adjusted function names, and added functions for other types

1 files changed, 33 insertions, 1 deletions

diff --git a/gl.go b/gl.go
index 2692cb0..4ec8f87 100644
--- a/gl.go
+++ b/gl.go
@@ -437,6 +437,16 @@ func GetBooleanv(pname GLenum, params []bool) {
 	C.glGetBooleanv(C.GLenum(pname), (*C.GLboolean)(unsafe.Pointer(&params[0])))
 }
 
+func GetBoolean4(pname GLenum) (v0, v1, v2, v3 bool) {
+	var values [4]C.GLboolean
+	C.glGetBooleanv(C.GLenum(pname), &values[0])
+	v0 = values[0] != 0
+	v1 = values[1] != 0
+	v2 = values[2] != 0
+	v3 = values[3] != 0
+	return
+}
+
 //void glGetClipPlane (GLenum plane, float64 *equation)
 func GetClipPlane(plane GLenum, equation *float64) {
 	C.glGetClipPlane(C.GLenum(plane), (*C.GLdouble)(equation))
@@ -450,6 +460,16 @@ func GetDoublev(pname GLenum, params []float64) {
 	C.glGetDoublev(C.GLenum(pname), (*C.GLdouble)(&params[0]))
 }
 
+func GetDouble4(pname GLenum) (v0, v1, v2, v3 float64) {
+	var values [4]C.GLdouble
+	C.glGetDoublev(C.GLenum(pname), &values[0])
+	v0 = float64(values[0])
+	v1 = float64(values[1])
+	v2 = float64(values[2])
+	v3 = float64(values[3])
+	return
+}
+
 //GLenum glGetError (void)
 func GetError() GLenum {
 	return GLenum(C.glGetError())
@@ -463,6 +483,17 @@ func GetFloatv(pname GLenum, params []float32) {
 	C.glGetFloatv(C.GLenum(pname), (*C.GLfloat)(&params[0]))
 }
 
+// almost all cases where GetIntegerv is called, this function is more convenient
+func GetFloat4(pname GLenum) (v0, v1, v2, v3 float32) {
+	var values [4]C.GLfloat
+	C.glGetFloatv(C.GLenum(pname), &values[0])
+	v0 = float32(values[0])
+	v1 = float32(values[1])
+	v2 = float32(values[2])
+	v3 = float32(values[3])
+	return
+}
+
 //void glGetIntegerv (GLenum pname, int *params)
 func GetIntegerv(pname GLenum, params []int32) {
 	if len(params) == 0 {
@@ -472,13 +503,14 @@ func GetIntegerv(pname GLenum, params []int32) {
 }
 
 // almost all cases where GetIntegerv is called, this function is more convenient
-func Get4Integer(pname GLenum) (v0, v1, v2, v3 int) {
+func GetInteger4(pname GLenum) (v0, v1, v2, v3 int) {
 	var values [4]C.GLint
 	C.glGetIntegerv(C.GLenum(pname), &values[0])
 	v0 = int(values[0])
 	v1 = int(values[1])
 	v2 = int(values[2])
 	v3 = int(values[3])
+	return
 }
 
 //void glGetLightfv (GLenum light, GLenum pname, float *params)