
if self.pixel_format not in ("YUV420P", "YUV422P", "YUV444P", "GBRP"):
#not ready to render yet
return
if self.pixel_format == "GBRP":
self.set_rgbP_paint_state()
self.gl_marker("painting planar update, format %s", self.pixel_format)
divs = get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
glActiveTexture(texture)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[index])
tw, th = self.texture_size
log("%s.render_planar_update(..) texture_size=%s, size=%s", self, self.texture_size, self.size)
glBegin(GL_QUADS)
for x,y in ((0, 0), (0, rh), (rw, rh), (rw, 0)):
ax = min(tw, x)
ay = min(th, y)
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
(div_w, div_h) = divs[index]
glMultiTexCoord2i(texture, ax//div_w, ay//div_h)
glVertex2i(int(rx+ax*x_scale), int(ry+ay*y_scale))
glEnd()
if self.pixel_format == "GBRP":
self.unset_rgbP_paint_state()
def render_planar_update(self, rx, ry, rw, rh, x_scale=1, y_scale=1):
log("%s.render_planar_update%s pixel_format=%s", self, (rx, ry, rw, rh, x_scale, y_scale), self.pixel_format)
if self.pixel_format not in ("YUV420P", "YUV422P", "YUV444P", "GBRP"):
#not ready to render yet
return
if self.pixel_format == "GBRP":
# Set GL state for planar RGB: change fragment program
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.shaders[RGBP2RGB_SHADER])
self.gl_marker("painting planar update, format %s", self.pixel_format)
divs = get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
for texture, index in ((GL_TEXTURE0, TEX_Y), (GL_TEXTURE1, TEX_U), (GL_TEXTURE2, TEX_V)):
glActiveTexture(texture)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[index])
tw, th = self.texture_size
log("%s.render_planar_update(..) texture_size=%s, size=%s", self, self.texture_size, self.size)
glBegin(GL_QUADS)
for x,y in ((0, 0), (0, rh), (rw, rh), (rw, 0)):
ax = min(tw, x)
ay = min(th, y)
for texture, index in ((GL_TEXTURE0, TEX_Y), (GL_TEXTURE1, TEX_U), (GL_TEXTURE2, TEX_V)):
(div_w, div_h) = divs[index]
glMultiTexCoord2i(texture, ax//div_w, ay//div_h)
glVertex2i(int(rx+ax*x_scale), int(ry+ay*y_scale))
glEnd()
for texture in (GL_TEXTURE0, GL_TEXTURE1, GL_TEXTURE2):
glActiveTexture(texture)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0)
glDisable(GL_FRAGMENT_PROGRAM_ARB)
if self.pixel_format == "GBRP":
# Reset state to our default (YUV painting)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.shaders[YUV2RGB_SHADER])
glActiveTexture(GL_TEXTURE0)
def render_yuv_update(self, rx, ry, rw, rh):
debug("render_yuv_update %sx%s at %sx%s pixel_format=%s", rw, rh, rx,
ry, self.pixel_format)
if self.pixel_format not in (YUV420P, YUV422P, YUV444P):
#not ready to render yet
return
self.gl_marker("Painting YUV update")
divs = get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.yuv_shader[0])
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1),
(GL_TEXTURE2, 2)):
glActiveTexture(texture)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[index])
tw, th = self.texture_size
debug("render_yuv_update texture_size=%s, size=%s", self.texture_size,
self.size)
glBegin(GL_QUADS)
for x, y in ((rx, ry), (rx, ry + rh), (rx + rw, ry + rh), (rx + rw,
ry)):
ax = min(tw, x)
ay = min(th, y)
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1),
(GL_TEXTURE2, 2)):
(div_w, div_h) = divs[index]
glMultiTexCoord2i(texture, ax / div_w, ay / div_h)
glVertex2i(ax, ay)
glEnd()
def render_image(self, rx, ry, rw, rh):
log("render_image %sx%s at %sx%s pixel_format=%s", rw, rh, rx, ry, self.pixel_format)
if self.pixel_format not in (YUV420P, YUV422P, YUV444P):
#not ready to render yet
return
divs = self.get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBegin(GL_QUADS)
for x,y in ((rx, ry), (rx, ry+rh), (rx+rw, ry+rh), (rx+rw, ry)):
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
div = divs[index]
glMultiTexCoord2i(texture, x/div, y/div)
glVertex2i(x, y)
glEnd()
glFlush()
def render_image(self, rx, ry, rw, rh):
log("render_image %sx%s at %sx%s pixel_format=%s", rw, rh, rx, ry,
self.pixel_format)
if self.pixel_format not in (YUV420P, YUV422P, YUV444P):
#not ready to render yet
return
divs = self.get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBegin(GL_QUADS)
for x, y in ((rx, ry), (rx, ry + rh), (rx + rw, ry + rh), (rx + rw,
ry)):
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1),
(GL_TEXTURE2, 2)):
div = divs[index]
glMultiTexCoord2i(texture, x / div, y / div)
glVertex2i(x, y)
glEnd()
glFlush()
def render_yuv_update(self, rx, ry, rw, rh):
debug("render_yuv_update %sx%s at %sx%s pixel_format=%s", rw, rh, rx, ry, self.pixel_format)
if self.pixel_format not in (YUV420P, YUV422P, YUV444P):
#not ready to render yet
return
self.gl_marker("Painting YUV update")
divs = get_subsampling_divs(self.pixel_format)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.yuv_shader[0])
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
glActiveTexture(texture)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[index])
tw, th = self.texture_size
debug("render_yuv_update texture_size=%s, size=%s", self.texture_size, self.size)
glBegin(GL_QUADS)
for x,y in ((rx, ry), (rx, ry+rh), (rx+rw, ry+rh), (rx+rw, ry)):
ax = min(tw, x)
ay = min(th, y)
for texture, index in ((GL_TEXTURE0, 0), (GL_TEXTURE1, 1), (GL_TEXTURE2, 2)):
(div_w, div_h) = divs[index]
glMultiTexCoord2i(texture, ax/div_w, ay/div_h)
glVertex2i(ax, ay)
glEnd()
def paint_yuv420(self, img_data, x, y, width, height, rowstrides):
#import time
#before=time.time()
# OpenGL begin
if not self.gldrawable.gl_begin(self.glcontext):
log.error("OUCH")
return False
# Upload texture
if self.textures[0] == 0:
self.textures = glGenTextures(3)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
if not self.yuv420_shader:
self.yuv420_shader = [1]
glGenProgramsARB(1, self.yuv420_shader)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.yuv420_shader[0])
# The following fragprog is:
# * MIT X11 license, Copyright (c) 2007 by:
# * Michael Dominic K. <*****@*****.**>
#http://www.mdk.org.pl/2007/11/17/gl-colorspace-conversions
prog = """!!ARBfp1.0
# cgc version 3.1.0010, build date Feb 10 2012
# command line args: -profile arbfp1
# source file: yuv.cg
#vendor NVIDIA Corporation
#version 3.1.0.10
#profile arbfp1
#program main
#semantic main.IN
#var float2 IN.texcoord1 : $vin.TEXCOORD0 : TEX0 : 0 : 1
#var float2 IN.texcoord2 : $vin.TEXCOORD1 : TEX1 : 0 : 1
#var float2 IN.texcoord3 : $vin.TEXCOORD2 : TEX2 : 0 : 1
#var samplerRECT IN.texture1 : TEXUNIT0 : texunit 0 : 0 : 1
#var samplerRECT IN.texture2 : TEXUNIT1 : texunit 1 : 0 : 1
#var samplerRECT IN.texture3 : TEXUNIT2 : texunit 2 : 0 : 1
#var float4 IN.color : $vin.COLOR0 : COL0 : 0 : 1
#var float4 main.color : $vout.COLOR0 : COL : -1 : 1
#const c[0] = 1.1643835 2.017231 0 0.5
#const c[1] = 0.0625 1.1643835 -0.3917616 -0.81296802
#const c[2] = 1.1643835 0 1.5960271
PARAM c[3] = { { 1.1643835, 2.017231, 0, 0.5 },
{ 0.0625, 1.1643835, -0.3917616, -0.81296802 },
{ 1.1643835, 0, 1.5960271 } };
TEMP R0;
TEMP R1;
TEX R0.x, fragment.texcoord[2], texture[2], RECT;
ADD R1.z, R0.x, -c[0].w;
TEX R1.x, fragment.texcoord[0], texture[0], RECT;
TEX R0.x, fragment.texcoord[1], texture[1], RECT;
ADD R1.x, R1, -c[1];
ADD R1.y, R0.x, -c[0].w;
DP3 result.color.z, R1, c[0];
DP3 result.color.y, R1, c[1].yzww;
DP3 result.color.x, R1, c[2];
MOV result.color.w, fragment.color.primary;
END
# 10 instructions, 2 R-regs
"""
glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB,
GL_PROGRAM_FORMAT_ASCII_ARB, len(prog), prog)
log.error(glGetString(GL_PROGRAM_ERROR_STRING_ARB))
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.yuv420_shader[0])
glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[0])
glEnable(GL_TEXTURE_RECTANGLE_ARB)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER,
GL_NEAREST)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER,
GL_NEAREST)
glPixelStorei(GL_UNPACK_ROW_LENGTH, rowstrides[0])
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_LUMINANCE, width, height,
0, GL_LUMINANCE, GL_UNSIGNED_BYTE, img_data[0])
glActiveTexture(GL_TEXTURE1)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[1])
glEnable(GL_TEXTURE_RECTANGLE_ARB)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER,
GL_LINEAR)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER,
GL_NEAREST)
glPixelStorei(GL_UNPACK_ROW_LENGTH, rowstrides[1])
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_LUMINANCE, width / 2,
height / 2, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE,
img_data[1])
glActiveTexture(GL_TEXTURE2)
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[2])
glEnable(GL_TEXTURE_RECTANGLE_ARB)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER,
GL_LINEAR)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER,
GL_NEAREST)
glPixelStorei(GL_UNPACK_ROW_LENGTH, rowstrides[2])
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_LUMINANCE, width / 2,
height / 2, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE,
img_data[2])
vtxarrays = 0
if vtxarrays == 1:
texcoords = [[0, 0], [0, height], [width, height], [width, 0]]
vtxcoords = texcoords
texcoords_half = [[0, 0], [0, height / 2], [width / 2, height / 2],
[width / 2, 0]]
glVertexPointeri(vtxcoords)
glActiveTexture(GL_TEXTURE0)
glClientActiveTexture(GL_TEXTURE0)
glEnableClientState(GL_TEXTURE_COORD_ARRAY)
glTexCoordPointeri(texcoords)
glActiveTexture(GL_TEXTURE1)
glClientActiveTexture(GL_TEXTURE1)
glEnableClientState(GL_TEXTURE_COORD_ARRAY)
glTexCoordPointeri(texcoords_half)
glActiveTexture(GL_TEXTURE2)
glClientActiveTexture(GL_TEXTURE2)
glEnableClientState(GL_TEXTURE_COORD_ARRAY)
glTexCoordPointeri(texcoords_half)
glDrawArrays(GL_QUADS, 0, 4)
else:
glBegin(GL_QUADS)
glMultiTexCoord2i(GL_TEXTURE0, 0, 0)
glMultiTexCoord2i(GL_TEXTURE1, 0, 0)
glMultiTexCoord2i(GL_TEXTURE2, 0, 0)
glVertex2i(0, 0)
glMultiTexCoord2i(GL_TEXTURE0, 0, height)
glMultiTexCoord2i(GL_TEXTURE1, 0, height / 2)
glMultiTexCoord2i(GL_TEXTURE2, 0, height / 2)
glVertex2i(0, height)
glMultiTexCoord2i(GL_TEXTURE0, width, height)
glMultiTexCoord2i(GL_TEXTURE1, width / 2, height / 2)
glMultiTexCoord2i(GL_TEXTURE2, width / 2, height / 2)
glVertex2i(width, height)
glMultiTexCoord2i(GL_TEXTURE0, width, 0)
glMultiTexCoord2i(GL_TEXTURE1, width / 2, 0)
glMultiTexCoord2i(GL_TEXTURE2, width / 2, 0)
glVertex2i(width, 0)
glEnd()
# OpenGL end
#self.gldrawable.swap_buffers()
# self.gldrawable.swap_buffers()
glFinish()
self.gldrawable.gl_end()
def render_image(self):
drawable = self.glarea.get_gl_drawable()
context = self.glarea.get_gl_context()
w, h = self.get_size()
if not drawable.gl_begin(context):
raise Exception("** Cannot create OpenGL rendering context!")
texcoords = [[0, 0], [0, h], [w, h], [w, 0]]
vtxcoords = texcoords
if self.current_mode == GLClientWindow.MODE_RGB:
glVertexPointeri(vtxcoords)
glTexCoordPointeri(texcoords)
glDrawArrays(GL_QUADS, 0, 4)
elif self.current_mode == GLClientWindow.MODE_YUV:
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBegin(GL_QUADS)
glMultiTexCoord2i(GL_TEXTURE0, 0, 0)
glMultiTexCoord2i(GL_TEXTURE1, 0, 0)
glMultiTexCoord2i(GL_TEXTURE2, 0, 0)
glVertex2i(0, 0)
glMultiTexCoord2i(GL_TEXTURE0, 0, h)
glMultiTexCoord2i(GL_TEXTURE1, 0, h / 2)
glMultiTexCoord2i(GL_TEXTURE2, 0, h / 2)
glVertex2i(0, h)
glMultiTexCoord2i(GL_TEXTURE0, w, h)
glMultiTexCoord2i(GL_TEXTURE1, w / 2, h / 2)
glMultiTexCoord2i(GL_TEXTURE2, w / 2, h / 2)
glVertex2i(w, h)
glMultiTexCoord2i(GL_TEXTURE0, w, 0)
glMultiTexCoord2i(GL_TEXTURE1, w / 2, 0)
glMultiTexCoord2i(GL_TEXTURE2, w / 2, 0)
glVertex2i(w, 0)
glEnd()
drawable.swap_buffers()
drawable.gl_end()
def render_image(self):
drawable = self.glarea.get_gl_drawable()
context = self.glarea.get_gl_context()
w, h = self.get_size()
if not drawable.gl_begin(context):
raise Exception("** Cannot create OpenGL rendering context!")
texcoords = [ [ 0, 0 ],
[ 0, h ],
[ w, h ],
[ w, 0 ] ]
vtxcoords = texcoords
if self.current_mode == GLClientWindow.MODE_RGB:
glVertexPointeri(vtxcoords)
glTexCoordPointeri(texcoords)
glDrawArrays(GL_QUADS, 0, 4);
elif self.current_mode == GLClientWindow.MODE_YUV:
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBegin(GL_QUADS);
glMultiTexCoord2i(GL_TEXTURE0, 0, 0);
glMultiTexCoord2i(GL_TEXTURE1, 0, 0);
glMultiTexCoord2i(GL_TEXTURE2, 0, 0);
glVertex2i(0, 0);
glMultiTexCoord2i(GL_TEXTURE0, 0, h);
glMultiTexCoord2i(GL_TEXTURE1, 0, h/2);
glMultiTexCoord2i(GL_TEXTURE2, 0, h/2);
glVertex2i(0, h);
glMultiTexCoord2i(GL_TEXTURE0, w, h);
glMultiTexCoord2i(GL_TEXTURE1, w/2, h/2);
glMultiTexCoord2i(GL_TEXTURE2, w/2, h/2);
glVertex2i(w, h);
glMultiTexCoord2i(GL_TEXTURE0, w, 0);
glMultiTexCoord2i(GL_TEXTURE1, w/2, 0);
glMultiTexCoord2i(GL_TEXTURE2, w/2, 0);
glVertex2i(w, 0);
glEnd()
drawable.swap_buffers()
drawable.gl_end()
def paint_yuv420(self, img_data, x, y, width, height, rowstrides):
#import time
#before=time.time()
# OpenGL begin
if not self.gldrawable.gl_begin(self.glcontext):
log.error("OUCH")
return False
# Upload texture
if self.textures[0] == 0:
self.textures = glGenTextures(3)
glEnable(GL_FRAGMENT_PROGRAM_ARB)
if not self.yuv420_shader:
self.yuv420_shader = [ 1 ]
glGenProgramsARB(1, self.yuv420_shader)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.yuv420_shader[0])
# The following fragprog is:
# * MIT X11 license, Copyright (c) 2007 by:
# * Michael Dominic K. <*****@*****.**>
#http://www.mdk.org.pl/2007/11/17/gl-colorspace-conversions
prog = """!!ARBfp1.0
# cgc version 3.1.0010, build date Feb 10 2012
# command line args: -profile arbfp1
# source file: yuv.cg
#vendor NVIDIA Corporation
#version 3.1.0.10
#profile arbfp1
#program main
#semantic main.IN
#var float2 IN.texcoord1 : $vin.TEXCOORD0 : TEX0 : 0 : 1
#var float2 IN.texcoord2 : $vin.TEXCOORD1 : TEX1 : 0 : 1
#var float2 IN.texcoord3 : $vin.TEXCOORD2 : TEX2 : 0 : 1
#var samplerRECT IN.texture1 : TEXUNIT0 : texunit 0 : 0 : 1
#var samplerRECT IN.texture2 : TEXUNIT1 : texunit 1 : 0 : 1
#var samplerRECT IN.texture3 : TEXUNIT2 : texunit 2 : 0 : 1
#var float4 IN.color : $vin.COLOR0 : COL0 : 0 : 1
#var float4 main.color : $vout.COLOR0 : COL : -1 : 1
#const c[0] = 1.1643835 2.017231 0 0.5
#const c[1] = 0.0625 1.1643835 -0.3917616 -0.81296802
#const c[2] = 1.1643835 0 1.5960271
PARAM c[3] = { { 1.1643835, 2.017231, 0, 0.5 },
{ 0.0625, 1.1643835, -0.3917616, -0.81296802 },
{ 1.1643835, 0, 1.5960271 } };
TEMP R0;
TEMP R1;
TEX R0.x, fragment.texcoord[2], texture[2], RECT;
ADD R1.z, R0.x, -c[0].w;
TEX R1.x, fragment.texcoord[0], texture[0], RECT;
TEX R0.x, fragment.texcoord[1], texture[1], RECT;
ADD R1.x, R1, -c[1];
ADD R1.y, R0.x, -c[0].w;
DP3 result.color.z, R1, c[0];
DP3 result.color.y, R1, c[1].yzww;
DP3 result.color.x, R1, c[2];
MOV result.color.w, fragment.color.primary;
END
# 10 instructions, 2 R-regs
"""
glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB, len(prog), prog)
log.error(glGetString(GL_PROGRAM_ERROR_STRING_ARB))
glEnable(GL_FRAGMENT_PROGRAM_ARB)
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, self.yuv420_shader[0])
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[0])
glEnable(GL_TEXTURE_RECTANGLE_ARB)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glPixelStorei(GL_UNPACK_ROW_LENGTH, rowstrides[0])
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_LUMINANCE, width, height, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, img_data[0]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[1])
glEnable(GL_TEXTURE_RECTANGLE_ARB)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glPixelStorei(GL_UNPACK_ROW_LENGTH, rowstrides[1])
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_LUMINANCE, width/2, height/2, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, img_data[1]);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, self.textures[2])
glEnable(GL_TEXTURE_RECTANGLE_ARB)
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glPixelStorei(GL_UNPACK_ROW_LENGTH, rowstrides[2])
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_LUMINANCE, width/2, height/2, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, img_data[2]);
vtxarrays=0
if vtxarrays == 1:
texcoords = [ [ 0, 0 ],
[ 0, height],
[ width, height],
[ width, 0] ]
vtxcoords = texcoords
texcoords_half = [ [ 0, 0 ],
[ 0, height/2],
[ width/2, height/2],
[ width/2, 0] ]
glVertexPointeri(vtxcoords)
glActiveTexture(GL_TEXTURE0);
glClientActiveTexture(GL_TEXTURE0)
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointeri(texcoords)
glActiveTexture(GL_TEXTURE1);
glClientActiveTexture(GL_TEXTURE1)
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointeri(texcoords_half)
glActiveTexture(GL_TEXTURE2);
glClientActiveTexture(GL_TEXTURE2)
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointeri(texcoords_half)
glDrawArrays(GL_QUADS, 0, 4);
else:
glBegin(GL_QUADS);
glMultiTexCoord2i(GL_TEXTURE0, 0, 0);
glMultiTexCoord2i(GL_TEXTURE1, 0, 0);
glMultiTexCoord2i(GL_TEXTURE2, 0, 0);
glVertex2i(0, 0);
glMultiTexCoord2i(GL_TEXTURE0, 0, height);
glMultiTexCoord2i(GL_TEXTURE1, 0, height/2);
glMultiTexCoord2i(GL_TEXTURE2, 0, height/2);
glVertex2i(0, height);
glMultiTexCoord2i(GL_TEXTURE0, width, height);
glMultiTexCoord2i(GL_TEXTURE1, width/2, height/2);
glMultiTexCoord2i(GL_TEXTURE2, width/2, height/2);
glVertex2i(width, height);
glMultiTexCoord2i(GL_TEXTURE0, width, 0);
glMultiTexCoord2i(GL_TEXTURE1, width/2, 0);
glMultiTexCoord2i(GL_TEXTURE2, width/2, 0);
glVertex2i(width, 0);
glEnd()
# OpenGL end
#self.gldrawable.swap_buffers()
# self.gldrawable.swap_buffers()
glFinish()
self.gldrawable.gl_end()