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progs/glsl: set generic vertex attribute values

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This commit is contained in:
Brian Paul
2009-08-13 16:02:24 -06:00
parent 62d1132160
commit 08ecd863ee
1 changed files with 15 additions and 2 deletions
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17
progs/glsl/shtest.c
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@@ -133,7 +133,20 @@ SquareVertex(GLfloat s, GLfloat t, GLfloat size)
{ {
GLfloat x = -size + s * 2.0 * size; GLfloat x = -size + s * 2.0 * size;
GLfloat y = -size + t * 2.0 * size; GLfloat y = -size + t * 2.0 * size;
glTexCoord2f(s, t); GLuint i;
glMultiTexCoord2f(GL_TEXTURE0, s, t);
glMultiTexCoord2f(GL_TEXTURE1, s, t);
glMultiTexCoord2f(GL_TEXTURE2, s, t);
glMultiTexCoord2f(GL_TEXTURE3, s, t);
/* assign (s,t) to the generic attributes */
for (i = 0; i < NumAttribs; i++) {
if (Attribs[i].location >= 0) {
glVertexAttrib2f(Attribs[i].location, s, t);
}
}
glVertex2f(x, y); glVertex2f(x, y);
} }
@@ -148,7 +161,7 @@ Square(GLfloat size)
glNormal3f(0, 0, 1); glNormal3f(0, 0, 1);
glVertexAttrib3f(tangentAttrib, 1, 0, 0); glVertexAttrib3f(tangentAttrib, 1, 0, 0);
glBegin(GL_POLYGON); glBegin(GL_POLYGON);
#if 0 #if 1
SquareVertex(0, 0, size); SquareVertex(0, 0, size);
SquareVertex(1, 0, size); SquareVertex(1, 0, size);
SquareVertex(1, 1, size); SquareVertex(1, 1, size);