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Added cell edge with 2d texture coord support

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This commit is contained in:
Magne Sjaastad 2014-08-13 09:19:47 +02:00
parent 02de2f383f
commit 4bc03607f0
2 changed files with 131 additions and 0 deletions
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1
ApplicationCode/Resources/ResInsight.qrc
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@ -48,5 +48,6 @@
<qresource prefix="/Shader/"> <qresource prefix="/Shader/">
<file>fs_CellFace.glsl</file> <file>fs_CellFace.glsl</file>
<file>vs_CellFace.glsl</file> <file>vs_CellFace.glsl</file>
<file>vs_2dTextureCellFace.glsl</file>
</qresource> </qresource>
</RCC> </RCC>

130
ApplicationCode/Resources/vs_2dTextureCellFace.glsl Normal file
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@ -0,0 +1,130 @@
uniform sampler2D u_edgeTexture2D;
uniform sampler2D u_cellTexture2D;
attribute vec2 a_localCoord;
attribute float a_face;
attribute vec2 a_cellTextureCoord;
attribute float a_colorPosI;
attribute float a_colorNegI;
attribute float a_colorPosJ;
attribute float a_colorNegJ;
attribute float a_colorPosK;
attribute float a_colorNegK;
varying vec2 v_localCoord;
varying vec4 v_cellColor;
varying vec4 v_bottomColor;
varying vec4 v_rightColor;
varying vec4 v_topColor;
varying vec4 v_leftColor;
// Native visualization lib stuff
uniform mat4 cvfu_modelViewProjectionMatrix;
uniform mat4 cvfu_modelViewMatrix;
uniform mat3 cvfu_normalMatrix;
attribute vec4 cvfa_vertex;
attribute vec3 cvfa_normal;
varying vec3 v_ecPosition;
varying vec3 v_ecNormal;
// End native vz stuff
#define POS_I 0.0
#define NEG_I 1.0
#define POS_J 2.0
#define NEG_J 3.0
#define POS_K 4.0
#define NEG_K 5.0
//
// 7---------6
// /| /| |k
// / | / | | /j
// 4---------5 | |/
// | 3------|--2 *---i
// | / | /
// |/ |/
// 0---------1
//
// Face layout expected
// POS_I 1, 2, 6, 5
// NEG_I 0, 4, 7, 3
// POS_J 3, 7, 6, 2
// NEG_J 0, 1, 5, 4
// POS_K 4, 5, 6, 7
// NEG_K 0, 3, 2, 1
//
vec4 getColorFromTextureCoord(float textureCoord, vec4 cellColor)
{
if (textureCoord < 0.0)
return cellColor;
else
return texture2D(u_edgeTexture2D, vec2(textureCoord, 0.5f ));
}
void main()
{
v_localCoord = a_localCoord;
v_cellColor = texture2D(u_cellTexture2D, a_cellTextureCoord);
if (a_face == POS_I)
{
v_bottomColor = getColorFromTextureCoord(a_colorNegK, v_cellColor);
v_rightColor = getColorFromTextureCoord(a_colorPosJ, v_cellColor);
v_topColor = getColorFromTextureCoord(a_colorPosK, v_cellColor);
v_leftColor = getColorFromTextureCoord(a_colorNegJ, v_cellColor);
}
else if (a_face == NEG_I)
{
v_bottomColor = getColorFromTextureCoord(a_colorNegJ, v_cellColor);
v_rightColor = getColorFromTextureCoord(a_colorPosK, v_cellColor);
v_topColor = getColorFromTextureCoord(a_colorPosJ, v_cellColor);
v_leftColor = getColorFromTextureCoord(a_colorNegK, v_cellColor);
}
else if (a_face == POS_J )
{
v_bottomColor = getColorFromTextureCoord(a_colorNegI, v_cellColor);
v_rightColor = getColorFromTextureCoord(a_colorPosK, v_cellColor);
v_topColor = getColorFromTextureCoord(a_colorPosI, v_cellColor);
v_leftColor = getColorFromTextureCoord(a_colorNegK, v_cellColor);
}
else if (a_face == NEG_J)
{
v_bottomColor = getColorFromTextureCoord(a_colorNegK, v_cellColor);
v_rightColor = getColorFromTextureCoord(a_colorPosI, v_cellColor);
v_topColor = getColorFromTextureCoord(a_colorPosK, v_cellColor);
v_leftColor = getColorFromTextureCoord(a_colorNegI, v_cellColor);
}
else if (a_face == POS_K )
{
v_bottomColor = getColorFromTextureCoord(a_colorNegJ, v_cellColor);
v_rightColor = getColorFromTextureCoord(a_colorPosI, v_cellColor);
v_topColor = getColorFromTextureCoord(a_colorPosJ, v_cellColor);
v_leftColor = getColorFromTextureCoord(a_colorNegI, v_cellColor);
}
else if (a_face == NEG_K)
{
v_bottomColor = getColorFromTextureCoord(a_colorNegI, v_cellColor);
v_rightColor = getColorFromTextureCoord(a_colorPosJ, v_cellColor);
v_topColor = getColorFromTextureCoord(a_colorPosI, v_cellColor);
v_leftColor = getColorFromTextureCoord(a_colorNegJ, v_cellColor);
}
else
{
v_bottomColor = v_cellColor;
v_rightColor = v_cellColor;
v_topColor = v_cellColor;
v_leftColor = v_cellColor;
}
// Transforms vertex position and normal vector to eye space
v_ecPosition = (cvfu_modelViewMatrix * cvfa_vertex).xyz;
v_ecNormal = cvfu_normalMatrix * cvfa_normal;
gl_Position = cvfu_modelViewProjectionMatrix*cvfa_vertex;
}