[occt.git] / tests / v3d / glsl / texture_multi1

puts "========"
puts "0028912: Visualization, TKOpenGl - multi-texture support"
puts "========"

pload MODELING VISUALIZATION

set aShaderVert "
THE_SHADER_OUT vec2 TexCoord;
void main() {
  TexCoord    = occTexCoord.st;
  gl_Position = occProjectionMatrix * occWorldViewMatrix * occModelWorldMatrix * occVertex;
}"

set aShaderFrag "
uniform sampler2D occSampler1;
uniform sampler2D occSampler2;
uniform sampler2D occSampler3;
THE_SHADER_IN vec2 TexCoord;
void main() {
  if      (TexCoord.s <  0.5 && TexCoord.t <  0.5) { occFragColor = occTexture2D(occSampler0, TexCoord.st); }
  else if (TexCoord.s <  0.5 && TexCoord.t >= 0.5) { occFragColor = occTexture2D(occSampler1, TexCoord.st); }
  else if (TexCoord.s >= 0.5 && TexCoord.t <  0.5) { occFragColor = occTexture2D(occSampler2, TexCoord.st); }
  else                                             { occFragColor = occTexture2D(occSampler3, TexCoord.st); }
}"

# draw a box
box b 1 2 3
vclear
vclose ALL
vinit View1
vaxo
vdisplay -dispMode 1 b
vfit
vrotate 0.2 0.0 0.0

# take snapshot with built-in shader
vtexture b -tex0 3 -tex1 4 -tex2 5 -tex3 6
vdump $::imagedir/${::casename}_normal.png

#vshaderprog b $aShaderVert $aShaderFrag
vshaderprog b -vert $aShaderVert -frag $aShaderFrag
vdump $::imagedir/${::casename}_multi.png
Commit	Line	Data
cc8cbabe	1	puts "========"
	2	puts "0028912: Visualization, TKOpenGl - multi-texture support"
	3	puts "========"
	4
	5	pload MODELING VISUALIZATION
	6
	7	set aShaderVert "
	8	THE_SHADER_OUT vec2 TexCoord;
	9	void main() {
	10	TexCoord = occTexCoord.st;
	11	gl_Position = occProjectionMatrix * occWorldViewMatrix * occModelWorldMatrix * occVertex;
	12	}"
	13
	14	set aShaderFrag "
	15	uniform sampler2D occSampler1;
	16	uniform sampler2D occSampler2;
	17	uniform sampler2D occSampler3;
	18	THE_SHADER_IN vec2 TexCoord;
	19	void main() {
	20	if (TexCoord.s < 0.5 && TexCoord.t < 0.5) { occFragColor = occTexture2D(occSampler0, TexCoord.st); }
	21	else if (TexCoord.s < 0.5 && TexCoord.t >= 0.5) { occFragColor = occTexture2D(occSampler1, TexCoord.st); }
	22	else if (TexCoord.s >= 0.5 && TexCoord.t < 0.5) { occFragColor = occTexture2D(occSampler2, TexCoord.st); }
	23	else { occFragColor = occTexture2D(occSampler3, TexCoord.st); }
	24	}"
	25
	26	# draw a box
	27	box b 1 2 3
	28	vclear
8e0a2b19	29	vclose ALL
cc8cbabe	30	vinit View1
	31	vaxo
	32	vdisplay -dispMode 1 b
	33	vfit
	34	vrotate 0.2 0.0 0.0
	35
	36	# take snapshot with built-in shader
	37	vtexture b -tex0 3 -tex1 4 -tex2 5 -tex3 6
	38	vdump $::imagedir/${::casename}_normal.png
	39
8e0a2b19	40	#vshaderprog b $aShaderVert $aShaderFrag
8e0a2b19	41	vshaderprog b -vert $aShaderVert -frag $aShaderFrag
cc8cbabe	42	vdump $::imagedir/${::casename}_multi.png